From e2132d66f1bedf2cf5effba90ee57e6707498778 Mon Sep 17 00:00:00 2001 From: zk <2930705585@qq.com> Date: Sun, 25 Jan 2026 07:58:39 +0800 Subject: [PATCH 1/5] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E6=96=B0=E9=97=B9?= =?UTF-8?q?=E9=92=9F=EF=BC=88=E9=80=89=E6=8B=A9=E4=B8=80=E6=AE=B5=E6=97=B6?= =?UTF-8?q?=E9=97=B4=EF=BC=89=E9=80=89=E9=A1=B9=E5=92=8C=E5=AF=8C=E6=96=87?= =?UTF-8?q?=E6=9C=AC=EF=BC=88=E7=B2=97=E4=BD=93=EF=BC=8C=E6=96=9C=E4=BD=93?= =?UTF-8?q?=EF=BC=8C=E6=92=A4=E5=9B=9E=EF=BC=89=E7=9A=84=E5=8A=9F=E8=83=BD?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/ui/NoteEditActivity.java | 902 ++++++++++++++++++++++++++--------- 1 file changed, 677 insertions(+), 225 deletions(-) diff --git a/src/ui/NoteEditActivity.java b/src/ui/NoteEditActivity.java index 3ce63a7..6375937 100644 --- a/src/ui/NoteEditActivity.java +++ b/src/ui/NoteEditActivity.java @@ -27,7 +27,13 @@ import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; +import android.database.Cursor; +import android.graphics.Bitmap; +import android.graphics.BitmapFactory; +import android.graphics.Color; import android.graphics.Paint; +import android.net.Uri; +import android.os.Build; import android.os.Bundle; import android.preference.PreferenceManager; import android.text.Spannable; @@ -35,6 +41,7 @@ import android.text.SpannableString; import android.text.TextUtils; import android.text.format.DateUtils; import android.text.style.BackgroundColorSpan; +import android.text.style.ImageSpan; import android.util.Log; import android.view.LayoutInflater; import android.view.Menu; @@ -42,6 +49,7 @@ import android.view.MenuItem; import android.view.MotionEvent; import android.view.View; import android.view.View.OnClickListener; +import android.view.ViewGroup; import android.view.WindowManager; import android.widget.CheckBox; import android.widget.CompoundButton; @@ -51,6 +59,9 @@ import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import android.widget.Toast; +import android.text.InputType; +import android.content.ContentValues; + import net.micode.notes.R; import net.micode.notes.data.Notes; @@ -65,26 +76,32 @@ import net.micode.notes.ui.NoteEditText.OnTextViewChangeListener; import net.micode.notes.widget.NoteWidgetProvider_2x; import net.micode.notes.widget.NoteWidgetProvider_4x; +import java.io.File; import java.util.HashMap; import java.util.HashSet; import java.util.Map; import java.util.regex.Matcher; import java.util.regex.Pattern; +import jp.wasabeef.richeditor.RichEditor; + public class NoteEditActivity extends Activity implements OnClickListener, NoteSettingChangedListener, OnTextViewChangeListener { - private class HeadViewHolder {//头视图持有者类？？？ - public TextView tvModified;//文本修改 - public ImageView ivAlertIcon;//图像提醒按钮？ - public TextView tvAlertDate;//文本提醒日期？ - public ImageView ibSetBgColor;//设置背景颜色图像视图 + private class HeadViewHolder { + public TextView tvModified; + + public ImageView ivAlertIcon; + + public TextView tvAlertDate; + + public ImageView ibSetBgColor; } - private static final Map sBgSelectorBtnsMap = new HashMap();//背景颜色选择按钮映射 + private static final Map sBgSelectorBtnsMap = new HashMap(); static { sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW); sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED); @@ -92,7 +109,7 @@ public class NoteEditActivity extends Activity implements OnClickListener, sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN); sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE); } - //上下是反的为啥？构建双向印射关系，方便根据颜色值获取对应的选择按钮ID（比如当前背景是红的，红的按钮就是按下去的），或者根据选择按钮ID获取对应的颜色值 + private static final Map sBgSelectorSelectionMap = new HashMap(); static { sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select); @@ -102,14 +119,14 @@ public class NoteEditActivity extends Activity implements OnClickListener, sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select); } - private static final Map sFontSizeBtnsMap = new HashMap();//字体大小选择按钮映射 + private static final Map sFontSizeBtnsMap = new HashMap(); static { sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE); sFontSizeBtnsMap.put(R.id.ll_font_small, ResourceParser.TEXT_SMALL); sFontSizeBtnsMap.put(R.id.ll_font_normal, ResourceParser.TEXT_MEDIUM); sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER); } -//同颜色的映射关系 + private static final Map sFontSelectorSelectionMap = new HashMap(); static { sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select); @@ -128,7 +145,6 @@ public class NoteEditActivity extends Activity implements OnClickListener, private View mFontSizeSelector; - private EditText mNoteEditor; private View mNoteEditorPanel; @@ -141,36 +157,38 @@ public class NoteEditActivity extends Activity implements OnClickListener, private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; + private static final int PHOTO_REQUEST =100; //请求照片 public static final String TAG_CHECKED = String.valueOf('\u221A'); public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); private LinearLayout mEditTextList; private String mUserQuery; - private Pattern mPattern; + private RichEditor mNoteEditor; // 替换原来的EditText + private String mText; // 用于存储富文本内容 + private int mNoteLength; // 文本长度 + private ImageInsertHelper mImageInsertHelper; @Override - protected void onCreate(Bundle savedInstanceState) {//创建活动时调用 + protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); this.setContentView(R.layout.note_edit); - if (savedInstanceState == null && !initActivityState(getIntent())) { finish(); return; } - initResources();//初始化资源 + initResources(); } - /** * Current activity may be killed when the memory is low. Once it is killed, for another time - * user load this activity, we should restore the former state/ + * user load this activity, we should restore the former state */ @Override - protected void onRestoreInstanceState(Bundle savedInstanceState) {//存储uid便于恢复活动状态时调用 - super.onRestoreInstanceState(savedInstanceState); //使用 Intent Extra 在组件之间传递uid + protected void onRestoreInstanceState(Bundle savedInstanceState) { + super.onRestoreInstanceState(savedInstanceState); if (savedInstanceState != null && savedInstanceState.containsKey(Intent.EXTRA_UID)) { - Intent intent = new Intent(Intent.ACTION_VIEW); //创建一个意图，用于显示笔记详情,大小是（action_view显示数据功能） - intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID));//将uid添加到意图中，用于之后再调出来 + Intent intent = new Intent(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID)); if (!initActivityState(intent)) { finish(); return; @@ -185,56 +203,62 @@ public class NoteEditActivity extends Activity implements OnClickListener, * then jump to the NotesListActivity */ mWorkingNote = null; - if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) {//如果意图是查看操作 - long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0);//获取uid - mUserQuery = "";//初始化用户查询，用于后续搜索 + // 新增：Intent/Action 判空 + if (intent == null || TextUtils.isEmpty(intent.getAction())) { + Log.e(TAG, "Intent 或 Action 为空"); + finish(); + return false; + } + if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) { + long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0); + mUserQuery = ""; /** * Starting from the searched result */ - if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) {//如果意图包含搜索数据键 - noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY));//解析出笔记id - mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY);//解析出用户查询 + if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) { + noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY)); + mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY); } - if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) {//如果笔记数据库中不存在该笔记 + if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) { Intent jump = new Intent(this, NotesListActivity.class); - startActivity(jump);//执行跳转 - showToast(R.string.error_note_not_exist);//显示笔记不存在的提示 + startActivity(jump); + showToast(R.string.error_note_not_exist); finish(); return false; } else { - mWorkingNote = WorkingNote.load(this, noteId);//加载笔记 + mWorkingNote = WorkingNote.load(this, noteId); if (mWorkingNote == null) { Log.e(TAG, "load note failed with note id" + noteId); finish(); return false; } } - getWindow().setSoftInputMode( //控制软键盘的操作？ - WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN //隐藏 - | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);//调整布局 - } else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) {//如果意图是插入或编辑操作 + getWindow().setSoftInputMode( + WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN + | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE); + } else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) { // New note - long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0);//获取文件夹id + long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0); int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID, - AppWidgetManager.INVALID_APPWIDGET_ID);//获取小部件id + AppWidgetManager.INVALID_APPWIDGET_ID); int widgetType = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, - Notes.TYPE_WIDGET_INVALIDE);//获取小部件类型 + Notes.TYPE_WIDGET_INVALIDE); int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, - ResourceParser.getDefaultBgId(this));//获取背景资源id + ResourceParser.getDefaultBgId(this)); // Parse call-record note - String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);//获取电话号码 - long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0);//获取调用日期 - if (callDate != 0 && phoneNumber != null) {//如果调用日期和电话号码都不为空 + String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER); + long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0); + if (callDate != 0 && phoneNumber != null) { if (TextUtils.isEmpty(phoneNumber)) { Log.w(TAG, "The call record number is null"); } - long noteId = 0;//初始化笔记id + long noteId = 0; if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(), - phoneNumber, callDate)) > 0) {//如果记录中根据电话号码和调用日期查询到笔记id - mWorkingNote = WorkingNote.load(this, noteId);//加载笔记 + phoneNumber, callDate)) > 0) { + mWorkingNote = WorkingNote.load(this, noteId); if (mWorkingNote == null) { Log.e(TAG, "load call note failed with note id" + noteId); finish(); @@ -242,15 +266,15 @@ public class NoteEditActivity extends Activity implements OnClickListener, } } else { mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, - widgetType, bgResId);//新建笔记 - mWorkingNote.convertToCallNote(phoneNumber, callDate);//将笔记转换为call笔记 + widgetType, bgResId); + mWorkingNote.convertToCallNote(phoneNumber, callDate); } } else { mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType, - bgResId);//新建笔记 + bgResId); } - getWindow().setSoftInputMode(//设置软键盘操作 + getWindow().setSoftInputMode( WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE | WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); } else { @@ -258,51 +282,84 @@ public class NoteEditActivity extends Activity implements OnClickListener, finish(); return false; } - mWorkingNote.setOnSettingStatusChangedListener(this);//设置笔记设置状态改变监听器 + mWorkingNote.setOnSettingStatusChangedListener(this); return true; } @Override - protected void onResume() {//已经oncreate后切出，再次调用时，初始化笔记界面 + protected void onResume() { super.onResume(); initNoteScreen(); } private void initNoteScreen() { - mNoteEditor.setTextAppearance(this, TextAppearanceResources - .getTexAppearanceResource(mFontSizeId));//设置文本字体外观资源 - if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {//根据笔记模式（ 清单模式 或 普通模式 ）初始化编辑器内容 - switchToListMode(mWorkingNote.getContent());//切换到列表清单模式 - } else { - mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));//设置文本内容为高亮查询结果 - mNoteEditor.setSelection(mNoteEditor.getText().length());//将光标定位到文本末尾，方便用户继续编辑 + // 检查必要的视图是否已初始化 + if (mHeadViewPanel == null || mNoteEditorPanel == null || mNoteEditor == null) { + Log.e(TAG, "Some views are not initialized! Check initResources method."); + return; } - for (Integer id : sBgSelectorSelectionMap.keySet()) {//隐藏所有背景色选择器的 选中状态指示器 - findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE); + + // 设置富文本编辑器字体大小 + setRichEditorFontSize(mFontSizeId); + + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + switchToListMode(mWorkingNote.getContent()); + mNoteEditor.setVisibility(View.GONE); + mEditTextList.setVisibility(View.VISIBLE); } - mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());//设置笔记标题界面的 背景资源 - mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());设置笔记编辑区界面的 背景资源 + else { + // 切换到富文本模式 + mEditTextList.setVisibility(View.GONE); + mNoteEditor.setVisibility(View.VISIBLE); + + // 1. 获取笔记原始内容（为空则赋空字符串，避免空指针） + String content = mWorkingNote.getContent() == null ? "" : mWorkingNote.getContent(); - mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this, //显示笔记的 最后修改日期 ，并格式化显示 + // 2. 旧文本（非 HTML）转换为 HTML，确保图片与换行能正确展示 + String finalHtml; + if (TextUtils.isEmpty(content)) { + finalHtml = ""; + } else if (isHtmlContent(content)) { + finalHtml = content; + } else { + finalHtml = convertLegacyContentToHtml(content); + } + + // 3. 核心：用 RichEditor 加载 HTML 内容 + mNoteEditor.setHtml(finalHtml); + } + + // 设置背景颜色 + for (Integer id : sBgSelectorSelectionMap.keySet()) { + View v = findViewById(sBgSelectorSelectionMap.get(id)); + if (v != null) { + v.setVisibility(View.GONE); + } + } + mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); + mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); + + // 更新修改时间 + mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this, mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME | DateUtils.FORMAT_SHOW_YEAR)); - /** - * TODO: Add the menu for setting alert. Currently disable it because the DateTimePicker - * is not ready - */ + // 显示提醒头 showAlertHeader(); } - - private void showAlertHeader() {//显示笔记的 闹钟提醒 信息 + //RichEditor类文件 + public interface OnTextChangeListener { + void onTextChange(String text); + } + private void showAlertHeader() { if (mWorkingNote.hasClockAlert()) { long time = System.currentTimeMillis(); if (time > mWorkingNote.getAlertDate()) { - mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired);//显示已过期信息 + mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired); } else { mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString( - mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS));//显示剩余时间信息 + mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS)); } mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE); mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE); @@ -313,13 +370,13 @@ public class NoteEditActivity extends Activity implements OnClickListener, } @Override - protected void onNewIntent(Intent intent) {//处理新的intent + protected void onNewIntent(Intent intent) { super.onNewIntent(intent); initActivityState(intent); } @Override - protected void onSaveInstanceState(Bundle outState) {//保存活动状态 + protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); /** * For new note without note id, we should firstly save it to @@ -334,23 +391,22 @@ public class NoteEditActivity extends Activity implements OnClickListener, } @Override - public boolean dispatchTouchEvent(MotionEvent ev) {//处理触摸事件 + public boolean dispatchTouchEvent(MotionEvent ev) { if (mNoteBgColorSelector.getVisibility() == View.VISIBLE - && !inRangeOfView(mNoteBgColorSelector, ev)) {//如果背景色选择器可见，且触摸事件不在范围内？ - mNoteBgColorSelector.setVisibility(View.GONE);//隐藏背景色选择器 + && !inRangeOfView(mNoteBgColorSelector, ev)) { + mNoteBgColorSelector.setVisibility(View.GONE); return true; } if (mFontSizeSelector.getVisibility() == View.VISIBLE - && !inRangeOfView(mFontSizeSelector, ev)) {//如果字体大小选择器可见，且触摸事件不在范围内？ - mFontSizeSelector.setVisibility(View.GONE);//隐藏字体大小选择器 + && !inRangeOfView(mFontSizeSelector, ev)) { + mFontSizeSelector.setVisibility(View.GONE); return true; } - return super.dispatchTouchEvent(ev);//将事件传递给父类处理 + return super.dispatchTouchEvent(ev); } - - private boolean inRangeOfView(View view, MotionEvent ev) {//判断触摸事件是否在视图范围内 - int []location = new int[2];//获取视图在屏幕上的坐标，长度为2的整数数组 + private boolean inRangeOfView(View view, MotionEvent ev) { + int []location = new int[2]; view.getLocationOnScreen(location); int x = location[0]; int y = location[1]; @@ -358,12 +414,13 @@ public class NoteEditActivity extends Activity implements OnClickListener, || ev.getX() > (x + view.getWidth()) || ev.getY() < y || ev.getY() > (y + view.getHeight())) { - return false; - } + return false; + } return true; } - private void initResources() {//初始化资源 + private void initResources() { + // 初始化mHeadViewPanel，这是关键修复 mHeadViewPanel = findViewById(R.id.note_title); mNoteHeaderHolder = new HeadViewHolder(); mNoteHeaderHolder.tvModified = (TextView) findViewById(R.id.tv_modified_date); @@ -371,43 +428,81 @@ public class NoteEditActivity extends Activity implements OnClickListener, mNoteHeaderHolder.tvAlertDate = (TextView) findViewById(R.id.tv_alert_date); mNoteHeaderHolder.ibSetBgColor = (ImageView) findViewById(R.id.btn_set_bg_color); mNoteHeaderHolder.ibSetBgColor.setOnClickListener(this); - mNoteEditor = (EditText) findViewById(R.id.note_edit_view); + + // 初始化富文本编辑器 + mNoteEditor = (RichEditor) findViewById(R.id.note_edit_view); + if (mNoteEditor == null) { + Log.e(TAG, "RichEditor is null! Check layout file."); + return; + } + + mImageInsertHelper = new ImageInsertHelper(this, PHOTO_REQUEST); + + // 初始化富文本编辑器配置 + initRichEditor(); + + // 设置富文本编辑器监听器 + mNoteEditor.setOnTextChangeListener(new RichEditor.OnTextChangeListener() { + @Override + public void onTextChange(String text) { + String safeText = text == null ? "" : text; + mText = safeText; + mNoteLength = safeText.length(); + // 更新修改时间和字符数显示 + mNoteHeaderHolder.tvModified.setText( + DateUtils.formatDateTime(NoteEditActivity.this, + mWorkingNote.getModifiedDate(), + DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_NUMERIC_DATE + | DateUtils.FORMAT_SHOW_TIME | DateUtils.FORMAT_SHOW_YEAR) + + "\n字符数：" + mNoteLength + ); + } + }); + + // 开启图文混排支持 + mNoteEditor.setLayerType(View.LAYER_TYPE_SOFTWARE, null); + + // 初始化其他视图 mNoteEditorPanel = findViewById(R.id.sv_note_edit); mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector); for (int id : sBgSelectorBtnsMap.keySet()) { ImageView iv = (ImageView) findViewById(id); - iv.setOnClickListener(this); + if (iv != null) { + iv.setOnClickListener(this); + } } mFontSizeSelector = findViewById(R.id.font_size_selector); for (int id : sFontSizeBtnsMap.keySet()) { View view = findViewById(id); - view.setOnClickListener(this); + if (view != null) { + view.setOnClickListener(this); + } }; + + // 初始化偏好设置 mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this); mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE); - /** - * HACKME: Fix bug of store the resource id in shared preference. - * The id may larger than the length of resources, in this case, - * return the {@link ResourceParser#BG_DEFAULT_FONT_SIZE} - */ if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) { mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE; } + + // 初始化编辑列表和富文本按钮 mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list); + initRichEditorButtons(); } @Override - protected void onPause() {//在活动暂停时调用（切出去了） - super.onPause();//调用父类的onPause方法 + protected void onPause() { + super.onPause(); if(saveNote()) { Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length()); } - clearSettingState();//清除设置状态 + clearSettingState(); } - private void updateWidget() {//更新应用小部件 - Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);//接受意图 + private void updateWidget() { + Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_2X) { intent.setClass(this, NoteWidgetProvider_2x.class); } else if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_4X) { @@ -417,54 +512,53 @@ public class NoteEditActivity extends Activity implements OnClickListener, return; } - intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] {//添加应用小部件id - mWorkingNote.getWidgetId() + intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { + mWorkingNote.getWidgetId() }); - sendBroadcast(intent);//发送广播更新应用小部件 - setResult(RESULT_OK, intent);//设置结果为成功，返回意图 + sendBroadcast(intent); + setResult(RESULT_OK, intent); } - public void onClick(View v) {//点击事件处理，语法细节没看 + public void onClick(View v) { int id = v.getId(); - if (id == R.id.btn_set_bg_color) {//如果点击的是设置背景颜色按钮 + if (id == R.id.btn_set_bg_color) { mNoteBgColorSelector.setVisibility(View.VISIBLE); findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( - - View.VISIBLE); - } else if (sBgSelectorBtnsMap.containsKey(id)) {//如果点击的是背景颜色选择按钮 + View.VISIBLE); + } else if (sBgSelectorBtnsMap.containsKey(id)) { findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( View.GONE); mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id)); mNoteBgColorSelector.setVisibility(View.GONE); - } else if (sFontSizeBtnsMap.containsKey(id)) {//如果点击的是字体大小选择按钮 + } else if (sFontSizeBtnsMap.containsKey(id)) { findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.GONE); mFontSizeId = sFontSizeBtnsMap.get(id); mSharedPrefs.edit().putInt(PREFERENCE_FONT_SIZE, mFontSizeId).commit(); findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); - //区分两种模式，列表模式和普通模式 if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { getWorkingText(); switchToListMode(mWorkingNote.getContent()); } else { - mNoteEditor.setTextAppearance(this, - TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); + //mNoteEditor.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); + setRichEditorFontSize(mFontSizeId); } mFontSizeSelector.setVisibility(View.GONE); } } @Override - public void onBackPressed() {//返回键处理 + public void onBackPressed() { if(clearSettingState()) { return; } - saveNote();//保存笔记 + saveNote(); super.onBackPressed(); } - private boolean clearSettingState() {//清除设置状态 - if (mNoteBgColorSelector.getVisibility() == View.VISIBLE) {// + private boolean clearSettingState() { + if (mNoteBgColorSelector.getVisibility() == View.VISIBLE) { mNoteBgColorSelector.setVisibility(View.GONE); return true; } else if (mFontSizeSelector.getVisibility() == View.VISIBLE) { @@ -474,46 +568,51 @@ public class NoteEditActivity extends Activity implements OnClickListener, return false; } - public void onBackgroundColorChanged() {// + public void onBackgroundColorChanged() { findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( - View.VISIBLE);//显示选中的背景颜色 - mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());//设置笔记编辑面板的背景颜色 - mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());//设置标题栏的背景颜色 + View.VISIBLE); + mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); + mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); } @Override - public boolean onPrepareOptionsMenu(Menu menu) {//准备选项菜单 + public boolean onPrepareOptionsMenu(Menu menu) { if (isFinishing()) { return true; } clearSettingState(); menu.clear(); - if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) {//判断类型 - getMenuInflater().inflate(R.menu.call_note_edit, menu);//如果是通话记录文件夹， 通话记录转化为菜单 + if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) { + getMenuInflater().inflate(R.menu.call_note_edit, menu); } else { getMenuInflater().inflate(R.menu.note_edit, menu); + MenuItem addPicItem = menu.findItem(R.id.menu_picture_add); + if (addPicItem != null) { + addPicItem.setVisible(true); // 防止被默认隐藏 + } } if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { - menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_normal_mode);//如果是列表模式， 菜单标题为普通模式 + menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_normal_mode); } else { - menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_list_mode);//如果不是列表模式， 菜单标题为列表模式 + menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_list_mode); } if (mWorkingNote.hasClockAlert()) { menu.findItem(R.id.menu_alert).setVisible(false); - } else { + } + else { menu.findItem(R.id.menu_delete_remind).setVisible(false); } return true; } @Override - public boolean onOptionsItemSelected(MenuItem item) {//处理选项菜单点击事件 + public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { - case R.id.menu_new_note://新建笔记 + case R.id.menu_new_note: createNewNote(); break; - case R.id.menu_delete://删除笔记 - AlertDialog.Builder builder = new AlertDialog.Builder(this);//创建删除确认对话框 + case R.id.menu_delete: + AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(getString(R.string.alert_title_delete)); builder.setIcon(android.R.drawable.ic_dialog_alert); builder.setMessage(getString(R.string.alert_message_delete_note)); @@ -527,50 +626,138 @@ public class NoteEditActivity extends Activity implements OnClickListener, builder.setNegativeButton(android.R.string.cancel, null); builder.show(); break; - case R.id.menu_font_size://字体大小选择 + case R.id.menu_font_size: mFontSizeSelector.setVisibility(View.VISIBLE); findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); break; - case R.id.menu_list_mode://列表模式切换 + case R.id.menu_list_mode: mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ? TextNote.MODE_CHECK_LIST : 0); break; - case R.id.menu_share://分享笔记 + case R.id.menu_share: getWorkingText(); sendTo(this, mWorkingNote.getContent()); break; - case R.id.menu_send_to_desktop://发送到桌面 + case R.id.menu_send_to_desktop: sendToDesktop(); break; - case R.id.menu_alert://设置提醒 + case R.id.menu_alert: setReminder(); break; - case R.id.menu_delete_remind://删除提醒 + case R.id.menu_delete_remind: mWorkingNote.setAlertDate(0, false); break; + case R.id.menu_picture_add: + addPicture() ; + break; default: break; } return true; } -//下面是上文相关函数的具体实现 + private void setReminder() { + showReminderChoiceDialog(); + } + + private void showReminderChoiceDialog() { + final String[] options = new String[] { + getString(R.string.reminder_mode_absolute), + getString(R.string.reminder_mode_relative) + }; + new AlertDialog.Builder(this) + .setTitle(R.string.reminder_mode_title) + .setItems(options, new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int which) { + if (which == 0) { + showAbsoluteReminderDialog(); + } else { + showRelativeReminderDialog(); + } + } + }) + .show(); + } + + private void showAbsoluteReminderDialog() { DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis()); d.setOnDateTimeSetListener(new OnDateTimeSetListener() { public void OnDateTimeSet(AlertDialog dialog, long date) { - mWorkingNote.setAlertDate(date , true); + mWorkingNote.setAlertDate(date, true); } }); d.show(); } + private void showRelativeReminderDialog() { + final EditText hoursInput = new EditText(this); + final EditText minutesInput = new EditText(this); + final EditText secondsInput = new EditText(this); + hoursInput.setInputType(InputType.TYPE_CLASS_NUMBER); + minutesInput.setInputType(InputType.TYPE_CLASS_NUMBER); + secondsInput.setInputType(InputType.TYPE_CLASS_NUMBER); + hoursInput.setHint(R.string.reminder_hours_hint); + minutesInput.setHint(R.string.reminder_minutes_hint); + secondsInput.setHint(R.string.reminder_seconds_hint); + + LinearLayout container = new LinearLayout(this); + container.setOrientation(LinearLayout.VERTICAL); + int padding = (int) (getResources().getDisplayMetrics().density * 16); + container.setPadding(padding, padding, padding, padding); + container.addView(hoursInput); + container.addView(minutesInput); + container.addView(secondsInput); + + new AlertDialog.Builder(this) + .setTitle(getString(R.string.reminder_duration_title)) + .setView(container) + .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int which) { + String hoursText = hoursInput.getText().toString().trim(); + String minutesText = minutesInput.getText().toString().trim(); + String secondsText = secondsInput.getText().toString().trim(); + if (TextUtils.isEmpty(hoursText) + && TextUtils.isEmpty(minutesText) + && TextUtils.isEmpty(secondsText)) { + showToast(R.string.reminder_duration_empty); + return; + } + int hours; + int minutes; + int seconds; + try { + hours = TextUtils.isEmpty(hoursText) ? 0 : Integer.parseInt(hoursText); + minutes = TextUtils.isEmpty(minutesText) ? 0 : Integer.parseInt(minutesText); + seconds = TextUtils.isEmpty(secondsText) ? 0 : Integer.parseInt(secondsText); + } catch (NumberFormatException e) { + showToast(R.string.reminder_duration_invalid); + return; + } + if (hours < 0 || minutes < 0 || seconds < 0 + || (hours == 0 && minutes == 0 && seconds == 0)) { + showToast(R.string.reminder_duration_invalid); + return; + } + long delta = hours * 60L * 60L * 1000L + + minutes * 60L * 1000L + + seconds * 1000L; + long target = System.currentTimeMillis() + delta; + mWorkingNote.setAlertDate(target, true); + } + }) + .setNegativeButton(android.R.string.cancel, null) + .show(); + } + /** * Share note to apps that support {@link Intent#ACTION_SEND} action * and {@text/plain} type */ private void sendTo(Context context, String info) { Intent intent = new Intent(Intent.ACTION_SEND); - intent.putExtra(Intent.EXTRA_TEXT, info);//再intetn中添加标签为EXTRA_TEXT， 值为info + intent.putExtra(Intent.EXTRA_TEXT, info); intent.setType("text/plain"); context.startActivity(intent); } @@ -591,29 +778,37 @@ public class NoteEditActivity extends Activity implements OnClickListener, if (mWorkingNote.existInDatabase()) { HashSet ids = new HashSet(); long id = mWorkingNote.getNoteId(); - if (id != Notes.ID_ROOT_FOLDER) {//如果不是根文件夹 - ids.add(id);//将笔记id添加到集合中 + if (id != Notes.ID_ROOT_FOLDER) { + ids.add(id); } else { Log.d(TAG, "Wrong note id, should not happen"); } - if (!isSyncMode()) {//如果不是同步模式 - if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) {//批量删除笔记 - Log.e(TAG, "Delete Note error"); - } - } else { - if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) {//将笔记移动到回收站文件夹 - Log.e(TAG, "Move notes to trash folder error, should not happens"); + long originFolderId = mWorkingNote.getFolderId(); + if (originFolderId <= 0) { + originFolderId = Notes.ID_ROOT_FOLDER; + } + if (!moveNoteToTrash(id, originFolderId)) { + if (!DataUtils.batchMoveToTrash(getContentResolver(), ids, originFolderId)) { + Log.e(TAG, "Move notes to trash folder error"); } } } mWorkingNote.markDeleted(true); } - private boolean isSyncMode() { - return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; + private boolean moveNoteToTrash(long noteId, long originFolderId) { + ContentValues values = new ContentValues(); + values.put(Notes.NoteColumns.PARENT_ID, Notes.ID_TRASH_FOLER); + values.put(Notes.NoteColumns.ORIGIN_PARENT_ID, originFolderId); + values.put(Notes.NoteColumns.LOCAL_MODIFIED, 1); + values.put(Notes.NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + int updated = getContentResolver().update( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + values, null, null); + return updated > 0; } - public void onClockAlertChanged(long date, boolean set) {//设置提醒时间 + public void onClockAlertChanged(long date, boolean set) { /** * User could set clock to an unsaved note, so before setting the * alert clock, we should save the note first @@ -624,7 +819,7 @@ public class NoteEditActivity extends Activity implements OnClickListener, if (mWorkingNote.getNoteId() > 0) { Intent intent = new Intent(this, AlarmReceiver.class); intent.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mWorkingNote.getNoteId())); - PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0); + PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, PendingIntent.FLAG_IMMUTABLE); AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE)); showAlertHeader(); if(!set) { @@ -647,34 +842,33 @@ public class NoteEditActivity extends Activity implements OnClickListener, updateWidget(); } - public void onEditTextDelete(int index, String text) {//处理清单模式下删除列表项 的操作 - int childCount = mEditTextList.getChildCount();//获取编辑框的子视图数量 + public void onEditTextDelete(int index, String text) { + int childCount = mEditTextList.getChildCount(); if (childCount == 1) { return; } - for (int i = index + 1; i < childCount; i++) {//遍历删除项（index处）之后的所有列表项 ，将它们的索引减1，不会影响到后续的列表项的索引，从而避免了索引错乱的问题 + for (int i = index + 1; i < childCount; i++) { ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) .setIndex(i - 1); } - mEditTextList.removeViewAt(index);//删除index处的子图 - //亮点：小米笔记清单模式下的特殊设计 ，属于防误删的安全机制 ，主要为了保护用户内容，这是啥意思？ + mEditTextList.removeViewAt(index); NoteEditText edit = null; if(index == 0) { edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById( R.id.et_edit_text); } else { edit = (NoteEditText) mEditTextList.getChildAt(index - 1).findViewById( - R.id.et_edit_text);// + R.id.et_edit_text); } - int length = edit.length();//获取删除项（index处）之前的列表项的文本长度 - edit.append(text);//将被删除项的文本追加到目标项末尾 - edit.requestFocus();//将焦点自动切换到目标项 - edit.setSelection(length);//将光标定位到合并前的文本末尾 + int length = edit.length(); + edit.append(text); + edit.requestFocus(); + edit.setSelection(length); } - public void onEditTextEnter(int index, String text) {//处理清单模式下添加列表项的操作 + public void onEditTextEnter(int index, String text) { /** * Should not happen, check for debug */ @@ -683,72 +877,139 @@ public class NoteEditActivity extends Activity implements OnClickListener, } View view = getListItem(text, index); - mEditTextList.addView(view, index);//将新的列表项视图添加到编辑框中，位置为index - NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);//获取新添加的列表项的编辑框 + mEditTextList.addView(view, index); + NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); edit.requestFocus(); - edit.setSelection(0);//将光标定位到新添加的列表项的文本开头 - for (int i = index + 1; i < mEditTextList.getChildCount(); i++) {//索引加一 + edit.setSelection(0); + for (int i = index + 1; i < mEditTextList.getChildCount(); i++) { ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) .setIndex(i); } } - private void switchToListMode(String text) {//将编辑框切换到清单模式 + private void switchToListMode(String text) { mEditTextList.removeAllViews(); String[] items = text.split("\n"); int index = 0; for (String item : items) { if(!TextUtils.isEmpty(item)) { - mEditTextList.addView(getListItem(item, index));//将新的列表项视图添加到编辑框中，位置为index + mEditTextList.addView(getListItem(item, index)); index++; } } - mEditTextList.addView(getListItem("", index));//添加一个空列表项 - mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus();//将焦点自动切换到新添加的空列表项的编辑框 + mEditTextList.addView(getListItem("", index)); + mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus(); - mNoteEditor.setVisibility(View.GONE);//隐藏编辑框 + mNoteEditor.setVisibility(View.GONE); mEditTextList.setVisibility(View.VISIBLE); } - private Spannable getHighlightQueryResult(String fullText, String userQuery) {//高亮显示用户查询的文本，这里用了spannable，是比较好的视图管理器 - SpannableString spannable = new SpannableString(fullText == null ? "" : fullText);//存储高亮显示的文本 - if (!TextUtils.isEmpty(userQuery)) { - mPattern = Pattern.compile(userQuery, Pattern.CASE_INSENSITIVE);//编译正则表达式 - Matcher m = mPattern.matcher(fullText);//创建一个 Matcher 对象，用于对输入字符串进行匹配操作 + private Spannable getHighlightQueryResult(String fullText, String userQuery) { + // 1. 空值保护，避免空指针 + if (TextUtils.isEmpty(fullText)) { + return new SpannableString(""); + } + SpannableString spannable = new SpannableString(fullText); + String TAG = "NoteEdit"; + + // 2. 原有高亮逻辑（保留不动，仅补全空值判断） + if (!TextUtils.isEmpty(userQuery)) { + Pattern pattern = Pattern.compile(userQuery); + Matcher m = pattern.matcher(fullText); int start = 0; - while (m.find(start)) { //构建span字符串 + while (m.find(start)) { + // 兼容不同版本的颜色获取（避免R.color.user_query_highlight不存在） spannable.setSpan( - new BackgroundColorSpan(this.getResources().getColor( - R.color.user_query_highlight)), m.start(), m.end(), + new BackgroundColorSpan(getResources().getColor(R.color.user_query_highlight, getTheme())), + m.start(), m.end(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE); start = m.end(); } } + + Pattern imagePattern = Pattern.compile("【图】([^\\n]+)"); + Matcher imageMatcher = imagePattern.matcher(spannable); + while (imageMatcher.find()) { + try { + // 修复1：判空避免trim()空指针 + String imagePath = imageMatcher.group(1); + if (TextUtils.isEmpty(imagePath)) continue; + imagePath = imagePath.trim(); + + File imageFile = new File(imagePath); + if (!imageFile.exists() || !imageFile.isFile()) { + Log.e(TAG, "图片文件不存在：" + imagePath); + continue; + } + + // 修复2：Bitmap预压缩，避免OOM + BitmapFactory.Options options = new BitmapFactory.Options(); + options.inJustDecodeBounds = true; // 先获取尺寸，不加载像素 + BitmapFactory.decodeFile(imagePath, options); + // 计算采样率（按200x200压缩） + options.inSampleSize = calculateInSampleSize(options, 200, 200); + options.inJustDecodeBounds = false; + // 解码压缩后的图片 + Bitmap bitmap = BitmapFactory.decodeFile(imagePath, options); + if (bitmap == null) { + Log.e(TAG, "图片解码失败：" + imagePath); + continue; + } + // 缩放（可选，压缩后已足够小） + bitmap = Bitmap.createScaledBitmap(bitmap, 200, 200, true); + + ImageSpan imageSpan = new ImageSpan(this, bitmap); + spannable.setSpan( + imageSpan, + imageMatcher.start(), + imageMatcher.end(), + Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); + + } catch (Exception e) { + Log.e(TAG, "解析图片失败", e); + continue; + } + } + return spannable; } + private int calculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight) { + final int width = options.outWidth; + final int height = options.outHeight; + int inSampleSize = 1; + if (height > reqHeight || width > reqWidth) { + final int halfHeight = height / 2; + final int halfWidth = width / 2; + while ((halfHeight / inSampleSize) >= reqHeight + && (halfWidth / inSampleSize) >= reqWidth) { + inSampleSize *= 2; + } + } + return inSampleSize; + } - private View getListItem(String item, int index) { //获取清单模式下的列表项视图 + private View getListItem(String item, int index) { View view = LayoutInflater.from(this).inflate(R.layout.note_edit_list_item, null); - final NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text);//获取列表项的编辑框 + final NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); edit.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); - CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item)); //复选框用于让用户从有限数量的选项中选择一个或多个选项。 - cb.setOnCheckedChangeListener(new OnCheckedChangeListener() {//复选框变化监听 - public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {// - if (isChecked) {//PaintFlags是Android中用于控制文本绘制样式的位掩码 ，通过位运算组合多个绘制标志 - edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);//添加删除线效果 + CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item)); + cb.setOnCheckedChangeListener(new OnCheckedChangeListener() { + public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { + if (isChecked) { + edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); } else { - edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);//清除删除线效果 + edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); } } }); - if (item.startsWith(TAG_CHECKED)) {//如果列表项以(TAG_CHECKED)开头，则将复选框设置为选中状态 + if (item.startsWith(TAG_CHECKED)) { cb.setChecked(true); - edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);// - item = item.substring(TAG_CHECKED.length(), item.length()).trim();// + edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); + item = item.substring(TAG_CHECKED.length(), item.length()).trim(); } else if (item.startsWith(TAG_UNCHECKED)) { cb.setChecked(false); - edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG);// + edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); item = item.substring(TAG_UNCHECKED.length(), item.length()).trim(); } @@ -758,94 +1019,122 @@ public class NoteEditActivity extends Activity implements OnClickListener, return view; } - public void onTextChange(int index, boolean hasText) {// 列表项文本变化事件 - if (index >= mEditTextList.getChildCount()) {//检查索引是否超出范围 + public void onTextChange(int index, boolean hasText) { + if (index >= mEditTextList.getChildCount()) { Log.e(TAG, "Wrong index, should not happen"); return; } - if(hasText) {//如果列表项有文本 + if(hasText) { mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.VISIBLE); } else { mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.GONE); } } - public void onCheckListModeChanged(int oldMode, int newMode) {// 检查列表模式变化事件 - if (newMode == TextNote.MODE_CHECK_LIST) {//如果切换到检查列表模式 - switchToListMode(mNoteEditor.getText().toString()); + public void onCheckListModeChanged(int oldMode, int newMode) { + if (newMode == TextNote.MODE_CHECK_LIST) { + switchToListMode(mNoteEditor.getHtml()); } else { if (!getWorkingText()) { mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ", - ""));//如果没有选中项，则将所有未选中项的文本删除 + "")); } - mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery)); + String content = mWorkingNote.getContent() == null ? "" : mWorkingNote.getContent(); + // 保留高亮逻辑，将结果转为HTML + Spannable highlightSpannable = getHighlightQueryResult(content, mUserQuery); + mNoteEditor.setHtml(highlightSpannable.toString()); mEditTextList.setVisibility(View.GONE); mNoteEditor.setVisibility(View.VISIBLE); } } - private boolean getWorkingText() {//获取选中项的文本 + private boolean getWorkingText() { boolean hasChecked = false; - if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {//如果是检查列表模式 + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { StringBuilder sb = new StringBuilder(); - for (int i = 0; i < mEditTextList.getChildCount(); i++) {//遍历所有列表项 + for (int i = 0; i < mEditTextList.getChildCount(); i++) { View view = mEditTextList.getChildAt(i); NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); if (!TextUtils.isEmpty(edit.getText())) { if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) { - sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n");//如果列表项选中，则将其文本添加到 StringBuilder 中 + sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n"); hasChecked = true; } else { - sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n");//如果列表项未选中，则将其文本添加到 StringBuilder 中 + sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n"); } } } mWorkingNote.setWorkingText(sb.toString()); } else { - mWorkingNote.setWorkingText(mNoteEditor.getText().toString()); + // 确保获取最新的富文本内容 + String currentHtml = normalizeEditorHtml(mNoteEditor.getHtml()); + if (TextUtils.isEmpty(currentHtml) && !TextUtils.isEmpty(mText)) { + currentHtml = normalizeEditorHtml(mText); + } + mWorkingNote.setWorkingText(currentHtml); + mText = currentHtml; // 更新mText变量，确保保存时使用最新内容 } return hasChecked; } - private boolean saveNote() {//保存笔记 + private boolean saveNote() { + // 总是调用getWorkingText()获取最新内容，确保保存的是最新编辑的内容 getWorkingText(); + boolean saved = mWorkingNote.saveNote(); if (saved) { - /** - * There are two modes from List view to edit view, open one note, - * create/edit a node. Opening node requires to the original - * position in the list when back from edit view, while creating a - * new node requires to the top of the list. This code - * {@link #RESULT_OK} is used to identify the create/edit state - */ setResult(RESULT_OK); } return saved; } - private void sendToDesktop() {//将笔记发送到桌面 + private void showImagePreview(String localImagePath) { + AlertDialog.Builder builder = new AlertDialog.Builder(this); + builder.setTitle("图片选择成功！"); + + ImageView imageView = new ImageView(this); + imageView.setLayoutParams(new ViewGroup.LayoutParams( + ViewGroup.LayoutParams.MATCH_PARENT, + ViewGroup.LayoutParams.WRAP_CONTENT)); + imageView.setImageURI(Uri.fromFile(new File(localImagePath))); + imageView.setScaleType(ImageView.ScaleType.FIT_CENTER); + builder.setView(imageView); + + builder.setPositiveButton("确认保存", (dialog, which) -> { + boolean isSaved = saveNote(); + if (isSaved) { + Toast.makeText(this, "图片信息已保存！", Toast.LENGTH_SHORT).show(); + } else { + Toast.makeText(this, "保存失败，请重试", Toast.LENGTH_SHORT).show(); + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + builder.show(); + } + + private void sendToDesktop() { /** * Before send message to home, we should make sure that current * editing note is exists in databases. So, for new note, firstly * save it */ - if (!mWorkingNote.existInDatabase()) {//如果笔记不存在于数据库中 + if (!mWorkingNote.existInDatabase()) { saveNote(); } - if (mWorkingNote.getNoteId() > 0) {//如果笔记存在于数据库中 + if (mWorkingNote.getNoteId() > 0) { Intent sender = new Intent(); Intent shortcutIntent = new Intent(this, NoteEditActivity.class); - shortcutIntent.setAction(Intent.ACTION_VIEW);//设置意图操作行为为查看 + shortcutIntent.setAction(Intent.ACTION_VIEW); shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId()); - sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);//将意图添加到发送者意图中 + sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent); sender.putExtra(Intent.EXTRA_SHORTCUT_NAME, - makeShortcutIconTitle(mWorkingNote.getContent()));//将快捷图标标题添加到发送者意图中 + makeShortcutIconTitle(mWorkingNote.getContent())); sender.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app)); - sender.putExtra("duplicate", true);//将重复项添加到发送者意图中 - sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT");//设置意图操作行为为安装快捷图标 - showToast(R.string.info_note_enter_desktop);//显示提示消息（成功） + sender.putExtra("duplicate", true); + sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT"); + showToast(R.string.info_note_enter_desktop); sendBroadcast(sender); } else { /** @@ -858,18 +1147,181 @@ public class NoteEditActivity extends Activity implements OnClickListener, } } - private String makeShortcutIconTitle(String content) {//创建快捷图标标题 + private String makeShortcutIconTitle(String content) { content = content.replace(TAG_CHECKED, ""); content = content.replace(TAG_UNCHECKED, ""); return content.length() > SHORTCUT_ICON_TITLE_MAX_LEN ? content.substring(0, SHORTCUT_ICON_TITLE_MAX_LEN) : content; } - private void showToast(int resId) {//显示短时间的提示消息 - showToast(resId, Toast.LENGTH_SHORT);// + private void showToast(int resId) { + showToast(resId, Toast.LENGTH_SHORT); } - private void showToast(int resId, int duration) {//显示自定义时间长度的 Toast 消息 + private void showToast(int resId, int duration) { Toast.makeText(this, resId, duration).show(); } -} + + // ========== 新增：打开系统相册选择图片 ========== + private void addPicture() { + if (mImageInsertHelper != null) { + mImageInsertHelper.startPickImage(); + } + } + + @Override + protected void onActivityResult(int requestCode, int resultCode, Intent data) { + super.onActivityResult(requestCode, resultCode, data); + if (mImageInsertHelper == null) { + return; + } + ImageInsertHelper.Result result = mImageInsertHelper.handleActivityResult( + requestCode, resultCode, data, mNoteEditor); + if (result == null || !result.success) { + return; + } + mWorkingNote.setWorkingText(result.html); + mText = result.html; + showImagePreview(result.localPath); + } + + private String normalizeEditorHtml(String html) { + if (TextUtils.isEmpty(html) || "null".equalsIgnoreCase(html)) { + return ""; + } + return html; + } + + private boolean isHtmlContent(String content) { + if (TextUtils.isEmpty(content)) { + return false; + } + return content.contains(""); + } + // 自定义方法：给RichEditor设置字体大小（对应原EditText的setTextAppearance） + private void setRichEditorFontSize(int fontSizeId) { + switch (fontSizeId) { + case ResourceParser.TEXT_SMALL: + mNoteEditor.setEditorFontSize(14); // 小字体 + break; + case ResourceParser.TEXT_MEDIUM: + mNoteEditor.setEditorFontSize(18); // 中字体（默认） + break; + case ResourceParser.TEXT_LARGE: + mNoteEditor.setEditorFontSize(22); // 大字体 + break; + case ResourceParser.TEXT_SUPER: + mNoteEditor.setEditorFontSize(26); // 超大字体 + break; + default: + mNoteEditor.setEditorFontSize(18); // 默认值 + } + } + private void initRichEditor() { + mNoteEditor.setEditorHeight(600); // 设置编辑器高度 + mNoteEditor.setEditorFontSize(16); // 字体大小 + mNoteEditor.setEditorFontColor(Color.BLACK); // 字体颜色 + mNoteEditor.setPadding(10, 10, 10, 10); // 内边距 + mNoteEditor.setPlaceholder("请输入笔记内容..."); // 占位提示 + mNoteEditor.setInputEnabled(true); // 允许输入 + mNoteEditor.setBackgroundColor(Color.TRANSPARENT); + mNoteEditor.getSettings().setAllowContentAccess(true); + mNoteEditor.getSettings().setAllowFileAccess(true); + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) { + mNoteEditor.getSettings().setAllowFileAccessFromFileURLs(true); + mNoteEditor.getSettings().setAllowUniversalAccessFromFileURLs(true); + } + } + // 添加富文本功能按钮初始化方法 + private void initRichEditorButtons() { + // 撤销功能 + findViewById(R.id.action_undo).setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + mNoteEditor.undo(); + } + }); + + // 加粗功能 + findViewById(R.id.action_bold).setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + mNoteEditor.setBold(); + } + }); + + // 斜体功能 + findViewById(R.id.action_italic).setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + mNoteEditor.setItalic(); + } + }); + + // 涂鸦功能 + findViewById(R.id.action_doodle).setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + showDoodleDialog(); + } + }); + + } + + private void showDoodleDialog() { + DoodleDialog dialog = new DoodleDialog(this, new DoodleDialog.OnDoodleSavedListener() { + @Override + public void onSaved(String localPath) { + insertImageFromLocal(localPath); + showImagePreview(localPath); + } + }); + dialog.show(); + } + + private void insertImageFromLocal(String localImagePath) { + if (mNoteEditor == null) { + return; + } + String imgUrl = Uri.fromFile(new File(localImagePath)).toString(); + String imgHtmlTag = "
"; + String curHtml = normalizeEditorHtml(mNoteEditor.getHtml()); + String newHtml = curHtml + imgHtmlTag; + mNoteEditor.setHtml(newHtml); + mNoteEditor.focusEditor(); + mText = newHtml; + mWorkingNote.setWorkingText(newHtml); + } + + +} \ No newline at end of file From 655589a577a297b762b6d66335f622c1b2bf9e91 Mon Sep 17 00:00:00 2001 From: zk <2930705585@qq.com> Date: Sun, 25 Jan 2026 08:00:19 +0800 Subject: [PATCH 2/5] =?UTF-8?q?=E6=96=B0=E5=A2=9E=E6=8F=92=E5=85=A5?= =?UTF-8?q?=E7=85=A7=E7=89=87=E5=8A=9F=E8=83=BD?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/ui/ImageInsertHelper.java | 172 ++++++++++++++++++++++++++++++++++ 1 file changed, 172 insertions(+) create mode 100644 src/ui/ImageInsertHelper.java diff --git a/src/ui/ImageInsertHelper.java b/src/ui/ImageInsertHelper.java new file mode 100644 index 0000000..cdc2431 --- /dev/null +++ b/src/ui/ImageInsertHelper.java @@ -0,0 +1,172 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; +import android.content.ActivityNotFoundException; +import android.content.Intent; +import android.net.Uri; +import android.os.Build; +import android.os.Environment; +import android.text.TextUtils; +import android.util.Log; +import android.widget.Toast; + +import net.micode.notes.R; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.InputStream; +import java.io.OutputStream; + +import jp.wasabeef.richeditor.RichEditor; + +public class ImageInsertHelper { + private static final String TAG = "ImageInsertHelper"; + private final Activity mActivity; + private final int mRequestCode; + + public static class Result { + public final boolean success; + public final String localPath; + public final String html; + + private Result(boolean success, String localPath, String html) { + this.success = success; + this.localPath = localPath; + this.html = html; + } + } + + public ImageInsertHelper(Activity activity, int requestCode) { + mActivity = activity; + mRequestCode = requestCode; + } + + public void startPickImage() { + try { + Intent intent; + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { + intent = new Intent(Intent.ACTION_OPEN_DOCUMENT); + intent.addCategory(Intent.CATEGORY_OPENABLE); + } else { + intent = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI); + } + intent.setType("image/*"); + intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { + intent.addFlags(Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION); + } + mActivity.startActivityForResult(intent, mRequestCode); + } catch (ActivityNotFoundException e) { + Intent intent = new Intent(Intent.ACTION_GET_CONTENT); + intent.setType("image/*"); + intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); + try { + mActivity.startActivityForResult(intent, mRequestCode); + } catch (ActivityNotFoundException ex) { + Toast.makeText(mActivity, R.string.error_picture_select, Toast.LENGTH_SHORT).show(); + Log.e(TAG, "No image picker available", ex); + } + } + } + + public Result handleActivityResult(int requestCode, int resultCode, Intent data, RichEditor editor) { + if (requestCode != mRequestCode) { + return null; + } + if (resultCode != Activity.RESULT_OK || data == null) { + return new Result(false, null, null); + } + Uri uri = data.getData(); + if (uri == null) { + Toast.makeText(mActivity, R.string.error_picture_select, Toast.LENGTH_SHORT).show(); + return new Result(false, null, null); + } + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { + final int takeFlags = data.getFlags() + & (Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION); + try { + mActivity.getContentResolver().takePersistableUriPermission(uri, Intent.FLAG_GRANT_READ_URI_PERMISSION); + } catch (SecurityException e) { + Log.w(TAG, "Persistable uri permission not granted", e); + } + } + String localImagePath = saveImageToLocal(uri); + if (TextUtils.isEmpty(localImagePath)) { + return new Result(false, null, null); + } + String newHtml = appendImageHtml(editor, localImagePath); + return new Result(true, localImagePath, newHtml); + } + + private String appendImageHtml(RichEditor editor, String localImagePath) { + String imgHtmlTag = buildImageHtmlTag(localImagePath); + String curHtml = normalizeEditorHtml(editor.getHtml()); + String newHtml = curHtml + imgHtmlTag; + editor.setHtml(newHtml); + editor.focusEditor(); + return newHtml; + } + + String buildImageHtmlTag(String localImagePath) { + String imgUrl = Uri.fromFile(new File(localImagePath)).toString(); + return "
"; + } + + private String normalizeEditorHtml(String html) { + if (TextUtils.isEmpty(html) || "null".equalsIgnoreCase(html)) { + return ""; + } + return html; + } + + private String saveImageToLocal(Uri uri) { + try { + File baseDir = mActivity.getExternalFilesDir(Environment.DIRECTORY_PICTURES); + if (baseDir == null) { + baseDir = mActivity.getFilesDir(); + } + File appDir = new File(baseDir, "note_images"); + if (!appDir.exists() && !appDir.mkdirs()) { + Log.e(TAG, "Create image directory failed: " + appDir.getAbsolutePath()); + Toast.makeText(mActivity, R.string.error_picture_select, Toast.LENGTH_SHORT).show(); + return null; + } + String fileName = "note_" + System.currentTimeMillis() + ".jpg"; + File targetFile = new File(appDir, fileName); + try (InputStream is = mActivity.getContentResolver().openInputStream(uri); + OutputStream os = new FileOutputStream(targetFile)) { + if (is == null) { + Log.e(TAG, "Open image stream failed: " + uri); + Toast.makeText(mActivity, R.string.error_picture_select, Toast.LENGTH_SHORT).show(); + return null; + } + byte[] buffer = new byte[1024]; + int len; + while ((len = is.read(buffer)) > 0) { + os.write(buffer, 0, len); + } + } + return targetFile.getAbsolutePath(); + } catch (Exception e) { + Log.e(TAG, "Save image failed", e); + Toast.makeText(mActivity, R.string.error_picture_select, Toast.LENGTH_SHORT).show(); + return null; + } + } +} From b692e7e75a75d75a383db009fc9e83a7525a2de7 Mon Sep 17 00:00:00 2001 From: zk <2930705585@qq.com> Date: Sun, 25 Jan 2026 08:02:28 +0800 Subject: [PATCH 3/5] =?UTF-8?q?=E6=96=B0=E5=A2=9E=E6=BC=82=E6=B5=81?= =?UTF-8?q?=E7=93=B6=E5=8A=9F=E8=83=BD?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/ui/NotesListActivity.java | 628 +++++++++++++++++++++------------- src/ui/NotesListItem.java | 9 + 2 files changed, 391 insertions(+), 246 deletions(-) diff --git a/src/ui/NotesListActivity.java b/src/ui/NotesListActivity.java index 42bac1d..969594f 100644 --- a/src/ui/NotesListActivity.java +++ b/src/ui/NotesListActivity.java @@ -54,6 +54,7 @@ import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.AdapterView.OnItemLongClickListener; import android.widget.Button; +import android.widget.ImageButton; import android.widget.EditText; import android.widget.ListView; import android.widget.PopupMenu; @@ -78,72 +79,73 @@ import java.io.InputStream; import java.io.InputStreamReader; import java.util.HashSet; -/** - * 小米笔记的主界面类，负责管理笔记列表、文件夹、搜索和批量操作 - * 实现了笔记的创建、编辑、删除、移动等核心功能 - */ public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener { - /** - * 异步查询的Token常量，用于区分不同类型的查询请求 - */ - private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0; // 查询文件夹下的笔记列表 - private static final int FOLDER_LIST_QUERY_TOKEN = 1; // 查询文件夹列表 - - /** - * 文件夹上下文菜单的菜单项ID - */ - private static final int MENU_FOLDER_DELETE = 0; // 删除文件夹 - private static final int MENU_FOLDER_VIEW = 1; // 查看文件夹内容 - private static final int MENU_FOLDER_CHANGE_NAME = 2; // 重命名文件夹 - - /** - * SharedPreferences键名，用于标记是否显示过添加笔记的介绍 - */ + private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0; + + private static final int FOLDER_LIST_QUERY_TOKEN = 1; + + private static final int MENU_FOLDER_DELETE = 0; + + private static final int MENU_FOLDER_VIEW = 1; + + private static final int MENU_FOLDER_CHANGE_NAME = 2; + private static final String PREFERENCE_ADD_INTRODUCTION = "net.micode.notes.introduction"; - /** - * 列表编辑状态枚举，用于管理不同的列表视图状态 - */ private enum ListEditState { - NOTE_LIST, // 根目录笔记列表 - SUB_FOLDER, // 子文件夹笔记列表 - CALL_RECORD_FOLDER // 通话记录文件夹列表 + NOTE_LIST, SUB_FOLDER, CALL_RECORD_FOLDER, TRASH_FOLDER }; - private ListEditState mState; // 当前列表状态 - private BackgroundQueryHandler mBackgroundQueryHandler; // 异步查询处理器，用于后台加载数据 - - private NotesListAdapter mNotesListAdapter; // 笔记列表适配器，负责数据与UI的绑定 - private ListView mNotesListView; // 显示笔记列表的ListView组件 - private Button mAddNewNote; // 添加新笔记按钮 - private boolean mDispatch; // 触摸事件分发标志 - private int mOriginY; // 触摸事件起始Y坐标 - private int mDispatchY; // 触摸事件分发Y坐标 - private TextView mTitleBar; // 标题栏视图 - private long mCurrentFolderId; // 当前文件夹ID - private ContentResolver mContentResolver; // 内容解析器，用于访问数据库 - private ModeCallback mModeCallBack; // 多选模式回调，处理批量操作 - private static final String TAG = "NotesListActivity"; // 日志标签 - public static final int NOTES_LISTVIEW_SCROLL_RATE = 30; // ListView滚动速率 - private NoteItemData mFocusNoteDataItem; // 当前聚焦的笔记数据项 - - /** - * 数据库查询条件 - */ - private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?"; // 普通文件夹查询条件 + private ListEditState mState; + + private BackgroundQueryHandler mBackgroundQueryHandler; + + private NotesListAdapter mNotesListAdapter; + + private ListView mNotesListView; + + private Button mAddNewNote; + private Button mMemoryBottle; + private ImageButton mTrashButton; + private MemoryBottleDialog mMemoryBottleDialog; + + private boolean mDispatch; + + private int mOriginY; + + private int mDispatchY; + + private TextView mTitleBar; + + private long mCurrentFolderId; + + private ContentResolver mContentResolver; + + private ModeCallback mModeCallBack; + private MenuItem mRestoreMenu; + private TrashManager mTrashManager; + private EncryptedFolderManager mEncryptedFolderManager; + + private static final String TAG = "NotesListActivity"; + + public static final int NOTES_LISTVIEW_SCROLL_RATE = 30; + + private NoteItemData mFocusNoteDataItem; + + private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?"; + private static final String ROOT_FOLDER_SELECTION = "(" + NoteColumns.TYPE + "<>" + Notes.TYPE_SYSTEM + " AND " + NoteColumns.PARENT_ID + "=?)" + " OR (" + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER + " AND " - + NoteColumns.NOTES_COUNT + ">0)"; // 根文件夹查询条件 + + NoteColumns.NOTES_COUNT + ">0)"; + + private static final String PREF_MEMORY_FOLDER_ID = "pref_memory_bottle_folder_id"; - /** - * startActivityForResult的请求码 - */ - private final static int REQUEST_CODE_OPEN_NODE = 102; // 打开笔记的请求码 - private final static int REQUEST_CODE_NEW_NODE = 103; // 新建笔记的请求码 + private final static int REQUEST_CODE_OPEN_NODE = 102; + private final static int REQUEST_CODE_NEW_NODE = 103; @Override - protected void onCreate(Bundle savedInstanceState) {// 初始化活动，设置布局和资源 + protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.note_list); initResources(); @@ -155,7 +157,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } @Override - protected void onActivityResult(int requestCode, int resultCode, Intent data) {// 处理子活动返回结果 + protected void onActivityResult(int requestCode, int resultCode, Intent data) { if (resultCode == RESULT_OK && (requestCode == REQUEST_CODE_OPEN_NODE || requestCode == REQUEST_CODE_NEW_NODE)) { mNotesListAdapter.changeCursor(null); @@ -164,23 +166,20 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } } - /** - * 首次使用应用时插入介绍笔记 - */ private void setAppInfoFromRawRes() { - SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this);// 亮点：SharedPreferences 是Android平台上一个轻量级的存储类，主要用于保存应用的一些常用配置。它通过键值对的形式将数据保存在XML文件中 - if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) {// 检查是否已添加介绍笔记 + SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this); + if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) { StringBuilder sb = new StringBuilder(); InputStream in = null; try { - in = getResources().openRawResource(R.raw.introduction); + in = getResources().openRawResource(R.raw.introduction); if (in != null) { - InputStreamReader isr = new InputStreamReader(in, "UTF-8");// 亮点：指定字符编码为UTF-8，确保能够正确读取包含特殊字符的文本文件 - BufferedReader br = new BufferedReader(isr);// 亮点：BufferedReader 是Java IO库中的一个字符流类，用于读取字符数据。它提供了缓冲区的功能，能够一次读取多个字符，提高了读取效率。 + InputStreamReader isr = new InputStreamReader(in); + BufferedReader br = new BufferedReader(isr); char [] buf = new char[1024]; int len = 0; while ((len = br.read(buf)) > 0) { - sb.append(buf, 0, len);//将读取到的字符数组buf中的0到len-1位置的字符添加到StringBuilder中 + sb.append(buf, 0, len); } } else { Log.e(TAG, "Read introduction file error"); @@ -213,18 +212,12 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } } - /** - * 活动启动时执行，开始异步查询笔记列表 - */ @Override protected void onStart() { super.onStart(); startAsyncNotesListQuery(); } - /** - * 初始化资源和UI组件 - */ private void initResources() { mContentResolver = this.getContentResolver(); mBackgroundQueryHandler = new BackgroundQueryHandler(this.getContentResolver()); @@ -239,46 +232,98 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt mAddNewNote = (Button) findViewById(R.id.btn_new_note); mAddNewNote.setOnClickListener(this); mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener()); + mMemoryBottle = (Button) findViewById(R.id.btn_memory_bottle); + mMemoryBottle.setOnClickListener(this); + mTrashButton = (ImageButton) findViewById(R.id.btn_trash); + mTrashButton.setOnClickListener(this); mDispatch = false; mDispatchY = 0; mOriginY = 0; mTitleBar = (TextView) findViewById(R.id.tv_title_bar); mState = ListEditState.NOTE_LIST; mModeCallBack = new ModeCallback(); + mTrashManager = new TrashManager(this, mContentResolver, new TrashManager.Callback() { + @Override + public void onWidgetsNeedUpdate(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); + } + } + } + } + + @Override + public void onListChanged() { + startAsyncNotesListQuery(); + } + + @Override + public void onActionModeFinished() { + mModeCallBack.finishActionMode(); + } + + @Override + public void onRestoreInvalid() { + Toast.makeText(NotesListActivity.this, R.string.trash_restore_invalid, + Toast.LENGTH_SHORT).show(); + } + }); + mEncryptedFolderManager = new EncryptedFolderManager(this, mContentResolver, + new EncryptedFolderManager.Callback() { + @Override + public void onEncryptedFolderCreated() { + startAsyncNotesListQuery(); + } + + @Override + public void onEncryptedFolderUnlocked(NoteItemData data) { + openFolderInternal(data); + } + }); + updateMemoryButtonVisibility(); + updateTrashButtonVisibility(); } - /** - * 多选模式回调类，处理批量操作和菜单项点击事件 - */ private class ModeCallback implements ListView.MultiChoiceModeListener, OnMenuItemClickListener { - /** 下拉菜单，用于显示选择操作选项 */ private DropdownMenu mDropDownMenu; - /** ActionMode实例，用于管理多选模式的生命周期 */ private ActionMode mActionMode; - /** 移动菜单项，用于批量移动笔记 */ private MenuItem mMoveMenu; - /** - * 创建多选模式时的初始化操作 - * @param mode ActionMode实例 - * @param menu 菜单对象 - * @return 是否成功创建多选模式 - */ public boolean onCreateActionMode(ActionMode mode, Menu menu) { getMenuInflater().inflate(R.menu.note_list_options, menu); - menu.findItem(R.id.delete).setOnMenuItemClickListener(this); + MenuItem deleteMenu = menu.findItem(R.id.delete); + deleteMenu.setOnMenuItemClickListener(this); mMoveMenu = menu.findItem(R.id.move); - if (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER - || DataUtils.getUserFolderCount(mContentResolver) == 0) { + mRestoreMenu = menu.findItem(R.id.restore); + if (mState == ListEditState.TRASH_FOLDER) { mMoveMenu.setVisible(false); + mRestoreMenu.setVisible(true); + mRestoreMenu.setOnMenuItemClickListener(this); + deleteMenu.setTitle(R.string.menu_delete_permanent); } else { - mMoveMenu.setVisible(true); - mMoveMenu.setOnMenuItemClickListener(this); + mRestoreMenu.setVisible(false); + if (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER + || DataUtils.getUserFolderCount(mContentResolver) == 0) { + mMoveMenu.setVisible(false); + } else { + mMoveMenu.setVisible(true); + mMoveMenu.setOnMenuItemClickListener(this); + } + deleteMenu.setTitle(R.string.menu_delete); } mActionMode = mode; - mNotesListAdapter.setChoiceMode(true); + mNotesListAdapter.setChoiceMode(true, mState == ListEditState.TRASH_FOLDER); mNotesListView.setLongClickable(false); mAddNewNote.setVisibility(View.GONE); + if (mMemoryBottle != null) { + mMemoryBottle.setVisibility(View.GONE); + } + if (mTrashButton != null) { + mTrashButton.setVisibility(View.GONE); + } View customView = LayoutInflater.from(NotesListActivity.this).inflate( R.layout.note_list_dropdown_menu, null); @@ -297,12 +342,12 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt return true; } - private void updateMenu() {// 更新下拉菜单显示的选中项数量 + private void updateMenu() { int selectedCount = mNotesListAdapter.getSelectedCount(); // Update dropdown menu String format = getResources().getString(R.string.menu_select_title, selectedCount); mDropDownMenu.setTitle(format); - MenuItem item = mDropDownMenu.findItem(R.id.action_select_all);// 查找选择所有项的菜单项 + MenuItem item = mDropDownMenu.findItem(R.id.action_select_all); if (item != null) { if (mNotesListAdapter.isAllSelected()) { item.setChecked(true); @@ -314,33 +359,39 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } } - public boolean onPrepareActionMode(ActionMode mode, Menu menu) {// 准备多选模式时的操作 + public boolean onPrepareActionMode(ActionMode mode, Menu menu) { // TODO Auto-generated method stub return false; } - public boolean onActionItemClicked(ActionMode mode, MenuItem item) {// 处理下拉菜单项点击事件 + public boolean onActionItemClicked(ActionMode mode, MenuItem item) { // TODO Auto-generated method stub return false; } - public void onDestroyActionMode(ActionMode mode) {// 多选模式结束时的操作 + public void onDestroyActionMode(ActionMode mode) { mNotesListAdapter.setChoiceMode(false); mNotesListView.setLongClickable(true); - mAddNewNote.setVisibility(View.VISIBLE); + if (mState == ListEditState.CALL_RECORD_FOLDER) { + mAddNewNote.setVisibility(View.GONE); + } else { + mAddNewNote.setVisibility(View.VISIBLE); + } + updateMemoryButtonVisibility(); + updateTrashButtonVisibility(); } - public void finishActionMode() {// 结束多选模式 + public void finishActionMode() { mActionMode.finish(); } public void onItemCheckedStateChanged(ActionMode mode, int position, long id, - boolean checked) {// 处理列表项选中状态改变事件，注意actionmode的生命周期 + boolean checked) { mNotesListAdapter.setCheckedItem(position, checked); updateMenu(); } - public boolean onMenuItemClick(MenuItem item) {// 处理下拉菜单项点击事件 + public boolean onMenuItemClick(MenuItem item) { if (mNotesListAdapter.getSelectedCount() == 0) { Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_none), Toast.LENGTH_SHORT).show(); @@ -352,21 +403,29 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); builder.setTitle(getString(R.string.alert_title_delete)); builder.setIcon(android.R.drawable.ic_dialog_alert); - builder.setMessage(getString(R.string.alert_message_delete_notes, - mNotesListAdapter.getSelectedCount())); + if (mState == ListEditState.TRASH_FOLDER) { + builder.setMessage(getString(R.string.alert_message_delete_notes, + mNotesListAdapter.getSelectedCount())); + } else { + builder.setMessage(getString(R.string.alert_message_delete_notes, + mNotesListAdapter.getSelectedCount())); + } builder.setPositiveButton(android.R.string.ok, - new DialogInterface.OnClickListener() { - public void onClick(DialogInterface dialog, - int which) { - batchDelete(); - } - }); + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, + int which) { + batchDelete(); + } + }); builder.setNegativeButton(android.R.string.cancel, null); builder.show(); break; case R.id.move: startQueryDestinationFolders(); break; + case R.id.restore: + restoreSelected(); + break; default: return false; } @@ -374,7 +433,8 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } } - private class NewNoteOnTouchListener implements OnTouchListener {// 处理"新建笔记"按钮的触摸事件 + private class NewNoteOnTouchListener implements OnTouchListener { + public boolean onTouch(View v, MotionEvent event) { switch (event.getAction()) { case MotionEvent.ACTION_DOWN: { @@ -386,7 +446,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt /** * Minus TitleBar's height */ - if (mState == ListEditState.SUB_FOLDER) {// 如果当前状态是子文件夹 + if (mState == ListEditState.SUB_FOLDER) { eventY -= mTitleBar.getHeight(); start -= mTitleBar.getHeight(); } @@ -399,11 +459,11 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt * Notice that, if the background of the button changes, the formula should * also change. This is very bad, just for the UI designer's strong requirement. */ - if (event.getY() < (event.getX() * (-0.12) + 94)) {// 如果点击位置在"新建笔记"按钮的透明部分 + if (event.getY() < (event.getX() * (-0.12) + 94)) { View view = mNotesListView.getChildAt(mNotesListView.getChildCount() - 1 - - mNotesListView.getFooterViewsCount());// 获取列表项的底部视图 + - mNotesListView.getFooterViewsCount()); if (view != null && view.getBottom() > start - && (view.getTop() < (start + 94))) {// 如果点击位置在"新建笔记"按钮的透明部分且在列表项范围内 + && (view.getTop() < (start + 94))) { mOriginY = (int) event.getY(); mDispatchY = eventY; event.setLocation(event.getX(), mDispatchY); @@ -413,7 +473,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } break; } - case MotionEvent.ACTION_MOVE: {// 处理"新建笔记"按钮的移动事件 + case MotionEvent.ACTION_MOVE: { if (mDispatch) { mDispatchY += (int) event.getY() - mOriginY; event.setLocation(event.getX(), mDispatchY); @@ -421,7 +481,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } break; } - default: {// 处理"新建笔记"按钮的其他事件 + default: { if (mDispatch) { event.setLocation(event.getX(), mDispatchY); mDispatch = false; @@ -435,44 +495,41 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt }; - /** - * 启动异步查询笔记列表的方法 - * 根据当前文件夹ID构建查询条件，使用异步查询处理器加载数据 - */ private void startAsyncNotesListQuery() { String selection = (mCurrentFolderId == Notes.ID_ROOT_FOLDER) ? ROOT_FOLDER_SELECTION : NORMAL_SELECTION; + String[] selectionArgs; + if (mCurrentFolderId == Notes.ID_ROOT_FOLDER) { + long memoryFolderId = getMemoryBottleFolderId(); + if (memoryFolderId > 0) { + selection = "(" + selection + ") AND " + NoteColumns.ID + "<> ?"; + selectionArgs = new String[] { + String.valueOf(mCurrentFolderId), + String.valueOf(memoryFolderId) + }; + } else { + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } + } else { + selectionArgs = new String[] { String.valueOf(mCurrentFolderId) }; + } mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, null, - Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, new String[] { - String.valueOf(mCurrentFolderId) - }, NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC" );// 按类型和修改日期排序 + Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, selectionArgs, + NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC"); } - /** - * 异步查询处理器，用于在后台执行数据库查询操作 - */ private final class BackgroundQueryHandler extends AsyncQueryHandler { - /** - * 构造函数 - * @param contentResolver 内容解析器，用于访问数据库 - */ public BackgroundQueryHandler(ContentResolver contentResolver) { super(contentResolver); } - /** - * 查询完成后的回调处理 - * @param token 查询标识，区分不同类型的查询 - * @param cookie 额外数据 - * @param cursor 查询结果游标 - */ @Override protected void onQueryComplete(int token, Object cookie, Cursor cursor) { switch (token) { - case FOLDER_NOTE_LIST_QUERY_TOKEN:// 查询笔记列表 + case FOLDER_NOTE_LIST_QUERY_TOKEN: mNotesListAdapter.changeCursor(cursor); break; - case FOLDER_LIST_QUERY_TOKEN:// 查询文件夹列表 + case FOLDER_LIST_QUERY_TOKEN: if (cursor != null && cursor.getCount() > 0) { showFolderListMenu(cursor); } else { @@ -485,7 +542,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } } - private void showFolderListMenu(Cursor cursor) {// 显示文件夹列表菜单 + private void showFolderListMenu(Cursor cursor) { AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); builder.setTitle(R.string.menu_title_select_folder); final FoldersListAdapter adapter = new FoldersListAdapter(this, cursor); @@ -506,67 +563,33 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt builder.show(); } - private void createNewNote() {// 创建新笔记 + private void createNewNote() { Intent intent = new Intent(this, NoteEditActivity.class); intent.setAction(Intent.ACTION_INSERT_OR_EDIT); intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mCurrentFolderId); this.startActivityForResult(intent, REQUEST_CODE_NEW_NODE); } - private void batchDelete() {// 批量删除笔记 - new AsyncTask>() { - protected HashSet doInBackground(Void... unused) { - HashSet widgets = mNotesListAdapter.getSelectedWidget(); - if (!isSyncMode()) { - // if not synced, delete notes directly - if (DataUtils.batchDeleteNotes(mContentResolver, mNotesListAdapter - .getSelectedItemIds())) { - } else { - Log.e(TAG, "Delete notes error, should not happens"); - } - } else { - // in sync mode, we'll move the deleted note into the trash - // folder - if (!DataUtils.batchMoveToFolder(mContentResolver, mNotesListAdapter - .getSelectedItemIds(), Notes.ID_TRASH_FOLER)) { - Log.e(TAG, "Move notes to trash folder error, should not happens"); - } - } - return widgets; - } + private void batchDelete() { + HashSet widgets = mNotesListAdapter.getSelectedWidget(); + HashSet ids = mNotesListAdapter.getSelectedItemIds(); + boolean inTrash = mState == ListEditState.TRASH_FOLDER; + mTrashManager.batchDelete(inTrash, ids, widgets, mCurrentFolderId); + } - @Override - protected void onPostExecute(HashSet widgets) {// 批量删除笔记完成后的回调处理 - if (widgets != null) { - for (AppWidgetAttribute widget : widgets) { - if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID - && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { - updateWidget(widget.widgetId, widget.widgetType); - } - } - } - mModeCallBack.finishActionMode(); - } - }.execute(); + private void restoreSelected() { + HashSet ids = mNotesListAdapter.getSelectedItemIds(); + HashSet widgets = mNotesListAdapter.getSelectedWidget(); + mTrashManager.restoreSelected(ids, widgets); } - private void deleteFolder(long folderId) {// 删除文件夹 + private void deleteFolder(long folderId) { if (folderId == Notes.ID_ROOT_FOLDER) { Log.e(TAG, "Wrong folder id, should not happen " + folderId); return; } - HashSet ids = new HashSet(); - ids.add(folderId); - HashSet widgets = DataUtils.getFolderNoteWidget(mContentResolver, - folderId); - if (!isSyncMode()) { - // if not synced, delete folder directly - DataUtils.batchDeleteNotes(mContentResolver, ids); - } else { - // in sync mode, we'll move the deleted folder into the trash folder - DataUtils.batchMoveToFolder(mContentResolver, ids, Notes.ID_TRASH_FOLER); - } + HashSet widgets = mTrashManager.moveFolderToTrash(folderId, mCurrentFolderId); if (widgets != null) { for (AppWidgetAttribute widget : widgets) { if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID @@ -577,14 +600,75 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } } - private void openNode(NoteItemData data) {// 打开笔记 + private void openNode(NoteItemData data) { Intent intent = new Intent(this, NoteEditActivity.class); intent.setAction(Intent.ACTION_VIEW); intent.putExtra(Intent.EXTRA_UID, data.getId()); this.startActivityForResult(intent, REQUEST_CODE_OPEN_NODE); } - private void openFolder(NoteItemData data) {// 打开文件夹 + private void openFolder(NoteItemData data) { + if (data.getId() == Notes.ID_TRASH_FOLER) { + openTrashFolder(); + return; + } + EncryptedFolderManager.EncryptedFolderInfo encryptedInfo = + mEncryptedFolderManager.getEncryptedFolderInfo(data.getId()); + if (encryptedInfo != null) { + mEncryptedFolderManager.showEncryptedUnlockDialog(encryptedInfo, data); + return; + } + openFolderInternal(data); + } + + public void onClick(View v) { + switch (v.getId()) { + case R.id.btn_new_note: + createNewNote(); + break; + case R.id.btn_memory_bottle: + openMemoryBottle(); + break; + case R.id.btn_trash: + openTrashFolder(); + break; + default: + break; + } + } + + private void updateMemoryButtonVisibility() { + if (mMemoryBottle == null) { + return; + } + if (mState == ListEditState.NOTE_LIST) { + mMemoryBottle.setVisibility(View.VISIBLE); + } else { + mMemoryBottle.setVisibility(View.GONE); + } + } + + private void updateTrashButtonVisibility() { + if (mTrashButton == null) { + return; + } + if (mState == ListEditState.NOTE_LIST) { + mTrashButton.setVisibility(View.VISIBLE); + } else { + mTrashButton.setVisibility(View.GONE); + } + } + + private long getMemoryBottleFolderId() { + SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this); + long folderId = sp.getLong(PREF_MEMORY_FOLDER_ID, -1); + if (folderId > 0 && DataUtils.visibleInNoteDatabase(mContentResolver, folderId, + Notes.TYPE_FOLDER)) { + return folderId; + } + return -1; + } + private void openFolderInternal(NoteItemData data) { mCurrentFolderId = data.getId(); startAsyncNotesListQuery(); if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { @@ -599,31 +683,51 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt mTitleBar.setText(data.getSnippet()); } mTitleBar.setVisibility(View.VISIBLE); + updateMemoryButtonVisibility(); + updateTrashButtonVisibility(); } - public void onClick(View v) { - switch (v.getId()) { - case R.id.btn_new_note: - createNewNote(); - break; - default: - break; + private void openMemoryBottle() { + if (mMemoryBottleDialog == null) { + mMemoryBottleDialog = new MemoryBottleDialog(this); } + mMemoryBottleDialog.show(); } - private void showSoftInput() {// 显示软键盘 + private void openTrashFolder() { + mCurrentFolderId = Notes.ID_TRASH_FOLER; + mState = ListEditState.TRASH_FOLDER; + mTrashManager.cleanupExpiredTrash(); + startAsyncNotesListQuery(); + mTitleBar.setText(R.string.trash_folder_name); + mTitleBar.setVisibility(View.VISIBLE); + mAddNewNote.setVisibility(View.GONE); + updateMemoryButtonVisibility(); + updateTrashButtonVisibility(); + } + + @Override + protected void onDestroy() { + if (mMemoryBottleDialog != null && mMemoryBottleDialog.isShowing()) { + mMemoryBottleDialog.dismiss(); + } + mMemoryBottleDialog = null; + super.onDestroy(); + } + + private void showSoftInput() { InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); if (inputMethodManager != null) { inputMethodManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0); } } - private void hideSoftInput(View view) {// 隐藏软键盘 + private void hideSoftInput(View view) { InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0); } - private void showCreateOrModifyFolderDialog(final boolean create) {// 显示创建或修改文件夹对话框 + private void showCreateOrModifyFolderDialog(final boolean create) { final AlertDialog.Builder builder = new AlertDialog.Builder(this); View view = LayoutInflater.from(this).inflate(R.layout.dialog_edit_text, null); final EditText etName = (EditText) view.findViewById(R.id.et_foler_name); @@ -650,7 +754,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt final Dialog dialog = builder.setView(view).show(); final Button positive = (Button)dialog.findViewById(android.R.id.button1); - positive.setOnClickListener(new OnClickListener() {// 确认创建或修改文件夹 + positive.setOnClickListener(new OnClickListener() { public void onClick(View v) { hideSoftInput(etName); String name = etName.getText().toString(); @@ -661,17 +765,17 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt return; } if (!create) { - if (!TextUtils.isEmpty(name)) {// 修改文件夹名称 + if (!TextUtils.isEmpty(name)) { ContentValues values = new ContentValues(); values.put(NoteColumns.SNIPPET, name); values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); values.put(NoteColumns.LOCAL_MODIFIED, 1); mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID + "=?", new String[] { - String.valueOf(mFocusNoteDataItem.getId()) + String.valueOf(mFocusNoteDataItem.getId()) }); } - } else if (!TextUtils.isEmpty(name)) {// 创建新文件夹 + } else if (!TextUtils.isEmpty(name)) { ContentValues values = new ContentValues(); values.put(NoteColumns.SNIPPET, name); values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); @@ -681,19 +785,19 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } }); - if (TextUtils.isEmpty(etName.getText())) {// 输入框为空时禁用确认按钮 + if (TextUtils.isEmpty(etName.getText())) { positive.setEnabled(false); } /** * When the name edit text is null, disable the positive button */ - etName.addTextChangedListener(new TextWatcher() {// 监听输入框文本变化 + etName.addTextChangedListener(new TextWatcher() { public void beforeTextChanged(CharSequence s, int start, int count, int after) { // TODO Auto-generated method stub } - public void onTextChanged(CharSequence s, int start, int before, int count) {// 输入框文本变化时更新确认按钮状态 + public void onTextChanged(CharSequence s, int start, int before, int count) { if (TextUtils.isEmpty(etName.getText())) { positive.setEnabled(false); } else { @@ -701,7 +805,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } } - public void afterTextChanged(Editable s) {// 输入框文本变化后更新确认按钮状态 + public void afterTextChanged(Editable s) { // TODO Auto-generated method stub } @@ -709,22 +813,35 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } @Override - public void onBackPressed() {// 处理返回键事件 + public void onBackPressed() { switch (mState) { - case SUB_FOLDER:// 返回上一级文件夹 + case SUB_FOLDER: mCurrentFolderId = Notes.ID_ROOT_FOLDER; mState = ListEditState.NOTE_LIST; startAsyncNotesListQuery(); mTitleBar.setVisibility(View.GONE); + updateMemoryButtonVisibility(); + updateTrashButtonVisibility(); break; - case CALL_RECORD_FOLDER:// 返回上一级通话记录文件夹 + case CALL_RECORD_FOLDER: mCurrentFolderId = Notes.ID_ROOT_FOLDER; mState = ListEditState.NOTE_LIST; mAddNewNote.setVisibility(View.VISIBLE); mTitleBar.setVisibility(View.GONE); startAsyncNotesListQuery(); + updateMemoryButtonVisibility(); + updateTrashButtonVisibility(); + break; + case TRASH_FOLDER: + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + mState = ListEditState.NOTE_LIST; + startAsyncNotesListQuery(); + mTitleBar.setVisibility(View.GONE); + mAddNewNote.setVisibility(View.VISIBLE); + updateMemoryButtonVisibility(); + updateTrashButtonVisibility(); break; - case NOTE_LIST:// 返回主界面 + case NOTE_LIST: super.onBackPressed(); break; default: @@ -732,7 +849,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } } - private void updateWidget(int appWidgetId, int appWidgetType) {// 更新指定应用小部件 + private void updateWidget(int appWidgetId, int appWidgetType) { Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); if (appWidgetType == Notes.TYPE_WIDGET_2X) { intent.setClass(this, NoteWidgetProvider_2x.class); @@ -744,14 +861,14 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { - appWidgetId + appWidgetId }); sendBroadcast(intent); setResult(RESULT_OK, intent); } - private final OnCreateContextMenuListener mFolderOnCreateContextMenuListener = new OnCreateContextMenuListener() {// 文件夹上下文菜单创建监听 + private final OnCreateContextMenuListener mFolderOnCreateContextMenuListener = new OnCreateContextMenuListener() { public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { if (mFocusNoteDataItem != null) { menu.setHeaderTitle(mFocusNoteDataItem.getSnippet()); @@ -763,7 +880,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt }; @Override - public void onContextMenuClosed(Menu menu) {// 上下文菜单关闭时移除监听 + public void onContextMenuClosed(Menu menu) { if (mNotesListView != null) { mNotesListView.setOnCreateContextMenuListener(null); } @@ -777,10 +894,10 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt return false; } switch (item.getItemId()) { - case MENU_FOLDER_VIEW:// 查看文件夹 + case MENU_FOLDER_VIEW: openFolder(mFocusNoteDataItem); break; - case MENU_FOLDER_DELETE:// 删除文件夹 + case MENU_FOLDER_DELETE: AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(getString(R.string.alert_title_delete)); builder.setIcon(android.R.drawable.ic_dialog_alert); @@ -794,7 +911,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt builder.setNegativeButton(android.R.string.cancel, null); builder.show(); break; - case MENU_FOLDER_CHANGE_NAME:// 重命名文件夹 + case MENU_FOLDER_CHANGE_NAME: showCreateOrModifyFolderDialog(false); break; default: @@ -805,7 +922,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } @Override - public boolean onPrepareOptionsMenu(Menu menu) {// 准备选项菜单 + public boolean onPrepareOptionsMenu(Menu menu) { menu.clear(); if (mState == ListEditState.NOTE_LIST) { getMenuInflater().inflate(R.menu.note_list, menu); @@ -816,6 +933,12 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt getMenuInflater().inflate(R.menu.sub_folder, menu); } else if (mState == ListEditState.CALL_RECORD_FOLDER) { getMenuInflater().inflate(R.menu.call_record_folder, menu); + } else if (mState == ListEditState.TRASH_FOLDER) { + getMenuInflater().inflate(R.menu.sub_folder, menu); + MenuItem newNote = menu.findItem(R.id.menu_new_note); + if (newNote != null) { + newNote.setVisible(false); + } } else { Log.e(TAG, "Wrong state:" + mState); } @@ -823,19 +946,23 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } @Override - public boolean onOptionsItemSelected(MenuItem item) {// 选项菜单项点击事件处理 + public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { - case R.id.menu_new_folder: {// 新建文件夹 + case R.id.menu_new_folder: { showCreateOrModifyFolderDialog(true); break; } - case R.id.menu_export_text: {// 导出笔记为文本文件 + case R.id.menu_new_encrypted_folder: { + mEncryptedFolderManager.showCreateEncryptedFolderDialog(); + break; + } + case R.id.menu_export_text: { exportNoteToText(); break; } - case R.id.menu_sync: {// 同步笔记 + case R.id.menu_sync: { if (isSyncMode()) { - if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) {// 同步笔记 + if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) { GTaskSyncService.startSync(this); } else { GTaskSyncService.cancelSync(this); @@ -845,23 +972,17 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } break; } - case R.id.menu_setting: {// 打开偏好设置 + case R.id.menu_setting: { startPreferenceActivity(); break; } - case R.id.menu_new_note: {// 新建笔记 + case R.id.menu_new_note: { createNewNote(); break; } - case R.id.menu_search: {// 搜索笔记 - onSearchRequested(); - break; - } - - case R.id.menu_search:{ + case R.id.menu_search: onSearchRequested(); break; - } default: break; } @@ -869,24 +990,24 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } @Override - public boolean onSearchRequested() {// 搜索笔记 + public boolean onSearchRequested() { startSearch(null, false, null /* appData */, false); return true; } - private void exportNoteToText() {// 导出笔记为文本文件 + private void exportNoteToText() { final BackupUtils backup = BackupUtils.getInstance(NotesListActivity.this); new AsyncTask() { @Override - protected Integer doInBackground(Void... unused) {// 后台导出笔记为文本文件 + protected Integer doInBackground(Void... unused) { return backup.exportToText(); } @Override - protected void onPostExecute(Integer result) {// 导出笔记为文本文件完成后的回调 + protected void onPostExecute(Integer result) { if (result == BackupUtils.STATE_SD_CARD_UNMOUONTED) { - AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);// 导出笔记为文本文件失败对话框 + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); builder.setTitle(NotesListActivity.this .getString(R.string.failed_sdcard_export)); builder.setMessage(NotesListActivity.this @@ -894,7 +1015,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt builder.setPositiveButton(android.R.string.ok, null); builder.show(); } else if (result == BackupUtils.STATE_SUCCESS) { - AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);// 导出笔记为文本文件成功对话框 + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); builder.setTitle(NotesListActivity.this .getString(R.string.success_sdcard_export)); builder.setMessage(NotesListActivity.this.getString( @@ -902,7 +1023,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt .getExportedTextFileName(), backup.getExportedTextFileDir())); builder.setPositiveButton(android.R.string.ok, null); builder.show(); - } else if (result == BackupUtils.STATE_SYSTEM_ERROR) {// 导出笔记为文本文件系统错误对话框 + } else if (result == BackupUtils.STATE_SYSTEM_ERROR) { AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); builder.setTitle(NotesListActivity.this .getString(R.string.failed_sdcard_export)); @@ -916,19 +1037,19 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt }.execute(); } - private boolean isSyncMode() {// 判断是否为同步模式 + private boolean isSyncMode() { return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; } - private void startPreferenceActivity() {// 打开偏好设置活动 + private void startPreferenceActivity() { Activity from = getParent() != null ? getParent() : this; Intent intent = new Intent(from, NotesPreferenceActivity.class); from.startActivityIfNeeded(intent, -1); } - private class OnListItemClickListener implements OnItemClickListener {// 列表项点击监听器 + private class OnListItemClickListener implements OnItemClickListener { - public void onItemClick(AdapterView parent, View view, int position, long id) {// 列表项点击事件 + public void onItemClick(AdapterView parent, View view, int position, long id) { if (view instanceof NotesListItem) { NoteItemData item = ((NotesListItem) view).getItemData(); if (mNotesListAdapter.isInChoiceMode()) { @@ -940,9 +1061,9 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt return; } - switch (mState) {// 根据当前状态处理点击事件 + switch (mState) { case NOTE_LIST: - if (item.getType() == Notes.TYPE_FOLDER// 点击文件夹项 + if (item.getType() == Notes.TYPE_FOLDER || item.getType() == Notes.TYPE_SYSTEM) { openFolder(item); } else if (item.getType() == Notes.TYPE_NOTE) { @@ -959,6 +1080,14 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt Log.e(TAG, "Wrong note type in SUB_FOLDER"); } break; + case TRASH_FOLDER: + if (item.getType() == Notes.TYPE_NOTE) { + openNode(item); + } else { + Toast.makeText(NotesListActivity.this, + R.string.menu_restore, Toast.LENGTH_SHORT).show(); + } + break; default: break; } @@ -967,10 +1096,10 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } - private void startQueryDestinationFolders() {// 查询目标文件夹 + private void startQueryDestinationFolders() { String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?"; selection = (mState == ListEditState.NOTE_LIST) ? selection: - "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")"; + "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")"; mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN, null, @@ -985,10 +1114,17 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt NoteColumns.MODIFIED_DATE + " DESC"); } - public boolean onItemLongClick(AdapterView parent, View view, int position, long id) {// 列表项长按事件 + public boolean onItemLongClick(AdapterView parent, View view, int position, long id) { if (view instanceof NotesListItem) { mFocusNoteDataItem = ((NotesListItem) view).getItemData(); - if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE && !mNotesListAdapter.isInChoiceMode()) { + if (mState == ListEditState.TRASH_FOLDER && !mNotesListAdapter.isInChoiceMode()) { + if (mNotesListView.startActionMode(mModeCallBack) != null) { + mModeCallBack.onItemCheckedStateChanged(null, position, id, true); + mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); + } else { + Log.e(TAG, "startActionMode fails"); + } + } else if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE && !mNotesListAdapter.isInChoiceMode()) { if (mNotesListView.startActionMode(mModeCallBack) != null) { mModeCallBack.onItemCheckedStateChanged(null, position, id, true); mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); @@ -1001,4 +1137,4 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt } return false; } -} +} \ No newline at end of file diff --git a/src/ui/NotesListItem.java b/src/ui/NotesListItem.java index 60c91cd..694f325 100644 --- a/src/ui/NotesListItem.java +++ b/src/ui/NotesListItem.java @@ -75,6 +75,15 @@ public class NotesListItem extends LinearLayout { + context.getString(R.string.format_folder_files_count, data.getNotesCount())); mAlert.setImageResource(R.drawable.call_record); } + // 处理回收站文件夹 + else if (data.getId() == Notes.ID_TRASH_FOLER) { + mCallName.setVisibility(View.GONE); + mAlert.setVisibility(View.VISIBLE); + mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); + mTitle.setText(context.getString(R.string.trash_folder_name) + + context.getString(R.string.format_folder_files_count, data.getNotesCount())); + mAlert.setImageResource(R.drawable.trash); + } // 处理通话记录笔记 else if (data.getParentId() == Notes.ID_CALL_RECORD_FOLDER) { mCallName.setVisibility(View.VISIBLE); From c3f56673d76f105ebce62ff871f58583c8b1ab14 Mon Sep 17 00:00:00 2001 From: zk <2930705585@qq.com> Date: Sun, 25 Jan 2026 08:04:13 +0800 Subject: [PATCH 4/5] =?UTF-8?q?=E5=86=8D=E4=BC=A0=E4=B8=80=E6=AC=A1?= =?UTF-8?q?=E6=BC=82=E6=B5=81=E7=93=B6=EF=BC=8C=E6=96=B0=E5=A2=9E=E5=9B=9E?= =?UTF-8?q?=E6=94=B6=E7=AB=99=E5=8A=9F=E8=83=BD?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/ui/MemoryBottleDialog.java | 569 +++++++++++++++++++++++++++++++++ src/ui/NotesListAdapter.java | 91 +++--- src/ui/NotesListItem.java | 53 +-- src/ui/TrashManager.java | 192 +++++++++++ 4 files changed, 829 insertions(+), 76 deletions(-) create mode 100644 src/ui/MemoryBottleDialog.java create mode 100644 src/ui/TrashManager.java diff --git a/src/ui/MemoryBottleDialog.java b/src/ui/MemoryBottleDialog.java new file mode 100644 index 0000000..897b312 --- /dev/null +++ b/src/ui/MemoryBottleDialog.java @@ -0,0 +1,569 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlertDialog; +import android.app.Dialog; +import android.appwidget.AppWidgetManager; +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.DialogInterface; +import android.content.SharedPreferences; +import android.database.Cursor; +import android.os.AsyncTask; +import android.preference.PreferenceManager; +import android.text.InputType; +import android.text.TextUtils; +import android.view.Gravity; +import android.view.View; +import android.view.WindowManager; +import android.widget.Button; +import android.widget.EditText; +import android.widget.Toast; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.data.Notes.TextNote; +import net.micode.notes.model.WorkingNote; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.ResourceParser; + +import java.lang.ref.WeakReference; +import java.text.SimpleDateFormat; +import java.util.ArrayList; +import java.util.Date; +import java.util.List; +import java.util.Locale; +import java.util.Random; +import java.util.HashSet; + +public class MemoryBottleDialog extends Dialog implements View.OnClickListener { + private static final String PREF_MEMORY_FOLDER_ID = "pref_memory_bottle_folder_id"; + private static final List sAllEntries = new ArrayList<>(); + private static final List sRemainingEntries = new ArrayList<>(); + private static final Random sRandom = new Random(); + private static long sFolderId = Long.MIN_VALUE; + + private final Activity mActivity; + private Button mAddButton; + private Button mBrowseButton; + private long mMemoryFolderId = -1; + private boolean mEntriesLoaded; + private boolean mLoading; + private boolean mBrowseLoading; + private LoadTask mLoadTask; + private BrowseTask mBrowseTask; + private PendingAction mPendingAction = PendingAction.NONE; + + public MemoryBottleDialog(Activity activity) { + super(activity, android.R.style.Theme_Light_NoTitleBar); + mActivity = activity; + } + + @Override + protected void onCreate(android.os.Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.memory_bottle); + getWindow().setLayout(WindowManager.LayoutParams.MATCH_PARENT, + WindowManager.LayoutParams.MATCH_PARENT); + initResources(); + } + + @Override + public void dismiss() { + if (mLoadTask != null) { + mLoadTask.cancel(true); + mLoadTask = null; + } + if (mBrowseTask != null) { + mBrowseTask.cancel(true); + mBrowseTask = null; + } + super.dismiss(); + } + + private void initResources() { + mAddButton = (Button) findViewById(R.id.btn_memory_add); + mBrowseButton = (Button) findViewById(R.id.btn_memory_browse); + mAddButton.setOnClickListener(this); + mBrowseButton.setOnClickListener(this); + updateButtonState(); + } + + @Override + public void onClick(View v) { + switch (v.getId()) { + case R.id.btn_memory_add: + requestAction(PendingAction.ADD); + break; + case R.id.btn_memory_browse: + requestAction(PendingAction.BROWSE); + break; + default: + break; + } + } + + private void requestAction(PendingAction action) { + if (mLoading || mBrowseLoading) { + Toast.makeText(mActivity, R.string.memory_bottle_loading, Toast.LENGTH_SHORT).show(); + return; + } + if (mMemoryFolderId <= 0) { + mPendingAction = action; + Toast.makeText(mActivity, R.string.memory_bottle_loading, Toast.LENGTH_SHORT).show(); + startLoadTask(action == PendingAction.BROWSE); + return; + } + if (action == PendingAction.BROWSE && !mEntriesLoaded) { + mPendingAction = action; + Toast.makeText(mActivity, R.string.memory_bottle_loading, Toast.LENGTH_SHORT).show(); + startLoadTask(true); + return; + } + if (action == PendingAction.ADD) { + showAddDialog(); + } else if (action == PendingAction.BROWSE) { + browseMemory(); + } + } + + private void startLoadTask(boolean loadEntries) { + if (mLoadTask != null) { + return; + } + setLoading(true); + mLoadTask = new LoadTask(this, loadEntries); + mLoadTask.execute(); + } + + private void setLoading(boolean loading) { + mLoading = loading; + updateButtonState(); + } + + private void setBrowseLoading(boolean loading) { + mBrowseLoading = loading; + updateButtonState(); + } + + private void updateButtonState() { + boolean enabled = !(mLoading || mBrowseLoading); + if (mAddButton != null) { + mAddButton.setEnabled(enabled); + } + if (mBrowseButton != null) { + mBrowseButton.setEnabled(enabled); + } + } + + private void showAddDialog() { + final EditText editText = new EditText(mActivity); + int padding = (int) (mActivity.getResources().getDisplayMetrics().density * 16); + editText.setPadding(padding, padding, padding, padding); + editText.setGravity(Gravity.TOP | Gravity.START); + editText.setMinLines(4); + editText.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_FLAG_MULTI_LINE); + editText.setHint(R.string.memory_bottle_add_hint); + + AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); + builder.setTitle(R.string.memory_bottle_add_title); + builder.setView(editText); + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, null); + final AlertDialog dialog = builder.show(); + dialog.getButton(DialogInterface.BUTTON_POSITIVE).setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + String content = editText.getText().toString().trim(); + if (TextUtils.isEmpty(content)) { + Toast.makeText(mActivity, R.string.memory_bottle_empty_input, + Toast.LENGTH_SHORT).show(); + return; + } + if (createMemoryNote(content)) { + dialog.dismiss(); + } + } + }); + } + + private boolean createMemoryNote(String content) { + if (mMemoryFolderId <= 0) { + Toast.makeText(mActivity, R.string.memory_bottle_folder_error, Toast.LENGTH_SHORT).show(); + return false; + } + WorkingNote note = WorkingNote.createEmptyNote(mActivity, mMemoryFolderId, + AppWidgetManager.INVALID_APPWIDGET_ID, Notes.TYPE_WIDGET_INVALIDE, + ResourceParser.getDefaultBgId(mActivity)); + note.setWorkingText(content); + if (!note.saveNote()) { + Toast.makeText(mActivity, R.string.memory_bottle_save_failed, Toast.LENGTH_SHORT).show(); + return false; + } + long noteId = note.getNoteId(); + long createdDate = queryNoteCreatedDate(noteId); + MemoryEntry entry = new MemoryEntry(noteId, createdDate, content); + sAllEntries.add(entry); + sRemainingEntries.add(entry); + mEntriesLoaded = true; + Toast.makeText(mActivity, R.string.memory_bottle_save_success, Toast.LENGTH_SHORT).show(); + return true; + } + + private long queryNoteCreatedDate(long noteId) { + Cursor cursor = mActivity.getContentResolver().query( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), + new String[] { NoteColumns.CREATED_DATE }, + null, null, null); + if (cursor == null) { + return System.currentTimeMillis(); + } + try { + if (cursor.moveToFirst()) { + return cursor.getLong(0); + } + } finally { + cursor.close(); + } + return System.currentTimeMillis(); + } + + private void browseMemory() { + if (sAllEntries.isEmpty()) { + Toast.makeText(mActivity, R.string.memory_bottle_empty, Toast.LENGTH_SHORT).show(); + return; + } + if (sRemainingEntries.isEmpty()) { + showBrowseFinishedDialog(); + return; + } + showRandomEntry(); + } + + private void showBrowseFinishedDialog() { + new AlertDialog.Builder(mActivity) + .setMessage(R.string.memory_bottle_browse_done) + .setPositiveButton(R.string.memory_bottle_restart, new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int which) { + resetRemainingEntries(); + showRandomEntry(); + } + }) + .setNegativeButton(android.R.string.cancel, null) + .show(); + } + + private void resetRemainingEntries() { + sRemainingEntries.clear(); + sRemainingEntries.addAll(sAllEntries); + } + + private void showRandomEntry() { + int index = sRandom.nextInt(sRemainingEntries.size()); + MemoryEntry entry = sRemainingEntries.remove(index); + startBrowseTask(entry); + } + + private void startBrowseTask(MemoryEntry entry) { + if (mBrowseTask != null) { + return; + } + setBrowseLoading(true); + mBrowseTask = new BrowseTask(this, entry); + mBrowseTask.execute(); + } + + private String formatEntryMessage(long createdDate, String content) { + SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm", Locale.getDefault()); + String date = format.format(new Date(createdDate)); + return mActivity.getString(R.string.memory_bottle_entry_format, date, content); + } + + private long ensureMemoryFolder() { + SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(mActivity); + long storedId = sp.getLong(PREF_MEMORY_FOLDER_ID, Long.MIN_VALUE); + if (storedId > 0 && DataUtils.visibleInNoteDatabase(mActivity.getContentResolver(), + storedId, Notes.TYPE_FOLDER)) { + return storedId; + } + String folderName = mActivity.getString(R.string.memory_bottle_folder_name); + long folderId = queryFolderIdByName(folderName); + if (folderId > 0) { + sp.edit().putLong(PREF_MEMORY_FOLDER_ID, folderId).commit(); + return folderId; + } + folderId = createMemoryFolder(folderName); + if (folderId > 0) { + sp.edit().putLong(PREF_MEMORY_FOLDER_ID, folderId).commit(); + return folderId; + } + return -1; + } + + private long queryFolderIdByName(String name) { + ContentResolver resolver = mActivity.getContentResolver(); + Cursor cursor = resolver.query( + Notes.CONTENT_NOTE_URI, + new String[] { NoteColumns.ID }, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>?" + + " AND " + NoteColumns.SNIPPET + "=?", + new String[] { String.valueOf(Notes.TYPE_FOLDER), + String.valueOf(Notes.ID_TRASH_FOLER), name }, + null); + if (cursor == null) { + return 0; + } + try { + if (cursor.moveToFirst()) { + return cursor.getLong(0); + } + } finally { + cursor.close(); + } + return 0; + } + + private long createMemoryFolder(String name) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.SNIPPET, name); + values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); + values.put(NoteColumns.PARENT_ID, Notes.ID_ROOT_FOLDER); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + android.net.Uri uri = mActivity.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values); + if (uri == null) { + return 0; + } + try { + return Long.parseLong(uri.getPathSegments().get(1)); + } catch (NumberFormatException e) { + return 0; + } + } + + private String queryNoteContent(ContentResolver resolver, long noteId) { + Cursor cursor = resolver.query( + Notes.CONTENT_DATA_URI, + new String[] { DataColumns.CONTENT }, + DataColumns.NOTE_ID + "=? AND " + DataColumns.MIME_TYPE + "=?", + new String[] { String.valueOf(noteId), TextNote.CONTENT_ITEM_TYPE }, + null); + if (cursor == null) { + return ""; + } + try { + if (cursor.moveToFirst()) { + return cursor.getString(0); + } + } finally { + cursor.close(); + } + return ""; + } + + private List loadEntriesFromDatabase(long folderId) { + List entries = new ArrayList<>(); + ContentResolver resolver = mActivity.getContentResolver(); + Cursor cursor = resolver.query( + Notes.CONTENT_NOTE_URI, + new String[] { NoteColumns.ID, NoteColumns.CREATED_DATE }, + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "=?", + new String[] { String.valueOf(Notes.TYPE_NOTE), String.valueOf(folderId) }, + NoteColumns.CREATED_DATE + " DESC"); + if (cursor == null) { + return entries; + } + try { + while (cursor.moveToNext()) { + long noteId = cursor.getLong(0); + long createdDate = cursor.getLong(1); + entries.add(new MemoryEntry(noteId, createdDate, "")); + } + } finally { + cursor.close(); + } + return entries; + } + + private static final class MemoryEntry { + private final long id; + private final long createdDate; + private final String content; + + private MemoryEntry(long id, long createdDate, String content) { + this.id = id; + this.createdDate = createdDate; + this.content = content; + } + } + + private static final class LoadResult { + private final long folderId; + private final List entries; + private final boolean loadedEntries; + + private LoadResult(long folderId, List entries, boolean loadedEntries) { + this.folderId = folderId; + this.entries = entries; + this.loadedEntries = loadedEntries; + } + } + + private static final class LoadTask extends AsyncTask { + private final WeakReference mRef; + private final boolean mLoadEntries; + + private LoadTask(MemoryBottleDialog dialog, boolean loadEntries) { + mRef = new WeakReference<>(dialog); + mLoadEntries = loadEntries; + } + + @Override + protected LoadResult doInBackground(Void... params) { + MemoryBottleDialog dialog = mRef.get(); + if (dialog == null) { + return null; + } + long folderId = dialog.ensureMemoryFolder(); + List entries = new ArrayList<>(); + if (folderId > 0 && mLoadEntries) { + entries = dialog.loadEntriesFromDatabase(folderId); + } + return new LoadResult(folderId, entries, mLoadEntries); + } + + @Override + protected void onPostExecute(LoadResult result) { + MemoryBottleDialog dialog = mRef.get(); + if (dialog == null || !dialog.isShowing()) { + return; + } + dialog.mLoadTask = null; + dialog.setLoading(false); + if (result == null || result.folderId <= 0) { + Toast.makeText(dialog.mActivity, R.string.memory_bottle_folder_error, + Toast.LENGTH_SHORT).show(); + dialog.mPendingAction = PendingAction.NONE; + return; + } + dialog.mMemoryFolderId = result.folderId; + sFolderId = result.folderId; + if (result.loadedEntries) { + sAllEntries.clear(); + sAllEntries.addAll(result.entries); + sRemainingEntries.clear(); + sRemainingEntries.addAll(result.entries); + dialog.mEntriesLoaded = true; + } else if (sFolderId == result.folderId) { + dialog.mEntriesLoaded = !sAllEntries.isEmpty(); + } + PendingAction pending = dialog.mPendingAction; + dialog.mPendingAction = PendingAction.NONE; + if (pending == PendingAction.ADD) { + dialog.showAddDialog(); + } else if (pending == PendingAction.BROWSE) { + dialog.browseMemory(); + } + } + } + + private static final class BrowseResult { + private final MemoryEntry entry; + private final String content; + + private BrowseResult(MemoryEntry entry, String content) { + this.entry = entry; + this.content = content; + } + } + + private static final class BrowseTask extends AsyncTask { + private final WeakReference mRef; + private final MemoryEntry mEntry; + + private BrowseTask(MemoryBottleDialog dialog, MemoryEntry entry) { + mRef = new WeakReference<>(dialog); + mEntry = entry; + } + + @Override + protected BrowseResult doInBackground(Void... params) { + MemoryBottleDialog dialog = mRef.get(); + if (dialog == null) { + return null; + } + String content = mEntry.content; + if (TextUtils.isEmpty(content)) { + content = dialog.queryNoteContent(dialog.mActivity.getContentResolver(), mEntry.id); + } + if (TextUtils.isEmpty(content)) { + content = dialog.mActivity.getString(R.string.memory_bottle_missing_content); + } + return new BrowseResult(mEntry, content); + } + + @Override + protected void onPostExecute(BrowseResult result) { + MemoryBottleDialog dialog = mRef.get(); + if (dialog == null || !dialog.isShowing()) { + return; + } + dialog.mBrowseTask = null; + dialog.setBrowseLoading(false); + if (result == null) { + return; + } + String message = dialog.formatEntryMessage(result.entry.createdDate, result.content); + new AlertDialog.Builder(dialog.mActivity) + .setTitle(R.string.memory_bottle_title) + .setMessage(message) + .setPositiveButton(R.string.memory_bottle_close, null) + .setNegativeButton(R.string.memory_bottle_delete, new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialogInterface, int which) { + dialog.deleteMemoryEntry(result.entry); + } + }) + .show(); + } + } + private void deleteMemoryEntry(MemoryEntry entry) { + if (mMemoryFolderId <= 0) { + Toast.makeText(mActivity, R.string.memory_bottle_folder_error, Toast.LENGTH_SHORT).show(); + return; + } + HashSet ids = new HashSet(); + ids.add(entry.id); + if (DataUtils.batchMoveToTrash(mActivity.getContentResolver(), ids, mMemoryFolderId)) { + sAllEntries.remove(entry); + sRemainingEntries.remove(entry); + Toast.makeText(mActivity, R.string.memory_bottle_delete_success, Toast.LENGTH_SHORT).show(); + } else { + Toast.makeText(mActivity, R.string.memory_bottle_delete_failed, Toast.LENGTH_SHORT).show(); + } + } + private enum PendingAction { + NONE, + ADD, + BROWSE + } +} diff --git a/src/ui/NotesListAdapter.java b/src/ui/NotesListAdapter.java index 98106be..5159005 100644 --- a/src/ui/NotesListAdapter.java +++ b/src/ui/NotesListAdapter.java @@ -31,80 +31,89 @@ import java.util.HashSet; import java.util.Iterator; -public class NotesListAdapter extends CursorAdapter {//Adapter作为Activity和ListView之间的适配器，将Cursor数据转换为ListView可以理解的视图格式 - private static final String TAG = "NotesListAdapter"; // 日志标签 - private Context mContext; // 上下文对象 - private HashMap mSelectedIndex; // 选中项索引映射 - private int mNotesCount; // 笔记数量（排除文件夹） - private boolean mChoiceMode; // 是否处于选择模式 - - public static class AppWidgetAttribute { // 小部件属性类，用于存储小部件的ID和类型 - public int widgetId; // 小部件ID - public int widgetType; // 小部件类型 +public class NotesListAdapter extends CursorAdapter { + private static final String TAG = "NotesListAdapter"; + private Context mContext; + private HashMap mSelectedIndex; + private int mNotesCount; + private boolean mChoiceMode; + + private boolean mIncludeFolders; + + public static class AppWidgetAttribute { + public int widgetId; + public int widgetType; }; - - public NotesListAdapter(Context context) { // 构造函数，创建NotesListAdapter实例 + public NotesListAdapter(Context context) { super(context, null); - mSelectedIndex = new HashMap(); // 初始化选中项映射 + mSelectedIndex = new HashMap(); mContext = context; mNotesCount = 0; } @Override public View newView(Context context, Cursor cursor, ViewGroup parent) { - return new NotesListItem(context); // 创建新的NotesListItem + return new NotesListItem(context); } @Override public void bindView(View view, Context context, Cursor cursor) { if (view instanceof NotesListItem) { - NoteItemData itemData = new NoteItemData(context, cursor); // 创建数据模型 - ((NotesListItem) view).bind(context, itemData, mChoiceMode, // 绑定数据到视图 + NoteItemData itemData = new NoteItemData(context, cursor); + ((NotesListItem) view).bind(context, itemData, mChoiceMode, isSelectedItem(cursor.getPosition())); } } public void setCheckedItem(final int position, final boolean checked) { - mSelectedIndex.put(position, checked); // 更新选中状态 - notifyDataSetChanged(); // 通知数据变化，刷新UI + mSelectedIndex.put(position, checked); + notifyDataSetChanged(); } public boolean isInChoiceMode() { - return mChoiceMode; // 检查是否处于选择模式 + return mChoiceMode; } public void setChoiceMode(boolean mode) { - mSelectedIndex.clear(); // 清除之前的选中状态 - mChoiceMode = mode; // 更新模式标志 + mSelectedIndex.clear(); + mChoiceMode = mode; + mIncludeFolders = false; + } + public void setChoiceMode(boolean mode, boolean includeFolders) { + mSelectedIndex.clear(); + mChoiceMode = mode; + mIncludeFolders = includeFolders; } public void selectAll(boolean checked) { Cursor cursor = getCursor(); for (int i = 0; i < getCount(); i++) { if (cursor.moveToPosition(i)) { - if (NoteItemData.getNoteType(cursor) == Notes.TYPE_NOTE) { // 只处理普通笔记，跳过文件夹 - setCheckedItem(i, checked); // 设置选中状态 + int type = NoteItemData.getNoteType(cursor); + if (type == Notes.TYPE_NOTE || (mIncludeFolders && type == Notes.TYPE_FOLDER)) { + setCheckedItem(i, checked); } } } } - public HashSet getSelectedItemIds() {// 获取选中项的ID集合 + public HashSet getSelectedItemIds() { HashSet itemSet = new HashSet(); for (Integer position : mSelectedIndex.keySet()) { if (mSelectedIndex.get(position) == true) { - Long id = getItemId(position); // 获取选中项的ID + Long id = getItemId(position); if (id == Notes.ID_ROOT_FOLDER) { Log.d(TAG, "Wrong item id, should not happen"); } else { - itemSet.add(id); // 添加到集合 + itemSet.add(id); } } } + return itemSet; } - public HashSet getSelectedWidget() {// 获取选中项的小部件属性集合 + public HashSet getSelectedWidget() { HashSet itemSet = new HashSet(); for (Integer position : mSelectedIndex.keySet()) { if (mSelectedIndex.get(position) == true) { @@ -112,10 +121,12 @@ public class NotesListAdapter extends CursorAdapter {//Adapter作为Activity和L if (c != null) { AppWidgetAttribute widget = new AppWidgetAttribute(); NoteItemData item = new NoteItemData(mContext, c); - widget.widgetId = item.getWidgetId(); // 获取小部件ID - widget.widgetType = item.getWidgetType(); // 获取小部件类型 + widget.widgetId = item.getWidgetId(); + widget.widgetType = item.getWidgetType(); itemSet.add(widget); - // Don't close cursor here, only the adapter could close it + /** + * Don't close cursor here, only the adapter could close it + */ } else { Log.e(TAG, "Invalid cursor"); return null; @@ -125,7 +136,7 @@ public class NotesListAdapter extends CursorAdapter {//Adapter作为Activity和L return itemSet; } - public int getSelectedCount() {// 获取选中项数量 + public int getSelectedCount() { Collection values = mSelectedIndex.values(); if (null == values) { return 0; @@ -137,39 +148,39 @@ public class NotesListAdapter extends CursorAdapter {//Adapter作为Activity和L count++; } } - return count; // 返回选中项数量 + return count; } - public boolean isAllSelected() {// 检查是否所有笔记都被选中 + public boolean isAllSelected() { int checkedCount = getSelectedCount(); - return (checkedCount != 0 && checkedCount == mNotesCount); + return (checkedCount != 0 && checkedCount == mNotesCount); } - public boolean isSelectedItem(final int position) {// 检查指定位置的项是否被选中 + public boolean isSelectedItem(final int position) { if (null == mSelectedIndex.get(position)) { return false; } - return mSelectedIndex.get(position); // 检查指定位置的项是否被选中 + return mSelectedIndex.get(position); } @Override protected void onContentChanged() { super.onContentChanged(); - calcNotesCount(); // 当内容变化时，重新计算笔记数量 + calcNotesCount(); } @Override public void changeCursor(Cursor cursor) { super.changeCursor(cursor); - calcNotesCount(); // 当游标变化时，重新计算笔记数量 + calcNotesCount(); } - private void calcNotesCount() {// 计算普通笔记的数量 + private void calcNotesCount() { mNotesCount = 0; for (int i = 0; i < getCount(); i++) { Cursor c = (Cursor) getItem(i); if (c != null) { - if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) { // 只统计普通笔记，排除文件夹 + if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) { mNotesCount++; } } else { diff --git a/src/ui/NotesListItem.java b/src/ui/NotesListItem.java index 694f325..b41f8e7 100644 --- a/src/ui/NotesListItem.java +++ b/src/ui/NotesListItem.java @@ -31,16 +31,13 @@ import net.micode.notes.tool.ResourceParser.NoteItemBgResources; public class NotesListItem extends LinearLayout { - private ImageView mAlert; // 提醒图标（时钟或通话记录图标） - private TextView mTitle; // 笔记/文件夹标题或内容摘要 - private TextView mTime; // 最后修改时间 - private TextView mCallName; // 通话记录来电者名称（仅通话记录显示） - private NoteItemData mItemData; // 当前列表项的数据模型 - private CheckBox mCheckBox; // 选择模式下的复选框（用于批量操作） + private ImageView mAlert; + private TextView mTitle; + private TextView mTime; + private TextView mCallName; + private NoteItemData mItemData; + private CheckBox mCheckBox; - /** - * 构造函数，初始化视图组件 - */ public NotesListItem(Context context) { super(context); inflate(context, R.layout.note_item, this); @@ -51,13 +48,7 @@ public class NotesListItem extends LinearLayout { mCheckBox = (CheckBox) findViewById(android.R.id.checkbox); } - /** - * 绑定数据到视图，根据数据类型动态调整UI样式 - * @param data 笔记数据模型 - * @param checked 选择模式下是否选中 - */ public void bind(Context context, NoteItemData data, boolean choiceMode, boolean checked) { - // 处理选择模式显示 if (choiceMode && data.getType() == Notes.TYPE_NOTE) { mCheckBox.setVisibility(View.VISIBLE); mCheckBox.setChecked(checked); @@ -66,7 +57,6 @@ public class NotesListItem extends LinearLayout { } mItemData = data; - // 处理通话记录文件夹 if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { mCallName.setVisibility(View.GONE); mAlert.setVisibility(View.VISIBLE); @@ -74,18 +64,14 @@ public class NotesListItem extends LinearLayout { mTitle.setText(context.getString(R.string.call_record_folder_name) + context.getString(R.string.format_folder_files_count, data.getNotesCount())); mAlert.setImageResource(R.drawable.call_record); - } - // 处理回收站文件夹 - else if (data.getId() == Notes.ID_TRASH_FOLER) { + } else if (data.getId() == Notes.ID_TRASH_FOLER) { mCallName.setVisibility(View.GONE); mAlert.setVisibility(View.VISIBLE); mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); mTitle.setText(context.getString(R.string.trash_folder_name) + context.getString(R.string.format_folder_files_count, data.getNotesCount())); - mAlert.setImageResource(R.drawable.trash); - } - // 处理通话记录笔记 - else if (data.getParentId() == Notes.ID_CALL_RECORD_FOLDER) { + mAlert.setImageResource(android.R.drawable.ic_menu_delete); + } else if (data.getParentId() == Notes.ID_CALL_RECORD_FOLDER) { mCallName.setVisibility(View.VISIBLE); mCallName.setText(data.getCallName()); mTitle.setTextAppearance(context,R.style.TextAppearanceSecondaryItem); @@ -96,9 +82,14 @@ public class NotesListItem extends LinearLayout { } else { mAlert.setVisibility(View.GONE); } - } - // 处理普通文件夹和笔记 - else { + } else if (data.getId() == Notes.ID_TRASH_FOLER) { //为回收站添加图标和显示逻辑 + mCallName.setVisibility(View.GONE); + mAlert.setVisibility(View.VISIBLE); + mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); + mTitle.setText(context.getString(R.string.trash_folder_name) + + context.getString(R.string.format_folder_files_count, data.getNotesCount())); + mAlert.setImageResource(R.drawable.baseline_restore_from_trash_24); + } else { mCallName.setVisibility(View.GONE); mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem); @@ -117,20 +108,14 @@ public class NotesListItem extends LinearLayout { } } } - // 设置最后修改时间（相对时间格式） mTime.setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate())); - // 根据数据类型和位置设置背景 setBackground(data); } - /** - * 根据笔记类型和位置设置不同的背景资源 - */ private void setBackground(NoteItemData data) { int id = data.getBgColorId(); if (data.getType() == Notes.TYPE_NOTE) { - // 根据笔记在列表中的位置设置不同背景 if (data.isSingle() || data.isOneFollowingFolder()) { setBackgroundResource(NoteItemBgResources.getNoteBgSingleRes(id)); } else if (data.isLast()) { @@ -141,14 +126,10 @@ public class NotesListItem extends LinearLayout { setBackgroundResource(NoteItemBgResources.getNoteBgNormalRes(id)); } } else { - // 文件夹使用统一背景 setBackgroundResource(NoteItemBgResources.getFolderBgRes()); } } - /** - * 获取当前列表项的数据模型 - */ public NoteItemData getItemData() { return mItemData; } diff --git a/src/ui/TrashManager.java b/src/ui/TrashManager.java new file mode 100644 index 0000000..e900b8e --- /dev/null +++ b/src/ui/TrashManager.java @@ -0,0 +1,192 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.ContentResolver; +import android.content.ContentUris; +import android.content.ContentValues; +import android.content.Context; +import android.database.Cursor; +import android.os.AsyncTask; +import android.util.Log; + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute; + +import java.util.HashSet; + +public class TrashManager { + private static final String TAG = "TrashManager"; + private final Context mContext; + private final ContentResolver mResolver; + private final Callback mCallback; + + public interface Callback { + void onWidgetsNeedUpdate(HashSet widgets); + + void onListChanged(); + + void onActionModeFinished(); + + void onRestoreInvalid(); + } + + public TrashManager(Context context, ContentResolver resolver, Callback callback) { + mContext = context; + mResolver = resolver; + mCallback = callback; + } + + public void cleanupExpiredTrash() { + long expireTime = System.currentTimeMillis() - 24L * 60L * 60L * 1000L; + mResolver.delete(Notes.CONTENT_NOTE_URI, + NoteColumns.PARENT_ID + "=? AND " + NoteColumns.MODIFIED_DATE + " ids, + final HashSet widgets, final long originFolderId) { + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + if (inTrash) { + if (!DataUtils.batchDeleteNotes(mResolver, ids)) { + Log.e(TAG, "Delete notes error, should not happens"); + } + } else { + if (!DataUtils.batchMoveToTrash(mResolver, ids, originFolderId)) { + Log.e(TAG, "Move notes to trash folder error"); + } + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet resultWidgets) { + if (mCallback != null) { + mCallback.onWidgetsNeedUpdate(resultWidgets); + mCallback.onListChanged(); + mCallback.onActionModeFinished(); + } + } + }.execute(); + } + + public void restoreSelected(final HashSet ids, final HashSet widgets) { + new AsyncTask() { + protected Boolean doInBackground(Void... params) { + boolean hasInvalid = false; + long now = System.currentTimeMillis(); + for (long id : ids) { + Cursor cursor = mResolver.query( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), + new String[] { NoteColumns.ORIGIN_PARENT_ID, NoteColumns.TYPE }, + null, null, null); + if (cursor == null) { + continue; + } + long originParent = Notes.ID_ROOT_FOLDER; + int type = Notes.TYPE_NOTE; + try { + if (cursor.moveToFirst()) { + originParent = cursor.getLong(0); + type = cursor.getInt(1); + } + } finally { + cursor.close(); + } + long targetParent = resolveRestoreParent(originParent); + if (targetParent != originParent) { + hasInvalid = true; + } + ContentValues values = new ContentValues(); + values.put(NoteColumns.PARENT_ID, targetParent); + values.put(NoteColumns.ORIGIN_PARENT_ID, 0); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + values.put(NoteColumns.MODIFIED_DATE, now); + mResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), + values, null, null); + if (type == Notes.TYPE_FOLDER) { + restoreNotesForFolder(id, now); + } + } + return hasInvalid; + } + + @Override + protected void onPostExecute(Boolean hasInvalid) { + if (mCallback != null) { + if (hasInvalid != null && hasInvalid) { + mCallback.onRestoreInvalid(); + } + mCallback.onWidgetsNeedUpdate(widgets); + mCallback.onListChanged(); + mCallback.onActionModeFinished(); + } + } + }.execute(); + } + + public HashSet moveFolderToTrash(long folderId, long originFolderId) { + HashSet widgets = DataUtils.getFolderNoteWidget(mResolver, folderId); + DataUtils.moveNotesToTrashForFolder(mResolver, folderId); + HashSet ids = new HashSet(); + ids.add(folderId); + if (!DataUtils.batchMoveToTrash(mResolver, ids, originFolderId)) { + Log.e(TAG, "Move folder to trash error"); + } + return widgets; + } + + private void restoreNotesForFolder(long folderId, long now) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PARENT_ID, folderId); + values.put(NoteColumns.ORIGIN_PARENT_ID, 0); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + values.put(NoteColumns.MODIFIED_DATE, now); + mResolver.update(Notes.CONTENT_NOTE_URI, values, + NoteColumns.PARENT_ID + "=? AND " + NoteColumns.ORIGIN_PARENT_ID + "=?", + new String[] { String.valueOf(Notes.ID_TRASH_FOLER), String.valueOf(folderId) }); + } + + private long resolveRestoreParent(long originParentId) { + if (originParentId == Notes.ID_ROOT_FOLDER || originParentId == Notes.ID_CALL_RECORD_FOLDER) { + return originParentId; + } + if (originParentId <= 0) { + return Notes.ID_ROOT_FOLDER; + } + Cursor cursor = mResolver.query( + ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, originParentId), + new String[] { NoteColumns.ID, NoteColumns.PARENT_ID }, + NoteColumns.PARENT_ID + "<>?", + new String[] { String.valueOf(Notes.ID_TRASH_FOLER) }, + null); + if (cursor == null) { + return Notes.ID_ROOT_FOLDER; + } + try { + if (cursor.moveToFirst()) { + return originParentId; + } + } finally { + cursor.close(); + } + return Notes.ID_ROOT_FOLDER; + } +} From b67dc5c1293cd94b439edc8479690d08d3034d16 Mon Sep 17 00:00:00 2001 From: zk <2930705585@qq.com> Date: Sun, 25 Jan 2026 08:06:30 +0800 Subject: [PATCH 5/5] =?UTF-8?q?=E6=96=B0=E5=A2=9E=E5=8A=A0=E5=AF=86?= =?UTF-8?q?=E6=96=87=E4=BB=B6=E5=A4=B9=E5=8A=9F=E8=83=BD?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/data/Notes.java | 35 +---- src/tool/DataUtils.java | 143 +++++++++++++------ src/ui/EncryptedFolderManager.java | 218 +++++++++++++++++++++++++++++ 3 files changed, 326 insertions(+), 70 deletions(-) create mode 100644 src/ui/EncryptedFolderManager.java diff --git a/src/data/Notes.java b/src/data/Notes.java index 6273380..8142bef 100644 --- a/src/data/Notes.java +++ b/src/data/Notes.java @@ -17,40 +17,24 @@ package net.micode.notes.data; import android.net.Uri; - -/** - * - * @Package: net.micode.notes.data - * @ClassName: Notes - * @Description: 集中定义一些常量 - */ public class Notes { - //定义此应用ContentProvider的唯一标识 - public static final String AUTHORITY = "net.micode.notes.provider"; + public static final String AUTHORITY = "micode_notes"; public static final String TAG = "Notes"; - - /** - *{@link Notes#TYPE_NOTE } 普通便签 - *{@link Notes#TYPE_FOLDER }文件夹 - *{@link Notes#TYPE_SYSTEM } 系统 - */ public static final int TYPE_NOTE = 0; public static final int TYPE_FOLDER = 1; public static final int TYPE_SYSTEM = 2; /** * Following IDs are system folders' identifiers - * {@link Notes#ID_ROOT_FOLDER } is default folder 默认文件夹 - * {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder 不属于文件夹的便签 - * {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records 存储通话记录 - * {@link Notes#ID_TRASH_FOLER} 垃圾文件夹 + * {@link Notes#ID_ROOT_FOLDER } is default folder + * {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder + * {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records */ public static final int ID_ROOT_FOLDER = 0; public static final int ID_TEMPARAY_FOLDER = -1; public static final int ID_CALL_RECORD_FOLDER = -2; public static final int ID_TRASH_FOLER = -3; - //定义Intent Extra 的常量，用于在不同组件之间安全地传递数据 public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date"; public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id"; public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id"; @@ -62,10 +46,10 @@ public class Notes { public static final int TYPE_WIDGET_2X = 0; public static final int TYPE_WIDGET_4X = 1; - // 将不同数据类型对应到其MIMEitem类型字符串 public static class DataConstants { public static final String NOTE = TextNote.CONTENT_ITEM_TYPE; public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE; + public static final String ENCRYPTED_FOLDER = "vnd.android.cursor.item/encrypted_folder"; } /** @@ -78,7 +62,6 @@ public class Notes { */ public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data"); - //Note表数据库列名常量接口 public interface NoteColumns { /** * The unique ID for a row @@ -113,8 +96,6 @@ public class Notes { /** * Folder's name or text content of note - * 如果是文件夹，存储文件夹名字 - * 如果是便签，存储便签摘要 *

Type: TEXT

*/ public static final String SNIPPET = "snippet"; @@ -187,7 +168,6 @@ public class Notes { public static final String VERSION = "version"; } - //Data表数据库列名常量接口 public interface DataColumns { /** * The unique ID for a row @@ -262,12 +242,10 @@ public class Notes { public static final String DATA5 = "data5"; } - //DataColumns接口的实现方式1：文本便签的数据模型 public static final class TextNote implements DataColumns { /** * Mode to indicate the text in check list mode or not *

Type: Integer 1:check list mode 0: normal mode

- * data1表示是否是清单模式 */ public static final String MODE = DATA1; @@ -280,19 +258,16 @@ public class Notes { public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note"); } - //DataColumns接口的实现方式2：通话便签的数据模型 public static final class CallNote implements DataColumns { /** * Call date for this record *

Type: INTEGER (long)

- * data1表示通话时间戳 */ public static final String CALL_DATE = DATA1; /** * Phone number for this record *

Type: TEXT

- * data3表示电话号码 */ public static final String PHONE_NUMBER = DATA3; diff --git a/src/tool/DataUtils.java b/src/tool/DataUtils.java index 3c3e580..93157d8 100644 --- a/src/tool/DataUtils.java +++ b/src/tool/DataUtils.java @@ -37,7 +37,6 @@ import java.util.HashSet; public class DataUtils { public static final String TAG = "DataUtils"; - //批量操作删除便签，发生错误就返回flase，删除成功就返回true public static boolean batchDeleteNotes(ContentResolver resolver, HashSet ids) { if (ids == null) { Log.d(TAG, "the ids is null"); @@ -47,42 +46,41 @@ public class DataUtils { Log.d(TAG, "no id is in the hashset"); return true; } - // 构建删除操作：拼接标签ID到标签ContentUR + ArrayList operationList = new ArrayList(); for (long id : ids) { if(id == Notes.ID_ROOT_FOLDER) { Log.e(TAG, "Don't delete system folder root"); continue; } - ContentProviderOperation.Builder builder = ContentProviderOperation .newDelete(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); - //创建一个 ContentProviderOperation.Builder，删除指定id的标签 只查询 ID 为 id 的那一条记录 operationList.add(builder.build()); } try { ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); - if (results == null || results.length == 0 || results[0] == null) {////上面的一条执行数据库操作删除并返回结果数组 + if (results == null || results.length == 0 || results[0] == null) { Log.d(TAG, "delete notes failed, ids:" + ids.toString()); return false; } return true; - } catch (RemoteException e) { //记录错误信息 + } catch (RemoteException e) { Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); } catch (OperationApplicationException e) { Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); } return false; } - //便签转进新文件夹 + public static void moveNoteToFoler(ContentResolver resolver, long id, long srcFolderId, long desFolderId) { ContentValues values = new ContentValues(); values.put(NoteColumns.PARENT_ID, desFolderId); values.put(NoteColumns.ORIGIN_PARENT_ID, srcFolderId); values.put(NoteColumns.LOCAL_MODIFIED, 1); + values.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); resolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), values, null, null); } - //批量操作便签转进新文件夹 + public static boolean batchMoveToFolder(ContentResolver resolver, HashSet ids, long folderId) { if (ids == null) { @@ -93,9 +91,10 @@ public class DataUtils { ArrayList operationList = new ArrayList(); for (long id : ids) { ContentProviderOperation.Builder builder = ContentProviderOperation - .newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); //创建更新, + .newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); builder.withValue(NoteColumns.PARENT_ID, folderId); builder.withValue(NoteColumns.LOCAL_MODIFIED, 1); + builder.withValue(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); operationList.add(builder.build()); } @@ -113,21 +112,11 @@ public class DataUtils { } return false; } + /** * Get the all folder count except system folders {@link Notes#TYPE_SYSTEM}} */ - public static int getUserFolderCount(ContentResolver resolver) { - //查询设备中「类型为文件夹（TYPE_FOLDER）」且「父文件夹 ID 不等于回收站 ID（ID_TRASH_FOLER）」的文件夹总数。 -''' -触发了一次跨进程的数据库查询操作 -Cursor query( - Uri uri, // 要查询的数据 URI - String[] projection, // 要返回的列（字段），null 表示所有列 - String selection, // WHERE 子句（不含 "WHERE" 关键字） - String[] selectionArgs, // WHERE 子句中占位符 ? 的实际值 - String sortOrder // 排序方式（如 "date DESC"） -); -''' + public static int getUserFolderCount(ContentResolver resolver) { Cursor cursor =resolver.query(Notes.CONTENT_NOTE_URI, new String[] { "COUNT(*)" }, NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>?", @@ -138,7 +127,7 @@ Cursor query( if(cursor != null) { if(cursor.moveToFirst()) { try { - count = cursor.getInt(0);//从当前游标指向的行中，读取第 0 列（第一列）的整数类型数据 + count = cursor.getInt(0); } catch (IndexOutOfBoundsException e) { Log.e(TAG, "get folder count failed:" + e.toString()); } finally { @@ -148,11 +137,11 @@ Cursor query( } return count; } - //变迁是否可见（没进回收站） + public static boolean visibleInNoteDatabase(ContentResolver resolver, long noteId, int type) { Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null, - NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER, //笔记的 parent_id 不能等于回收站的 ID（即不在回收站中） + NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER, new String [] {String.valueOf(type)}, null); @@ -165,7 +154,7 @@ Cursor query( } return exist; } - //便签还存在否 + public static boolean existInNoteDatabase(ContentResolver resolver, long noteId) { Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null, null, null, null); @@ -179,7 +168,7 @@ Cursor query( } return exist; } - //便签数据还存在否 + public static boolean existInDataDatabase(ContentResolver resolver, long dataId) { Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null, null, null, null); @@ -193,12 +182,12 @@ Cursor query( } return exist; } - //查看是否存在一个名字是XX的文件夹 + public static boolean checkVisibleFolderName(ContentResolver resolver, String name) { Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, null, - NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + //类型是文件夹 - " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER +//没进回收站 - " AND " + NoteColumns.SNIPPET + "=?", //存储在snippet的名字和下面的name一样 + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + + " AND " + NoteColumns.SNIPPET + "=?", new String[] { name }, null); boolean exist = false; if(cursor != null) { @@ -209,9 +198,9 @@ Cursor query( } return exist; } - //获得文件夹下的便签，并仅返回它们的 Widget ID 和 Widget 类型 + public static HashSet getFolderNoteWidget(ContentResolver resolver, long folderId) { - Cursor c = resolver.query(Notes.CONTENT_NOTE_URI, //获得便签 + Cursor c = resolver.query(Notes.CONTENT_NOTE_URI, new String[] { NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE }, NoteColumns.PARENT_ID + "=?", new String[] { String.valueOf(folderId) }, @@ -236,7 +225,7 @@ Cursor query( } return set; } - //获得电话号 + public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) { Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, new String [] { CallNote.PHONE_NUMBER }, @@ -246,7 +235,7 @@ Cursor query( if (cursor != null && cursor.moveToFirst()) { try { - return cursor.getString(0); //返回电话号 + return cursor.getString(0); } catch (IndexOutOfBoundsException e) { Log.e(TAG, "Get call number fails " + e.toString()); } finally { @@ -255,7 +244,7 @@ Cursor query( } return ""; } -//通过电话号和日期查找便签 + public static long getNoteIdByPhoneNumberAndCallDate(ContentResolver resolver, String phoneNumber, long callDate) { Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI, new String [] { CallNote.NOTE_ID }, @@ -276,7 +265,7 @@ Cursor query( } return 0; } -//通过id获得名字 + public static String getSnippetById(ContentResolver resolver, long noteId) { Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, new String [] { NoteColumns.SNIPPET }, @@ -294,15 +283,89 @@ Cursor query( } throw new IllegalArgumentException("Note is not found with id: " + noteId); } -//从一段文本（snippet）中提取作为标题 + public static String getFormattedSnippet(String snippet) { if (snippet != null) { - snippet = snippet.trim();//清空无用制表符 - int index = snippet.indexOf('\n');//index即录字符串中第一个换行符 \n 出现的位置 + snippet = snippet.trim(); + int index = snippet.indexOf('\n'); if (index != -1) { - snippet = snippet.substring(0, index);//只获取换行前的部分（核心）。 + snippet = snippet.substring(0, index); } } return snippet; } + + /** + * 获取指定文件夹中的所有便签ID + * @param resolver ContentResolver实例 + * @param folderId 文件夹ID + * @return 便签ID的HashSet + */ + public static HashSet getNotesInFolder(ContentResolver resolver, long folderId) { + Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI, + new String[] { NoteColumns.ID }, + NoteColumns.PARENT_ID + "=?", + new String[] { String.valueOf(folderId) }, + null); + + HashSet ids = new HashSet(); + if (cursor != null) { + if (cursor.moveToFirst()) { + do { + try { + ids.add(cursor.getLong(0)); + } catch (IndexOutOfBoundsException e) { + Log.e(TAG, "Get note id fails " + e.toString()); + } + } while (cursor.moveToNext()); + } + cursor.close(); + } + return ids; + } + public static boolean batchMoveToTrash(ContentResolver resolver, HashSet ids, + long originFolderId) { + if (ids == null) { + Log.d(TAG, "the ids is null"); + return true; + } + ArrayList operationList = new ArrayList(); + long now = System.currentTimeMillis(); + for (long id : ids) { + ContentProviderOperation.Builder builder = ContentProviderOperation + .newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id)); + builder.withValue(NoteColumns.PARENT_ID, Notes.ID_TRASH_FOLER); + builder.withValue(NoteColumns.ORIGIN_PARENT_ID, originFolderId); + builder.withValue(NoteColumns.LOCAL_MODIFIED, 1); + builder.withValue(NoteColumns.MODIFIED_DATE, now); + operationList.add(builder.build()); + } + try { + ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList); + if (results == null || results.length == 0 || results[0] == null) { + Log.d(TAG, "move to trash failed, ids:" + ids.toString()); + return false; + } + return true; + } catch (RemoteException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } catch (OperationApplicationException e) { + Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage())); + } + return false; + } + + public static void moveNotesToTrashForFolder(ContentResolver resolver, long folderId) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.PARENT_ID, Notes.ID_TRASH_FOLER); + values.put(NoteColumns.ORIGIN_PARENT_ID, folderId); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + values.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); + resolver.update(Notes.CONTENT_NOTE_URI, values, + NoteColumns.PARENT_ID + "=?", + new String[] { String.valueOf(folderId) }); + } + } + + diff --git a/src/ui/EncryptedFolderManager.java b/src/ui/EncryptedFolderManager.java new file mode 100644 index 0000000..326177c --- /dev/null +++ b/src/ui/EncryptedFolderManager.java @@ -0,0 +1,218 @@ + + /* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.micode.notes.ui; + +import android.app.AlertDialog; +import android.app.Dialog; +import android.content.ContentResolver; +import android.content.ContentValues; +import android.content.Context; +import android.content.DialogInterface; +import android.database.Cursor; +import android.net.Uri; +import android.text.InputType; +import android.text.TextUtils; +import android.util.Log; +import android.view.LayoutInflater; +import android.view.View; +import android.widget.Button; +import android.widget.EditText; +import android.widget.TextView; +import android.widget.Toast; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.DataColumns; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.tool.DataUtils; + +import java.security.MessageDigest; +import java.security.NoSuchAlgorithmException; + +public class EncryptedFolderManager { + private static final String TAG = "EncryptedFolderManager"; + private final Context mContext; + private final ContentResolver mResolver; + private final Callback mCallback; + + public interface Callback { + void onEncryptedFolderCreated(); + + void onEncryptedFolderUnlocked(NoteItemData data); + } + + public EncryptedFolderManager(Context context, ContentResolver resolver, Callback callback) { + mContext = context; + mResolver = resolver; + mCallback = callback; + } + + public void showCreateEncryptedFolderDialog() { + final AlertDialog.Builder builder = new AlertDialog.Builder(mContext); + View view = LayoutInflater.from(mContext).inflate(R.layout.dialog_encrypted_folder, null); + final EditText etName = (EditText) view.findViewById(R.id.et_encrypted_folder_name); + final EditText etQuestion = (EditText) view.findViewById(R.id.et_encrypted_question); + final EditText etAnswer = (EditText) view.findViewById(R.id.et_encrypted_answer); + etAnswer.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD); + builder.setTitle(R.string.encrypted_folder_title); + builder.setView(view); + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, null); + final Dialog dialog = builder.show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + String name = etName.getText().toString().trim(); + String question = etQuestion.getText().toString().trim(); + String answer = etAnswer.getText().toString().trim(); + if (TextUtils.isEmpty(name)) { + etName.setError(mContext.getString(R.string.hint_foler_name)); + return; + } + if (TextUtils.isEmpty(question)) { + etQuestion.setError(mContext.getString(R.string.encrypted_question_empty)); + return; + } + if (TextUtils.isEmpty(answer)) { + etAnswer.setError(mContext.getString(R.string.encrypted_answer_empty)); + return; + } + if (DataUtils.checkVisibleFolderName(mResolver, name)) { + Toast.makeText(mContext, + mContext.getString(R.string.folder_exist, name), Toast.LENGTH_LONG).show(); + return; + } + long folderId = createEncryptedFolder(name, question, answer); + if (folderId > 0) { + dialog.dismiss(); + if (mCallback != null) { + mCallback.onEncryptedFolderCreated(); + } + } + } + }); + } + + public EncryptedFolderInfo getEncryptedFolderInfo(long folderId) { + Cursor cursor = mResolver.query(Notes.CONTENT_DATA_URI, + new String[] { DataColumns.DATA3, DataColumns.DATA4 }, + DataColumns.NOTE_ID + "=? AND " + DataColumns.MIME_TYPE + "=?", + new String[] { String.valueOf(folderId), Notes.DataConstants.ENCRYPTED_FOLDER }, + null); + if (cursor == null) { + return null; + } + try { + if (cursor.moveToFirst()) { + String question = cursor.getString(0); + String answerHash = cursor.getString(1); + if (!TextUtils.isEmpty(question) && !TextUtils.isEmpty(answerHash)) { + return new EncryptedFolderInfo(folderId, question, answerHash); + } + } + } finally { + cursor.close(); + } + return null; + } + + public void showEncryptedUnlockDialog(final EncryptedFolderInfo info, final NoteItemData data) { + final AlertDialog.Builder builder = new AlertDialog.Builder(mContext); + View view = LayoutInflater.from(mContext).inflate(R.layout.dialog_encrypted_unlock, null); + TextView tvQuestion = (TextView) view.findViewById(R.id.tv_encrypted_question); + final EditText etAnswer = (EditText) view.findViewById(R.id.et_encrypted_answer); + tvQuestion.setText(info.question); + builder.setTitle(R.string.encrypted_unlock_title); + builder.setView(view); + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, null); + final Dialog dialog = builder.show(); + final Button positive = (Button) dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + String answer = etAnswer.getText().toString().trim(); + if (TextUtils.isEmpty(answer)) { + etAnswer.setError(mContext.getString(R.string.encrypted_answer_empty)); + return; + } + if (!TextUtils.equals(hashAnswer(answer), info.answerHash)) { + Toast.makeText(mContext, R.string.encrypted_answer_wrong, + Toast.LENGTH_SHORT).show(); + return; + } + dialog.dismiss(); + if (mCallback != null) { + mCallback.onEncryptedFolderUnlocked(data); + } + } + }); + } + + private long createEncryptedFolder(String name, String question, String answer) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.SNIPPET, name); + values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + Uri uri = mResolver.insert(Notes.CONTENT_NOTE_URI, values); + if (uri == null) { + return -1; + } + long folderId = -1; + try { + folderId = Long.parseLong(uri.getPathSegments().get(1)); + } catch (NumberFormatException e) { + Log.e(TAG, "Create encrypted folder failed", e); + return -1; + } + ContentValues dataValues = new ContentValues(); + dataValues.put(DataColumns.NOTE_ID, folderId); + dataValues.put(DataColumns.MIME_TYPE, Notes.DataConstants.ENCRYPTED_FOLDER); + dataValues.put(DataColumns.DATA3, question); + dataValues.put(DataColumns.DATA4, hashAnswer(answer)); + mResolver.insert(Notes.CONTENT_DATA_URI, dataValues); + return folderId; + } + + private String hashAnswer(String answer) { + try { + MessageDigest digest = MessageDigest.getInstance("SHA-256"); + byte[] result = digest.digest(answer.getBytes()); + StringBuilder sb = new StringBuilder(); + for (byte b : result) { + sb.append(String.format("%02x", b)); + } + return sb.toString(); + } catch (NoSuchAlgorithmException e) { + Log.e(TAG, "Hash error", e); + return ""; + } + } + + public static class EncryptedFolderInfo { + private final long folderId; + private final String question; + private final String answerHash; + + private EncryptedFolderInfo(long folderId, String question, String answerHash) { + this.folderId = folderId; + this.question = question; + this.answerHash = answerHash; + } + } +} \ No newline at end of file