package net.micode.notes.ui; import android.app.Activity; import android.app.AlarmManager; import android.app.AlertDialog; import android.app.PendingIntent; import android.app.SearchManager; import android.appwidget.AppWidgetManager; import android.content.ContentUris; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; import android.graphics.Paint; import android.os.Bundle; import android.preference.PreferenceManager; import android.text.Spannable; import android.text.SpannableString; import android.text.TextUtils; import android.text.format.DateUtils; import android.text.style.BackgroundColorSpan; import android.util.Log; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.MotionEvent; import android.view.View; import android.view.View.OnClickListener; import android.view.WindowManager; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.CompoundButton.OnCheckedChangeListener; import android.widget.ImageView; import android.widget.LinearLayout; 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.TextNote; import net.micode.notes.model.WorkingNote; import net.micode.notes.model.WorkingNote.NoteSettingChangedListener; import net.micode.notes.tool.DataUtils; import net.micode.notes.tool.ResourceParser; import net.micode.notes.tool.ResourceParser.TextAppearanceResources; import net.micode.notes.ui.DateTimePickerDialog.OnDateTimeSetListener; import net.micode.notes.ui.NoteEditText.OnTextViewChangeListener; import net.micode.notes.widget.NoteWidgetProvider_2x; import net.micode.notes.widget.NoteWidgetProvider_4x; 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; /** * @Package: net.micode.notes.ui * @ClassName: NoteEditActivity * @Description: * 该类主要是针对标签的编辑 * 继承了系统内部许多和监听有关的类 * @Author: YangYizhe * @CreateDate: 12/21/2023 12:47 AM * @Version: 1.0 */ public class NoteEditActivity extends Activity implements OnClickListener, NoteSettingChangedListener, OnTextViewChangeListener { private class HeadViewHolder { public TextView tvModified; public ImageView ivAlertIcon; public TextView tvAlertDate; public ImageView ibSetBgColor; public TextView textNum; } 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); sBgSelectorBtnsMap.put(R.id.iv_bg_blue, ResourceParser.BLUE); sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN); sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE); } private static final Map sBgSelectorSelectionMap = new HashMap(); static { sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select); sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select); sBgSelectorSelectionMap.put(ResourceParser.BLUE, R.id.iv_bg_blue_select); sBgSelectorSelectionMap.put(ResourceParser.GREEN, R.id.iv_bg_green_select); sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select); } 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); } private static final Map sFontSelectorSelectionMap = new HashMap(); static { sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select); sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select); sFontSelectorSelectionMap.put(ResourceParser.TEXT_MEDIUM, R.id.iv_medium_select); sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select); } private static final String TAG = "NoteEditActivity"; private HeadViewHolder mNoteHeaderHolder; private View mHeadViewPanel; private View mNoteBgColorSelector; private View mFontSizeSelector; //private EditText mNoteEditor; private RichEditor mNoteEditor;//富文本编辑器 private TextView mPreview; private String mText;//mText和mNoteLength是给富文本编辑器的 private int mNoteLength; private int mFontSize; private View mNoteEditorPanel; public WorkingNote mWorkingNote; private SharedPreferences mSharedPrefs; private int mFontSizeId; private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; 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; /** * 新增方法： * 初始化富文本编辑框 */ public void initRichEditor(){ mNoteEditor.setEditorHeight(200);//设置编辑器界面高度 mNoteEditor.setEditorFontSize(22);//字体大小 mNoteEditor.setEditorFontColor(1);//字体颜色 mNoteEditor.setPadding(0, 0, 0, 0);//内边距 mNoteEditor.setPlaceholder("点击输入内容");//设置默认显示语句 mNoteEditor.setInputEnabled(true);//设置编辑器是否可用 mNoteEditor.setBackgroundResource(R.drawable.edit_yellow);//编辑背景 mNoteEditor.setOnTextChangeListener(new RichEditor.OnTextChangeListener() { @Override public void onTextChange(String text) { mText = text; mNoteLength = removeBlank(textChange(mText)).length(); 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); } }); findViewById(R.id.action_undo).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.undo(); } }); findViewById(R.id.action_redo).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.redo(); } }); findViewById(R.id.action_bold).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setBold(); } }); findViewById(R.id.action_italic).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setItalic(); } }); findViewById(R.id.action_subscript).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setSubscript(); } }); findViewById(R.id.action_superscript).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setSuperscript(); } }); findViewById(R.id.action_strikethrough).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setStrikeThrough(); } }); findViewById(R.id.action_underline).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setUnderline(); } }); findViewById(R.id.action_heading1).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setHeading(1); } }); findViewById(R.id.action_heading2).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setHeading(2); } }); findViewById(R.id.action_heading3).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setHeading(3); } }); findViewById(R.id.action_heading4).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setHeading(4); } }); findViewById(R.id.action_heading5).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setHeading(5); } }); findViewById(R.id.action_heading6).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setHeading(6); } }); /**findViewById(R.id.action_txt_color).setOnClickListener(new View.OnClickListener() { private boolean isChanged; @Override public void onClick(View v) { mNoteEditor.setTextColor(isChanged ? Color.BLACK : Color.RED); isChanged = !isChanged; } });*/ /**findViewById(R.id.action_bg_color).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) {//设置点击响应方法 mNoteEditor.focusEditor(); new AlertDialog.Builder(NoteEditActivity.this).setTitle("选择字体背景颜色")//设置一个AlertDialog供用户选择具体的颜色 .setSingleChoiceItems(R.array.text_bg_color, 0, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { //红 case 0: mNoteEditor.setTextBackgroundColor(Color.RED); break; //黄 case 1: mNoteEditor.setTextBackgroundColor(Color.YELLOW); break; //蓝 case 2: mNoteEditor.setTextBackgroundColor(Color.BLUE); break; //绿 case 3: mNoteEditor.setTextBackgroundColor(Color.GREEN); break; //黑 case 4: mNoteEditor.setTextBackgroundColor(Color.BLACK); break; case 5: mNoteEditor.setTextBackgroundColor(Color.WHITE); break; } } }).show(); } });*/ findViewById(R.id.action_indent).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setIndent(); } }); findViewById(R.id.action_outdent).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setOutdent(); } }); findViewById(R.id.action_align_left).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setAlignLeft(); } }); findViewById(R.id.action_align_center).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setAlignCenter(); } }); findViewById(R.id.action_align_right).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setAlignRight(); } }); findViewById(R.id.action_blockquote).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setBlockquote(); } }); findViewById(R.id.action_insert_bullets).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setBullets(); } }); findViewById(R.id.action_insert_numbers).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.setNumbers(); } }); /**findViewById(R.id.action_insert_link).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.insertLink("https://github.com/wasabeef", "wasabeef"); } });*/ /**findViewById(R.id.action_insert_image).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.insertImage("https://raw.githubusercontent.com/wasabeef/art/master/chip.jpg", "dachshund", 320); } });*/ findViewById(R.id.action_insert_checkbox).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mNoteEditor.insertTodo(); } }); } /** * @method textChange * @description 对原始文本进行处理，去除图片字符、换行符和空格字符 * @date: 1/3/2024 8:48 AM * @author: YangYizhe * @param oriText * @return 处理后的文本 */ private String textChange(String oriText) { StringBuilder stringBuilder = new StringBuilder(oriText); // 移除所有<> removeAngleBrackets(stringBuilder); // 将 替换为普通空格 int index = stringBuilder.indexOf(" "); while (index != -1) { stringBuilder.replace(index, index + 6, " "); index = stringBuilder.indexOf(" ", index + 1); } return stringBuilder.toString(); } private String removeBlank(String oriText) { StringBuilder stringBuilder = new StringBuilder(oriText); // 移除换行符和其他空格 for (int i = 0; i < stringBuilder.length(); i++) { char c = stringBuilder.charAt(i); if (c == '\n' || c == ' ') { stringBuilder.deleteCharAt(i); i--; } } return stringBuilder.toString(); } /** * @method removeAngleBrackets * @description 用以辅助移除<> * @date: 1/18/2024 7:22 PM * @author: YangYizhe * @param * @return */ private void removeAngleBrackets(StringBuilder stringBuilder) { int startIndex = stringBuilder.indexOf("<"); int endIndex = stringBuilder.indexOf(">"); if (startIndex != -1 && endIndex != -1 && startIndex < endIndex) { stringBuilder.delete(startIndex, endIndex + 1); removeAngleBrackets(stringBuilder); } } /** * @method count * @description 监听编辑框文本变化并更新字符数 * @date: 1/3/2024 9:09 AM * @author: YangYizhe */ /**private void count() { mNoteEditor.addTextChangedListener(new TextWatcher() { int currentLength = 0; @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { mNoteHeaderHolder.textNum.setText("字数：" + currentLength); } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { currentLength = textChange(mNoteEditor.getText().toString()).length(); } @Override public void afterTextChanged(Editable s) { mNoteHeaderHolder.textNum.setText("字数：" + currentLength); } }); }*/ /** *在 Activity 创建时进行一些初始化工作，包括设置布局、初始化状态和资源等操作 */ @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); this.setContentView(R.layout.note_edit); if (savedInstanceState == null && !initActivityState(getIntent())) { finish(); return; } initResources(); initRichEditor(); //count(); } /** * 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 */ @Override protected void onRestoreInstanceState(Bundle savedInstanceState) { super.onRestoreInstanceState(savedInstanceState); if (savedInstanceState != null && savedInstanceState.containsKey(Intent.EXTRA_UID)) { Intent intent = new Intent(Intent.ACTION_VIEW); intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID)); if (!initActivityState(intent)) { finish(); return; } Log.d(TAG, "Restoring from killed activity"); } } private boolean initActivityState(Intent intent) { /** * If the user specified the {@link Intent#ACTION_VIEW} but not provided with id, * then jump to the NotesListActivity */ mWorkingNote = null; if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) { long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0); mUserQuery = ""; /** * Starting from the searched result */ //根据键值查找ID if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) { noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY)); mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY); } //如果ID在数据库中未找到 if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) { Intent jump = new Intent(this, NotesListActivity.class); startActivity(jump); //程序将跳转到上面声明的intent——jump showToast(R.string.error_note_not_exist); finish(); return false; } //ID在数据库中找到 else { mWorkingNote = WorkingNote.load(this, noteId); if (mWorkingNote == null) { Log.e(TAG, "load note failed with note id" + noteId); //打印出红色的错误信息 finish(); return false; } } 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())) { long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0); int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID); int widgetType = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, Notes.TYPE_WIDGET_INVALIDE); int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, ResourceParser.getDefaultBgId(this)); 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; if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(), phoneNumber, callDate)) > 0) { mWorkingNote = WorkingNote.load(this, noteId); if (mWorkingNote == null) { Log.e(TAG, "load call note failed with note id" + noteId); finish(); return false; } } else { mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType, bgResId); mWorkingNote.convertToCallNote(phoneNumber, callDate); } } else { mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType, bgResId); } getWindow().setSoftInputMode( WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE | WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); } else { Log.e(TAG, "Intent not specified action, should not support"); finish(); return false; } mWorkingNote.setOnSettingStatusChangedListener(this); return true; } @Override protected void onResume() { super.onResume(); initNoteScreen(); } /** * @method initNoteScreen * @description 初始化笔记页面 * @date: 12/24/2023 6:24 PM * @author: YangYizhe */ private void initNoteScreen() { mNoteEditor.setEditorFontSize(30); if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { switchToListMode(mWorkingNote.getContent()); } else { mNoteEditor.setHtml(String.valueOf(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery))); //mNoteEditor.setSelection(mText.length()); } for (Integer id : sBgSelectorSelectionMap.keySet()) { findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE); } mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); 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 */ showAlertHeader(); } /** * @method showAlertHeader * @description * 根据当前便签是否设置了提醒时间来显示或隐藏提醒信息头部 * 如果设置了提醒时间，会根据当前时间判断提醒是否过期 * 如果已经过期，则在头部显示“已过期”字样 * 否则在头部显示距离提醒时间还有多长时间，同时显示一个提醒图标。 * 如果没有设置提醒时间，则隐藏提醒信息头部。 * @date: 12/24/2023 6:24 PM * @author: YangYizhe */ private void showAlertHeader() { if (mWorkingNote.hasClockAlert()) { long time = System.currentTimeMillis(); if (time > mWorkingNote.getAlertDate()) { mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired); } else { mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString( mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS)); } mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE); mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE); } else { mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE); mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE); }; } @Override protected void onNewIntent(Intent intent) { super.onNewIntent(intent); initActivityState(intent); } @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); /** * For new note without note id, we should firstly save it to * generate a id. If the editing note is not worth saving, there * is no id which is equivalent to create new note */ if (!mWorkingNote.existInDatabase()) { saveNote(); } outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId()); Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState"); } @Override public boolean dispatchTouchEvent(MotionEvent ev) { if (mNoteBgColorSelector.getVisibility() == View.VISIBLE && !inRangeOfView(mNoteBgColorSelector, ev)) { mNoteBgColorSelector.setVisibility(View.GONE); return true; } if (mFontSizeSelector.getVisibility() == View.VISIBLE && !inRangeOfView(mFontSizeSelector, ev)) { mFontSizeSelector.setVisibility(View.GONE); return true; } return super.dispatchTouchEvent(ev); } private boolean inRangeOfView(View view, MotionEvent ev) { int []location = new int[2]; view.getLocationOnScreen(location); int x = location[0]; int y = location[1]; if (ev.getX() < x || ev.getX() > (x + view.getWidth()) || ev.getY() < y || ev.getY() > (y + view.getHeight())) { return false; } return true; } private void initResources() { mHeadViewPanel = findViewById(R.id.note_title); mNoteHeaderHolder = new HeadViewHolder(); mNoteHeaderHolder.tvModified = (TextView) findViewById(R.id.tv_modified_date); mNoteHeaderHolder.ivAlertIcon = (ImageView) findViewById(R.id.iv_alert_icon); mNoteHeaderHolder.tvAlertDate = (TextView) findViewById(R.id.tv_alert_date); mNoteHeaderHolder.ibSetBgColor = (ImageView) findViewById(R.id.btn_set_bg_color); mNoteHeaderHolder.textNum = (TextView) findViewById(R.id.text_num); mNoteHeaderHolder.ibSetBgColor.setOnClickListener(this); mNoteEditor = findViewById(R.id.note_edit_view); mNoteEditor.setOnTextChangeListener(new RichEditor.OnTextChangeListener() { @Override public void onTextChange(String text) { mText = text; mNoteLength = removeBlank(textChange(mText)).length(); 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); } }); 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); } mFontSizeSelector = findViewById(R.id.font_size_selector); for (int id : sFontSizeBtnsMap.keySet()) { View view = findViewById(id); view.setOnClickListener(this); }; 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; } mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list); } @Override protected void onPause() { super.onPause(); if(saveNote()) { Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length()); } clearSettingState(); } /** * @method updateWidget * @description 更新小部件的操作 * @date: 12/24/2023 6:21 PM * @author: YangYizhe */ 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) { intent.setClass(this, NoteWidgetProvider_4x.class); } else { Log.e(TAG, "Unspported widget type"); return; } intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { mWorkingNote.getWidgetId() }); sendBroadcast(intent); setResult(RESULT_OK, intent); } public void onClick(View v) { int id = v.getId(); 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)) { findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( View.GONE); mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id)); mNoteBgColorSelector.setVisibility(View.GONE); } 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); if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { getWorkingText(); switchToListMode(mWorkingNote.getContent()); } else { mNoteEditor.setEditorFontSize(mFontSizeId); } mFontSizeSelector.setVisibility(View.GONE); } } @Override public void onBackPressed() { if(clearSettingState()) { return; } saveNote(); super.onBackPressed(); } /** * @method clearSettingState * @description 清除设置状态, * @date: 12/24/2023 6:22 PM * @author: YangYizhe * @return boolean 返回是否成功清除设置状态 */ private boolean clearSettingState() { if (mNoteBgColorSelector.getVisibility() == View.VISIBLE) { mNoteBgColorSelector.setVisibility(View.GONE); return true; } else if (mFontSizeSelector.getVisibility() == View.VISIBLE) { mFontSizeSelector.setVisibility(View.GONE); return true; } return false; } /** * @method onBackgroundColorChanged * @description 当背景颜色改变时调用 * @date: 12/24/2023 6:23 PM * @author: YangYizhe */ public void onBackgroundColorChanged() { findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( View.VISIBLE); mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); } @Override public boolean onPrepareOptionsMenu(Menu menu) { if (isFinishing()) { return true; } clearSettingState(); menu.clear(); if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) { getMenuInflater().inflate(R.menu.call_note_edit, menu); } else { getMenuInflater().inflate(R.menu.note_edit, menu); } if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { 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); } if (mWorkingNote.hasClockAlert()) { menu.findItem(R.id.menu_alert).setVisible(false); } else { menu.findItem(R.id.menu_delete_remind).setVisible(false); } return true; } @Override /** * @method onOptionsItemSelected * @description 处理菜单项选择的操作 * @date: 12/24/2023 6:21 PM * @author: YangYizhe * @param [item] 被选中的菜单项 * @return boolean 返回操作是否成功 */ public boolean onOptionsItemSelected(MenuItem item) { int itemId = item.getItemId(); if (itemId == R.id.menu_new_note) { createNewNote(); } else if (itemId == 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)); builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { deleteCurrentNote(); finish(); } }); builder.setNegativeButton(android.R.string.cancel, null); builder.show(); } else if (itemId == R.id.menu_font_size) { mFontSizeSelector.setVisibility(View.VISIBLE); findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); } else if (itemId == R.id.menu_list_mode) { mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ? TextNote.MODE_CHECK_LIST : 0); } else if (itemId == R.id.menu_share) { getWorkingText(); sendTo(this, mWorkingNote.getContent()); } else if (itemId == R.id.menu_send_to_desktop) { sendToDesktop(); } else if (itemId == R.id.menu_alert) { setReminder(); } else if (itemId == R.id.menu_delete_remind) { mWorkingNote.setAlertDate(0, false); } return true; } /** * @method setReminder * @description 设置提醒Remind me * @date: 12/21/2023 8:04 AM * @author: YangYizhe */ private void setReminder() { DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis()); d.setOnDateTimeSetListener(new OnDateTimeSetListener() { public void OnDateTimeSet(AlertDialog dialog, long date) { mWorkingNote.setAlertDate(date , true); //选择提醒的日期 } }); d.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); intent.setType("text/plain"); context.startActivity(intent); } private void createNewNote() { // Firstly, save current editing notes saveNote(); // For safety, start a new NoteEditActivity finish(); Intent intent = new Intent(this, NoteEditActivity.class); intent.setAction(Intent.ACTION_INSERT_OR_EDIT); intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mWorkingNote.getFolderId()); startActivity(intent); } private void deleteCurrentNote() { if (mWorkingNote.existInDatabase()) { HashSet ids = new HashSet(); long id = mWorkingNote.getNoteId(); if (id != Notes.ID_ROOT_FOLDER) { ids.add(id); } else { Log.d(TAG, "Wrong note id, should not happen"); } if (!isSyncMode()) { if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) { Log.e(TAG, "Delete Note error"); } } else { if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) { Log.e(TAG, "Move notes to trash folder error, should not happens"); } } } mWorkingNote.markDeleted(true); } private boolean isSyncMode() { return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; } 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 */ if (!mWorkingNote.existInDatabase()) { saveNote(); } 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); AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE)); showAlertHeader(); if(!set) { alarmManager.cancel(pendingIntent); } else { alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent); } } else { /** * There is the condition that user has input nothing (the note is * not worthy saving), we have no note id, remind the user that he * should input something */ Log.e(TAG, "Clock alert setting error"); showToast(R.string.error_note_empty_for_clock); } } /** * 当小部件发生改变时调用updateWidget */ public void onWidgetChanged() { updateWidget(); } /** * @method onEditTextDelete * @description 删除文本框的操作 * @date: 12/24/2023 6:19 PM * @author: YangYizhe * @param index 文本框索引 * @param text 文本框中的文本内容 */ public void onEditTextDelete(int index, String text) { int childCount = mEditTextList.getChildCount(); if (childCount == 1) { return; } for (int i = index + 1; i < childCount; i++) { ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) .setIndex(i - 1); } 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); } int length = edit.length(); edit.append(text); edit.requestFocus(); edit.setSelection(length); } /** * @method onEditTextEnter * @description 编辑文本框中按下回车键的操作 * @date: 12/24/2023 6:19 PM * @author: YangYizhe * @param index 文本框索引 * @param text 文本框中的文本内容 */ public void onEditTextEnter(int index, String text) { /** * Should not happen, check for debug */ if(index > mEditTextList.getChildCount()) { Log.e(TAG, "Index out of mEditTextList boundrary, should not happen"); } View view = getListItem(text, index); mEditTextList.addView(view, index); NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); edit.requestFocus(); edit.setSelection(0); for (int i = index + 1; i < mEditTextList.getChildCount(); i++) { ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) .setIndex(i); } } /** * @method switchToListMode * @description 切换到列表模式 * @date: 12/24/2023 6:19 PM * @author: YangYizhe * @param text 列表文本 */ 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)); index++; } } mEditTextList.addView(getListItem("", index)); mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus(); mNoteEditor.setVisibility(View.GONE); mEditTextList.setVisibility(View.VISIBLE); } /** * @param fullText 完整文本 * @param userQuery 用户查询关键词 * @return 带有高亮效果的 Spannable 对象 * @method getHighlightQueryResult * @description 获取高亮查询结果 * @date: 12/24/2023 6:18 PM * @author: YangYizhe */ private SpannableString getHighlightQueryResult(String fullText, String userQuery) { SpannableString spannable = new SpannableString(fullText == null ? "" : fullText); if (!TextUtils.isEmpty(userQuery)) { mPattern = Pattern.compile(userQuery); Matcher m = mPattern.matcher(fullText); int start = 0; while (m.find(start)) { spannable.setSpan( new BackgroundColorSpan(this.getResources().getColor( R.color.user_query_highlight)), m.start(), m.end(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE); start = m.end(); } } return spannable; } /** * @method getListItem * @description 获取列表项视图 * @date: 12/24/2023 6:17 PM * @author: YangYizhe * @param item 列表项内容 * @param index 列表项索引 * @return 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); edit.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); 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); } } }); 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(); } else if (item.startsWith(TAG_UNCHECKED)) { cb.setChecked(false); edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); item = item.substring(TAG_UNCHECKED.length(), item.length()).trim(); } edit.setOnTextViewChangeListener(this); edit.setIndex(index); edit.setText(getHighlightQueryResult(item, mUserQuery)); return view; } /** * @method onTextChange * @description 当文本内容发生变化时的处理方法 * @date: 12/24/2023 6:17 PM * @author: YangYizhe * @param index 文本索引 * @param hasText 是否有文本内容 */ public void onTextChange(int index, boolean hasText) { if (index >= mEditTextList.getChildCount()) { Log.e(TAG, "Wrong index, should not happen"); return; } 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); } } /** * @method onCheckListModeChanged * @description 当检查列表模式发生变化时的处理方法 * @date: 12/24/2023 6:17 PM * @author: YangYizhe * @param oldMode 旧的模式 * @param newMode 新的模式 */ public void onCheckListModeChanged(int oldMode, int newMode) { if (newMode == TextNote.MODE_CHECK_LIST) { switchToListMode(textChange(mText)); } else { if (!getWorkingText()) { mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ", "")); } mNoteEditor.setHtml(String.valueOf(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery))); mEditTextList.setVisibility(View.GONE); mNoteEditor.setVisibility(View.VISIBLE); } } /** * @method getWorkingText * @description 获取正在编辑的文本内容 * @date: 12/24/2023 6:12 PM * @author: YangYizhe * @return 是否存在已打钩的选项 */ private boolean getWorkingText() { boolean hasChecked = false;//初始化check标记 if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { /** * 若模式为CHECK_LIST * 先创建可变字符串 * 遍历所有子编辑框的视图 */ StringBuilder sb = new StringBuilder(); 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())) { /** * 若文本不为空 * 该选项框已打钩 * 扩展字符串为已打钩并把标记置true */ if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) { sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n"); hasChecked = true; } else { //扩展字符串添加未打钩 sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n"); } } } mWorkingNote.setWorkingText(sb.toString());//利用编辑好的字符串设置运行便签的内容 } else {// 若不是该模式直接用编辑器中的内容设置运行中标签的内容 mWorkingNote.setWorkingText(textChange(mText)); } return hasChecked; } /** * @method saveNote * @description * 保存便签,退出时候会自动调本函数 * @date: 12/21/2023 8:14 AM * @author: YangYizhe */ private boolean saveNote() { getWorkingText(); boolean saved = mWorkingNote.saveNote(); if (TextUtils.isEmpty(mWorkingNote.getContent())) { deleteCurrentNote();//删除当前便签 saved = false; // 标记为未保存 } //运行 getWorkingText()之后保存 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 */ //如英文注释所说链接RESULT_OK是为了识别保存的2种情况，一是创建后保存，二是修改后保存 setResult(RESULT_OK); } return saved; } /** * @method sendToDesktop * @description * send to home功能，发到桌面上 * @date: 12/21/2023 8:15 AM * @author: YangYizhe */ 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()) { saveNote(); } if (mWorkingNote.getNoteId() > 0) { Intent sender = new Intent(); Intent shortcutIntent = new Intent(this, NoteEditActivity.class); shortcutIntent.setAction(Intent.ACTION_VIEW); shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId()); sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent); sender.putExtra(Intent.EXTRA_SHORTCUT_NAME, makeShortcutIconTitle(mWorkingNote.getContent())); sender.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app)); sender.putExtra("duplicate", true); sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT"); showToast(R.string.info_note_enter_desktop); sendBroadcast(sender); } else { /** * There is the condition that user has input nothing (the note is * not worthy saving), we have no note id, remind the user that he * should input something */ Log.e(TAG, "Send to desktop error"); showToast(R.string.error_note_empty_for_send_to_desktop); } } /** * @method makeShortcutIconTitle * @description 生成快捷方式图标标题 * @date: 12/24/2023 6:11 PM * @author: YangYizhe * @param content 内容 * @return 生成的快捷方式图标标题 */ 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) { showToast(resId, Toast.LENGTH_SHORT); } private void showToast(int resId, int duration) { Toast.makeText(this, resId, duration).show(); } /** * @method convertToImage * @description: 路径字符串格式 转换为 图片image格式 * @date: 2024/1/3 19:19 * @author: WuShuxian * @param: void * @return: void */ /**private void convertToImage() { NoteEditText noteEditText = (NoteEditText) findViewById(R.id.note_edit_view); //获取当前的edit Editable editable = noteEditText.getText();//1.获取text String noteText = editable.toString(); //2.将note内容转换为字符串 int length = editable.length(); //内容的长度 //3.截取img片段 [local]+uri+[/local]，提取uri。算法效率有待改善可以考虑KMP for(int i = 0; i < length; i++) { for(int j = i; j < length; j++) { String img_fragment = noteText.substring(i, j+1); //img_fragment：关于图片路径的片段 if(img_fragment.length() > 15 && img_fragment.endsWith("[/local]") && img_fragment.startsWith("[local]")){ int limit = 7; //[local]为7个字符 int len = img_fragment.length()-15;//[local][/local]共15个字符，剩下的为真正的path长度 String path = img_fragment.substring(limit,limit+len);//获取到了图片路径从[local]之后的len个字符就是path Bitmap bitmap = null; Log.d(TAG, "图片的路径是："+path); try { bitmap = BitmapFactory.decodeFile(path);//将图片路径解码为图片格式 } catch (Exception e) { e.printStackTrace(); } //若图片存在 if(bitmap!=null){ Log.d(TAG, "图片不为null"); ImageSpan imageSpan = new ImageSpan(NoteEditActivity.this, bitmap); String ss = "[local]" + path + "[/local]"; SpannableString spannableString = new SpannableString(ss);//4.创建一个SpannableString对象，以便插入用ImageSpan对象封装的图像 spannableString.setSpan(imageSpan, 0, ss.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);//5.将指定的标记对象附加到文本的开始...结束范围 Log.d(TAG, "Create spannable string success!"); Editable edit_text = noteEditText.getEditableText(); edit_text.delete(i,i+len+15); //6.删掉图片路径的文字 edit_text.insert(i, spannableString); //7.在路径的起始位置插入图片 } } } } }*/ /** * @method onActivityResult * @description: 插入图片时：重写onActivityResult()来处理返回的数据,点击插入图片返回后执行 * @date: 2024/1/3 19:20 * @author: WuShuxian * @param: * @return: void */ /**@Override protected void onActivityResult(int requestCode, int resultCode, Intent intent) { super.onActivityResult(requestCode, resultCode, intent); ContentResolver resolver = getContentResolver(); switch (requestCode) { case PHOTO_REQUEST: Uri originalUri = intent.getData(); //1.获得图片的真实路径 Bitmap bitmap = null; try { bitmap = BitmapFactory.decodeStream(resolver.openInputStream(originalUri));//2.解码图片 } catch (FileNotFoundException e) { Log.d(TAG, "onActivityResult: get file_exception"); e.printStackTrace(); } //3.根据Bitmap对象创建ImageSpan对象 if(bitmap != null){ Log.d(TAG, "onActivityResult: bitmap is not null"); ImageSpan imageSpan = new ImageSpan(NoteEditActivity.this, bitmap); String path = getPath(this,originalUri); String img_fragment= "[local]" + path + "[/local]";//4.使用[local][/local]将path括起来，用于之后方便识别图片路径在note中的位置 SpannableString spannableString = new SpannableString(img_fragment);//创建一个SpannableString对象，以便插入用ImageSpan对象封装的图像 spannableString.setSpan(imageSpan, 0, img_fragment.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); NoteEditText e = (NoteEditText) findViewById(R.id.note_edit_view);//5.将选择的图片追加到EditText中光标所在位置 int index = e.getSelectionStart(); //获取光标所在位置 Log.d(TAG, "Index是: " + index); Editable edit_text = e.getEditableText(); edit_text.insert(index, spannableString); //将图片插入到光标所在位置 mWorkingNote.setWorkingText(e.getText().toString()); //6.把改动提交到数据库中,两个数据库表都要改的 ContentResolver contentResolver = getContentResolver(); ContentValues contentValues = new ContentValues(); final long id = mWorkingNote.getNoteId(); contentValues.put("snippet",mWorkingNote.getContent()); contentResolver.update(Uri.parse("content://micode_notes/note"), contentValues,"_id=?",new String[]{""+id}); ContentValues contentValues1 = new ContentValues(); contentValues1.put("content",mWorkingNote.getContent()); contentResolver.update(Uri.parse("content://micode_notes/data"), contentValues1,"mime_type=? and note_id=?", new String[]{"vnd.android.cursor.item/text_note",""+id}); }else{ Toast.makeText(NoteEditActivity.this, "获取图片失败", Toast.LENGTH_SHORT).show(); } break; default: break; } }*/ /** * @method getPath * @description: 获取文件的real path * @date: 2024/1/3 19:22 * @author: WuShuxian * @param: * @return: */ /**public String getPath(final Context context, final Uri uri) { final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT; // DocumentProvider if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) { if (isMediaDocument(uri)) { final String docId = DocumentsContract.getDocumentId(uri); final String[] split = docId.split(":"); final String type = split[0]; Uri contentUri = null; if ("image".equals(type)) { contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; } final String selection = "_id=?"; final String[] selectionArgs = new String[]{split[1]}; return getDataColumn(context, contentUri, selection, selectionArgs); } } // Media else if ("content".equalsIgnoreCase(uri.getScheme())) { return getDataColumn(context, uri, null, null); } // File else if ("file".equalsIgnoreCase(uri.getScheme())) { return uri.getPath(); } return null; }*/ /** * @method isMediaDocument * @description: 判断是否为媒体文件 * @date: 2024/1/3 19:23 * @author: WuShuxian * @param: uri * @return: */ /**public boolean isMediaDocument(Uri uri) { return "com.android.providers.media.documents".equals(uri.getAuthority()); } /** * @method getDataColumn * @description: 获取数据列_获取此 Uri 的数据列的值。这对MediaStore Uris 和其他基于文件的 ContentProvider。 * @date: 2024/1/3 19:23 * @author: WuShuxian * @param: * @return: */ /**public String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) { Cursor cursor = null; final String column = "_data"; final String[] projection = {column}; try { cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null); if (cursor != null && cursor.moveToFirst()) { final int column_index = cursor.getColumnIndexOrThrow(column); return cursor.getString(column_index); } } finally { if (cursor != null) cursor.close(); } return null; } /** * @method checkStoragePermissions * @description: 用于动态申请权限 * @date: 2024/1/6 8:58 * @author: WuShuxian * @param: activity * @return: void */ /**public static void checkStoragePermissions(Activity activity){ try{ //监测是否有写/读的权限 int permission= ActivityCompat.checkSelfPermission(activity, "android.permission.WRITE_EXTERNAL_STORAGE"); int permission1= ActivityCompat.checkSelfPermission(activity, "android.permission.READ_EXTERNAL_STORAGE"); if(permission != PackageManager.PERMISSION_GRANTED){ //没有写的权限，去申请写的权限，或弹出对话框 ActivityCompat.requestPermissions(activity, PERMISSIONS_STORAGE,REQUEST_EXTERNAL_STORAGE); } if(permission1 != PackageManager.PERMISSION_GRANTED){ //没有读的权限，去申请读的权限，或弹出对话框 ActivityCompat.requestPermissions(activity, PERMISSIONS_STORAGE,REQUEST_EXTERNAL_STORAGE); } }catch (Exception e){ e.printStackTrace(); } } /** * @method textToSpeach * @description: 朗读功能 * @date: 2024/1/16 20:21 * @author: WuShuxian */ /**private void textToSpeach(){ mTTS.speak(mNoteEditor.getText().toString(),TextToSpeech.QUEUE_FLUSH,null); }*/ }