You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
git-test/src/net/micode/notes/ui/NoteEditActivity.java

1127 lines
42 KiB

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

/*
* 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.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.EditText;
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;
/**
* NoteEditActivity - 便签编辑活动
* <p>
* 该类负责处理便签的创建、编辑、保存等核心功能,支持普通文本模式和 checklist 模式
* 实现了背景色切换、字体大小调整、提醒设置、分享等功能
* </p>
*
* @author MiCode Open Source Community
* @version 1.0
*/
public class NoteEditActivity extends Activity implements OnClickListener,
NoteSettingChangedListener, OnTextViewChangeListener {
/**
* HeadViewHolder - 便签头部视图持有者
* <p>
* 用于缓存便签头部的UI组件提高性能
* </p>
*/
private class HeadViewHolder {
public TextView tvModified; // 修改时间显示
public ImageView ivAlertIcon; // 提醒图标
public TextView tvAlertDate; // 提醒日期显示
public ImageView ibSetBgColor; // 设置背景色按钮
}
/**
* 背景选择按钮映射 - 将UI按钮ID映射到颜色常量
*/
private static final Map<Integer, Integer> sBgSelectorBtnsMap = new HashMap<Integer, Integer>();
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);
}
/**
* 背景选择状态映射 - 将颜色常量映射到选中状态图标ID
*/
private static final Map<Integer, Integer> sBgSelectorSelectionMap = new HashMap<Integer, Integer>();
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);
}
/**
* 字体大小按钮映射 - 将UI按钮ID映射到字体大小常量
*/
private static final Map<Integer, Integer> sFontSizeBtnsMap = new HashMap<Integer, Integer>();
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);
}
/**
* 字体大小选择状态映射 - 将字体大小常量映射到选中状态图标ID
*/
private static final Map<Integer, Integer> sFontSelectorSelectionMap = new HashMap<Integer, Integer>();
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"; // 日志标签
private HeadViewHolder mNoteHeaderHolder; // 头部视图持有者
private View mHeadViewPanel; // 头部视图面板
private View mNoteBgColorSelector; // 背景颜色选择器
private View mFontSizeSelector; // 字体大小选择器
private EditText mNoteEditor; // 便签编辑器
private View mNoteEditorPanel; // 编辑器面板
private WorkingNote mWorkingNote; // 当前工作便签
private SharedPreferences mSharedPrefs; // 共享偏好设置
private int mFontSizeId; // 当前字体大小ID
private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; // 字体大小偏好键
private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; // 快捷方式标题最大长度
public static final String TAG_CHECKED = String.valueOf('\u221A'); // 已勾选标记
public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); // 未勾选标记
private LinearLayout mEditTextList; // 编辑列表用于checklist模式
private String mUserQuery; // 用户查询(用于搜索高亮)
private Pattern mPattern; // 搜索模式(用于搜索高亮)
/**
* 初始化活动 onCreate 方法
* <p>
* 当活动创建时调用,设置布局并初始化活动状态
* </p>
*
* @param savedInstanceState 保存的实例状态,用于恢复活动
*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.setContentView(R.layout.note_edit);
// 如果没有保存的实例状态且初始化失败,则结束活动
if (savedInstanceState == null && !initActivityState(getIntent())) {
finish();
return;
}
// 初始化资源
initResources();
}
/**
* 恢复活动状态 onRestoreInstanceState 方法
* <p>
* 当活动因内存不足被杀死后重新加载时,恢复之前的状态
* </p>
*
* @param savedInstanceState 保存的实例状态
*/
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
// 如果保存了实例状态且包含UID则恢复活动
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");
}
}
/**
* 初始化活动状态
* <p>
* 根据传入的意图初始化便签编辑活动,处理查看、创建、编辑便签的情况
* </p>
*
* @param intent 传入的意图,包含操作类型和数据
* @return 初始化是否成功
*/
private boolean initActivityState(Intent intent) {
mWorkingNote = null;
// 处理查看便签操作
if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) {
long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0);
mUserQuery = "";
// 从搜索结果启动
if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) {
noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY));
mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY);
}
// 检查便签是否存在
if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) {
Intent jump = new Intent(this, NotesListActivity.class);
startActivity(jump);
showToast(R.string.error_note_not_exist);
finish();
return false;
} else {
// 加载便签
mWorkingNote = WorkingNote.load(this, noteId);
if (mWorkingNote == null) {
Log.e(TAG, "load note failed with note id" + noteId);
finish();
return false;
}
}
// 设置软键盘模式为隐藏状态
getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN
| WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
}
// 处理创建或编辑便签操作
else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) {
// 获取参数
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));
// 处理通话记录便签
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;
// 检查是否已存在相同的通话记录便签
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 {
// 创建新的通话记录便签
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId,
widgetType, bgResId);
mWorkingNote.convertToCallNote(phoneNumber, callDate);
}
} else {
// 创建普通新便签
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType,
bgResId);
}
// 设置软键盘模式为可见状态
getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE
| WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
}
// 不支持的操作类型
else {
Log.e(TAG, "Intent not specified action, should not support");
finish();
return false;
}
// 设置设置状态变化监听器
mWorkingNote.setOnSettingStatusChangedListener(this);
return true;
}
/**
* 活动恢复 onResume 方法
* <p>
* 当活动恢复到前台时调用,初始化便签屏幕
* </p>
*/
@Override
protected void onResume() {
super.onResume();
initNoteScreen();
}
/**
* 初始化便签屏幕
* <p>
* 根据当前便签状态初始化UI包括字体大小、背景颜色、内容显示等
* </p>
*/
private void initNoteScreen() {
// 设置编辑器字体大小
mNoteEditor.setTextAppearance(this, TextAppearanceResources
.getTexAppearanceResource(mFontSizeId));
// 根据便签模式显示内容
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
// 切换到列表模式
switchToListMode(mWorkingNote.getContent());
} else {
// 普通文本模式,显示高亮搜索结果
mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
// 将光标定位到文本末尾
mNoteEditor.setSelection(mNoteEditor.getText().length());
}
// 隐藏所有背景选择状态
for (Integer id : sBgSelectorSelectionMap.keySet()) {
findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE);
}
// 设置头部和编辑器背景
mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());
mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());
// 设置修改时间
mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this,
mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE
| DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME
| DateUtils.FORMAT_SHOW_YEAR));
// 显示提醒头部
showAlertHeader();
}
/**
* 显示提醒头部
* <p>
* 根据便签是否有提醒以及提醒是否过期,显示相应的提醒信息
* </p>
*/
private void showAlertHeader() {
if (mWorkingNote.hasClockAlert()) {
long time = System.currentTimeMillis();
if (time > mWorkingNote.getAlertDate()) {
// 提醒已过期
mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired);
} else {
// 显示相对时间
mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString(
mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS));
}
// 显示提醒图标和日期
mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE);
mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE);
} else {
// 隐藏提醒图标和日期
mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE);
mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE);
};
}
/**
* 处理新意图 onNewIntent 方法
* <p>
* 当活动已经存在且收到新意图时调用,重新初始化活动状态
* </p>
*
* @param intent 新的意图
*/
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
initActivityState(intent);
}
/**
* 保存实例状态 onSaveInstanceState 方法
* <p>
* 当活动即将被销毁时调用,保存当前便签状态
* </p>
*
* @param outState 用于保存状态的Bundle对象
*/
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
// 对于新便签先保存生成ID
if (!mWorkingNote.existInDatabase()) {
saveNote();
}
// 保存便签ID
outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId());
Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState");
}
/**
* 分发触摸事件
* <p>
* 处理屏幕触摸事件,点击外部区域关闭背景选择器和字体大小选择器
* </p>
*
* @param ev 触摸事件对象
* @return 是否消耗了该事件
*/
@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
// 点击背景选择器外部,关闭背景选择器
if (mNoteBgColorSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mNoteBgColorSelector, ev)) {
mNoteBgColorSelector.setVisibility(View.GONE);
return true;
}
// 点击字体大小选择器外部,关闭字体大小选择器
if (mFontSizeSelector.getVisibility() == View.VISIBLE
&& !inRangeOfView(mFontSizeSelector, ev)) {
mFontSizeSelector.setVisibility(View.GONE);
return true;
}
// 其他情况交给父类处理
return super.dispatchTouchEvent(ev);
}
/**
* 检查触摸事件是否在指定视图范围内
*
* @param view 要检查的视图
* @param ev 触摸事件对象
* @return 是否在视图范围内
*/
private boolean inRangeOfView(View view, MotionEvent ev) {
int []location = new int[2];
view.getLocationOnScreen(location);
int x = location[0];
int y = location[1];
// 检查触摸坐标是否在视图范围内
if (ev.getX() < x
|| ev.getX() > (x + view.getWidth())
|| ev.getY() < y
|| ev.getY() > (y + view.getHeight())) {
return false;
}
return true;
}
/**
* 初始化资源
* <p>
* 初始化UI组件设置点击事件监听器
* </p>
*/
private void initResources() {
// 初始化头部视图
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.ibSetBgColor.setOnClickListener(this);
// 初始化编辑器
mNoteEditor = (EditText) findViewById(R.id.note_edit_view);
mNoteEditorPanel = findViewById(R.id.sv_note_edit);
// 初始化背景颜色选择器
mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector);
for (int id : sBgSelectorBtnsMap.keySet()) {
ImageView iv = (ImageView) findViewById(id);
iv.setOnClickListener(this);
}
// 初始化字体大小选择器
mFontSizeSelector = findViewById(R.id.font_size_selector);
for (int id : sFontSizeBtnsMap.keySet()) {
View view = findViewById(id);
view.setOnClickListener(this);
};
// 初始化共享偏好设置和字体大小
mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE);
// 修复字体大小ID可能超出范围的问题
if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) {
mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE;
}
// 初始化编辑列表
mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list);
}
/**
* 活动暂停 onPause 方法
* <p>
* 当活动进入后台时调用,保存便签并清除设置状态
* </p>
*/
@Override
protected void onPause() {
super.onPause();
if(saveNote()) {
Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length());
}
clearSettingState();
}
/**
* 更新小部件
* <p>
* 当便签更新时,更新对应的桌面小部件
* </p>
*/
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);
}
/**
* 点击事件处理
* <p>
* 处理UI组件的点击事件包括设置背景色、选择背景色、选择字体大小
* </p>
*
* @param v 被点击的视图
*/
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.setTextAppearance(this,
TextAppearanceResources.getTexAppearanceResource(mFontSizeId));
}
mFontSizeSelector.setVisibility(View.GONE);
}
}
/**
* 返回键处理 onBackPressed 方法
* <p>
* 当用户点击返回键时调用,先尝试清除设置状态,否则保存便签并返回
* </p>
*/
@Override
public void onBackPressed() {
if(clearSettingState()) {
return;
}
saveNote();
super.onBackPressed();
}
/**
* 清除设置状态
* <p>
* 关闭背景选择器和字体大小选择器
* </p>
*
* @return 是否清除了设置状态
*/
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;
}
/**
* 背景颜色变化监听器
* <p>
* 当背景颜色变化时调用更新UI显示
* </p>
*/
public void onBackgroundColorChanged() {
findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
View.VISIBLE);
mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId());
mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId());
}
/**
* 准备选项菜单
* <p>
* 在显示菜单前调用,根据当前便签状态调整菜单项
* </p>
*
* @param menu 菜单对象
* @return 是否显示菜单
*/
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
if (isFinishing()) {
return true;
}
// 清除设置状态
clearSettingState();
// 根据便签类型加载不同菜单
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);
}
// 根据便签模式调整列表模式菜单项标题
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);
}
// 根据是否有提醒调整提醒相关菜单项可见性
if (mWorkingNote.hasClockAlert()) {
menu.findItem(R.id.menu_alert).setVisible(false);
} else {
menu.findItem(R.id.menu_delete_remind).setVisible(false);
}
return true;
}
/**
* 选项菜单点击处理
* <p>
* 处理菜单选项的点击事件,包括新建便签、删除、字体大小、列表模式、分享等
* </p>
*
* @param item 被点击的菜单项
* @return 是否处理了该事件
*/
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_new_note:
createNewNote();
break;
case R.id.menu_delete:
// 显示删除确认对话框
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();
break;
case R.id.menu_font_size:
// 显示字体大小选择器
mFontSizeSelector.setVisibility(View.VISIBLE);
findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE);
break;
case R.id.menu_list_mode:
// 切换便签模式
mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ?
TextNote.MODE_CHECK_LIST : 0);
break;
case R.id.menu_share:
// 分享便签
getWorkingText();
sendTo(this, mWorkingNote.getContent());
break;
case R.id.menu_send_to_desktop:
// 发送到桌面
sendToDesktop();
break;
case R.id.menu_alert:
// 设置提醒
setReminder();
break;
case R.id.menu_delete_remind:
// 删除提醒
mWorkingNote.setAlertDate(0, false);
break;
default:
break;
}
return true;
}
/**
* 设置提醒
* <p>
* 显示日期时间选择对话框,设置便签提醒
* </p>
*/
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);
}
});
d.show();
}
/**
* 分享便签
* <p>
* 将便签内容分享给支持ACTION_SEND和text/plain类型的应用
* </p>
*
* @param context 上下文对象
* @param info 要分享的内容
*/
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);
}
/**
* 创建新便签
* <p>
* 保存当前便签,然后启动新的编辑活动
* </p>
*/
private void createNewNote() {
// 首先保存当前编辑的便签
saveNote();
// 安全起见启动新的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);
}
/**
* 删除当前便签
* <p>
* 根据是否同步模式,直接删除或移到回收站
* </p>
*/
private void deleteCurrentNote() {
if (mWorkingNote.existInDatabase()) {
HashSet<Long> ids = new HashSet<Long>();
long id = mWorkingNote.getNoteId();
if (id != Notes.ID_ROOT_FOLDER) {
ids.add(id);
} else {
Log.d(TAG, "Wrong note id, should not happen");
}
// 根据同步模式处理删除
if (!isSyncMode()) {
// 非同步模式,直接删除
if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) {
Log.e(TAG, "Delete Note error");
}
} else {
// 同步模式,移到回收站
if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) {
Log.e(TAG, "Move notes to trash folder error, should not happens");
}
}
}
// 标记为已删除
mWorkingNote.markDeleted(true);
}
/**
* 检查是否为同步模式
* <p>
* 判断当前是否已配置同步账号
* </p>
*
* @return 是否为同步模式
*/
private boolean isSyncMode() {
return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0;
}
/**
* 提醒时间变化监听器
* <p>
* 当提醒时间变化时调用,设置或取消系统闹钟
* </p>
*
* @param date 提醒日期时间
* @param set 是否设置提醒
*/
public void onClockAlertChanged(long date, boolean set) {
// 先保存便签确保有Note ID
if (!mWorkingNote.existInDatabase()) {
saveNote();
}
if (mWorkingNote.getNoteId() > 0) {
// 创建闹钟意图
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));
// 更新提醒头部
showAlertHeader();
// 设置或取消闹钟
if(!set) {
alarmManager.cancel(pendingIntent);
} else {
alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent);
}
} else {
// 便签为空,无法设置提醒
Log.e(TAG, "Clock alert setting error");
showToast(R.string.error_note_empty_for_clock);
}
}
/**
* 小部件变化监听器
* <p>
* 当便签关联的小部件变化时调用,更新小部件
* </p>
*/
public void onWidgetChanged() {
updateWidget();
}
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);
}
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);
}
}
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);
}
private Spannable 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;
}
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;
}
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);
}
}
public void onCheckListModeChanged(int oldMode, int newMode) {
if (newMode == TextNote.MODE_CHECK_LIST) {
switchToListMode(mNoteEditor.getText().toString());
} else {
if (!getWorkingText()) {
mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ",
""));
}
mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
mEditTextList.setVisibility(View.GONE);
mNoteEditor.setVisibility(View.VISIBLE);
}
}
private boolean getWorkingText() {
boolean hasChecked = false;
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
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())) {
if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) {
sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n");
hasChecked = true;
} else {
sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n");
}
}
}
mWorkingNote.setWorkingText(sb.toString());
} else {
mWorkingNote.setWorkingText(mNoteEditor.getText().toString());
}
return hasChecked;
}
private boolean saveNote() {
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() {
/**
* 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);
}
}
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();
}
}