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java/net/micode/notes/widget/NoteWidgetProvider.java

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duan
dxj 2 months ago
parent a4f37ebbaf
commit 1117cdc99a
1 changed files with 36 additions and 31 deletions
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67
java/net/micode/notes/widget/NoteWidgetProvider.java
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@ -5,7 +5,7 @@
* 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
* <url id="d0s4va13om1vt58e9vr0" type="url" status="parsed" title="Apache License, Version 2.0" wc="10467">http://www.apache.org/licenses/LICENSE-2.0</url>
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
@ -15,6 +15,7 @@
*/
package net.micode.notes.widget;
import android.app.PendingIntent;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
@ -33,30 +34,34 @@ import net.micode.notes.ui.NoteEditActivity;
import net.micode.notes.ui.NotesListActivity;
public abstract class NoteWidgetProvider extends AppWidgetProvider {
public static final String [] PROJECTION = new String [] {
NoteColumns.ID,
NoteColumns.BG_COLOR_ID,
NoteColumns.SNIPPET
// 定义查询投影，指定要查询的列
public static final String[] PROJECTION = new String[] {
NoteColumns.ID, // 笔记 ID
NoteColumns.BG_COLOR_ID, // 背景颜色 ID
NoteColumns.SNIPPET // 摘要
};
public static final int COLUMN_ID = 0;
public static final int COLUMN_BG_COLOR_ID = 1;
public static final int COLUMN_SNIPPET = 2;
// 定义各列在查询结果中的索引
public static final int COLUMN_ID = 0;
public static final int COLUMN_BG_COLOR_ID = 1;
public static final int COLUMN_SNIPPET = 2;
private static final String TAG = "NoteWidgetProvider";
private static final String TAG = "NoteWidgetProvider"; // 日志标签
@Override
public void onDeleted(Context context, int[] appWidgetIds) {
// 当小部件被删除时，更新数据库中的相关记录
ContentValues values = new ContentValues();
values.put(NoteColumns.WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
for (int i = 0; i < appWidgetIds.length; i++) {
context.getContentResolver().update(Notes.CONTENT_NOTE_URI,
values,
NoteColumns.WIDGET_ID + "=?",
new String[] { String.valueOf(appWidgetIds[i])});
new String[] { String.valueOf(appWidgetIds[i]) });
}
}
// 获取与小部件相关的笔记信息
private Cursor getNoteWidgetInfo(Context context, int widgetId) {
return context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
PROJECTION,
@ -65,17 +70,19 @@ public abstract class NoteWidgetProvider extends AppWidgetProvider {
null);
}
// 更新小部件
protected void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
update(context, appWidgetManager, appWidgetIds, false);
}
// 更新小部件，支持隐私模式
private void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds,
boolean privacyMode) {
for (int i = 0; i < appWidgetIds.length; i++) {
if (appWidgetIds[i] != AppWidgetManager.INVALID_APPWIDGET_ID) {
int bgId = ResourceParser.getDefaultBgId(context);
String snippet = "";
Intent intent = new Intent(context, NoteEditActivity.class);
int bgId = ResourceParser.getDefaultBgId(context); // 获取默认背景颜色 ID
String snippet = ""; // 笔记摘要
Intent intent = new Intent(context, NoteEditActivity.class); // 创建编辑笔记的意图
intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
intent.putExtra(Notes.INTENT_EXTRA_WIDGET_ID, appWidgetIds[i]);
intent.putExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, getWidgetType());
@ -87,8 +94,8 @@ public abstract class NoteWidgetProvider extends AppWidgetProvider {
c.close();
return;
}
snippet = c.getString(COLUMN_SNIPPET);
bgId = c.getInt(COLUMN_BG_COLOR_ID);
snippet = c.getString(COLUMN_SNIPPET); // 获取笔记摘要
bgId = c.getInt(COLUMN_BG_COLOR_ID); // 获取背景颜色 ID
intent.putExtra(Intent.EXTRA_UID, c.getLong(COLUMN_ID));
intent.setAction(Intent.ACTION_VIEW);
} else {
@ -100,33 +107,31 @@ public abstract class NoteWidgetProvider extends AppWidgetProvider {
c.close();
}
RemoteViews rv = new RemoteViews(context.getPackageName(), getLayoutId());
rv.setImageViewResource(R.id.widget_bg_image, getBgResourceId(bgId));
intent.putExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, bgId);
/**
* Generate the pending intent to start host for the widget
*/
RemoteViews rv = new RemoteViews(context.getPackageName(), getLayoutId()); // 创建远程视图
rv.setImageViewResource(R.id.widget_bg_image, getBgResourceId(bgId)); // 设置背景颜色资源
// 创建点击事件的待处理意图
PendingIntent pendingIntent = null;
if (privacyMode) {
rv.setTextViewText(R.id.widget_text,
context.getString(R.string.widget_under_visit_mode));
pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], new Intent(
context, NotesListActivity.class), PendingIntent.FLAG_UPDATE_CURRENT);
rv.setTextViewText(R.id.widget_text, context.getString(R.string.widget_under_visit_mode)); // 设置隐私模式下的文本
pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], new Intent(context, NotesListActivity.class), PendingIntent.FLAG_UPDATE_CURRENT);
} else {
rv.setTextViewText(R.id.widget_text, snippet);
pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], intent,
PendingIntent.FLAG_UPDATE_CURRENT);
rv.setTextViewText(R.id.widget_text, snippet); // 设置笔记摘要文本
pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], intent, PendingIntent.FLAG_UPDATE_CURRENT);
}
rv.setOnClickPendingIntent(R.id.widget_text, pendingIntent);
appWidgetManager.updateAppWidget(appWidgetIds[i], rv);
rv.setOnClickPendingIntent(R.id.widget_text, pendingIntent); // 设置点击事件的待处理意图
appWidgetManager.updateAppWidget(appWidgetIds[i], rv); // 更新小部件
}
}
}
// 获取背景颜色资源 ID，由子类实现
protected abstract int getBgResourceId(int bgId);
// 获取布局 ID，由子类实现
protected abstract int getLayoutId();
// 获取小部件类型，由子类实现
protected abstract int getWidgetType();
}
}
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