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  • 给桌面添加Gallery快捷图库

    添加桌面快捷图库:

    在目录android4.0\packages\apps\Launcher2\res\xml的default_workspace.xml的文件中做如下布局:

        <appwidget
            launcher:packageName="com.android.gallery3d"
            launcher:className="com.android.gallery3d.gadget.PhotoAppWidgetProvider"
            launcher:screen="3"     //第几屏幕
            launcher:x="0"                //x坐标
           launcher:y="0"                //y坐标
           launcher:spanX="4"       //宽度
          launcher:spanY="3" />  //长度

    然后在文件Gallery2\src\com\android\gallery3d\gadget\PhotoAppWidgetProvider.java中添加如下代码

       public void onUpdate(Context context,
                AppWidgetManager appWidgetManager, int[] appWidgetIds) {
            WidgetDatabaseHelper helper = new WidgetDatabaseHelper(context);
            try {
                for (int id : appWidgetIds) {
                    Entry entry = helper.getEntry(id);
                    if (entry != null) {
                        RemoteViews views = buildWidget(context, id, entry);
                        appWidgetManager.updateAppWidget(id, views);
                    } else {
               //xbshi>>>>>>>>>
             
    {
              //  WidgetDatabaseHelper helper = new WidgetDatabaseHelper(this);
                    helper.setWidget(id, WidgetDatabaseHelper.TYPE_SHUFFLE, null);
                    RemoteViews views = buildWidget(context, id, helper.getEntry(id));
                         appWidgetManager.updateAppWidget(id, views);
     }
    //xbshi<<<<<<<<<<<<
                        Log.e(TAG, "#################cannot load widget: " + id);
                    }
                }
            } finally {
                helper.close();
            }
            super.onUpdate(context, appWidgetManager, appWidgetIds);
        }

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  • 原文地址:https://www.cnblogs.com/liulaolaiu/p/11744703.html
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