安卓应用添加桌面快捷方式

Intent addIntent  = new Intent("com.android.launcher.action.INSTALL_SHORTCUT");
String title = getResources().getString(R.string.title_activity_result);
Parcelable icon = Intent.ShortcutIconResource.fromContext(MainActivity.this, R.drawable.qiang_ac);
Intent intent = new Intent(MainActivity.this,MainActivity.class);
    addIntent.putExtra(Intent.EXTRA_SHORTCUT_NAME,title);
    addIntent.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE,icon);
addIntent.putExtra(Intent.EXTRA_SHORTCUT_INTENT
        , intent); 
sendBroadcast(addIntent);