/**
* @param context
* @param pkName
* 包名
* @param activityName
* activity全路径
*/
public static void startOtherApp(Context context, String pkName,
String activityName) {
Intent mIntent = new Intent();
mIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
ComponentName comp = new ComponentName(pkName, activityName);
mIntent.setComponent(comp);
mIntent.setAction("android.intent.action.VIEW");
context.startActivity(mIntent);
}