Android App退出應用

Activity管理類

public class AppManager {
    private static Stack<Activity> activityStack;
    private static AppManager instance;

    private AppManager(){}
    /**
     * 單一實例
     */
    public static AppManager getAppManager(){
        if(instance==null){
            instance=new AppManager();
        }
        return instance;
    }
    /**
     * 添加Activity到堆棧 */
    public void addActivity(Activity activity){
        if(activityStack==null){
            activityStack=new Stack<Activity>();
        }
        activityStack.add(activity);
    }
    /**
     * 獲取當前Activity（堆棧中最後一個壓入的）
     */
    public Activity currentActivity(){
        Activity activity=activityStack.lastElement();
        return activity;
    }
    /**
     * 結束當前Activity（堆棧中最後一個壓入的）
     */
    public void finishActivity(){
        Activity activity=activityStack.lastElement();
        finishActivity(activity);
    }
    /**
     * 結束指定的Activity
     */
    public void finishActivity(Activity activity){
        if(activity!=null){
            activityStack.remove(activity);
            activity.finish();
            activity=null;
        }
    }
    /**
     * 結束指定類名的Activity
     */
    public void finishActivity(Class<?> cls){
        for (Activity activity : activityStack) {
            if(activity.getClass().equals(cls) ){
                finishActivity(activity);
            }
        }
    }
    /**
     * 結束所有Activity
     */
    public void finishAllActivity(){
        for (int i = 0, size = activityStack.size(); i < size; i++){
            if (null != activityStack.get(i)){
                activityStack.get(i).finish();
            }
        }
        activityStack.clear();
    }
    /**
     * 退出應用程序
     */
    public void AppExit(Context context) {
        try {
            finishAllActivity();
            ActivityManager activityMgr= (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
            activityMgr.restartPackage(context.getPackageName());
            System.exit(0);
        } catch (Exception e) { }
    }
}

退出程序

public class CommonUtils {
    /**
     * 退出程序
     * @param cont
     */

    public static void Exit(final Context cont) {
        AlertDialog.Builder builder = new AlertDialog.Builder(cont);
        builder.setTitle("確定退出醉猴嗎？");
        builder.setPositiveButton("確定", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
                //退出
                AppManager.getAppManager().AppExit(cont);
            }
        });
        builder.setNegativeButton("再逛逛", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
            }
        });
        builder.show();
    }
}