package com.yunpai.tms.application;import android.app.Activity;import android.app.ActivityManager;import android.content.Context;import com.yunpai.tms.R;import com.yunpai.tms.activity.LoginActivity;import com.yunpai.tms.activity.MainActivity;import java.util.Stack;public class AppStackManager {    // Activity栈    private static Stack
     
       activityStack;    // 单例模式    private static AppStackManager instance;    /**     * 单一实例     */    public static AppStackManager getInstance() {        if (instance == null) {            instance = new AppStackManager();        }        return instance;    }    /**     * 添加Activity到堆栈     */    public void addActivity(Activity activity) {        if (activityStack == null) {            activityStack = new Stack
      
       ();        }        if (!activityStack.contains(activity))        activityStack.add(activity);    }    /**     * 获取当前Activity（堆栈中最后一个压入的）     */    public Activity currentActivity() {        Activity activity = activityStack.lastElement();        return activity;    }    /**     * 结束当前Activity（堆栈中最后一个压入的）     */    public void finishActivity() {        Activity activity = activityStack.lastElement();        finishActivity(activity);    }    /**     * 结束指定的Activity     */    public void finishActivity(Activity activity) {        if (activity != null) {            activityStack.remove(activity);            activity.finish();            activity.overridePendingTransition(R.anim.push_right_out, R.anim.push_right_out);        }    }    /**     * 结束指定类名的Activity     */    public void finishActivity(Class
        cls) {        for (Activity activity : activityStack) {            if (activity.getClass().equals(cls)) {                finishActivity(activity);            }        }    }    /**     * 弹出栈顶     */    public void finishAfterActivity(Class
        cls) {        for (int i = activityStack.size() - 1; i > 0; i--) {            if (null != activityStack.get(i)) {                if (activityStack.get(i).getClass().equals(cls))                    break;                activityStack.get(i).finish();            }        }    }    /**     * 结束所有Activity     */    public void finishAllActivity() {        for (int i = 0; i < activityStack.size(); i++) {            if (null != activityStack.get(i)) {                activityStack.get(i).finish();            }        }        activityStack.clear();       // System.exit(0);    }    /**     * 重新登录Activity     */    public void LoginActivity() {        for (int i = 0; i < activityStack.size(); i++) {            if (null != activityStack.get(i) && !activityStack.get(i).getClass().getName().equals(LoginActivity.class.getName())) {                activityStack.get(i).finish();            }        }    }    /**     * 到首页     */    public void goToMainActivity() {        for (int i = 0; i < activityStack.size(); i++) {            if (null != activityStack.get(i) && !activityStack.get(i).getClass().getName().equals(MainActivity.class.getName())) {                activityStack.get(i).finish();            }        }    }    /**     * 退出应用程序     */    public void AppExit(Context context) {        try {            finishAllActivity();            ActivityManager activityMgr = (ActivityManager) context                    .getSystemService(Context.ACTIVITY_SERVICE);            activityMgr.killBackgroundProcesses(context.getPackageName());            System.exit(0);        } catch (Exception e) {        }    }}
      
     

使用方法:

@Override protected void onStart() {
      super.onStart();     AppStackManager.getInstance().addActivity(this);//加入栈 }

@Override protected void onDestroy() {
      AppStackManager.getInstance().finishActivity(this);     super.onDestroy(); }