分享一個activity管理的工具類
阿新 • • 發佈:2021-01-21
技術標籤:andorid
之前用來的,現在已經忘記了,但是感覺應該還有些幫助,來吧大家可以小研究一下。
public class AppManager { private static Stack<Activity> activityStack; private static AppManager instance; private AppManager() { } /** * 單一例項 */ public static AppManager getAppManager() { if (instance == null) { instance = new AppManager(); } return instance; } /** * 新增Activity到堆疊 */ public void addActivity(Activity activity) { if (activityStack == null) { activityStack = new Stack<Activity>(); } activityStack.add(activity); } /** * 獲取當前Activity(堆疊中最後一個壓入的) */ public Activity currentActivity() { Activity activity = activityStack.lastElement(); return activity; } /** * 結束當前Activity(堆疊中最後一個壓入的) */ 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() { if(activityStack!=null){ for (int i = 0, size = activityStack.size(); i < size; i++) { if (null != activityStack.get(i)) { activityStack.get(i).finish(); } } activityStack.clear(); } } /** * 退出應用程式 */ @SuppressWarnings("deprecation") public void AppExit(Context context) { try { finishAllActivity(); ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE); activityManager.restartPackage(context.getPackageName()); System.exit(0); } catch (Exception e) { e.printStackTrace(); } } }
使用直接這麼用即可
AppManager.getAppManager().finishAllActivity();