android.app.ActivityManager#getAppTasks ( )源码实例Demo

下面列出了android.app.ActivityManager#getAppTasks ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： AndroidChromium 文件： IncognitoNotificationService.java

@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private void removeNonVisibleChromeTabbedRecentEntries() {
    Set<Integer> visibleTaskIds = getTaskIdsForVisibleActivities();

    Context context = ContextUtils.getApplicationContext();
    ActivityManager manager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    PackageManager pm = getPackageManager();

    for (AppTask task : manager.getAppTasks()) {
        RecentTaskInfo info = DocumentUtils.getTaskInfoFromTask(task);
        if (info == null) continue;
        String className = DocumentUtils.getTaskClassName(task, pm);

        // It is not easily possible to distinguish between tasks sitting on top of
        // ChromeLauncherActivity, so we treat them all as likely ChromeTabbedActivities and
        // close them to be on the cautious side of things.
        if ((TextUtils.equals(className, ChromeTabbedActivity.class.getName())
                || TextUtils.equals(className, ChromeLauncherActivity.class.getName()))
                && !visibleTaskIds.contains(info.id)) {
            task.finishAndRemoveTask();
        }
    }
}

源代码2 项目： delion 文件： ActivityDelegateImpl.java

@Override
public List<Entry> getTasksFromRecents(boolean isIncognito) {
    Context context = ContextUtils.getApplicationContext();
    ActivityManager activityManager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);

    List<Entry> entries = new ArrayList<Entry>();
    for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
        Intent intent = DocumentUtils.getBaseIntentFromTask(task);
        if (!isValidActivity(isIncognito, intent)) continue;

        int tabId = getTabIdFromIntent(intent);
        if (tabId == Tab.INVALID_TAB_ID) continue;

        String initialUrl = getInitialUrlForDocument(intent);
        entries.add(new Entry(tabId, initialUrl));
    }
    return entries;
}

源代码3 项目： delion 文件： IncognitoNotificationService.java

@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private void removeNonVisibleChromeTabbedRecentEntries() {
    Set<Integer> visibleTaskIds = getTaskIdsForVisibleActivities();

    Context context = ContextUtils.getApplicationContext();
    ActivityManager manager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    PackageManager pm = getPackageManager();

    for (AppTask task : manager.getAppTasks()) {
        RecentTaskInfo info = DocumentUtils.getTaskInfoFromTask(task);
        if (info == null) continue;
        String className = DocumentUtils.getTaskClassName(task, pm);

        // It is not easily possible to distinguish between tasks sitting on top of
        // ChromeLauncherActivity, so we treat them all as likely ChromeTabbedActivities and
        // close them to be on the cautious side of things.
        if ((TextUtils.equals(className, ChromeTabbedActivity.class.getName())
                || TextUtils.equals(className, ChromeLauncherActivity.class.getName()))
                && !visibleTaskIds.contains(info.id)) {
            task.finishAndRemoveTask();
        }
    }
}

源代码4 项目： AndroidChromium 文件： ChromeTabbedActivity.java

@SuppressLint("NewApi")
private boolean isMergedInstanceTaskRunning() {
    if (!FeatureUtilities.isTabModelMergingEnabled() || sMergedInstanceTaskId == 0) {
        return false;
    }

    ActivityManager manager = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
    for (AppTask task : manager.getAppTasks()) {
        RecentTaskInfo info = DocumentUtils.getTaskInfoFromTask(task);
        if (info == null) continue;
        if (info.id == sMergedInstanceTaskId) return true;
    }
    return false;
}

源代码5 项目： AndroidChromium 文件： DocumentTabModelSelector.java

private int getLargestTaskIdFromRecents() {
    int biggestId = Tab.INVALID_TAB_ID;
    Context context = ContextUtils.getApplicationContext();
    ActivityManager activityManager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
        RecentTaskInfo info = DocumentUtils.getTaskInfoFromTask(task);
        if (info == null) continue;
        biggestId = Math.max(biggestId, info.persistentId);
    }
    return biggestId;
}

源代码6 项目： AndroidChromium 文件： ActivityDelegateImpl.java

@Override
public boolean isIncognitoDocumentAccessibleToUser() {
    Context context = ContextUtils.getApplicationContext();
    ActivityManager activityManager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);

    for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
        Intent intent = DocumentUtils.getBaseIntentFromTask(task);
        if (isValidActivity(true, intent)) return true;
    }
    return false;
}

源代码7 项目： SAI 文件： Utils.java

public static void softRestartApp(Context c) {
    ActivityManager activityManager = (ActivityManager) c.getSystemService(Context.ACTIVITY_SERVICE);
    for (ActivityManager.AppTask task : activityManager.getAppTasks())
        task.finishAndRemoveTask();

    Intent intent = c.getPackageManager().getLaunchIntentForPackage(c.getPackageName());
    c.startActivity(intent);
}

源代码8 项目： SAI 文件： Utils.java

public static void hardRestartApp(Context c) {
    ActivityManager activityManager = (ActivityManager) c.getSystemService(Context.ACTIVITY_SERVICE);
    for (ActivityManager.AppTask task : activityManager.getAppTasks())
        task.finishAndRemoveTask();

    Intent intent = c.getPackageManager().getLaunchIntentForPackage(c.getPackageName());
    c.startActivity(intent);
    System.exit(0);
}

源代码9 项目： firefox-echo-show 文件： VisibilityLifeCycleCallback.java

private void finishAndRemoveTaskIfInBackground() {
    if (activitiesInStartedState == 0) {
        final ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
        if (activityManager == null) {
            return;
        }

        for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
            task.finishAndRemoveTask();
        }
    }
}

源代码10 项目： 365browser 文件： ActivityDelegateImpl.java

private ActivityManager.AppTask getTask(boolean isIncognito, int tabId) {
    Context context = ContextUtils.getApplicationContext();
    ActivityManager activityManager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
        Intent intent = DocumentUtils.getBaseIntentFromTask(task);
        int taskId = getTabIdFromIntent(intent);
        if (taskId == tabId && isValidActivity(isIncognito, intent)) return task;
    }
    return null;
}

源代码11 项目： 365browser 文件： ActivityDelegate.java

/**
 * Finishes all DocumentActivities that appear in Android's Recents.
 */
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
public void finishAllDocumentActivities() {
    Context context = ContextUtils.getApplicationContext();
    ActivityManager activityManager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);

    for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
        Intent intent = DocumentUtils.getBaseIntentFromTask(task);
        if (isValidActivity(false, intent) || isValidActivity(true, intent)) {
            task.finishAndRemoveTask();
        }
    }
}

源代码12 项目： focus-android 文件： VisibilityLifeCycleCallback.java

private void finishAndRemoveTaskIfInBackground() {
    if (activitiesInStartedState == 0) {
        final ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
        if (activityManager == null) {
            return;
        }

        for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
            task.finishAndRemoveTask();
        }
    }
}

源代码13 项目： delion 文件： ActivityDelegateImpl.java

private ActivityManager.AppTask getTask(boolean isIncognito, int tabId) {
    Context context = ContextUtils.getApplicationContext();
    ActivityManager activityManager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
        Intent intent = DocumentUtils.getBaseIntentFromTask(task);
        int taskId = getTabIdFromIntent(intent);
        if (taskId == tabId && isValidActivity(isIncognito, intent)) return task;
    }
    return null;
}

源代码14 项目： AndroidChromium 文件： WebappDirectoryManager.java

/** Returns a Set of Intents for all Chrome tasks currently known by the ActivityManager. */
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
protected Set<Intent> getBaseIntentsForAllTasks() {
    Set<Intent> baseIntents = new HashSet<Intent>();

    Context context = ContextUtils.getApplicationContext();
    ActivityManager manager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    for (AppTask task : manager.getAppTasks()) {
        Intent intent = DocumentUtils.getBaseIntentFromTask(task);
        if (intent != null) baseIntents.add(intent);
    }

    return baseIntents;
}

源代码15 项目： delion 文件： DocumentTabModelSelector.java

private int getLargestTaskIdFromRecents() {
    int biggestId = Tab.INVALID_TAB_ID;
    Context context = ContextUtils.getApplicationContext();
    ActivityManager activityManager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
        RecentTaskInfo info = DocumentUtils.getTaskInfoFromTask(task);
        if (info == null) continue;
        biggestId = Math.max(biggestId, info.persistentId);
    }
    return biggestId;
}

源代码16 项目： 365browser 文件： ActivityDelegateImpl.java

@Override
public boolean isIncognitoDocumentAccessibleToUser() {
    Context context = ContextUtils.getApplicationContext();
    ActivityManager activityManager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);

    for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
        Intent intent = DocumentUtils.getBaseIntentFromTask(task);
        if (isValidActivity(true, intent)) return true;
    }
    return false;
}

源代码17 项目： delion 文件： TabWebContentsDelegateAndroid.java

/** If the API allows it, returns whether a Task still exists for the parent Activity. */
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private boolean isParentInAndroidOverview() {
    ActivityManager activityManager = (ActivityManager) mTab.getApplicationContext()
            .getSystemService(Context.ACTIVITY_SERVICE);
    for (ActivityManager.AppTask task : activityManager.getAppTasks()) {
        Intent taskIntent = DocumentUtils.getBaseIntentFromTask(task);
        if (taskIntent != null && taskIntent.filterEquals(mTab.getParentIntent())) {
            return true;
        }
    }
    return false;
}

源代码18 项目： delion 文件： WebappDirectoryManager.java

/** Returns a Set of Intents for all Chrome tasks currently known by the ActivityManager. */
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
protected Set<Intent> getBaseIntentsForAllTasks() {
    Set<Intent> baseIntents = new HashSet<Intent>();

    Context context = ContextUtils.getApplicationContext();
    ActivityManager manager =
            (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    for (AppTask task : manager.getAppTasks()) {
        Intent intent = DocumentUtils.getBaseIntentFromTask(task);
        if (intent != null) baseIntents.add(intent);
    }

    return baseIntents;
}

源代码19 项目： user-interface-samples 文件： DocumentCentricAppsInstrumentationTest.java

private List<ActivityManager.AppTask> getRecentAppTasks() {
    ActivityManager activityManager = (ActivityManager) getInstrumentation().getTargetContext()
            .getSystemService(Context.ACTIVITY_SERVICE);
    List<ActivityManager.AppTask> appTasks = activityManager.getAppTasks();
    return appTasks;
}

源代码20 项目： QPM 文件： ApplicationUtils.java

/**
 * 通过ActivityManager拿到栈顶Activity的ClassName，然后跟列表中的Activity比对，获取栈顶Activity。
 * 注意：这种方式有个很严重的缺陷，如果某个Activity在栈里多次出现将导致判断错误，这时候将返回null。
 * 可靠性相对一般，不会返回错误结果。
 *
 * @param application application
 * @param activities  所有的Activity列表
 * @return 栈顶Activity，获取不到的时候将返回null，不会返回错误结果。
 * @throws ReflectUtils.ReflectException 可能会发生异常，强制要求处理异常情况。
 */
public static Activity getTopActivityByActivityManager(Context application
        , List<Activity> activities) throws ReflectUtils.ReflectException {
    ActivityManager activityManager = (ActivityManager) application
            .getSystemService(Context.ACTIVITY_SERVICE);
    String topActivity = null;
    String packageName = application.getPackageName();
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
        List<ActivityManager.AppTask> appTasks = activityManager.getAppTasks();
        for (int i = 0, size = appTasks.size(); i < size; i++) {
            ActivityManager.RecentTaskInfo taskInfo = appTasks.get(size - 1 - i).getTaskInfo();
            if (packageName.equals(taskInfo.baseActivity.getPackageName())) {
                topActivity = taskInfo.topActivity.getClassName();
            }
        }
    }
    if (TextUtils.isEmpty(topActivity)) {
        Log.i(TAG, "尝试通过getTopActivityByActivityManager获取Activity失败");
        return null;
    }

    boolean check = false;
    Activity result = null;
    if (activities != null) {
        for (Activity activity : activities) {
            if (topActivity.equals(activity.getClass().getName())) {
                if (check) {
                    // 出现重复Activity，返回null
                    Log.i(TAG, "尝试通过getTopActivityByActivityManager获取Activity失败");
                    return null;
                }
                check = true;
                result = activity;
            }
        }
    }
    if (result == null) {
        Log.w(TAG, "尝试通过getTopActivityByActivityManager获取Activity失败");
    } else {
        Log.i(TAG, "尝试通过getTopActivityByActivityManager获取Activity成功");
    }
    return result;
}