Examples with WeakReference java.lang.ref.WeakReference used on opensource projects

Example 71 with WeakReference

use of java.lang.ref.WeakReference in project AndroidChromium by JackyAndroid.

the class IncognitoNotificationService method getTaskIdsForVisibleActivities.

private Set<Integer> getTaskIdsForVisibleActivities() {
    List<WeakReference<Activity>> runningActivities = ApplicationStatus.getRunningActivities();
    Set<Integer> visibleTaskIds = new HashSet<>();
    for (int i = 0; i < runningActivities.size(); i++) {
        Activity activity = runningActivities.get(i).get();
        if (activity == null)
            continue;
        int activityState = ApplicationStatus.getStateForActivity(activity);
        if (activityState != ActivityState.STOPPED && activityState != ActivityState.DESTROYED) {
            visibleTaskIds.add(activity.getTaskId());
        }
    }
    return visibleTaskIds;
}

Example 72 with WeakReference

use of java.lang.ref.WeakReference in project AndroidChromium by JackyAndroid.

the class IncognitoNotificationService method focusChromeIfNecessary.

private void focusChromeIfNecessary() {
    Set<Integer> visibleTaskIds = getTaskIdsForVisibleActivities();
    int tabbedTaskId = -1;
    List<WeakReference<Activity>> runningActivities = ApplicationStatus.getRunningActivities();
    for (int i = 0; i < runningActivities.size(); i++) {
        Activity activity = runningActivities.get(i).get();
        if (activity == null)
            continue;
        if (activity instanceof ChromeTabbedActivity) {
            tabbedTaskId = activity.getTaskId();
            break;
        }
    }
    // snapshot that would need to be regenerated.
    if (visibleTaskIds.contains(tabbedTaskId))
        return;
    Context context = ContextUtils.getApplicationContext();
    Intent startIntent = new Intent(Intent.ACTION_MAIN);
    startIntent.setPackage(context.getPackageName());
    startIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    context.startActivity(startIntent);
}

Example 73 with WeakReference

use of java.lang.ref.WeakReference in project AndroidChromium by JackyAndroid.

the class Tab method createBringTabToFrontIntent.

/**
     * @return Intent that tells Chrome to bring an Activity for a particular Tab back to the
     *         foreground, or null if this isn't possible.
     */
@Nullable
public static Intent createBringTabToFrontIntent(int tabId) {
    // Iterate through all {@link CustomTab}s and check whether the given tabId belongs to a
    // {@link CustomTab}. If so, return null as the client app's task cannot be foregrounded.
    List<WeakReference<Activity>> list = ApplicationStatus.getRunningActivities();
    for (WeakReference<Activity> ref : list) {
        Activity activity = ref.get();
        if (activity instanceof CustomTabActivity && ((CustomTabActivity) activity).getActivityTab() != null && tabId == ((CustomTabActivity) activity).getActivityTab().getId()) {
            return null;
        }
    }
    String packageName = ContextUtils.getApplicationContext().getPackageName();
    Intent intent = new Intent(Intent.ACTION_MAIN);
    intent.putExtra(Browser.EXTRA_APPLICATION_ID, packageName);
    intent.putExtra(TabOpenType.BRING_TAB_TO_FRONT.name(), tabId);
    intent.setPackage(packageName);
    return intent;
}

Example 74 with WeakReference

use of java.lang.ref.WeakReference in project AndroidChromium by JackyAndroid.

the class DocumentTabModelImpl method getTabAt.

@Override
public Tab getTabAt(int index) {
    if (index < 0 || index >= getCount())
        return null;
    // Return a live tab if the corresponding DocumentActivity is currently alive.
    int tabId = mTabIdList.get(index);
    List<WeakReference<Activity>> activities = ApplicationStatus.getRunningActivities();
    for (WeakReference<Activity> activityRef : activities) {
        Activity activity = activityRef.get();
        if (!(activity instanceof DocumentActivity) || !mActivityDelegate.isValidActivity(isIncognito(), activity.getIntent())) {
            continue;
        }
        Tab tab = ((DocumentActivity) activity).getActivityTab();
        int documentId = tab == null ? Tab.INVALID_TAB_ID : tab.getId();
        if (documentId == tabId)
            return tab;
    }
    // Try to create a Tab that will hold the Tab's info.
    Entry entry = mEntryMap.get(tabId);
    assert entry != null;
    // If a tab has already been initialized, use that.
    if (entry.placeholderTab != null && entry.placeholderTab.isInitialized()) {
        return entry.placeholderTab;
    }
    // Create a frozen Tab if we are capable, or if the previous Tab is just a placeholder.
    if (entry.getTabState() != null && isNativeInitialized() && (entry.placeholderTab == null || !entry.placeholderTab.isInitialized())) {
        entry.placeholderTab = getTabCreator(isIncognito()).createFrozenTab(entry.getTabState(), entry.tabId, TabModel.INVALID_TAB_INDEX);
        entry.placeholderTab.initializeNative();
    }
    // Create a placeholder Tab that just has the ID.
    if (entry.placeholderTab == null) {
        entry.placeholderTab = new Tab(tabId, isIncognito(), null);
    }
    return entry.placeholderTab;
}

Example 75 with WeakReference

use of java.lang.ref.WeakReference in project ACS by ACS-Community.

the class MoveUpActionCopiedFromNetbeans method enable.

/* Manages enable - disable logic of this action */
protected boolean enable(Node[] activatedNodes) {
    initErr();
    if (err != null) {
        err.log(ErrorManager.UNKNOWN, "enable; activatedNodes=" + (activatedNodes == null ? null : Arrays.asList(activatedNodes)));
    }
    // remove old listener, if any
    Index idx = getCurIndexCookie();
    if (idx != null) {
        idx.removeChangeListener((ChangeListener) getProperty(PROP_ORDER_LISTENER));
    }
    Index cookie = getIndexCookie(activatedNodes);
    if (err != null) {
        err.log(ErrorManager.UNKNOWN, "enable; cookie=" + cookie);
    }
    if (cookie == null)
        return false;
    // now start listening to reordering changes
    cookie.addChangeListener((OrderingListener) getProperty(PROP_ORDER_LISTENER));
    curIndexCookie = new WeakReference(cookie);
    int index = cookie.indexOf(activatedNodes[0]);
    if (err != null) {
        err.log(ErrorManager.UNKNOWN, "enable; index=" + index);
        if (index == -1) {
            Node parent = activatedNodes[0].getParentNode();
            err.log(ErrorManager.UNKNOWN, "enable; parent=" + parent + "; parent.children=" + Arrays.asList(parent.getChildren().getNodes()));
        }
    }
    return index > 0;
}