Add Browser Actions tab model selector and open a tab through it if ChromeTabbedActivity is not ava…

chrome/android/java/src/org/chromium/chrome/browser/browseractions/BrowserActionsContextMenuItemDelegate.java

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.browseractions;
 
 import android.app.Activity;
-import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.app.PendingIntent.CanceledException;
 import android.content.ClipData;
 import android.content.ClipboardManager;
 import android.content.Context;
 import android.content.Intent;
-import android.content.SharedPreferences;
 import android.net.Uri;
 import android.provider.Browser;
 
 import org.chromium.base.ApplicationStatus;
-import org.chromium.base.ContextUtils;
 import org.chromium.base.Log;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ChromeTabbedActivity;
 import org.chromium.chrome.browser.IntentHandler;
+import org.chromium.chrome.browser.browseractions.BrowserActionsTabCreatorManager.BrowserActionsTabCreator;
 import org.chromium.chrome.browser.document.ChromeLauncherActivity;
-import org.chromium.chrome.browser.notifications.ChromeNotificationBuilder;
-import org.chromium.chrome.browser.notifications.NotificationBuilderFactory;
-import org.chromium.chrome.browser.notifications.NotificationConstants;
-import org.chromium.chrome.browser.notifications.NotificationUmaTracker;
-import org.chromium.chrome.browser.notifications.channels.ChannelDefinitions;
 import org.chromium.chrome.browser.share.ShareHelper;
 import org.chromium.chrome.browser.share.ShareParams;
 import org.chromium.chrome.browser.tab.Tab;
 import org.chromium.chrome.browser.tabmodel.TabModel.TabLaunchType;
 import org.chromium.chrome.browser.util.IntentUtils;
 import org.chromium.content_public.browser.LoadUrlParams;
 import org.chromium.content_public.common.Referrer;
 import org.chromium.ui.widget.Toast;
 
 import java.lang.ref.WeakReference;
 
 /**
  * A delegate responsible for taking actions based on browser action context menu selections.
  */
 public class BrowserActionsContextMenuItemDelegate {
     private static final String TAG = "BrowserActionsItem";
-    /**
-     * Action to request open ChromeTabbedActivity in tab switcher mode.
-     */
-    public static final String ACTION_BROWSER_ACTIONS_OPEN_IN_BACKGROUND =
-            "org.chromium.chrome.browser.browseractions.browser_action_open_in_background";
 
-    public static final String PREF_HAS_BROWSER_ACTIONS_NOTIFICATION =
-            "org.chromium.chrome.browser.browseractions.HAS_BROWSER_ACTIONS_NOTIFICATION";
-
-    /**
-     * Extra that indicates whether to show a Tab for single url or the tab switcher for
-     * multiple urls.
-     */
-    public static final String EXTRA_IS_SINGLE_URL =
-            "org.chromium.chrome.browser.browseractions.is_single_url";
+    public static final String EXTRA_TAB_ID = "org.chromium.chrome.browser.browseractions.TAB_ID";
 
     private final Activity mActivity;
-    private final NotificationManager mNotificationManager;
-    private final SharedPreferences mSharedPreferences;
     private final String mSourcePackageName;
+    private final BrowserActionsTabCreatorManager mTabCreatorManager;
 
     /**
      * Builds a {@link BrowserActionsContextMenuItemDelegate} instance.
      * @param activity The activity displays the context menu.
      * @param sourcePackageName The package name of the app which requests the Browser Actions.
      */
     public BrowserActionsContextMenuItemDelegate(Activity activity, String sourcePackageName) {
         mActivity = activity;
-        mNotificationManager =
-                (NotificationManager) activity.getSystemService(Context.NOTIFICATION_SERVICE);
-        mSharedPreferences = ContextUtils.getAppSharedPreferences();
         mSourcePackageName = sourcePackageName;
-    }
-
-    private void sendBrowserActionsNotification(int tabId) {
-        ChromeNotificationBuilder builder = createNotificationBuilder(tabId);
-        mNotificationManager.notify(
-                NotificationConstants.NOTIFICATION_ID_BROWSER_ACTIONS, builder.build());
-        mSharedPreferences.edit().putBoolean(PREF_HAS_BROWSER_ACTIONS_NOTIFICATION, true).apply();
-        NotificationUmaTracker.getInstance().onNotificationShown(
-                NotificationUmaTracker.BROWSER_ACTIONS, ChannelDefinitions.CHANNEL_ID_BROWSER);
-    }
-
-    private ChromeNotificationBuilder createNotificationBuilder(int tabId) {
-        ChromeNotificationBuilder builder =
-                NotificationBuilderFactory
-                        .createChromeNotificationBuilder(
-                                true /* preferCompat */, ChannelDefinitions.CHANNEL_ID_BROWSER)
-                        .setSmallIcon(R.drawable.infobar_chrome)
-                        .setLocalOnly(true)
-                        .setAutoCancel(true)
-                        .setContentText(
-                                mActivity.getString(R.string.browser_actions_notification_text));
-        int titleResId = hasBrowserActionsNotification()
-                ? R.string.browser_actions_multi_links_open_notification_title
-                : R.string.browser_actions_single_link_open_notification_title;
-        builder.setContentTitle(mActivity.getString(titleResId));
-        Intent intent = buildNotificationIntent(tabId);
-        PendingIntent notifyPendingIntent =
-                PendingIntent.getActivity(mActivity, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
-        builder.setContentIntent(notifyPendingIntent);
-        return builder;
-    }
-
-    private Intent buildNotificationIntent(int tabId) {
-        boolean multipleUrls = hasBrowserActionsNotification();
-        if (!multipleUrls && tabId != Tab.INVALID_TAB_ID) {
-            return Tab.createBringTabToFrontIntent(tabId);
-        }
-        Intent intent = new Intent(mActivity, ChromeLauncherActivity.class);
-        intent.setAction(ACTION_BROWSER_ACTIONS_OPEN_IN_BACKGROUND);
-        intent.putExtra(EXTRA_IS_SINGLE_URL, !multipleUrls);
-        return intent;
-    }
-
-    private boolean hasBrowserActionsNotification() {
-        return mSharedPreferences.getBoolean(PREF_HAS_BROWSER_ACTIONS_NOTIFICATION, false);
+        mTabCreatorManager = new BrowserActionsTabCreatorManager();
     }
 
     private int openTabInBackground(String linkUrl) {
-        int tabId = Tab.INVALID_TAB_ID;
         Referrer referrer = IntentHandler.constructValidReferrerForAuthority(mSourcePackageName);
         LoadUrlParams loadUrlParams = new LoadUrlParams(linkUrl);
         loadUrlParams.setReferrer(referrer);
         for (WeakReference<Activity> ref : ApplicationStatus.getRunningActivities()) {
             if (!(ref.get() instanceof ChromeTabbedActivity)) continue;
 
             ChromeTabbedActivity activity = (ChromeTabbedActivity) ref.get();
             if (activity == null) continue;
             if (activity.getTabModelSelector() != null) {
                 Tab tab = activity.getTabModelSelector().openNewTab(
                         loadUrlParams, TabLaunchType.FROM_BROWSER_ACTIONS, null, false);
                 if (tab != null) {
-                    tabId = tab.getId();
+                    return tab.getId();
                 }
             }
         }
-        return tabId;
+        BrowsreActionsTabModelSelector selector =
+                BrowsreActionsTabModelSelector.getInstance(mActivity, mTabCreatorManager);
+        if (!selector.isActiveState()) {
+            selector.initializeSelector();
+            ((BrowserActionsTabCreator) mTabCreatorManager.getTabCreator(false))
+                    .setTabModel(selector.getCurrentModel());
+            selector.loadState(true);
+            selector.restoreTabs(false);
+        }
+        selector.openNewTab(loadUrlParams, TabLaunchType.FROM_BROWSER_ACTIONS, null, false);
+        return Tab.INVALID_TAB_ID;
     }
 
     /**
      * Called when the {@code text} should be saved to the clipboard.
      * @param text The text to save to the clipboard.
      */
     public void onSaveToClipboard(String text) {
         ClipboardManager clipboardManager =
                 (ClipboardManager) mActivity.getSystemService(Context.CLIPBOARD_SERVICE);
         ClipData data = ClipData.newPlainText("url", text);
@@ skipping 14 matching lines @@
         IntentHandler.addTrustedIntentExtras(intent);
         IntentHandler.setTabLaunchType(intent, TabLaunchType.FROM_EXTERNAL_APP);
         IntentUtils.safeStartActivity(mActivity, intent);
     }
 
     /**
      * Called when the {@code linkUrl} should be opened in Chrome in the background.
      * @param linkUrl The url to open.
      */
     public void onOpenInBackground(String linkUrl) {
+        Intent startIntent = BrowserActionsTabCreationService.getTabCreationIntent(
+                BrowserActionsTabCreationService.ACTION_TAB_CREATION_START);
+        mActivity.startService(startIntent);
+
         int tabId = openTabInBackground(linkUrl);
         if (tabId != Tab.INVALID_TAB_ID) {
-            sendBrowserActionsNotification(tabId);
-            Toast.makeText(mActivity, R.string.browser_actions_open_in_background_toast_message,
-                         Toast.LENGTH_SHORT)
-                    .show();
-        } else {
-            Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(linkUrl));
-            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-            intent.setClass(mActivity, ChromeLauncherActivity.class);
-            intent.putExtra(ChromeLauncherActivity.EXTRA_IS_ALLOWED_TO_RETURN_TO_PARENT, false);
-            IntentUtils.safeStartActivity(mActivity, intent);
+            Intent updateIntent = BrowserActionsTabCreationService.getTabCreationIntent(
+                    BrowserActionsTabCreationService.ACTION_TAB_CREATION_UPDATE);
+            updateIntent.putExtra(EXTRA_TAB_ID, tabId);
+            mActivity.startService(updateIntent);
         }
+        Toast.makeText(mActivity, R.string.browser_actions_open_in_background_toast_message,
+                     Toast.LENGTH_SHORT)
+                .show();
     }
 
     /**
      * Called when a custom item of Browser action menu is selected.
      * @param action The PendingIntent action to be launched.
      */
     public void onCustomItemSelected(PendingIntent action) {
         try {
             action.send();
         } catch (CanceledException e) {
@@ skipping 14 matching lines @@
      */
     public void share(Boolean shareDirectly, String linkUrl) {
         ShareParams params = new ShareParams.Builder(mActivity, linkUrl, linkUrl)
                                      .setShareDirectly(shareDirectly)
                                      .setSaveLastUsed(!shareDirectly)
                                      .setSourcePackageName(mSourcePackageName)
                                      .setIsExternalUrl(true)
                                      .build();
         ShareHelper.share(params);
     }
-
-    /**
-     * Cancel Browser Actions notification.
-     */
-    public static void cancelBrowserActionsNotification() {
-        NotificationManager notificationManager =
-                (NotificationManager) ContextUtils.getApplicationContext().getSystemService(
-                        Context.NOTIFICATION_SERVICE);
-        notificationManager.cancel(NotificationConstants.NOTIFICATION_ID_BROWSER_ACTIONS);
-        ContextUtils.getAppSharedPreferences()
-                .edit()
-                .putBoolean(
-                        BrowserActionsContextMenuItemDelegate.PREF_HAS_BROWSER_ACTIONS_NOTIFICATION,
-                        false)
-                .apply();
-    }
-
-    /**
-     * Checks whether Chrome should display tab switcher via Browser Actions Intent.
-     * @param intent The intent to open the Chrome.
-     * @param isOverviewVisible Whether tab switcher is shown.
-     */
-    public static boolean toggleOverviewByBrowserActions(Intent intent, boolean isOverviewVisible) {
-        boolean fromBrowserActions = isStartedByBrowserActions(intent);
-        boolean isSingleUrl = IntentUtils.safeGetBooleanExtra(
-                intent, BrowserActionsContextMenuItemDelegate.EXTRA_IS_SINGLE_URL, false);
-        if (fromBrowserActions) {
-            return isSingleUrl == isOverviewVisible;
-        }
-        return false;
-    }
-
-    private static boolean isStartedByBrowserActions(Intent intent) {
-        if (BrowserActionsContextMenuItemDelegate.ACTION_BROWSER_ACTIONS_OPEN_IN_BACKGROUND.equals(
-                    intent.getAction())) {
-            return true;
-        }
-        return false;
-    }
 }