Add a default share button to the menu of Custom Tabs

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabIntentDataProvider.java

 // Copyright 2015 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.customtabs;
 
 import android.app.Activity;
 import android.app.PendingIntent;
 import android.app.PendingIntent.CanceledException;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.Bitmap;
 import android.graphics.Color;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.IBinder;
 import android.support.customtabs.CustomTabsIntent;
 import android.text.TextUtils;
 import android.util.Pair;
 
 import org.chromium.base.ApiCompatibilityUtils;
 import org.chromium.base.Log;
 import org.chromium.base.VisibleForTesting;
 import org.chromium.chrome.R;
+import org.chromium.chrome.browser.ChromeActivity;
 import org.chromium.chrome.browser.util.IntentUtils;
 import org.chromium.chrome.browser.widget.TintedDrawable;
 
 import java.util.ArrayList;
 import java.util.List;
 
 /**
  * A model class that parses intent from third-party apps and provides results to
  * {@link CustomTabActivity}.
  */
@@ skipping 46 matching lines @@
             ANIMATION_BUNDLE_PREFIX + "animExitRes";
     private final IBinder mSession;
     private final Intent mKeepAliveServiceIntent;
     private final int mTitleVisibilityState;
     private int mToolbarColor;
     private boolean mEnableUrlBarHiding;
     private ActionButtonParams mActionButtonParams;
     private Drawable mCloseButtonIcon;
     private List<Pair<String, PendingIntent>> mMenuEntries = new ArrayList<>();
     private Bundle mAnimationBundle;
+    private boolean mShowShareItem;
     // OnFinished listener for PendingIntents. Used for testing only.
     private PendingIntent.OnFinished mOnFinished;
 
     /**
      * Constructs a {@link CustomTabIntentDataProvider}.
      */
     public CustomTabIntentDataProvider(Intent intent, Context context) {
         if (intent == null) assert false;
 
         mSession = IntentUtils.safeGetBinderExtra(intent, CustomTabsIntent.EXTRA_SESSION);
@@ skipping 33 matching lines @@
                         IntentUtils.safeGetParcelable(bundle, CustomTabsIntent.KEY_PENDING_INTENT);
                 if (TextUtils.isEmpty(title) || pendingIntent == null) continue;
                 mMenuEntries.add(new Pair<String, PendingIntent>(title, pendingIntent));
             }
         }
 
         mAnimationBundle = IntentUtils.safeGetBundleExtra(
                 intent, CustomTabsIntent.EXTRA_EXIT_ANIMATION_BUNDLE);
         mTitleVisibilityState =
                 IntentUtils.safeGetIntExtra(intent, EXTRA_TITLE_VISIBILITY_STATE, NO_TITLE);
+        mShowShareItem = IntentUtils.safeGetBooleanExtra(intent,
+                CustomTabsIntent.EXTRA_DEFAULT_SHARE_MENU_ITEM, false);
     }
 
     /**
      * Processes the color passed from the client app and updates {@link #mToolbarColor}.
      */
     private void retrieveToolbarColor(Intent intent, Context context) {
         int color = IntentUtils.safeGetIntExtra(intent, CustomTabsIntent.EXTRA_TOOLBAR_COLOR,
                 ApiCompatibilityUtils.getColor(context.getResources(),
                         R.color.default_primary_color));
         int defaultColor = ApiCompatibilityUtils.getColor(context.getResources(),
@@ skipping 47 matching lines @@
 
     /**
      * @return The title visibility state for the toolbar.
      *         Default is {@link CustomTabIntentDataProvider#NO_TITLE}.
      */
     public int getTitleVisibilityState() {
         return mTitleVisibilityState;
     }
 
     /**
+     * @return Whether the default share item should be shown in the menu.
+     */
+    public boolean shouldShowShareMenuItem() {
+        return mShowShareItem;
+    }
+
+    /**
      * @return Whether the client app has provided sufficient info for the toolbar to show the
      *         action button.
      */
     public boolean shouldShowActionButton() {
         return mActionButtonParams != null;
     }
 
     /**
      * Gets the {@link ActionButtonParams} representing the action button.
      */
@@ skipping 10 matching lines @@
             list.add(pair.first);
         }
         return list;
     }
 
     /**
      * Triggers the client-defined action when the user clicks a custom menu item.
      * @param menuIndex The index that the menu item is shown in the result of
      *                  {@link #getMenuTitles()}
      */
-    public void clickMenuItemWithUrl(Context context, int menuIndex, String url) {
+    public void clickMenuItemWithUrl(ChromeActivity activity, int menuIndex, String url) {
         Intent addedIntent = new Intent();
         addedIntent.setData(Uri.parse(url));
         try {
             PendingIntent pendingIntent = mMenuEntries.get(menuIndex).second;
-            pendingIntent.send(context, 0, addedIntent, mOnFinished, null);
+            pendingIntent.send(activity, 0, addedIntent, mOnFinished, null);
         } catch (CanceledException e) {
             Log.e(TAG, "Custom tab in Chrome failed to send pending intent.");
         }
     }
 
     /**
      * @return Whether chrome should animate when it finishes. We show animations only if the client
      *         app has supplied the correct animation resources via intent extra.
      */
     public boolean shouldAnimateOnFinish() {
@@ skipping 51 matching lines @@
 
     /**
      * Set the callback object for {@link PendingIntent}s that are sent in this class. For testing
      * purpose only.
      */
     @VisibleForTesting
     void setPendingIntentOnFinishedForTesting(PendingIntent.OnFinished onFinished) {
         mOnFinished = onFinished;
     }
 }