PoC: Using the toolkit-views fullscreen access bubble on Mac

chrome/browser/ui/cocoa/browser_window_controller_private.mm

 // Copyright (c) 2012 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.
 
 #import "chrome/browser/ui/cocoa/browser_window_controller_private.h"
 
 #include <cmath>
 
 #import "base/auto_reset.h"
 #include "base/command_line.h"
 #include "base/mac/bind_objc_block.h"
 #include "base/mac/foundation_util.h"
 #include "base/mac/mac_util.h"
 #import "base/mac/scoped_nsobject.h"
 #import "base/mac/sdk_forward_declarations.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/fullscreen.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_avatar_icon_util.h"
 #include "chrome/browser/ui/bookmarks/bookmark_tab_helper.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window_state.h"
+#import "chrome/browser/ui/cocoa/browser_window_cocoa.h"
 #import "chrome/browser/ui/cocoa/browser_window_fullscreen_transition.h"
 #import "chrome/browser/ui/cocoa/browser_window_layout.h"
 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_sheet_controller.h"
 #import "chrome/browser/ui/cocoa/custom_frame_view.h"
 #import "chrome/browser/ui/cocoa/dev_tools_controller.h"
 #import "chrome/browser/ui/cocoa/fast_resize_view.h"
 #import "chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.h"
 #import "chrome/browser/ui/cocoa/floating_bar_backing_view.h"
 #import "chrome/browser/ui/cocoa/framed_browser_window.h"
 #import "chrome/browser/ui/cocoa/fullscreen_window.h"
@@ skipping 593 matching lines @@
     return;
 
   [self hideOverlayIfPossibleWithAnimation:NO delay:NO];
 
   if (exclusiveAccessBubbleType_ == EXCLUSIVE_ACCESS_BUBBLE_TYPE_NONE ||
       exclusiveAccessBubbleType_ ==
           EXCLUSIVE_ACCESS_BUBBLE_TYPE_BROWSER_FULLSCREEN_EXIT_INSTRUCTION) {
     // Show no exit instruction bubble on Mac when in Browser Fullscreen.
     [self destroyFullscreenExitBubbleIfNecessary];
   } else {
-    [exclusiveAccessBubbleWindowController_ closeImmediately];
-    exclusiveAccessBubbleWindowController_.reset(
-        [[ExclusiveAccessBubbleWindowController alloc]
-                       initWithOwner:self
-            exclusive_access_manager:browser_.get()->exclusive_access_manager()
-                             profile:browser_.get()->profile()
-                                 url:fullscreenUrl_
-                          bubbleType:exclusiveAccessBubbleType_]);
-    [exclusiveAccessBubbleWindowController_ showWindow];
+    exclusive_access_bubble_.reset(new ExclusiveAccessBubbleViews(
+        windowShim_.get(), fullscreenUrl_, exclusiveAccessBubbleType_));
   }
 }
 
 - (void)destroyFullscreenExitBubbleIfNecessary {
-  [exclusiveAccessBubbleWindowController_ closeImmediately];
-  exclusiveAccessBubbleWindowController_.reset();
+  exclusive_access_bubble_.reset();
 }
 
 - (void)contentViewDidResize:(NSNotification*)notification {
   [self layoutSubviews];
 }
 
 - (void)registerForContentViewResizeNotifications {
   [[NSNotificationCenter defaultCenter]
       addObserver:self
          selector:@selector(contentViewDidResize:)
@@ skipping 380 matching lines @@
   if (!NSIsEmptyRect(output.fullscreenBackingBarFrame)) {
     [floatingBarBackingView_ setFrame:output.fullscreenBackingBarFrame];
     [presentationModeController_
         overlayFrameChanged:output.fullscreenBackingBarFrame];
   }
 
   [findBarCocoaController_
       positionFindBarViewAtMaxY:output.findBarMaxY
                        maxWidth:NSWidth(output.contentAreaFrame)];
 
-  [exclusiveAccessBubbleWindowController_
-      positionInWindowAtTop:output.fullscreenExitButtonMaxY
-                      width:NSWidth(output.contentAreaFrame)];
+  if (exclusive_access_bubble_)
+    exclusive_access_bubble_->RepositionIfVisible();
 }
 
 - (void)updateSubviewZOrder {
   if ([self isInAnyFullscreenMode])
     [self updateSubviewZOrderFullscreen];
   else
     [self updateSubviewZOrderNormal];
 }
 
 - (void)updateSubviewZOrderNormal {
@@ skipping 200 matching lines @@
   return nil;
 }
 
 - (BOOL)isFullscreenForTabContent {
   return browser_->exclusive_access_manager()
                  ->fullscreen_controller()
                  ->IsWindowFullscreenForTabOrPending();
 }
 
 @end  // @implementation BrowserWindowController(Private)