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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "ash/system/tray/tray_bubble_wrapper.h"
      6 
      7 #include "ash/system/tray/tray_background_view.h"
      8 #include "ash/system/tray/tray_event_filter.h"
      9 #include "ash/wm/window_properties.h"
     10 #include "ui/aura/client/capture_client.h"
     11 #include "ui/aura/root_window.h"
     12 #include "ui/aura/window.h"
     13 #include "ui/views/bubble/tray_bubble_view.h"
     14 #include "ui/views/widget/widget.h"
     15 
     16 namespace ash {
     17 namespace internal {
     18 
     19 TrayBubbleWrapper::TrayBubbleWrapper(TrayBackgroundView* tray,
     20                                      views::TrayBubbleView* bubble_view)
     21     : tray_(tray),
     22       bubble_view_(bubble_view) {
     23   bubble_widget_ = views::BubbleDelegateView::CreateBubble(bubble_view_);
     24   bubble_widget_->AddObserver(this);
     25 
     26   tray_->InitializeBubbleAnimations(bubble_widget_);
     27   tray_->UpdateBubbleViewArrow(bubble_view_);
     28   bubble_view_->InitializeAndShowBubble();
     29 
     30   tray->tray_event_filter()->AddWrapper(this);
     31 }
     32 
     33 TrayBubbleWrapper::~TrayBubbleWrapper() {
     34   tray_->tray_event_filter()->RemoveWrapper(this);
     35   if (bubble_widget_) {
     36     bubble_widget_->RemoveObserver(this);
     37     bubble_widget_->Close();
     38   }
     39 }
     40 
     41 void TrayBubbleWrapper::OnWidgetDestroying(views::Widget* widget) {
     42   CHECK_EQ(bubble_widget_, widget);
     43   bubble_widget_->RemoveObserver(this);
     44   bubble_widget_ = NULL;
     45 
     46   // Although the bubble is already closed, the next mouse release event
     47   // will invoke PerformAction which reopens the bubble again. To prevent the
     48   // reopen, the mouse capture of |tray_| has to be released.
     49   // See crbug.com/177075
     50   aura::client::CaptureClient* capture_client = aura::client::GetCaptureClient(
     51       tray_->GetWidget()->GetNativeView()->GetRootWindow());
     52   if (capture_client)
     53     capture_client->ReleaseCapture(tray_->GetWidget()->GetNativeView());
     54   tray_->HideBubbleWithView(bubble_view_);  // May destroy |bubble_view_|
     55 }
     56 
     57 void TrayBubbleWrapper::OnWidgetBoundsChanged(views::Widget* widget,
     58                                               const gfx::Rect& new_bounds) {
     59   DCHECK_EQ(bubble_widget_, widget);
     60   tray_->BubbleResized(bubble_view_);
     61 }
     62 
     63 }  // namespace internal
     64 }  // namespace ash
     65