chrome/browser/ui/views/avatar_menu_bubble_view.h

   1 // Copyright (c) 2011 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 #ifndef CHROME_BROWSER_UI_VIEWS_AVATAR_MENU_BUBBLE_VIEW_H_
   6 #define CHROME_BROWSER_UI_VIEWS_AVATAR_MENU_BUBBLE_VIEW_H_
   7
   8 #include <vector>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "base/gtest_prod_util.h"
  13 #include "chrome/browser/profiles/avatar_menu_observer.h"
  14 #include "ui/views/bubble/bubble_delegate.h"
  15 #include "ui/views/controls/button/button.h"
  16 #include "ui/views/controls/link_listener.h"
  17
  18 class AvatarMenu;
  19 class Browser;
  20 class ProfileItemView;
  21
  22 namespace content {
  23 class WebContents;
  24 }
  25
  26 namespace views {
  27 class CustomButton;
  28 class ImageView;
  29 class Label;
  30 class Link;
  31 class Separator;
  32 }
  33
  34 // This bubble view is displayed when the user clicks on the avatar button.
  35 // It displays a list of profiles and allows users to switch between profiles.
  36 class AvatarMenuBubbleView : public views::BubbleDelegateView,
  37                              public views::ButtonListener,
  38                              public views::LinkListener,
  39                              public AvatarMenuObserver {
  40  public:
  41   // Helper function to show the bubble and ensure that it doesn't reshow.
  42   // Normally this bubble is shown when there's a mouse down event on a button.
  43   // If the bubble is already showing when the user clicks on the button then
  44   // this will cause two things to happen:
  45   // - (1) the button will show a new instance of the bubble
  46   // - (2) the old instance of the bubble will get a deactivate event and
  47   //   close
  48   // To prevent this reshow this function checks if an instance of the bubble
  49   // is already showing and do nothing. This means that (1) will do nothing
  50   // and (2) will correctly hide the old bubble instance.
  51   static void ShowBubble(views::View* anchor_view,
  52                          views::BubbleBorder::Arrow arrow,
  53                          views::BubbleBorder::BubbleAlignment border_alignment,
  54                          const gfx::Rect& anchor_rect,
  55                          Browser* browser);
  56   static bool IsShowing();
  57   static void Hide();
  58
  59   virtual ~AvatarMenuBubbleView();
  60
  61   // views::View implementation.
  62   virtual gfx::Size GetPreferredSize() OVERRIDE;
  63   virtual void Layout() OVERRIDE;
  64   virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
  65
  66   // views::ButtonListener implementation.
  67   virtual void ButtonPressed(views::Button* sender,
  68                              const ui::Event& event) OVERRIDE;
  69
  70   // views::LinkListener implementation.
  71   virtual void LinkClicked(views::Link* source, int event_flags) OVERRIDE;
  72
  73   // BubbleDelegate implementation.
  74   virtual gfx::Rect GetAnchorRect() OVERRIDE;
  75   virtual void Init() OVERRIDE;
  76   virtual void WindowClosing() OVERRIDE;
  77
  78   // AvatarMenuObserver implementation.
  79   virtual void OnAvatarMenuChanged(
  80       AvatarMenu* avatar_menu) OVERRIDE;
  81
  82   // We normally close the bubble any time it becomes inactive but this can lead
  83   // to flaky tests where unexpected UI events are triggering this behavior.
  84   // Tests should call this with "false" for more consistent operation.
  85   static void clear_close_on_deactivate_for_testing() {
  86     close_on_deactivate_for_testing_ = false;
  87   }
  88
  89  private:
  90   AvatarMenuBubbleView(views::View* anchor_view,
  91                        views::BubbleBorder::Arrow arrow,
  92                        const gfx::Rect& anchor_rect,
  93                        Browser* browser);
  94
  95   // Sets the colors on all the |item_views_|. Called after the
  96   // BubbleDelegateView is created and has loaded the colors from the
  97   // NativeTheme.
  98   void SetBackgroundColors();
  99
 100   // Create the menu contents for a normal profile.
 101   void InitMenuContents(AvatarMenu* avatar_menu);
 102
 103   // Create the managed user specific contents of the menu.
 104   void InitManagedUserContents(AvatarMenu* avatar_menu);
 105
 106   scoped_ptr<AvatarMenu> avatar_menu_;
 107   gfx::Rect anchor_rect_;
 108   Browser* browser_;
 109   std::vector<ProfileItemView*> item_views_;
 110
 111   // Used to separate the link entry in the avatar menu from the other entries.
 112   views::Separator* separator_;
 113
 114   // This will be non-NULL if and only if
 115   // avatar_menu_->ShouldShowAddNewProfileLink() returns true.  See
 116   // OnAvatarMenuChanged().
 117   views::View* buttons_view_;
 118
 119   // This will be non-NULL if and only if |expanded_| is false and
 120   // avatar_menu_->GetManagedUserInformation() returns a non-empty string.
 121   // See OnAvatarMenuChanged().
 122   views::Label* managed_user_info_;
 123   views::ImageView* icon_view_;
 124   views::Separator* separator_switch_users_;
 125   views::Link* switch_profile_link_;
 126
 127   static AvatarMenuBubbleView* avatar_bubble_;
 128   static bool close_on_deactivate_for_testing_;
 129
 130   // Is set to true if the managed user has clicked on Switch Users.
 131   bool expanded_;
 132
 133   DISALLOW_COPY_AND_ASSIGN(AvatarMenuBubbleView);
 134 };
 135
 136 #endif  // CHROME_BROWSER_UI_VIEWS_AVATAR_MENU_BUBBLE_VIEW_H_