chrome/browser/ui/views/profiles/avatar_menu_button.h

   1 // Copyright 2014 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_PROFILES_AVATAR_MENU_BUTTON_H_
   6 #define CHROME_BROWSER_UI_VIEWS_PROFILES_AVATAR_MENU_BUTTON_H_
   7
   8 #include <string>
   9
  10 #include "base/compiler_specific.h"
  11 #include "ui/base/models/simple_menu_model.h"
  12 #include "ui/views/controls/button/menu_button.h"
  13 #include "ui/views/controls/button/menu_button_listener.h"
  14 #include "ui/views/view_targeter_delegate.h"
  15
  16 namespace gfx {
  17 class Canvas;
  18 class Image;
  19 }
  20 class Browser;
  21 class Profile;
  22
  23 // AvatarMenuButton
  24 //
  25 // A button used to show either the incognito avatar or the profile avatar.
  26 // The button can optionally have a menu attached to it.
  27
  28 class AvatarMenuButton : public views::MenuButton,
  29                          public views::MenuButtonListener,
  30                          public views::ViewTargeterDelegate {
  31  public:
  32   // Internal class name.
  33   static const char kViewClassName[];
  34
  35   // Creates a new button. Unless |disabled| is true, clicking on the button
  36   // will cause the profile menu to be displayed.
  37   AvatarMenuButton(Browser* browser, bool disabled);
  38
  39   ~AvatarMenuButton() override;
  40
  41   // views::MenuButton:
  42   const char* GetClassName() const override;
  43   void OnPaint(gfx::Canvas* canvas) override;
  44
  45   // Sets the image for the avatar button. Rectangular images, as opposed
  46   // to Chrome avatar icons, will be resized and modified for the title bar.
  47   virtual void SetAvatarIcon(const gfx::Image& icon, bool is_rectangle);
  48
  49   void set_button_on_right(bool button_on_right) {
  50     button_on_right_ = button_on_right;
  51   }
  52   bool button_on_right() { return button_on_right_; }
  53
  54   // Get avatar images for the profile.  |avatar| is used in the browser window
  55   // whereas |taskbar_badge_avatar| is used for the OS taskbar.  If
  56   // |taskbar_badge_avatar| is empty then |avatar| should be used for the
  57   // taskbar as well. Returns false if the cache doesn't have an entry for a
  58   // Profile::REGULAR_PROFILE type |profile|, otherwise return true.
  59   static bool GetAvatarImages(Profile* profile,
  60                               bool should_show_avatar_menu,
  61                               gfx::Image* avatar,
  62                               gfx::Image* taskbar_badge_avatar,
  63                               bool* is_rectangle);
  64
  65  private:
  66   // views::ViewTargeterDelegate:
  67   bool DoesIntersectRect(const views::View* target,
  68                          const gfx::Rect& rect) const override;
  69
  70   // views::MenuButtonListener:
  71   void OnMenuButtonClicked(views::View* source,
  72                            const gfx::Point& point) override;
  73
  74   Browser* browser_;
  75   bool disabled_;
  76   scoped_ptr<ui::MenuModel> menu_model_;
  77
  78   // Use a scoped ptr because gfx::Image doesn't have a default constructor.
  79   scoped_ptr<gfx::Image> icon_;
  80   gfx::ImageSkia button_icon_;
  81   bool is_rectangle_;
  82   int old_height_;
  83   // True if the avatar button is on the right side of the browser window.
  84   bool button_on_right_;
  85
  86   DISALLOW_COPY_AND_ASSIGN(AvatarMenuButton);
  87 };
  88
  89 #endif  // CHROME_BROWSER_UI_VIEWS_PROFILES_AVATAR_MENU_BUTTON_H_