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      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 
     22 // AvatarMenuButton
     23 //
     24 // A button used to show either the incognito avatar or the profile avatar.
     25 // The button can optionally have a menu attached to it.
     26 
     27 class AvatarMenuButton : public views::MenuButton,
     28                          public views::MenuButtonListener,
     29                          public views::ViewTargeterDelegate {
     30  public:
     31   // Internal class name.
     32   static const char kViewClassName[];
     33 
     34   // Creates a new button. Unless |disabled| is true, clicking on the button
     35   // will cause the profile menu to be displayed.
     36   AvatarMenuButton(Browser* browser, bool disabled);
     37 
     38   virtual ~AvatarMenuButton();
     39 
     40   // views::MenuButton:
     41   virtual const char* GetClassName() const OVERRIDE;
     42   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
     43 
     44   // Sets the image for the avatar button. Rectangular images, as opposed
     45   // to Chrome avatar icons, will be resized and modified for the title bar.
     46   virtual void SetAvatarIcon(const gfx::Image& icon, bool is_rectangle);
     47 
     48   void set_button_on_right(bool button_on_right) {
     49     button_on_right_ = button_on_right;
     50   }
     51   bool button_on_right() { return button_on_right_; }
     52 
     53  private:
     54   // views::ViewTargeterDelegate:
     55   virtual bool DoesIntersectRect(const views::View* target,
     56                                  const gfx::Rect& rect) const OVERRIDE;
     57 
     58   // views::MenuButtonListener:
     59   virtual void OnMenuButtonClicked(views::View* source,
     60                                    const gfx::Point& point) OVERRIDE;
     61 
     62   Browser* browser_;
     63   bool disabled_;
     64   scoped_ptr<ui::MenuModel> menu_model_;
     65 
     66   // Use a scoped ptr because gfx::Image doesn't have a default constructor.
     67   scoped_ptr<gfx::Image> icon_;
     68   gfx::ImageSkia button_icon_;
     69   bool is_rectangle_;
     70   int old_height_;
     71   // True if the avatar button is on the right side of the browser window.
     72   bool button_on_right_;
     73 
     74   DISALLOW_COPY_AND_ASSIGN(AvatarMenuButton);
     75 };
     76 
     77 #endif  // CHROME_BROWSER_UI_VIEWS_PROFILES_AVATAR_MENU_BUTTON_H_
     78