ui/app_list/views/contents_switcher_view.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 UI_APP_LIST_VIEWS_CONTENTS_SWITCHER_VIEW_H_
   6 #define UI_APP_LIST_VIEWS_CONTENTS_SWITCHER_VIEW_H_
   7
   8 #include "base/basictypes.h"
   9 #include "ui/views/controls/button/button.h"
  10 #include "ui/views/view.h"
  11
  12 namespace app_list {
  13
  14 class ContentsView;
  15
  16 // A view that contains buttons to switch the displayed view in the given
  17 // ContentsView.
  18 class ContentsSwitcherView : public views::View, public views::ButtonListener {
  19  public:
  20   explicit ContentsSwitcherView(ContentsView* contents_view);
  21   virtual ~ContentsSwitcherView();
  22
  23   ContentsView* contents_view() const { return contents_view_; }
  24
  25   // Adds a switcher button using |resource_id| as the button's image, which
  26   // opens the page with index |page_index| in the ContentsView. |resource_id|
  27   // is ignored if it is 0.
  28   void AddSwitcherButton(int resource_id, int page_index);
  29
  30  private:
  31   // Overridden from views::View:
  32   virtual gfx::Size GetPreferredSize() const OVERRIDE;
  33   virtual void Layout() OVERRIDE;
  34
  35   // Overridden from views::ButtonListener:
  36   virtual void ButtonPressed(views::Button* sender,
  37                              const ui::Event& event) OVERRIDE;
  38
  39   ContentsView* contents_view_;  // Owned by views hierarchy.
  40   views::View* buttons_;         // Owned by views hierarchy.
  41
  42   DISALLOW_COPY_AND_ASSIGN(ContentsSwitcherView);
  43 };
  44
  45 }  // namespace app_list
  46
  47 #endif  // UI_APP_LIST_VIEWS_CONTENTS_SWITCHER_VIEW_H_