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#ifndef CHROME_BROWSER_UI_VIEWS_FRAME_APP_PANEL_BROWSER_FRAME_VIEW_H_
6#define CHROME_BROWSER_UI_VIEWS_FRAME_APP_PANEL_BROWSER_FRAME_VIEW_H_
7
8#include "chrome/browser/ui/views/frame/browser_non_client_frame_view.h"
9#include "chrome/browser/ui/views/tab_icon_view_model.h"
10#include "ui/views/controls/button/button.h"
11
12class BrowserFrame;
13class BrowserView;
14class TabIconView;
15
16namespace views {
17class ImageButton;
18}
19
20// The frame view which is used for Application Panels.
21// TODO(rafaelw): Refactor. This shares much duplicated code with
22// OpaqueBrowserFrameView.
23class AppPanelBrowserFrameView : public BrowserNonClientFrameView,
24                                 public views::ButtonListener,
25                                 public chrome::TabIconViewModel {
26 public:
27  // Constructs a non-client view for an BrowserFrame.
28  AppPanelBrowserFrameView(BrowserFrame* frame, BrowserView* browser_view);
29  virtual ~AppPanelBrowserFrameView();
30
31  // Overridden from BrowserNonClientFrameView:
32  virtual gfx::Rect GetBoundsForTabStrip(views::View* tabstrip) const OVERRIDE;
33  virtual int GetTopInset() const OVERRIDE;
34  virtual int GetThemeBackgroundXInset() const OVERRIDE;
35  virtual void UpdateThrobber(bool running) OVERRIDE;
36  virtual gfx::Size GetMinimumSize() OVERRIDE;
37
38 protected:
39  // Overridden from views::NonClientFrameView:
40  virtual gfx::Rect GetBoundsForClientView() const OVERRIDE;
41  virtual gfx::Rect GetWindowBoundsForClientBounds(
42      const gfx::Rect& client_bounds) const OVERRIDE;
43  virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE;
44  virtual void GetWindowMask(const gfx::Size& size,
45                             gfx::Path* window_mask) OVERRIDE;
46  virtual void ResetWindowControls() OVERRIDE;
47  virtual void UpdateWindowIcon() OVERRIDE;
48
49  // Overridden from views::View:
50  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
51  virtual void Layout() OVERRIDE;
52
53  // Overridden from views::ButtonListener:
54  virtual void ButtonPressed(views::Button* sender,
55                             const ui::Event& event) OVERRIDE;
56
57  // Overridden from chrome::TabIconViewModel:
58  virtual bool ShouldTabIconViewAnimate() const OVERRIDE;
59  virtual gfx::ImageSkia GetFaviconForTabIconView() OVERRIDE;
60
61 private:
62  // Returns the thickness of the border that makes up the window frame edges.
63  // This does not include any client edge.
64  int FrameBorderThickness() const;
65
66  // Returns the thickness of the entire nonclient left, right, and bottom
67  // borders, including both the window frame and any client edge.
68  int NonClientBorderThickness() const;
69
70  // Returns the height of the entire nonclient top border, including the window
71  // frame, any title area, and any connected client edge.
72  int NonClientTopBorderHeight() const;
73
74  // Returns the thickness of the nonclient portion of the 3D edge along the
75  // bottom of the titlebar.
76  int TitlebarBottomThickness() const;
77
78  // Returns the size of the titlebar icon.
79  int IconSize() const;
80
81  // Returns the bounds of the titlebar icon.
82  gfx::Rect IconBounds() const;
83
84  // Paint various sub-components of this view.  The *FrameBorder() function
85  // also paints the background of the titlebar area, since the top frame border
86  // and titlebar background are a contiguous component.
87  void PaintRestoredFrameBorder(gfx::Canvas* canvas);
88  void PaintMaximizedFrameBorder(gfx::Canvas* canvas);
89  void PaintTitleBar(gfx::Canvas* canvas);
90  void PaintRestoredClientEdge(gfx::Canvas* canvas);
91
92  // Layout various sub-components of this view.
93  void LayoutWindowControls();
94  void LayoutTitleBar();
95
96  // Returns the bounds of the client area for the specified view size.
97  gfx::Rect CalculateClientAreaBounds(int width, int height) const;
98
99  // The layout rect of the title, if visible.
100  gfx::Rect title_bounds_;
101
102  // Window controls.
103  views::ImageButton* close_button_;
104
105  // The Window icon.
106  TabIconView* window_icon_;
107
108  // The bounds of the ClientView.
109  gfx::Rect client_view_bounds_;
110
111  DISALLOW_COPY_AND_ASSIGN(AppPanelBrowserFrameView);
112};
113
114#endif  // CHROME_BROWSER_UI_VIEWS_FRAME_APP_PANEL_BROWSER_FRAME_VIEW_H_
115