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_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_ 6 #define CHROME_BROWSER_UI_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_ 7 #pragma once 8 9 #include "chrome/browser/ui/views/frame/browser_frame.h" 10 #include "chrome/browser/ui/views/frame/browser_non_client_frame_view.h" 11 #include "chrome/browser/ui/views/tab_icon_view.h" 12 #include "views/controls/button/button.h" 13 #include "views/window/non_client_view.h" 14 15 class BrowserView; 16 namespace gfx { 17 class Font; 18 } 19 class TabContents; 20 namespace views { 21 class ImageButton; 22 class ImageView; 23 } 24 25 class OpaqueBrowserFrameView : public BrowserNonClientFrameView, 26 public views::ButtonListener, 27 public TabIconView::TabIconViewModel { 28 public: 29 // Constructs a non-client view for an BrowserFrame. 30 OpaqueBrowserFrameView(BrowserFrame* frame, BrowserView* browser_view); 31 virtual ~OpaqueBrowserFrameView(); 32 33 // Overridden from BrowserNonClientFrameView: 34 virtual gfx::Rect GetBoundsForTabStrip(views::View* tabstrip) const OVERRIDE; 35 virtual int GetHorizontalTabStripVerticalOffset(bool restored) const OVERRIDE; 36 virtual void UpdateThrobber(bool running) OVERRIDE; 37 virtual gfx::Size GetMinimumSize() OVERRIDE; 38 39 protected: browser_view()40 BrowserView* browser_view() const { return browser_view_; } minimize_button()41 views::ImageButton* minimize_button() const { return minimize_button_; } maximize_button()42 views::ImageButton* maximize_button() const { return maximize_button_; } restore_button()43 views::ImageButton* restore_button() const { return restore_button_; } close_button()44 views::ImageButton* close_button() const { return close_button_; } 45 46 // Used to allow subclasses to reserve height for other components they 47 // will add. The space is reserved below the ClientView. 48 virtual int GetReservedHeight() const; 49 virtual gfx::Rect GetBoundsForReservedArea() const; 50 51 // Returns the height of the entire nonclient top border, including the window 52 // frame, any title area, and any connected client edge. If |restored| is 53 // true, acts as if the window is restored regardless of the real mode. If 54 // |ignore_vertical_tabs| is true, acts as if vertical tabs are off regardless 55 // of the real state. 56 int NonClientTopBorderHeight(bool restored, bool ignore_vertical_tabs) const; 57 58 // Allows a subclass to tweak the frame. Chromeos uses this to support 59 // drawing themes correctly. |theme_offset| is used to adjust the y offset 60 // of the theme frame bitmap, so they start at the right location. 61 // |left_corner| and |right_corner| will be used on the left and right of 62 // the tabstrip area as opposed to the theme frame. 63 virtual void ModifyMaximizedFramePainting( 64 int* theme_offset, 65 SkBitmap** left_corner, 66 SkBitmap** right_corner); 67 68 // Expose these to subclasses. frame()69 BrowserFrame* frame() { return frame_; } browser_view()70 BrowserView* browser_view() { return browser_view_; } 71 72 // Overridden from views::NonClientFrameView: 73 virtual gfx::Rect GetBoundsForClientView() const OVERRIDE; 74 virtual bool AlwaysUseNativeFrame() const OVERRIDE; 75 virtual bool AlwaysUseCustomFrame() const OVERRIDE; 76 virtual gfx::Rect GetWindowBoundsForClientBounds( 77 const gfx::Rect& client_bounds) const OVERRIDE; 78 virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE; 79 virtual void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask) 80 OVERRIDE; 81 virtual void EnableClose(bool enable) OVERRIDE; 82 virtual void ResetWindowControls() OVERRIDE; 83 virtual void UpdateWindowIcon() OVERRIDE; 84 85 // Overridden from views::View: 86 virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; 87 virtual void Layout() OVERRIDE; 88 virtual bool HitTest(const gfx::Point& l) const OVERRIDE; 89 virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE; 90 91 // Overridden from views::ButtonListener: 92 virtual void ButtonPressed(views::Button* sender, const views::Event& event) 93 OVERRIDE; 94 95 // Overridden from TabIconView::TabIconViewModel: 96 virtual bool ShouldTabIconViewAnimate() const OVERRIDE; 97 virtual SkBitmap GetFaviconForTabIconView() OVERRIDE; 98 99 private: 100 // Returns the thickness of the border that makes up the window frame edges. 101 // This does not include any client edge. If |restored| is true, acts as if 102 // the window is restored regardless of the real mode. 103 int FrameBorderThickness(bool restored) const; 104 105 // Returns the height of the top resize area. This is smaller than the frame 106 // border height in order to increase the window draggable area. 107 int TopResizeHeight() const; 108 109 // Returns the thickness of the entire nonclient left, right, and bottom 110 // borders, including both the window frame and any client edge. 111 int NonClientBorderThickness() const; 112 113 // Returns the y-coordinate of the caption buttons. If |restored| is true, 114 // acts as if the window is restored regardless of the real mode. 115 int CaptionButtonY(bool restored) const; 116 117 // Returns the thickness of the 3D edge along the bottom of the titlebar. If 118 // |restored| is true, acts as if the window is restored regardless of the 119 // real mode. 120 int TitlebarBottomThickness(bool restored) const; 121 122 // Returns the size of the titlebar icon. This is used even when the icon is 123 // not shown, e.g. to set the titlebar height. 124 int IconSize() const; 125 126 // Returns the bounds of the titlebar icon (or where the icon would be if 127 // there was one). 128 gfx::Rect IconBounds() const; 129 130 // Paint various sub-components of this view. The *FrameBorder() functions 131 // also paint the background of the titlebar area, since the top frame border 132 // and titlebar background are a contiguous component. 133 void PaintRestoredFrameBorder(gfx::Canvas* canvas); 134 void PaintMaximizedFrameBorder(gfx::Canvas* canvas); 135 void PaintTitleBar(gfx::Canvas* canvas); 136 void PaintToolbarBackground(gfx::Canvas* canvas); 137 void PaintOTRAvatar(gfx::Canvas* canvas); 138 void PaintRestoredClientEdge(gfx::Canvas* canvas); 139 140 // Layout various sub-components of this view. 141 void LayoutWindowControls(); 142 void LayoutTitleBar(); 143 void LayoutOTRAvatar(); 144 145 // Returns the bounds of the client area for the specified view size. 146 gfx::Rect CalculateClientAreaBounds(int width, int height) const; 147 148 // The layout rect of the title, if visible. 149 gfx::Rect title_bounds_; 150 151 // The layout rect of the OTR avatar icon, if visible. 152 gfx::Rect otr_avatar_bounds_; 153 154 // Window controls. 155 views::ImageButton* minimize_button_; 156 views::ImageButton* maximize_button_; 157 views::ImageButton* restore_button_; 158 views::ImageButton* close_button_; 159 160 // The Window icon. 161 TabIconView* window_icon_; 162 163 // The frame that hosts this view. 164 BrowserFrame* frame_; 165 166 // The BrowserView hosted within this View. 167 BrowserView* browser_view_; 168 169 // The bounds of the ClientView. 170 gfx::Rect client_view_bounds_; 171 172 DISALLOW_COPY_AND_ASSIGN(OpaqueBrowserFrameView); 173 }; 174 175 #endif // CHROME_BROWSER_UI_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_ 176