opaque_browser_frame_view.h revision d0247b1b59f9c528cb6df88b4f2b9afaf80d181e
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_OPAQUE_BROWSER_FRAME_VIEW_H_ 6#define CHROME_BROWSER_UI_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_ 7 8#include "base/memory/scoped_ptr.h" 9#include "chrome/browser/ui/view_ids.h" 10#include "chrome/browser/ui/views/frame/browser_frame.h" 11#include "chrome/browser/ui/views/frame/browser_non_client_frame_view.h" 12#include "chrome/browser/ui/views/frame/opaque_browser_frame_view_layout_delegate.h" 13#include "chrome/browser/ui/views/tab_icon_view_model.h" 14#include "content/public/browser/notification_observer.h" 15#include "content/public/browser/notification_registrar.h" 16#include "ui/views/controls/button/button.h" 17#include "ui/views/window/non_client_view.h" 18 19class BrowserView; 20class OpaqueBrowserFrameViewLayout; 21class OpaqueBrowserFrameViewPlatformSpecific; 22class TabIconView; 23 24namespace views { 25class ImageButton; 26class FrameBackground; 27class Label; 28} 29 30class OpaqueBrowserFrameView : public BrowserNonClientFrameView, 31 public content::NotificationObserver, 32 public views::ButtonListener, 33 public chrome::TabIconViewModel, 34 public OpaqueBrowserFrameViewLayoutDelegate { 35 public: 36 // Constructs a non-client view for an BrowserFrame. 37 OpaqueBrowserFrameView(BrowserFrame* frame, BrowserView* browser_view); 38 virtual ~OpaqueBrowserFrameView(); 39 40 // Overridden from BrowserNonClientFrameView: 41 virtual gfx::Rect GetBoundsForTabStrip(views::View* tabstrip) const OVERRIDE; 42 virtual TabStripInsets GetTabStripInsets(bool restored) const OVERRIDE; 43 virtual int GetThemeBackgroundXInset() const OVERRIDE; 44 virtual void UpdateThrobber(bool running) OVERRIDE; 45 virtual gfx::Size GetMinimumSize() OVERRIDE; 46 47 protected: 48 views::ImageButton* minimize_button() const { return minimize_button_; } 49 views::ImageButton* maximize_button() const { return maximize_button_; } 50 views::ImageButton* restore_button() const { return restore_button_; } 51 views::ImageButton* close_button() const { return close_button_; } 52 53 // Overridden from views::NonClientFrameView: 54 virtual gfx::Rect GetBoundsForClientView() const OVERRIDE; 55 virtual gfx::Rect GetWindowBoundsForClientBounds( 56 const gfx::Rect& client_bounds) const OVERRIDE; 57 virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE; 58 virtual void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask) 59 OVERRIDE; 60 virtual void ResetWindowControls() OVERRIDE; 61 virtual void UpdateWindowIcon() OVERRIDE; 62 virtual void UpdateWindowTitle() OVERRIDE; 63 64 // Overridden from views::View: 65 virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; 66 virtual bool HitTestRect(const gfx::Rect& rect) const OVERRIDE; 67 virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE; 68 69 // Overridden from views::ButtonListener: 70 virtual void ButtonPressed(views::Button* sender, const ui::Event& event) 71 OVERRIDE; 72 73 // Overridden from chrome::TabIconViewModel: 74 virtual bool ShouldTabIconViewAnimate() const OVERRIDE; 75 virtual gfx::ImageSkia GetFaviconForTabIconView() OVERRIDE; 76 77 // content::NotificationObserver implementation: 78 virtual void Observe(int type, 79 const content::NotificationSource& source, 80 const content::NotificationDetails& details) OVERRIDE; 81 82 // OpaqueBrowserFrameViewLayoutDelegate implementation: 83 virtual bool ShouldShowWindowIcon() const OVERRIDE; 84 virtual bool ShouldShowWindowTitle() const OVERRIDE; 85 virtual string16 GetWindowTitle() const OVERRIDE; 86 virtual int GetIconSize() const OVERRIDE; 87 virtual bool ShouldLeaveOffsetNearTopBorder() const OVERRIDE; 88 virtual gfx::Size GetBrowserViewMinimumSize() const OVERRIDE; 89 virtual bool ShouldShowAvatar() const OVERRIDE; 90 virtual gfx::ImageSkia GetOTRAvatarIcon() const OVERRIDE; 91 virtual bool IsMaximized() const OVERRIDE; 92 virtual bool IsMinimized() const OVERRIDE; 93 virtual bool IsFullscreen() const OVERRIDE; 94 virtual bool IsTabStripVisible() const OVERRIDE; 95 virtual int GetTabStripHeight() const OVERRIDE; 96 virtual int GetAdditionalReservedSpaceInTabStrip() const OVERRIDE; 97 virtual gfx::Size GetTabstripPreferredSize() const OVERRIDE; 98 99 private: 100 // Creates, adds and returns a new image button with |this| as its listener. 101 // Memory is owned by the caller. 102 views::ImageButton* InitWindowCaptionButton(int normal_image_id, 103 int hot_image_id, 104 int pushed_image_id, 105 int mask_image_id, 106 int accessibility_string_id, 107 ViewID view_id); 108 109 // Returns the thickness of the border that makes up the window frame edges. 110 // This does not include any client edge. If |restored| is true, acts as if 111 // the window is restored regardless of the real mode. 112 int FrameBorderThickness(bool restored) const; 113 114 // Returns the height of the top resize area. This is smaller than the frame 115 // border height in order to increase the window draggable area. 116 int TopResizeHeight() const; 117 118 // Returns the thickness of the entire nonclient left, right, and bottom 119 // borders, including both the window frame and any client edge. 120 int NonClientBorderThickness() const; 121 122 // Returns the bounds of the titlebar icon (or where the icon would be if 123 // there was one). 124 gfx::Rect IconBounds() const; 125 126 // Paint various sub-components of this view. The *FrameBorder() functions 127 // also paint the background of the titlebar area, since the top frame border 128 // and titlebar background are a contiguous component. 129 void PaintRestoredFrameBorder(gfx::Canvas* canvas); 130 void PaintMaximizedFrameBorder(gfx::Canvas* canvas); 131 void PaintToolbarBackground(gfx::Canvas* canvas); 132 void PaintRestoredClientEdge(gfx::Canvas* canvas); 133 134 // Compute aspects of the frame needed to paint the frame background. 135 SkColor GetFrameColor() const; 136 gfx::ImageSkia* GetFrameImage() const; 137 gfx::ImageSkia* GetFrameOverlayImage() const; 138 int GetTopAreaHeight() const; 139 140 // Returns the bounds of the client area for the specified view size. 141 gfx::Rect CalculateClientAreaBounds(int width, int height) const; 142 143 // Our layout manager also calculates various bounds. 144 OpaqueBrowserFrameViewLayout* layout_; 145 146 // Window controls. 147 views::ImageButton* minimize_button_; 148 views::ImageButton* maximize_button_; 149 views::ImageButton* restore_button_; 150 views::ImageButton* close_button_; 151 152 // The window icon and title. 153 TabIconView* window_icon_; 154 views::Label* window_title_; 155 156 content::NotificationRegistrar registrar_; 157 158 // Background painter for the window frame. 159 scoped_ptr<views::FrameBackground> frame_background_; 160 161 // Observer that handles platform dependent configuration. 162 scoped_ptr<OpaqueBrowserFrameViewPlatformSpecific> platform_observer_; 163 164 DISALLOW_COPY_AND_ASSIGN(OpaqueBrowserFrameView); 165}; 166 167#endif // CHROME_BROWSER_UI_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_ 168