chrome/browser/ui/views/frame/browser_frame.h

   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_BROWSER_FRAME_H_
   6 #define CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_FRAME_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "base/logging.h"
  10 #include "build/build_config.h"
  11 #include "chrome/browser/ui/views/frame/browser_non_client_frame_view.h"
  12 #include "ui/views/context_menu_controller.h"
  13 #include "ui/views/widget/widget.h"
  14
  15 class AvatarMenuButton;
  16 class BrowserRootView;
  17 class BrowserView;
  18 class NativeBrowserFrame;
  19 class NewAvatarButton;
  20 class NonClientFrameView;
  21 class SystemMenuModelBuilder;
  22
  23 namespace gfx {
  24 class Font;
  25 class Rect;
  26 }
  27
  28 namespace ui {
  29 class MenuModel;
  30 class ThemeProvider;
  31 }
  32
  33 namespace views {
  34 class MenuRunner;
  35 class View;
  36 }
  37
  38 // This is a virtual interface that allows system specific browser frames.
  39 class BrowserFrame
  40     : public views::Widget,
  41       public views::ContextMenuController {
  42  public:
  43   explicit BrowserFrame(BrowserView* browser_view);
  44   virtual ~BrowserFrame();
  45
  46   static const gfx::Font& GetTitleFont();
  47
  48   // Initialize the frame (creates the underlying native window).
  49   void InitBrowserFrame();
  50
  51   // Sets the ThemeProvider returned from GetThemeProvider().
  52   void SetThemeProvider(scoped_ptr<ui::ThemeProvider> provider);
  53
  54   // Determine the distance of the left edge of the minimize button from the
  55   // left edge of the window. Used in our Non-Client View's Layout.
  56   int GetMinimizeButtonOffset() const;
  57
  58   // Retrieves the bounds, in non-client view coordinates for the specified
  59   // TabStrip view.
  60   gfx::Rect GetBoundsForTabStrip(views::View* tabstrip) const;
  61
  62   // Returns the inset of the topmost view in the client view from the top of
  63   // the non-client view. The topmost view depends on the window type. The
  64   // topmost view is the tab strip for tabbed browser windows, the toolbar for
  65   // popups, the web contents for app windows and varies for fullscreen windows
  66   int GetTopInset() const;
  67
  68   // Returns the amount that the theme background should be inset.
  69   int GetThemeBackgroundXInset() const;
  70
  71   // Tells the frame to update the throbber.
  72   void UpdateThrobber(bool running);
  73
  74   // Returns the NonClientFrameView of this frame.
  75   views::View* GetFrameView() const;
  76
  77   // Overridden from views::Widget:
  78   virtual views::internal::RootView* CreateRootView() OVERRIDE;
  79   virtual views::NonClientFrameView* CreateNonClientFrameView() OVERRIDE;
  80   virtual bool GetAccelerator(int command_id,
  81                               ui::Accelerator* accelerator) OVERRIDE;
  82   virtual ui::ThemeProvider* GetThemeProvider() const OVERRIDE;
  83   virtual void SchedulePaintInRect(const gfx::Rect& rect) OVERRIDE;
  84   virtual void OnNativeWidgetActivationChanged(bool active) OVERRIDE;
  85
  86   // Overridden from views::ContextMenuController:
  87   virtual void ShowContextMenuForView(views::View* source,
  88                                       const gfx::Point& p,
  89                                       ui::MenuSourceType source_type) OVERRIDE;
  90
  91   // Returns true if we should leave any offset at the frame caption. Typically
  92   // when the frame is maximized/full screen we want to leave no offset at the
  93   // top.
  94   bool ShouldLeaveOffsetNearTopBorder();
  95
  96   AvatarMenuButton* GetAvatarMenuButton();
  97
  98   NewAvatarButton* GetNewAvatarMenuButton();
  99
 100   // Returns the menu model. BrowserFrame owns the returned model.
 101   // Note that in multi user mode this will upon each call create a new model.
 102   ui::MenuModel* GetSystemMenuModel();
 103
 104  private:
 105   NativeBrowserFrame* native_browser_frame_;
 106
 107   // A weak reference to the root view associated with the window. We save a
 108   // copy as a BrowserRootView to avoid evil casting later, when we need to call
 109   // functions that only exist on BrowserRootView (versus RootView).
 110   BrowserRootView* root_view_;
 111
 112   // A pointer to our NonClientFrameView as a BrowserNonClientFrameView.
 113   BrowserNonClientFrameView* browser_frame_view_;
 114
 115   // The BrowserView is our ClientView. This is a pointer to it.
 116   BrowserView* browser_view_;
 117
 118   scoped_ptr<SystemMenuModelBuilder> menu_model_builder_;
 119
 120   // Used to show the system menu. Only used if
 121   // NativeBrowserFrame::UsesNativeSystemMenu() returns false.
 122   scoped_ptr<views::MenuRunner> menu_runner_;
 123
 124   // SetThemeProvider() triggers setting both |owned_theme_provider_| and
 125   // |theme_provider_|. Initially |theme_provider_| is set to the ThemeService
 126   // and |owned_theme_provider_| is NULL (as ThemeServices lifetime is managed
 127   // externally).
 128   scoped_ptr<ui::ThemeProvider> owned_theme_provider_;
 129   ui::ThemeProvider* theme_provider_;
 130
 131   DISALLOW_COPY_AND_ASSIGN(BrowserFrame);
 132 };
 133
 134 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_FRAME_H_