chrome/browser/ui/views/apps/native_app_window_views.h

   1 // Copyright 2013 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_APPS_NATIVE_APP_WINDOW_VIEWS_H_
   6 #define CHROME_BROWSER_UI_VIEWS_APPS_NATIVE_APP_WINDOW_VIEWS_H_
   7
   8 #include "apps/app_window.h"
   9 #include "apps/ui/native_app_window.h"
  10 #include "base/observer_list.h"
  11 #include "content/public/browser/web_contents_observer.h"
  12 #include "third_party/skia/include/core/SkRegion.h"
  13 #include "ui/gfx/image/image_skia.h"
  14 #include "ui/gfx/rect.h"
  15 #include "ui/views/context_menu_controller.h"
  16 #include "ui/views/controls/webview/unhandled_keyboard_event_handler.h"
  17 #include "ui/views/widget/widget.h"
  18 #include "ui/views/widget/widget_delegate.h"
  19 #include "ui/views/widget/widget_observer.h"
  20
  21 #if defined(OS_WIN)
  22 #include "chrome/browser/shell_integration.h"
  23 #endif
  24
  25 #if defined(USE_ASH)
  26 namespace ash {
  27 class ImmersiveFullscreenController;
  28 }
  29 #endif
  30
  31 class ExtensionKeybindingRegistryViews;
  32
  33 namespace apps {
  34 class AppWindowFrameView;
  35 }
  36
  37 namespace content {
  38 class BrowserContext;
  39 class RenderViewHost;
  40 class WebContents;
  41 }
  42
  43 namespace extensions {
  44 class Extension;
  45 }
  46
  47 namespace ui {
  48 class MenuModel;
  49 }
  50
  51 namespace views {
  52 class MenuRunner;
  53 class WebView;
  54 }
  55
  56 class NativeAppWindowViews : public apps::NativeAppWindow,
  57                              public content::WebContentsObserver,
  58                              public views::ContextMenuController,
  59                              public views::WidgetDelegateView,
  60                              public views::WidgetObserver {
  61  public:
  62   NativeAppWindowViews();
  63   virtual ~NativeAppWindowViews();
  64   void Init(apps::AppWindow* app_window,
  65             const apps::AppWindow::CreateParams& create_params);
  66
  67   SkRegion* shape() { return shape_.get(); }
  68
  69  protected:
  70   // Called before views::Widget::Init() to allow subclasses to customize
  71   // the InitParams that would be passed.
  72   virtual void OnBeforeWidgetInit(views::Widget::InitParams* init_params,
  73                                   views::Widget* widget);
  74
  75   // ui::BaseWindow implementation that subclasses may override.
  76   virtual void Show() OVERRIDE;
  77   virtual void Activate() OVERRIDE;
  78
  79   content::BrowserContext* browser_context() {
  80     return app_window_->browser_context();
  81   }
  82
  83   const extensions::Extension* extension() { return app_window_->extension(); }
  84
  85  private:
  86   friend class ShapedAppWindowTargeterTest;
  87
  88   void InitializeDefaultWindow(
  89       const apps::AppWindow::CreateParams& create_params);
  90   void InitializePanelWindow(
  91       const apps::AppWindow::CreateParams& create_params);
  92   void OnViewWasResized();
  93
  94   bool ShouldUseChromeStyleFrame() const;
  95
  96   // Caller owns the returned object.
  97   apps::AppWindowFrameView* CreateAppWindowFrameView();
  98
  99 #if defined(OS_WIN)
 100   void OnShortcutInfoLoaded(
 101       const ShellIntegration::ShortcutInfo& shortcut_info);
 102   HWND GetNativeAppWindowHWND() const;
 103 #endif
 104
 105   // ui::BaseWindow implementation.
 106   virtual bool IsActive() const OVERRIDE;
 107   virtual bool IsMaximized() const OVERRIDE;
 108   virtual bool IsMinimized() const OVERRIDE;
 109   virtual bool IsFullscreen() const OVERRIDE;
 110   virtual gfx::NativeWindow GetNativeWindow() OVERRIDE;
 111   virtual gfx::Rect GetRestoredBounds() const OVERRIDE;
 112   virtual ui::WindowShowState GetRestoredState() const OVERRIDE;
 113   virtual gfx::Rect GetBounds() const OVERRIDE;
 114   virtual void ShowInactive() OVERRIDE;
 115   virtual void Hide() OVERRIDE;
 116   virtual void Close() OVERRIDE;
 117   virtual void Deactivate() OVERRIDE;
 118   virtual void Maximize() OVERRIDE;
 119   virtual void Minimize() OVERRIDE;
 120   virtual void Restore() OVERRIDE;
 121   virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
 122   virtual void FlashFrame(bool flash) OVERRIDE;
 123   virtual bool IsAlwaysOnTop() const OVERRIDE;
 124   virtual void SetAlwaysOnTop(bool always_on_top) OVERRIDE;
 125
 126   // Overridden from views::ContextMenuController:
 127   virtual void ShowContextMenuForView(views::View* source,
 128                                       const gfx::Point& p,
 129                                       ui::MenuSourceType source_type) OVERRIDE;
 130
 131   // WidgetDelegate implementation.
 132   virtual void OnWidgetMove() OVERRIDE;
 133   virtual views::View* GetInitiallyFocusedView() OVERRIDE;
 134   virtual bool CanResize() const OVERRIDE;
 135   virtual bool CanMaximize() const OVERRIDE;
 136   virtual base::string16 GetWindowTitle() const OVERRIDE;
 137   virtual bool ShouldShowWindowTitle() const OVERRIDE;
 138   virtual gfx::ImageSkia GetWindowAppIcon() OVERRIDE;
 139   virtual gfx::ImageSkia GetWindowIcon() OVERRIDE;
 140   virtual bool ShouldShowWindowIcon() const OVERRIDE;
 141   virtual void SaveWindowPlacement(const gfx::Rect& bounds,
 142                                    ui::WindowShowState show_state) OVERRIDE;
 143   virtual void DeleteDelegate() OVERRIDE;
 144   virtual views::Widget* GetWidget() OVERRIDE;
 145   virtual const views::Widget* GetWidget() const OVERRIDE;
 146   virtual views::View* GetContentsView() OVERRIDE;
 147   virtual views::NonClientFrameView* CreateNonClientFrameView(
 148       views::Widget* widget) OVERRIDE;
 149   virtual bool WidgetHasHitTestMask() const OVERRIDE;
 150   virtual void GetWidgetHitTestMask(gfx::Path* mask) const OVERRIDE;
 151   virtual bool ShouldDescendIntoChildForEventHandling(
 152       gfx::NativeView child,
 153       const gfx::Point& location) OVERRIDE;
 154
 155   // WidgetObserver implementation.
 156   virtual void OnWidgetVisibilityChanged(views::Widget* widget,
 157                                          bool visible) OVERRIDE;
 158   virtual void OnWidgetActivationChanged(views::Widget* widget,
 159                                          bool active) OVERRIDE;
 160
 161   // WebContentsObserver implementation.
 162   virtual void RenderViewCreated(
 163       content::RenderViewHost* render_view_host) OVERRIDE;
 164   virtual void RenderViewHostChanged(
 165       content::RenderViewHost* old_host,
 166       content::RenderViewHost* new_host) OVERRIDE;
 167
 168   // views::View implementation.
 169   virtual void Layout() OVERRIDE;
 170   virtual void ViewHierarchyChanged(
 171       const ViewHierarchyChangedDetails& details) OVERRIDE;
 172   virtual gfx::Size GetPreferredSize() OVERRIDE;
 173   virtual gfx::Size GetMinimumSize() OVERRIDE;
 174   virtual gfx::Size GetMaximumSize() OVERRIDE;
 175   virtual void OnFocus() OVERRIDE;
 176   virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
 177
 178   // NativeAppWindow implementation.
 179   virtual void SetFullscreen(int fullscreen_types) OVERRIDE;
 180   virtual bool IsFullscreenOrPending() const OVERRIDE;
 181   virtual bool IsDetached() const OVERRIDE;
 182   virtual void UpdateWindowIcon() OVERRIDE;
 183   virtual void UpdateWindowTitle() OVERRIDE;
 184   virtual void UpdateBadgeIcon() OVERRIDE;
 185   virtual void UpdateDraggableRegions(
 186       const std::vector<extensions::DraggableRegion>& regions) OVERRIDE;
 187   virtual SkRegion* GetDraggableRegion() OVERRIDE;
 188   virtual void UpdateShape(scoped_ptr<SkRegion> region) OVERRIDE;
 189   virtual void HandleKeyboardEvent(
 190       const content::NativeWebKeyboardEvent& event) OVERRIDE;
 191   virtual bool IsFrameless() const OVERRIDE;
 192   virtual gfx::Insets GetFrameInsets() const OVERRIDE;
 193   virtual void HideWithApp() OVERRIDE;
 194   virtual void ShowWithApp() OVERRIDE;
 195   virtual void UpdateWindowMinMaxSize() OVERRIDE;
 196
 197   // web_modal::WebContentsModalDialogHost implementation.
 198   virtual gfx::NativeView GetHostView() const OVERRIDE;
 199   virtual gfx::Point GetDialogPosition(const gfx::Size& size) OVERRIDE;
 200   virtual gfx::Size GetMaximumDialogSize() OVERRIDE;
 201   virtual void AddObserver(
 202       web_modal::ModalDialogHostObserver* observer) OVERRIDE;
 203   virtual void RemoveObserver(
 204       web_modal::ModalDialogHostObserver* observer) OVERRIDE;
 205
 206   content::WebContents* web_contents() { return app_window_->web_contents(); }
 207
 208   apps::AppWindow* app_window_;  // Not owned.
 209   views::WebView* web_view_;
 210   views::Widget* window_;
 211   bool is_fullscreen_;
 212
 213   // Custom shape of the window. If this is not set then the window has a
 214   // default shape, usually rectangular.
 215   scoped_ptr<SkRegion> shape_;
 216
 217   scoped_ptr<SkRegion> draggable_region_;
 218
 219   bool frameless_;
 220   bool transparent_background_;
 221   gfx::Size preferred_size_;
 222   bool resizable_;
 223
 224   // The class that registers for keyboard shortcuts for extension commands.
 225   scoped_ptr<ExtensionKeybindingRegistryViews> extension_keybinding_registry_;
 226
 227   views::UnhandledKeyboardEventHandler unhandled_keyboard_event_handler_;
 228
 229 #if defined(USE_ASH)
 230   // Used to put non-frameless windows into immersive fullscreen on ChromeOS. In
 231   // immersive fullscreen, the window header (title bar and window controls)
 232   // slides onscreen as an overlay when the mouse is hovered at the top of the
 233   // screen.
 234   scoped_ptr<ash::ImmersiveFullscreenController>
 235       immersive_fullscreen_controller_;
 236 #endif
 237
 238   ObserverList<web_modal::ModalDialogHostObserver> observer_list_;
 239
 240   base::WeakPtrFactory<NativeAppWindowViews> weak_ptr_factory_;
 241
 242   // Used to show the system menu.
 243   scoped_ptr<views::MenuRunner> menu_runner_;
 244
 245   DISALLOW_COPY_AND_ASSIGN(NativeAppWindowViews);
 246 };
 247
 248 #endif  // CHROME_BROWSER_UI_VIEWS_APPS_NATIVE_APP_WINDOW_VIEWS_H_