chrome/browser/ui/views/frame/browser_view.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_VIEW_H_
   6 #define CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_VIEW_H_
   7
   8 #include <map>
   9 #include <string>
  10 #include <vector>
  11
  12 #include "base/compiler_specific.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "base/timer/timer.h"
  15 #include "build/build_config.h"
  16 #include "chrome/browser/devtools/devtools_window.h"
  17 #include "chrome/browser/ui/browser.h"
  18 #include "chrome/browser/ui/browser_window.h"
  19 #include "chrome/browser/ui/omnibox/omnibox_popup_model_observer.h"
  20 #include "chrome/browser/ui/tabs/tab_strip_model_observer.h"
  21 #include "chrome/browser/ui/views/frame/browser_frame.h"
  22 #include "chrome/browser/ui/views/frame/contents_web_view.h"
  23 #include "chrome/browser/ui/views/frame/immersive_mode_controller.h"
  24 #include "chrome/browser/ui/views/frame/scroll_end_effect_controller.h"
  25 #include "chrome/browser/ui/views/frame/web_contents_close_handler.h"
  26 #include "chrome/browser/ui/views/load_complete_listener.h"
  27 #include "components/infobars/core/infobar_container.h"
  28 #include "ui/base/accelerators/accelerator.h"
  29 #include "ui/base/models/simple_menu_model.h"
  30 #include "ui/gfx/native_widget_types.h"
  31 #include "ui/views/controls/button/button.h"
  32 #include "ui/views/controls/webview/unhandled_keyboard_event_handler.h"
  33 #include "ui/views/widget/widget_delegate.h"
  34 #include "ui/views/widget/widget_observer.h"
  35 #include "ui/views/window/client_view.h"
  36
  37 #if defined(OS_WIN)
  38 #include "chrome/browser/hang_monitor/hung_plugin_action.h"
  39 #include "chrome/browser/hang_monitor/hung_window_detector.h"
  40 #endif
  41
  42 // NOTE: For more information about the objects and files in this directory,
  43 // view: http://dev.chromium.org/developers/design-documents/browser-window
  44
  45 class BookmarkBarView;
  46 class Browser;
  47 class BrowserViewLayout;
  48 class ContentsLayoutManager;
  49 class DownloadShelfView;
  50 class FullscreenExitBubbleViews;
  51 class InfoBarContainerView;
  52 class LocationBarView;
  53 class PermissionBubbleViewViews;
  54 class StatusBubbleViews;
  55 class SearchViewController;
  56 class TabStrip;
  57 class TabStripModel;
  58 class ToolbarView;
  59 class TopContainerView;
  60 class WebContentsCloseHandler;
  61
  62 #if defined(OS_WIN)
  63 class JumpList;
  64 #endif
  65
  66 namespace autofill {
  67 class PasswordGenerator;
  68 }
  69
  70 namespace content {
  71 class RenderFrameHost;
  72 }
  73
  74 namespace extensions {
  75 class Extension;
  76 }
  77
  78 namespace views {
  79 class AccessiblePaneView;
  80 class ExternalFocusTracker;
  81 class WebView;
  82 }
  83
  84 ///////////////////////////////////////////////////////////////////////////////
  85 // BrowserView
  86 //
  87 //  A ClientView subclass that provides the contents of a browser window,
  88 //  including the TabStrip, toolbars, download shelves, the content area etc.
  89 //
  90 class BrowserView : public BrowserWindow,
  91                     public BrowserWindowTesting,
  92                     public TabStripModelObserver,
  93                     public ui::AcceleratorProvider,
  94                     public views::WidgetDelegate,
  95                     public views::WidgetObserver,
  96                     public views::ClientView,
  97                     public infobars::InfoBarContainer::Delegate,
  98                     public LoadCompleteListener::Delegate,
  99                     public OmniboxPopupModelObserver {
 100  public:
 101   // The browser view's class name.
 102   static const char kViewClassName[];
 103
 104   BrowserView();
 105   virtual ~BrowserView();
 106
 107   // Takes ownership of |browser|.
 108   void Init(Browser* browser);
 109
 110   void set_frame(BrowserFrame* frame) { frame_ = frame; }
 111   BrowserFrame* frame() const { return frame_; }
 112
 113   // Returns a pointer to the BrowserView* interface implementation (an
 114   // instance of this object, typically) for a given native window, or NULL if
 115   // there is no such association.
 116   //
 117   // Don't use this unless you only have a NativeWindow. In nearly all
 118   // situations plumb through browser and use it.
 119   static BrowserView* GetBrowserViewForNativeWindow(gfx::NativeWindow window);
 120
 121   // Returns the BrowserView used for the specified Browser.
 122   static BrowserView* GetBrowserViewForBrowser(const Browser* browser);
 123
 124   // Returns a Browser instance of this view.
 125   Browser* browser() { return browser_.get(); }
 126   const Browser* browser() const { return browser_.get(); }
 127
 128   // Initializes (or re-initializes) the status bubble.  We try to only create
 129   // the bubble once and re-use it for the life of the browser, but certain
 130   // events (such as changing enabling/disabling Aero on Win) can force a need
 131   // to change some of the bubble's creation parameters.
 132   void InitStatusBubble();
 133
 134   // Initializes the permission bubble view. This class is intended to be
 135   // created once and then re-used for the life of the browser window. The
 136   // bubbles it creates will be associated with a single visible tab.
 137   void InitPermissionBubbleView();
 138
 139   // Returns the apparent bounds of the toolbar, in BrowserView coordinates.
 140   // These differ from |toolbar_.bounds()| in that they match where the toolbar
 141   // background image is drawn -- slightly outside the "true" bounds
 142   // horizontally. Note that this returns the bounds for the toolbar area.
 143   gfx::Rect GetToolbarBounds() const;
 144
 145   // Returns the constraining bounding box that should be used to lay out the
 146   // FindBar within. This is _not_ the size of the find bar, just the bounding
 147   // box it should be laid out within. The coordinate system of the returned
 148   // rect is in the coordinate system of the frame, since the FindBar is a child
 149   // window.
 150   gfx::Rect GetFindBarBoundingBox() const;
 151
 152   // Returns the preferred height of the TabStrip. Used to position the OTR
 153   // avatar icon.
 154   int GetTabStripHeight() const;
 155
 156   // Takes some view's origin (relative to this BrowserView) and offsets it such
 157   // that it can be used as the source origin for seamlessly tiling the toolbar
 158   // background image over that view.
 159   gfx::Point OffsetPointForToolbarBackgroundImage(
 160       const gfx::Point& point) const;
 161
 162   // Container for the tabstrip, toolbar, etc.
 163   TopContainerView* top_container() { return top_container_; }
 164
 165   // Accessor for the TabStrip.
 166   TabStrip* tabstrip() { return tabstrip_; }
 167
 168   // Accessor for the Toolbar.
 169   ToolbarView* toolbar() { return toolbar_; }
 170
 171   // Bookmark bar may be NULL, for example for pop-ups.
 172   BookmarkBarView* bookmark_bar() { return bookmark_bar_view_.get(); }
 173
 174   // Returns the do-nothing view which controls the z-order of the find bar
 175   // widget relative to views which paint into layers and views which have an
 176   // associated NativeView. The presence / visibility of this view is not
 177   // indicative of the visibility of the find bar widget or even whether
 178   // FindBarController is initialized.
 179   View* find_bar_host_view() { return find_bar_host_view_; }
 180
 181   // Accessor for the InfobarContainer.
 182   InfoBarContainerView* infobar_container() { return infobar_container_; }
 183
 184   // Accessor for the FullscreenExitBubbleViews.
 185   FullscreenExitBubbleViews* fullscreen_exit_bubble() {
 186     return fullscreen_bubble_.get();
 187   }
 188
 189   // Returns true if various window components are visible.
 190   bool IsTabStripVisible() const;
 191
 192   // Returns true if the profile associated with this Browser window is
 193   // incognito.
 194   bool IsOffTheRecord() const;
 195
 196   // Returns true if the profile associated with this Browser window is
 197   // a guest session.
 198   bool IsGuestSession() const;
 199
 200   // Returns true if the profile associated with this Browser window is
 201   // not off the record or a guest session.
 202   bool IsRegularOrGuestSession() const;
 203
 204   // Returns true if the non-client view should render an avatar icon.
 205   bool ShouldShowAvatar() const;
 206
 207   // Provides the containing frame with the accelerator for the specified
 208   // command id. This can be used to provide menu item shortcut hints etc.
 209   // Returns true if an accelerator was found for the specified |cmd_id|, false
 210   // otherwise.
 211   bool GetAccelerator(int cmd_id, ui::Accelerator* accelerator) const;
 212
 213   // Returns true if the specificed |accelerator| is registered with this view.
 214   bool IsAcceleratorRegistered(const ui::Accelerator& accelerator);
 215
 216   // Returns the active WebContents. Used by our NonClientView's
 217   // TabIconView::TabContentsProvider implementations.
 218   // TODO(beng): exposing this here is a bit bogus, since it's only used to
 219   // determine loading state. It'd be nicer if we could change this to be
 220   // bool IsSelectedTabLoading() const; or something like that. We could even
 221   // move it to a WindowDelegate subclass.
 222   content::WebContents* GetActiveWebContents() const;
 223
 224   // Retrieves the icon to use in the frame to indicate an OTR window.
 225   gfx::ImageSkia GetOTRAvatarIcon() const;
 226
 227   // Returns true if the Browser object associated with this BrowserView is a
 228   // tabbed-type window (i.e. a browser window, not an app or popup).
 229   bool IsBrowserTypeNormal() const {
 230     return browser_->is_type_tabbed();
 231   }
 232
 233   // See ImmersiveModeController for description.
 234   ImmersiveModeController* immersive_mode_controller() const {
 235     return immersive_mode_controller_.get();
 236   }
 237
 238   // Restores the focused view. This is also used to set the initial focus
 239   // when a new browser window is created.
 240   void RestoreFocus();
 241
 242   // Called after the widget's fullscreen state is changed without going through
 243   // FullscreenController. This method does any processing which was skipped.
 244   // Only exiting fullscreen in this way is currently supported.
 245   void FullscreenStateChanged();
 246
 247   // Called from BookmarkBarView/DownloadShelfView during their show/hide
 248   // animations.
 249   void ToolbarSizeChanged(bool is_animating);
 250
 251   // Overridden from BrowserWindow:
 252   virtual void Show() OVERRIDE;
 253   virtual void ShowInactive() OVERRIDE;
 254   virtual void Hide() OVERRIDE;
 255   virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
 256   virtual void Close() OVERRIDE;
 257   virtual void Activate() OVERRIDE;
 258   virtual void Deactivate() OVERRIDE;
 259   virtual bool IsActive() const OVERRIDE;
 260   virtual void FlashFrame(bool flash) OVERRIDE;
 261   virtual bool IsAlwaysOnTop() const OVERRIDE;
 262   virtual void SetAlwaysOnTop(bool always_on_top) OVERRIDE;
 263   virtual gfx::NativeWindow GetNativeWindow() OVERRIDE;
 264   virtual BrowserWindowTesting* GetBrowserWindowTesting() OVERRIDE;
 265   virtual StatusBubble* GetStatusBubble() OVERRIDE;
 266   virtual void UpdateTitleBar() OVERRIDE;
 267   virtual void BookmarkBarStateChanged(
 268       BookmarkBar::AnimateChangeType change_type) OVERRIDE;
 269   virtual void UpdateDevTools() OVERRIDE;
 270   virtual void UpdateLoadingAnimations(bool should_animate) OVERRIDE;
 271   virtual void SetStarredState(bool is_starred) OVERRIDE;
 272   virtual void SetTranslateIconToggled(bool is_lit) OVERRIDE;
 273   virtual void OnActiveTabChanged(content::WebContents* old_contents,
 274                                   content::WebContents* new_contents,
 275                                   int index,
 276                                   int reason) OVERRIDE;
 277   virtual void ZoomChangedForActiveTab(bool can_show_bubble) OVERRIDE;
 278   virtual gfx::Rect GetRestoredBounds() const OVERRIDE;
 279   virtual ui::WindowShowState GetRestoredState() const OVERRIDE;
 280   virtual gfx::Rect GetBounds() const OVERRIDE;
 281   virtual bool IsMaximized() const OVERRIDE;
 282   virtual bool IsMinimized() const OVERRIDE;
 283   virtual void Maximize() OVERRIDE;
 284   virtual void Minimize() OVERRIDE;
 285   virtual void Restore() OVERRIDE;
 286   virtual void EnterFullscreen(
 287       const GURL& url, FullscreenExitBubbleType bubble_type) OVERRIDE;
 288   virtual void ExitFullscreen() OVERRIDE;
 289   virtual void UpdateFullscreenExitBubbleContent(
 290       const GURL& url,
 291       FullscreenExitBubbleType bubble_type) OVERRIDE;
 292   virtual bool ShouldHideUIForFullscreen() const OVERRIDE;
 293   virtual bool IsFullscreen() const OVERRIDE;
 294   virtual bool IsFullscreenBubbleVisible() const OVERRIDE;
 295 #if defined(OS_WIN)
 296   virtual void SetMetroSnapMode(bool enable) OVERRIDE;
 297   virtual bool IsInMetroSnapMode() const OVERRIDE;
 298 #endif
 299   virtual LocationBar* GetLocationBar() const OVERRIDE;
 300   virtual void SetFocusToLocationBar(bool select_all) OVERRIDE;
 301   virtual void UpdateReloadStopState(bool is_loading, bool force) OVERRIDE;
 302   virtual void UpdateToolbar(content::WebContents* contents) OVERRIDE;
 303   virtual void FocusToolbar() OVERRIDE;
 304   virtual void FocusAppMenu() OVERRIDE;
 305   virtual void FocusBookmarksToolbar() OVERRIDE;
 306   virtual void FocusInfobars() OVERRIDE;
 307   virtual void RotatePaneFocus(bool forwards) OVERRIDE;
 308   virtual void DestroyBrowser() OVERRIDE;
 309   virtual bool IsBookmarkBarVisible() const OVERRIDE;
 310   virtual bool IsBookmarkBarAnimating() const OVERRIDE;
 311   virtual bool IsTabStripEditable() const OVERRIDE;
 312   virtual bool IsToolbarVisible() const OVERRIDE;
 313   virtual gfx::Rect GetRootWindowResizerRect() const OVERRIDE;
 314   virtual void ConfirmAddSearchProvider(TemplateURL* template_url,
 315                                         Profile* profile) OVERRIDE;
 316   virtual void ShowUpdateChromeDialog() OVERRIDE;
 317   virtual void ShowBookmarkBubble(const GURL& url,
 318                                   bool already_bookmarked) OVERRIDE;
 319   virtual void ShowBookmarkAppBubble(
 320       const WebApplicationInfo& web_app_info,
 321       const std::string& extension_id) OVERRIDE;
 322   virtual void ShowTranslateBubble(content::WebContents* contents,
 323                                    translate::TranslateStep step,
 324                                    TranslateErrors::Type error_type) OVERRIDE;
 325 #if defined(ENABLE_ONE_CLICK_SIGNIN)
 326   virtual void ShowOneClickSigninBubble(
 327       OneClickSigninBubbleType type,
 328       const base::string16& email,
 329       const base::string16& error_message,
 330       const StartSyncCallback& start_sync_callback) OVERRIDE;
 331 #endif
 332   // TODO(beng): Not an override, move somewhere else.
 333   void SetDownloadShelfVisible(bool visible);
 334   virtual bool IsDownloadShelfVisible() const OVERRIDE;
 335   virtual DownloadShelf* GetDownloadShelf() OVERRIDE;
 336   virtual void ConfirmBrowserCloseWithPendingDownloads(
 337       int download_count,
 338       Browser::DownloadClosePreventionType dialog_type,
 339       bool app_modal,
 340       const base::Callback<void(bool)>& callback) OVERRIDE;
 341   virtual void UserChangedTheme() OVERRIDE;
 342   virtual int GetExtraRenderViewHeight() const OVERRIDE;
 343   virtual void WebContentsFocused(content::WebContents* contents) OVERRIDE;
 344   virtual void ShowWebsiteSettings(Profile* profile,
 345                                    content::WebContents* web_contents,
 346                                    const GURL& url,
 347                                    const content::SSLStatus& ssl) OVERRIDE;
 348   virtual void ShowAppMenu() OVERRIDE;
 349   virtual bool PreHandleKeyboardEvent(
 350       const content::NativeWebKeyboardEvent& event,
 351       bool* is_keyboard_shortcut) OVERRIDE;
 352   virtual void HandleKeyboardEvent(
 353       const content::NativeWebKeyboardEvent& event) OVERRIDE;
 354   virtual void Cut() OVERRIDE;
 355   virtual void Copy() OVERRIDE;
 356   virtual void Paste() OVERRIDE;
 357   virtual WindowOpenDisposition GetDispositionForPopupBounds(
 358       const gfx::Rect& bounds) OVERRIDE;
 359   virtual FindBar* CreateFindBar() OVERRIDE;
 360   virtual web_modal::WebContentsModalDialogHost*
 361       GetWebContentsModalDialogHost() OVERRIDE;
 362   virtual void ShowAvatarBubble(content::WebContents* web_contents,
 363                                 const gfx::Rect& rect) OVERRIDE;
 364   virtual void ShowAvatarBubbleFromAvatarButton(AvatarBubbleMode mode) OVERRIDE;
 365   virtual void ShowPasswordGenerationBubble(
 366       const gfx::Rect& rect,
 367       const autofill::PasswordForm& form,
 368       autofill::PasswordGenerator* password_generator) OVERRIDE;
 369   virtual void OverscrollUpdate(int delta_y) OVERRIDE;
 370   virtual int GetRenderViewHeightInsetWithDetachedBookmarkBar() OVERRIDE;
 371   virtual void ExecuteExtensionCommand(
 372       const extensions::Extension* extension,
 373       const extensions::Command& command) OVERRIDE;
 374   virtual void ShowPageActionPopup(
 375       const extensions::Extension* extension) OVERRIDE;
 376   virtual void ShowBrowserActionPopup(
 377       const extensions::Extension* extension) OVERRIDE;
 378
 379   // Overridden from BrowserWindowTesting:
 380   virtual BookmarkBarView* GetBookmarkBarView() const OVERRIDE;
 381   virtual LocationBarView* GetLocationBarView() const OVERRIDE;
 382   virtual views::View* GetTabContentsContainerView() const OVERRIDE;
 383   virtual ToolbarView* GetToolbarView() const OVERRIDE;
 384
 385   // Overridden from TabStripModelObserver:
 386   virtual void TabInsertedAt(content::WebContents* contents,
 387                              int index,
 388                              bool foreground) OVERRIDE;
 389   virtual void TabDetachedAt(content::WebContents* contents,
 390                              int index) OVERRIDE;
 391   virtual void TabDeactivated(content::WebContents* contents) OVERRIDE;
 392   virtual void TabStripEmpty() OVERRIDE;
 393   virtual void WillCloseAllTabs() OVERRIDE;
 394   virtual void CloseAllTabsCanceled() OVERRIDE;
 395
 396   // Overridden from ui::AcceleratorProvider:
 397   virtual bool GetAcceleratorForCommandId(int command_id,
 398       ui::Accelerator* accelerator) OVERRIDE;
 399
 400   // Overridden from views::WidgetDelegate:
 401   virtual bool CanResize() const OVERRIDE;
 402   virtual bool CanMaximize() const OVERRIDE;
 403   virtual bool CanActivate() const OVERRIDE;
 404   virtual base::string16 GetWindowTitle() const OVERRIDE;
 405   virtual base::string16 GetAccessibleWindowTitle() const OVERRIDE;
 406   virtual views::View* GetInitiallyFocusedView() OVERRIDE;
 407   virtual bool ShouldShowWindowTitle() const OVERRIDE;
 408   virtual gfx::ImageSkia GetWindowAppIcon() OVERRIDE;
 409   virtual gfx::ImageSkia GetWindowIcon() OVERRIDE;
 410   virtual bool ShouldShowWindowIcon() const OVERRIDE;
 411   virtual bool ExecuteWindowsCommand(int command_id) OVERRIDE;
 412   virtual std::string GetWindowName() const OVERRIDE;
 413   virtual void SaveWindowPlacement(const gfx::Rect& bounds,
 414                                    ui::WindowShowState show_state) OVERRIDE;
 415   virtual bool GetSavedWindowPlacement(
 416       const views::Widget* widget,
 417       gfx::Rect* bounds,
 418       ui::WindowShowState* show_state) const OVERRIDE;
 419   virtual views::View* GetContentsView() OVERRIDE;
 420   virtual views::ClientView* CreateClientView(views::Widget* widget) OVERRIDE;
 421   virtual void OnWindowBeginUserBoundsChange() OVERRIDE;
 422   virtual void OnWidgetMove() OVERRIDE;
 423   virtual views::Widget* GetWidget() OVERRIDE;
 424   virtual const views::Widget* GetWidget() const OVERRIDE;
 425   virtual void GetAccessiblePanes(std::vector<View*>* panes) OVERRIDE;
 426
 427   // Overridden from views::WidgetObserver:
 428   virtual void OnWidgetActivationChanged(views::Widget* widget,
 429                                          bool active) OVERRIDE;
 430
 431   // Overridden from views::ClientView:
 432   virtual bool CanClose() OVERRIDE;
 433   virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE;
 434   virtual gfx::Size GetMinimumSize() const OVERRIDE;
 435
 436   // InfoBarContainer::Delegate overrides
 437   virtual SkColor GetInfoBarSeparatorColor() const OVERRIDE;
 438   virtual void InfoBarContainerStateChanged(bool is_animating) OVERRIDE;
 439   virtual bool DrawInfoBarArrows(int* x) const OVERRIDE;
 440
 441   // Overridden from views::View:
 442   virtual const char* GetClassName() const OVERRIDE;
 443   virtual void Layout() OVERRIDE;
 444   virtual void PaintChildren(gfx::Canvas* canvas,
 445                              const views::CullSet& cull_set) OVERRIDE;
 446   virtual void ViewHierarchyChanged(
 447       const ViewHierarchyChangedDetails& details) OVERRIDE;
 448   virtual void ChildPreferredSizeChanged(View* child) OVERRIDE;
 449   virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE;
 450   virtual void OnNativeThemeChanged(const ui::NativeTheme* theme) OVERRIDE;
 451
 452   // Overridden from ui::AcceleratorTarget:
 453   virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
 454
 455   // OmniboxPopupModelObserver overrides
 456   virtual void OnOmniboxPopupShownOrHidden() OVERRIDE;
 457
 458   // Testing interface:
 459   views::View* GetContentsContainerForTest() { return contents_container_; }
 460   views::WebView* GetContentsWebViewForTest() { return contents_web_view_; }
 461   views::WebView* GetDevToolsWebViewForTest() { return devtools_web_view_; }
 462
 463  private:
 464   // Do not friend BrowserViewLayout. Use the BrowserViewLayoutDelegate
 465   // interface to keep these two classes decoupled and testable.
 466   friend class BrowserViewLayoutDelegateImpl;
 467   FRIEND_TEST_ALL_PREFIXES(BrowserViewTest, BrowserView);
 468   FRIEND_TEST_ALL_PREFIXES(BrowserViewsAccessibilityTest,
 469                            TestAboutChromeViewAccObj);
 470
 471   enum FullscreenMode {
 472     NORMAL_FULLSCREEN,
 473     METRO_SNAP_FULLSCREEN
 474   };
 475
 476   // Appends to |toolbars| a pointer to each AccessiblePaneView that
 477   // can be traversed using F6, in the order they should be traversed.
 478   void GetAccessiblePanes(std::vector<views::AccessiblePaneView*>* panes);
 479
 480   // Constructs and initializes the child views.
 481   void InitViews();
 482
 483   // Callback for the loading animation(s) associated with this view.
 484   void LoadingAnimationCallback();
 485
 486   // LoadCompleteListener::Delegate implementation. Creates and initializes the
 487   // |jumplist_| after the first page load.
 488   virtual void OnLoadCompleted() OVERRIDE;
 489
 490   // Returns the BrowserViewLayout.
 491   BrowserViewLayout* GetBrowserViewLayout() const;
 492
 493   // Returns the ContentsLayoutManager.
 494   ContentsLayoutManager* GetContentsLayoutManager() const;
 495
 496   // Prepare to show the Bookmark Bar for the specified WebContents.
 497   // Returns true if the Bookmark Bar can be shown (i.e. it's supported for this
 498   // Browser type) and there should be a subsequent re-layout to show it.
 499   // |contents| can be NULL.
 500   bool MaybeShowBookmarkBar(content::WebContents* contents);
 501
 502   // Moves the bookmark bar view to the specified parent, which may be NULL,
 503   // |this|, or |top_container_|. Ensures that |top_container_| stays in front
 504   // of |bookmark_bar_view_|.
 505   void SetBookmarkBarParent(views::View* new_parent);
 506
 507   // Prepare to show an Info Bar for the specified WebContents. Returns
 508   // true if there is an Info Bar to show and one is supported for this Browser
 509   // type, and there should be a subsequent re-layout to show it.
 510   // |contents| can be NULL.
 511   bool MaybeShowInfoBar(content::WebContents* contents);
 512
 513   // Updates devtools window for given contents. This method will show docked
 514   // devtools window for inspected |web_contents| that has docked devtools
 515   // and hide it for NULL or not inspected |web_contents|. It will also make
 516   // sure devtools window size and position are restored for given tab.
 517   // This method will not update actual DevTools WebContents, if not
 518   // |update_devtools_web_contents|. In this case, manual update is required.
 519   void UpdateDevToolsForContents(content::WebContents* web_contents,
 520                                  bool update_devtools_web_contents);
 521
 522   // Updates various optional child Views, e.g. Bookmarks Bar, Info Bar or the
 523   // Download Shelf in response to a change notification from the specified
 524   // |contents|. |contents| can be NULL. In this case, all optional UI will be
 525   // removed.
 526   void UpdateUIForContents(content::WebContents* contents);
 527
 528   // Invoked to update the necessary things when our fullscreen state changes
 529   // to |fullscreen|. On Windows this is invoked immediately when we toggle the
 530   // full screen state. On Linux changing the fullscreen state is async, so we
 531   // ask the window to change its fullscreen state, then when we get
 532   // notification that it succeeded this method is invoked.
 533   // If |url| is not empty, it is the URL of the page that requested fullscreen
 534   // (via the fullscreen JS API).
 535   // |bubble_type| determines what should be shown in the fullscreen exit
 536   // bubble.
 537   void ProcessFullscreen(bool fullscreen,
 538                          FullscreenMode mode,
 539                          const GURL& url,
 540                          FullscreenExitBubbleType bubble_type);
 541
 542   // Returns whether immmersive fullscreen should replace fullscreen. This
 543   // should only occur for "browser-fullscreen" for tabbed-typed windows (not
 544   // for tab-fullscreen and not for app/popup type windows).
 545   bool ShouldUseImmersiveFullscreenForUrl(const GURL& url) const;
 546
 547   // Copy the accelerator table from the app resources into something we can
 548   // use.
 549   void LoadAccelerators();
 550
 551   // Retrieves the command id for the specified Windows app command.
 552   int GetCommandIDForAppCommandID(int app_command_id) const;
 553
 554   // Initialize the hung plugin detector.
 555   void InitHangMonitor();
 556
 557   // Possibly records a user metrics action corresponding to the passed-in
 558   // accelerator.  Only implemented for Chrome OS, where we're interested in
 559   // learning about how frequently the top-row keys are used.
 560   void UpdateAcceleratorMetrics(const ui::Accelerator& accelerator,
 561                                 int command_id);
 562
 563   // Calls |method| which is either WebContents::Cut, ::Copy, or ::Paste,
 564   // first trying the content WebContents, then the devtools WebContents, and
 565   // lastly the Views::Textfield if one is focused.
 566   void DoCutCopyPaste(void (content::WebContents::*method)(),
 567                       int command_id);
 568
 569   // Calls |method| which is either WebContents::Cut, ::Copy, or ::Paste on
 570   // the given WebContents, returning true if it consumed the event.
 571   bool DoCutCopyPasteForWebContents(
 572       content::WebContents* contents,
 573       void (content::WebContents::*method)());
 574
 575   // Shows the next app-modal dialog box, if there is one to be shown, or moves
 576   // an existing showing one to the front.
 577   void ActivateAppModalDialog() const;
 578
 579   // Returns the max top arrow height for infobar.
 580   int GetMaxTopInfoBarArrowHeight();
 581
 582   // Last focused view that issued a tab traversal.
 583   int last_focused_view_storage_id_;
 584
 585   // The BrowserFrame that hosts this view.
 586   BrowserFrame* frame_;
 587
 588   // The Browser object we are associated with.
 589   scoped_ptr<Browser> browser_;
 590
 591   // BrowserView layout (LTR one is pictured here).
 592   //
 593   // --------------------------------------------------------------------
 594   // | TopContainerView (top_container_)                                |
 595   // |  --------------------------------------------------------------  |
 596   // |  | Tabs (tabstrip_)                                           |  |
 597   // |  |------------------------------------------------------------|  |
 598   // |  | Navigation buttons, address bar, menu (toolbar_)           |  |
 599   // |  --------------------------------------------------------------  |
 600   // |------------------------------------------------------------------|
 601   // | All infobars (infobar_container_) [1]                            |
 602   // |------------------------------------------------------------------|
 603   // | Bookmarks (bookmark_bar_view_) [1]                               |
 604   // |------------------------------------------------------------------|
 605   // | Contents container (contents_container_)                         |
 606   // |  --------------------------------------------------------------  |
 607   // |  |  devtools_web_view_                                        |  |
 608   // |  |------------------------------------------------------------|  |
 609   // |  |  contents_web_view_                                        |  |
 610   // |  --------------------------------------------------------------  |
 611   // |------------------------------------------------------------------|
 612   // | Active downloads (download_shelf_)                               |
 613   // --------------------------------------------------------------------
 614   //
 615   // [1] The bookmark bar and info bar are swapped when on the new tab page.
 616   //     Additionally when the bookmark bar is detached, contents_container_ is
 617   //     positioned on top of the bar while the tab's contents are placed below
 618   //     the bar.  This allows the find bar to always align with the top of
 619   //     contents_container_ regardless if there's bookmark or info bars.
 620
 621   // The view that manages the tab strip, toolbar, and sometimes the bookmark
 622   // bar. Stacked top in the view hiearachy so it can be used to slide out
 623   // the top views in immersive fullscreen.
 624   TopContainerView* top_container_;
 625
 626   // The TabStrip.
 627   TabStrip* tabstrip_;
 628
 629   // The Toolbar containing the navigation buttons, menus and the address bar.
 630   ToolbarView* toolbar_;
 631
 632   // The Bookmark Bar View for this window. Lazily created. May be NULL for
 633   // non-tabbed browsers like popups. May not be visible.
 634   scoped_ptr<BookmarkBarView> bookmark_bar_view_;
 635
 636   // The do-nothing view which controls the z-order of the find bar widget
 637   // relative to views which paint into layers and views with an associated
 638   // NativeView.
 639   View* find_bar_host_view_;
 640
 641   // The download shelf view (view at the bottom of the page).
 642   scoped_ptr<DownloadShelfView> download_shelf_;
 643
 644   // The InfoBarContainerView that contains InfoBars for the current tab.
 645   InfoBarContainerView* infobar_container_;
 646
 647   // The view that contains the selected WebContents.
 648   ContentsWebView* contents_web_view_;
 649
 650   // The view that contains devtools window for the selected WebContents.
 651   views::WebView* devtools_web_view_;
 652
 653   // The view managing the devtools and contents positions.
 654   // Handled by ContentsLayoutManager.
 655   views::View* contents_container_;
 656
 657   // Docked devtools window instance. NULL when current tab is not inspected
 658   // or is inspected with undocked version of DevToolsWindow.
 659   DevToolsWindow* devtools_window_;
 660
 661   // Tracks and stores the last focused view which is not the
 662   // devtools_web_view_ or any of its children. Used to restore focus once
 663   // the devtools_web_view_ is hidden.
 664   scoped_ptr<views::ExternalFocusTracker> devtools_focus_tracker_;
 665
 666   // The Status information bubble that appears at the bottom of the window.
 667   scoped_ptr<StatusBubbleViews> status_bubble_;
 668
 669   // The permission bubble view is the toolkit-specific implementation of the
 670   // interface used by the manager to display permissions bubbles.
 671   scoped_ptr<PermissionBubbleViewViews> permission_bubble_view_;
 672
 673   // A mapping between accelerators and commands.
 674   std::map<ui::Accelerator, int> accelerator_table_;
 675
 676   // True if we have already been initialized.
 677   bool initialized_;
 678
 679   // True when in ProcessFullscreen(). The flag is used to avoid reentrance and
 680   // to ignore requests to layout while in ProcessFullscreen() to reduce
 681   // jankiness.
 682   bool in_process_fullscreen_;
 683
 684   scoped_ptr<FullscreenExitBubbleViews> fullscreen_bubble_;
 685
 686 #if defined(OS_WIN)
 687   // This object is used to perform periodic actions in a worker
 688   // thread. It is currently used to monitor hung plugin windows.
 689   WorkerThreadTicker ticker_;
 690
 691   // This object is initialized with the frame window HWND. This
 692   // object is also passed as a tick handler with the ticker_ object.
 693   // It is used to periodically monitor for hung plugin windows
 694   HungWindowDetector hung_window_detector_;
 695
 696   // This object is invoked by hung_window_detector_ when it detects a hung
 697   // plugin window.
 698   HungPluginAction hung_plugin_action_;
 699
 700   // Helper class to listen for completion of first page load.
 701   scoped_ptr<LoadCompleteListener> load_complete_listener_;
 702
 703   // The custom JumpList for Windows 7.
 704   scoped_refptr<JumpList> jumplist_;
 705 #endif
 706
 707   // The timer used to update frames for the Loading Animation.
 708   base::RepeatingTimer<BrowserView> loading_animation_timer_;
 709
 710   views::UnhandledKeyboardEventHandler unhandled_keyboard_event_handler_;
 711
 712   // Used to measure the loading spinner animation rate.
 713   base::TimeTicks last_animation_time_;
 714
 715   // If this flag is set then SetFocusToLocationBar() will set focus to the
 716   // location bar even if the browser window is not active.
 717   bool force_location_bar_focus_;
 718
 719   scoped_ptr<ImmersiveModeController> immersive_mode_controller_;
 720
 721   scoped_ptr<ScrollEndEffectController> scroll_end_effect_controller_;
 722
 723   scoped_ptr<WebContentsCloseHandler> web_contents_close_handler_;
 724
 725   mutable base::WeakPtrFactory<BrowserView> activate_modal_dialog_factory_;
 726
 727   DISALLOW_COPY_AND_ASSIGN(BrowserView);
 728 };
 729
 730 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_VIEW_H_