Fullscreen support for Lion.

chrome/browser/ui/cocoa/browser_window_controller_private.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_PRIVATE_H_
 #define CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_PRIVATE_H_
 #pragma once
 
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 
 
 // Private methods for the |BrowserWindowController|. This category should
 // contain the private methods used by different parts of the BWC; private
 // methods used only by single parts should be declared in their own file.
 // TODO(viettrungluu): [crbug.com/35543] work on splitting out stuff from the
 // BWC, and figuring out which methods belong here (need to unravel
 // "dependencies").
 @interface BrowserWindowController(Private)
 
 // Create the appropriate tab strip controller based on whether or not side
 // tabs are enabled. Replaces the current controller.
 - (void)createTabStripController;
 
+// Creates the button used to toggle presentation mode.  Must only be called on
+// Lion or later.  Does nothing if the button already exists.
+- (void)createAndInstallPresentationModeToggleButton;
+
 // Saves the window's position in the local state preferences.
 - (void)saveWindowPositionIfNeeded;
 
 // Saves the window's position to the given pref service.
 - (void)saveWindowPositionToPrefs:(PrefService*)prefs;
 
 // We need to adjust where sheets come out of the window, as by default they
 // erupt from the omnibox, which is rather weird.
 - (NSRect)window:(NSWindow*)window
     willPositionSheet:(NSWindow*)sheet
             usingRect:(NSRect)defaultSheetRect;
 
 // Repositions the window's subviews. From the top down: toolbar, normal
 // bookmark bar (if shown), infobar, NTP detached bookmark bar (if shown),
 // content area, download shelf (if any).
 - (void)layoutSubviews;
 
-// Find the total height of the floating bar (in fullscreen mode). Safe to call
-// even when not in fullscreen mode.
+// Find the total height of the floating bar (in presentation mode). Safe to
+// call even when not in presentation mode.
 - (CGFloat)floatingBarHeight;
 
+// Lays out the presentation mode toggle button at the top right corner of the
+// overlay.  Creates the button if needed, and removes it if it is not needed.
+// This method is safe to call on all OS versions.
+- (void)layoutPresentationModeToggleAtOverlayMaxX:(CGFloat)maxX
+                                      overlayMaxY:(CGFloat)maxY;
+
 // Lays out the tab strip at the given maximum y-coordinate, with the given
-// width, possibly for fullscreen mode; returns the new maximum y (below the tab
-// strip). This is safe to call even when there is no tab strip.
+// width, possibly for fullscreen mode; returns the new maximum y (below the
+// tab strip). This is safe to call even when there is no tab strip.
 - (CGFloat)layoutTabStripAtMaxY:(CGFloat)maxY
                           width:(CGFloat)width
                      fullscreen:(BOOL)fullscreen;
 
 // Lays out the toolbar (or just location bar for popups) at the given maximum
 // y-coordinate, with the given width; returns the new maximum y (below the
 // toolbar).
 - (CGFloat)layoutToolbarAtMinX:(CGFloat)minX
                           maxY:(CGFloat)maxY
                          width:(CGFloat)width;
 
 // Returns YES if the bookmark bar should be placed below the infobar, NO
 // otherwise.
 - (BOOL)placeBookmarkBarBelowInfoBar;
 
 // Lays out the bookmark bar at the given maximum y-coordinate, with the given
 // width; returns the new maximum y (below the bookmark bar). Note that one must
 // call it with the appropriate |maxY| which depends on whether or not the
 // bookmark bar is shown as the NTP bubble or not (use
 // |-placeBookmarkBarBelowInfoBar|).
 - (CGFloat)layoutBookmarkBarAtMinX:(CGFloat)minX
                               maxY:(CGFloat)maxY
                              width:(CGFloat)width;
 
 // Lay out the view which draws the background for the floating bar when in
-// fullscreen mode, with the given frame and fullscreen-mode-status. Should be
-// called even when not in fullscreen mode to hide the backing view.
+// presentation mode, with the given frame and presentation-mode-status. Should
+// be called even when not in presentation mode to hide the backing view.
 - (void)layoutFloatingBarBackingView:(NSRect)frame
-                          fullscreen:(BOOL)fullscreen;
+                    presentationMode:(BOOL)presentationMode;
 
 // Lays out the infobar at the given maximum y-coordinate, with the given width;
 // returns the new maximum y (below the infobar).
 - (CGFloat)layoutInfoBarAtMinX:(CGFloat)minX
                           maxY:(CGFloat)maxY
                          width:(CGFloat)width;
 
 // Lays out the download shelf, if there is one, at the given minimum
 // y-coordinate, with the given width; returns the new minimum y (above the
 // download shelf). This is safe to call even if there is no download shelf.
@@ skipping 10 matching lines @@
 
 // Is the current page one for which the bookmark should be shown detached *if*
 // the normal bookmark bar is not shown?
 - (BOOL)shouldShowDetachedBookmarkBar;
 
 // Sets the toolbar's height to a value appropriate for the given compression.
 // Also adjusts the bookmark bar's height by the opposite amount in order to
 // keep the total height of the two views constant.
 - (void)adjustToolbarAndBookmarkBarForCompression:(CGFloat)compression;
 
-// Adjust the UI when entering or leaving fullscreen mode.
-- (void)adjustUIForFullscreen:(BOOL)fullscreen;
+// Gets and sets whether to default to presentation mode when entering
+// fullscreen on Lion or later.  On Leopard and Snow Leopard, this preference is
+// ignored (fullscreen mode always turns presentation mode on).  This method is
+// safe to call on all OS versions.
+- (BOOL)shouldUsePresentationModeWhenEnteringFullscreen;
+- (void)setShouldUsePresentationModeWhenEnteringFullscreen:(BOOL)flag;
+
+// Whether to show the presentation mode toggle button in the UI.  Returns YES
+// if in fullscreen mode on Lion or later.  This method is safe to call on all
+// OS versions.
+- (BOOL)shouldShowPresentationModeToggle;
+
+// Moves views between windows in preparation for fullscreen mode on Snow
+// Leopard or earlier.  (Lion and later reuses the original window for
+// fullscreen mode, so there is no need to move views around.)  This method does
+// not position views; callers must also call |-layoutSubviews|.  This method
+// must not be called on Lion or later.
+- (void)moveViewsForFullscreenForSnowLeopardOrEarlier:(BOOL)fullscreen
+    regularWindow:(NSWindow*)regularWindow
+    fullscreenWindow:(NSWindow*)fullscreenWindow;
+
+// Sets presentation mode, creating the PresentationModeController if needed and
+// forcing a relayout.  If |forceDropdown| is YES, this method will always
+// initially show the floating bar when entering presentation mode, even if the
+// floating bar does not have focus.  This method is safe to call on all OS
+// versions.
+- (void)setPresentationModeInternal:(BOOL)presentationMode
+                      forceDropdown:(BOOL)forceDropdown;
+
+// Called on Snow Leopard or earlier to enter or exit fullscreen.  These methods
+// are internal implementations of |-setFullscreen:|.  These methods must not be
+// called on Lion or later.
+- (void)enterFullscreenForSnowLeopardOrEarlier;
+- (void)exitFullscreenForSnowLeopardOrEarlier;
+
+// Register or deregister for content view resize notifications.  These
+// notifications are used while transitioning to fullscreen mode in Lion or
+// later.  This method is safe to call on all OS versions.
+- (void)registerForContentViewResizeNotifications;
+- (void)deregisterForContentViewResizeNotifications;
+
+// Adjust the UI when entering or leaving presentation mode.  This method is
+// safe to call on all OS versions.
+- (void)adjustUIForPresentationMode:(BOOL)fullscreen;
 
 // Allows/prevents bar visibility locks and releases from updating the visual
 // state. Enabling makes changes instantaneously; disabling cancels any
 // timers/animation.
 - (void)enableBarVisibilityUpdates;
 - (void)disableBarVisibilityUpdates;
 
-// For versions of Mac OS that provide an "enter fullscreen" button, make one
-// appear (in a rather hacky manner). http://crbug.com/74065 : When switching
-// the fullscreen implementation to the new API, revisit how much of this
-// hacky code is necessary.
-- (void)setUpOSFullScreenButton;
-
 @end  // @interface BrowserWindowController(Private)
 
 #endif  // CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_PRIVATE_H_