[Mac] Add support for growing or shrinking the window during animations....

chrome/browser/cocoa/browser_window_controller.h

 // Copyright (c) 2009 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_COCOA_BROWSER_WINDOW_CONTROLLER_H_
 #define CHROME_BROWSER_COCOA_BROWSER_WINDOW_CONTROLLER_H_
 
 // A class acting as the Objective-C controller for the Browser
 // object. Handles interactions between Cocoa and the cross-platform
 // code. Each window has a single toolbar and, by virtue of being a
@@ skipping 56 matching lines @@
   scoped_nsobject<BookmarkBarController> bookmarkBarController_;
 
   // Strong. StatusBubble is a special case of a strong reference that
   // we don't wrap in a scoped_ptr because it is acting the same
   // as an NSWindowController in that it wraps a window that must
   // be shut down before our destructors are called.
   StatusBubbleMac* statusBubble_;
 
   BookmarkBubbleController* bookmarkBubbleController_;  // Weak.
   scoped_nsobject<GTMTheme> theme_;
+  BOOL initializing_;  // YES while we are currently in initWithBrowser:
   BOOL ownsBrowser_;  // Only ever NO when testing
   CGFloat verticalOffsetForStatusBubble_;
 }
 
 // Load the browser window nib and do any Cocoa-specific initialization.
 // Takes ownership of |browser|.
 - (id)initWithBrowser:(Browser*)browser;
 
 // Call to make the browser go away from other places in the cross-platform
 // code.
@@ skipping 91 matching lines @@
 
 @interface BrowserWindowController(TestingAPI)
 
 // Put the incognito badge on the browser and adjust the tab strip
 // accordingly.
 - (void)installIncognitoBadge;
 
 // Allows us to initWithBrowser withOUT taking ownership of the browser.
 - (id)initWithBrowser:(Browser*)browser takeOwnership:(BOOL)ownIt;
 
+// Adjusts the window height by the given amount.  If the window spans from the
+// top of the current workspace to the bottom of the current workspace, the
+// height is not adjusted.  If growing the window by the requested amount would
+// size the window to be taller than the current workspace, the window height is
+// capped to be equal to the height of the current workspace.  If the window is
+// partially offscreen, its height is not adjusted at all.  This function
+// prefers to grow the window down, but will grow up if needed.  Calls to this
+// function should be followed by a call to |layoutSubviews|.
+- (void)adjustWindowHeightBy:(CGFloat)deltaH;
+
 // Return an autoreleased NSWindow suitable for fullscreen use.
 - (NSWindow*)fullscreenWindow;
 
 // Return a point suitable for the topLeft for a bookmark bubble.
 - (NSPoint)topLeftForBubble;
 
 // Updates a bookmark sync UI item (expected to be a menu item).  This is
 // called every time the menu containing the sync UI item is displayed.
 - (void)updateSyncItem:(id)syncItem
            syncEnabled:(BOOL)syncEnabled
                 status:(SyncStatusUIHelper::MessageType)status;
 
 @end  // BrowserWindowController(TestingAPI)
 
 #endif  // CHROME_BROWSER_COCOA_BROWSER_WINDOW_CONTROLLER_H_