gtk: Hide the status bubble when the mouse nears it.

chrome/browser/cocoa/status_bubble_mac.mm

 // 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.
 
 #include "chrome/browser/cocoa/status_bubble_mac.h"
 
 #include <limits>
 
 #include "app/gfx/text_elider.h"
 #include "base/compiler_specific.h"
+#include "base/gfx/point.h"
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/sys_string_conversions.h"
 #import "chrome/browser/cocoa/bubble_view.h"
 #include "googleurl/src/gurl.h"
 #import "third_party/GTM/AppKit/GTMNSAnimation+Duration.h"
 #import "third_party/GTM/AppKit/GTMNSBezierPath+RoundRect.h"
 #import "third_party/GTM/AppKit/GTMNSColor+Luminance.h"
 #import "third_party/GTM/AppKit/GTMTheme.h"
 
@@ skipping 178 matching lines @@
     [window_ setAlphaValue:0.0];
     SetState(kBubbleHidden);
   }
 
   [status_text_ release];
   status_text_ = nil;
   [url_text_ release];
   url_text_ = nil;
 }
 
-void StatusBubbleMac::MouseMoved() {
+void StatusBubbleMac::MouseMoved(
+    const gfx::Point& location, bool left_content) {
+  if (left_content)
+    return;
+
   if (!window_)
     return;
 
+  // TODO(thakis): Use 'location' here instead of NSEvent.
   NSPoint cursor_location = [NSEvent mouseLocation];
   --cursor_location.y;  // docs say the y coord starts at 1 not 0; don't ask why
 
   // Get the normal position of the frame.
   NSRect window_frame = [window_ frame];
   window_frame.origin = [parent_ frame].origin;
 
   bool isShelfVisible = false;
 
   // Adjust the position to sit on top of download and extension shelves.
@@ skipping 100 matching lines @@
   [animation_delegate autorelease];
   [animation setDelegate:animation_delegate];
   NSMutableDictionary* animation_dictionary =
       [NSMutableDictionary dictionaryWithDictionary:[window_ animations]];
   [animation_dictionary setObject:animation forKey:kFadeAnimationKey];
   [window_ setAnimations:animation_dictionary];
 
   Attach();
 
   [view setCornerFlags:kRoundedTopRightCorner];
-  MouseMoved();
+  MouseMoved(gfx::Point(), false);
 }
 
 void StatusBubbleMac::Attach() {
   // If the parent window is offscreen when the child is added, the child will
   // never be displayed, even when the parent moves on-screen.  This method
   // may be called several times during the process of creating or showing a
   // status bubble to attach the bubble to its parent window.
   if (![window_ parentWindow] && [parent_ isVisible])
     [parent_ addChildWindow:window_ ordered:NSWindowAbove];
 }
@@ skipping 169 matching lines @@
 }
 
 NSRect StatusBubbleMac::CalculateWindowFrame() {
   DCHECK(parent_);
 
   NSRect rect = [parent_ frame];
   rect.size.height = kWindowHeight;
   rect.size.width = static_cast<int>(kWindowWidthPercent * rect.size.width);
   return rect;
 }