Shift omnibox dropdown in and up on Windows, and square off the top, so it co...

chrome/browser/views/bubble_border.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.
+// Copyright (c) 2010 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_VIEWS_BUBBLE_BORDER_H_
 #define CHROME_BROWSER_VIEWS_BUBBLE_BORDER_H_
 
 #include "third_party/skia/include/core/SkColor.h"
 #include "views/background.h"
 #include "views/border.h"
 
 class SkBitmap;
 
-// Renders a round-rect border, with optional arrow (off by default), and a
-// custom dropshadow.  This can be used to produce floating "bubble" objects.
+// Renders a border, with optional arrow (off by default), and a custom
+// dropshadow.  This can be used to produce floating "bubble" objects.
+//
+// If the arrow is on, the bubble has four round corner.  If not, it has round
+// corners on the bottom and square corners on the top, and lacks a top border.
 class BubbleBorder : public views::Border {
  public:
   // Possible locations for the (optional) arrow.
   enum ArrowLocation {
     NONE,
     TOP_LEFT,
     TOP_RIGHT,
     BOTTOM_LEFT,
     BOTTOM_RIGHT
   };
@@ skipping 35 matching lines @@
 
   // Overridden from views::Border:
   virtual void GetInsets(gfx::Insets* insets) const;
 
  private:
   // Loads images if necessary.
   static void InitClass();
 
   virtual ~BubbleBorder() { }
 
-  // Returns true if there is an arrow and it is positioned on the top edge.
-  bool arrow_is_top() const {
-    return (arrow_location_ == TOP_LEFT) || (arrow_location_ == TOP_RIGHT);
+  // Returns true if there is an arrow and it is positioned on the bottom edge.
+  bool arrow_is_bottom() const {
+    return (arrow_location_ == BOTTOM_LEFT) ||
+           (arrow_location_ == BOTTOM_RIGHT);
   }
 
   // Returns true if there is an arrow and it is positioned on the left side.
   bool arrow_is_left() const {
     return (arrow_location_ == TOP_LEFT) || (arrow_location_ == BOTTOM_LEFT);
   }
 
   // Overridden from views::Border:
   virtual void Paint(const views::View& view, gfx::Canvas* canvas) const;
 
@@ skipping 26 matching lines @@
   // Background overrides.
   virtual void Paint(gfx::Canvas* canvas, views::View* view) const;
 
  private:
   BubbleBorder* border_;
 
   DISALLOW_COPY_AND_ASSIGN(BubbleBackground);
 };
 
 #endif  // CHROME_BROWSER_VIEWS_BUBBLE_BORDER_H_