| // 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_LOCATION_BAR_KEYWORD_HINT_DECORATION_H_ |
| #define CHROME_BROWSER_UI_COCOA_LOCATION_BAR_KEYWORD_HINT_DECORATION_H_ |
| |
| #include <string> |
| |
| #import "chrome/browser/ui/cocoa/location_bar/location_bar_decoration.h" |
| |
| #import "base/mac/scoped_nsobject.h" |
| #include "base/strings/string16.h" |
| |
| // Draws the keyword hint, "Press [tab] to search <site>". |
| |
| class KeywordHintDecoration : public LocationBarDecoration { |
| public: |
| KeywordHintDecoration(); |
| virtual ~KeywordHintDecoration(); |
| |
| // Calculates the message to display and where to place the [tab] |
| // image. |
| void SetKeyword(const string16& keyword, bool is_extension_keyword); |
| |
| // Implement |LocationBarDecoration|. |
| virtual void DrawInFrame(NSRect frame, NSView* control_view) OVERRIDE; |
| virtual CGFloat GetWidthForSpace(CGFloat width) OVERRIDE; |
| |
| private: |
| // Fetch and cache the [tab] image. |
| NSImage* GetHintImage(); |
| |
| // Attributes for drawing the hint string, such as font and color. |
| base::scoped_nsobject<NSDictionary> attributes_; |
| |
| // Cache for the [tab] image. |
| base::scoped_nsobject<NSImage> hint_image_; |
| |
| // The text to display to the left and right of the hint image. |
| base::scoped_nsobject<NSString> hint_prefix_; |
| base::scoped_nsobject<NSString> hint_suffix_; |
| |
| DISALLOW_COPY_AND_ASSIGN(KeywordHintDecoration); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_COCOA_LOCATION_BAR_KEYWORD_HINT_DECORATION_H_ |