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