keyword_hint_view.h revision cedac228d2dd51db4b79ea1e72c7f249408ee061 
1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_KEYWORD_HINT_VIEW_H_
6#define CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_KEYWORD_HINT_VIEW_H_
7
8#include <string>
9
10#include "base/compiler_specific.h"
11#include "ui/gfx/size.h"
12#include "ui/views/view.h"
13
14class Profile;
15
16namespace gfx {
17class FontList;
18}
19
20namespace views {
21class ImageView;
22class Label;
23}
24
25// KeywordHintView is used by the location bar view to display a hint to the
26// user when the selected url has a corresponding keyword.
27//
28// Internally KeywordHintView uses two labels to render the text, and draws
29// the tab image itself.
30//
31// NOTE: This should really be called LocationBarKeywordHintView, but I
32// couldn't bring myself to use such a long name.
33class KeywordHintView : public views::View {
34 public:
35  KeywordHintView(Profile* profile,
36                  const gfx::FontList& font_list,
37                  SkColor text_color,
38                  SkColor background_color);
39  virtual ~KeywordHintView();
40
41  void SetKeyword(const base::string16& keyword);
42  base::string16 keyword() const { return keyword_; }
43
44  virtual gfx::Size GetPreferredSize() const OVERRIDE;
45  // The minimum size is just big enough to show the tab.
46  virtual gfx::Size GetMinimumSize() const OVERRIDE;
47  virtual void Layout() OVERRIDE;
48
49 private:
50  views::Label* CreateLabel(const gfx::FontList& font_list,
51                            SkColor text_color,
52                            SkColor background_color);
53
54  Profile* profile_;
55  views::Label* leading_label_;
56  views::ImageView* tab_image_;
57  views::Label* trailing_label_;
58  base::string16 keyword_;
59
60  DISALLOW_COPY_AND_ASSIGN(KeywordHintView);
61};
62
63#endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_KEYWORD_HINT_VIEW_H_
64