keyword_hint_view.h revision d0247b1b59f9c528cb6df88b4f2b9afaf80d181e 
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                  int font_y_offset,
38                  SkColor text_color,
39                  SkColor background_color);
40  virtual ~KeywordHintView();
41
42  void SetKeyword(const string16& keyword);
43  string16 keyword() const { return keyword_; }
44
45  virtual gfx::Size GetPreferredSize() OVERRIDE;
46  // The minimum size is just big enough to show the tab.
47  virtual gfx::Size GetMinimumSize() OVERRIDE;
48  virtual void Layout() OVERRIDE;
49
50 private:
51  views::Label* CreateLabel(const gfx::FontList& font_list,
52                            int font_y_offset,
53                            SkColor text_color,
54                            SkColor background_color);
55
56  Profile* profile_;
57  views::Label* leading_label_;
58  views::ImageView* tab_image_;
59  views::Label* trailing_label_;
60  string16 keyword_;
61
62  DISALLOW_COPY_AND_ASSIGN(KeywordHintView);
63};
64
65#endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_KEYWORD_HINT_VIEW_H_
66