info_bubble.h revision f2477e01787aa58f445919b809d89e252beef54f 
1// Copyright 2013 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_AUTOFILL_INFO_BUBBLE_H_
6#define CHROME_BROWSER_UI_VIEWS_AUTOFILL_INFO_BUBBLE_H_
7
8#include "base/basictypes.h"
9#include "base/compiler_specific.h"
10#include "base/strings/string16.h"
11#include "ui/gfx/insets.h"
12#include "ui/views/bubble/bubble_delegate.h"
13
14namespace autofill {
15
16// Class to create and manage an information bubble for errors or tooltips.
17class InfoBubble : public views::BubbleDelegateView {
18 public:
19  InfoBubble(views::View* anchor, const base::string16& message);
20  virtual ~InfoBubble();
21
22  // Shows the bubble. |widget_| will be NULL until this is called.
23  void Show();
24
25  // Hides and closes the bubble.
26  void Hide();
27
28  // Updates the position of the bubble.
29  void UpdatePosition();
30
31  // views::BubbleDelegateView:
32  virtual gfx::Size GetPreferredSize() OVERRIDE;
33  virtual gfx::Rect GetBubbleBounds() OVERRIDE;
34  virtual void OnWidgetClosing(views::Widget* widget) OVERRIDE;
35  virtual bool ShouldFlipArrowForRtl() const OVERRIDE;
36
37  views::View* anchor() { return anchor_; }
38
39  void set_align_to_anchor_edge(bool align_to_anchor_edge) {
40    align_to_anchor_edge_ = align_to_anchor_edge;
41  }
42
43  void set_container_insets(const gfx::Insets& container_insets) {
44    container_insets_ = container_insets;
45  }
46
47  void set_preferred_width(int preferred_width) {
48    preferred_width_ = preferred_width;
49  }
50
51  void set_show_above_anchor(bool show_above_anchor) {
52    show_above_anchor_ = show_above_anchor;
53  }
54
55 private:
56  // Whether the bubble should stick to the right edge of |anchor_|.
57  bool ShouldArrowGoOnTheRight();
58
59  views::Widget* widget_;  // Weak, may be NULL.
60  views::View* const anchor_;  // Weak.
61
62  // Whether the bubble should align its border to the anchor's edge rather than
63  // horizontally centering the arrow on |anchor_|'s midpoint. Default is false.
64  bool align_to_anchor_edge_;
65
66  // Shrinks the container's size when calculating whether the arrow should be
67  // on the right or left side of the bubble.
68  gfx::Insets container_insets_;
69
70  // The width this bubble prefers to be. Default is 0 (no preference).
71  int preferred_width_;
72
73  // Whether the bubble should be shown above the anchor (default is below).
74  bool show_above_anchor_;
75
76  DISALLOW_COPY_AND_ASSIGN(InfoBubble);
77};
78
79}  // namespace autofill
80
81#endif  // CHROME_BROWSER_UI_VIEWS_AUTOFILL_INFO_BUBBLE_H_
82