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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_VIEWS_STATUS_BUBBLE_VIEWS_H_ | 5 #ifndef CHROME_BROWSER_VIEWS_STATUS_BUBBLE_VIEWS_H_ |
6 #define CHROME_BROWSER_VIEWS_STATUS_BUBBLE_VIEWS_H_ | 6 #define CHROME_BROWSER_VIEWS_STATUS_BUBBLE_VIEWS_H_ |
7 | 7 |
8 #include "base/gfx/rect.h" | 8 #include "base/gfx/rect.h" |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/scoped_ptr.h" | 10 #include "base/scoped_ptr.h" |
11 #include "base/task.h" | |
12 #include "chrome/browser/status_bubble.h" | 11 #include "chrome/browser/status_bubble.h" |
13 #include "googleurl/src/gurl.h" | |
14 | 12 |
15 class GURL; | 13 class GURL; |
16 namespace views { | 14 namespace views { |
17 class Widget; | 15 class Widget; |
18 } | 16 } |
19 | 17 |
20 // StatusBubble displays a bubble of text that fades in, hovers over the | 18 // StatusBubble displays a bubble of text that fades in, hovers over the |
21 // browser chrome and fades away when not needed. It is primarily designed | 19 // browser chrome and fades away when not needed. It is primarily designed |
22 // to allow users to see where hovered links point to. | 20 // to allow users to see where hovered links point to. |
23 class StatusBubbleViews : public StatusBubble { | 21 class StatusBubbleViews : public StatusBubble { |
24 public: | 22 public: |
25 // How wide the bubble's shadow is. | 23 // How wide the bubble's shadow is. |
26 static const int kShadowThickness; | 24 static const int kShadowThickness; |
27 | 25 |
28 // The combined vertical padding above and below the text. | 26 // The combined vertical padding above and below the text. |
29 static const int kTotalVerticalPadding = 7; | 27 static const int kTotalVerticalPadding = 7; |
30 | 28 |
31 // On hover, expand status bubble to accommodate long URL after this delay. | |
32 static const int kExpandHoverDelay = 2000; | |
33 | |
34 explicit StatusBubbleViews(views::Widget* frame); | 29 explicit StatusBubbleViews(views::Widget* frame); |
35 ~StatusBubbleViews(); | 30 ~StatusBubbleViews(); |
36 | 31 |
37 // Reposition the bubble - as we are using a WS_POPUP for the bubble, | 32 // Reposition the bubble - as we are using a WS_POPUP for the bubble, |
38 // we have to manually position it when the browser window moves. | 33 // we have to manually position it when the browser window moves. |
39 void Reposition(); | 34 void Reposition(); |
40 | 35 |
41 // The bubble only has a preferred height: the sum of the height of | 36 // The bubble only has a preferred height: the sum of the height of |
42 // the font and kTotalVerticalPadding. | 37 // the font and kTotalVerticalPadding. |
43 gfx::Size GetPreferredSize(); | 38 gfx::Size GetPreferredSize(); |
44 | 39 |
45 // Set the bounds of the bubble relative to the browser window. | 40 // Set the bounds of the bubble relative to the browser window. |
46 void SetBounds(int x, int y, int w, int h); | 41 void SetBounds(int x, int y, int w, int h); |
47 | 42 |
48 // Set bubble to new width; for animation of expansion. | |
49 void SetBubbleWidth(int width); | |
50 | |
51 // Overridden from StatusBubble: | 43 // Overridden from StatusBubble: |
52 virtual void SetStatus(const std::wstring& status); | 44 virtual void SetStatus(const std::wstring& status); |
53 virtual void SetURL(const GURL& url, const std::wstring& languages); | 45 virtual void SetURL(const GURL& url, const std::wstring& languages); |
54 virtual void Hide(); | 46 virtual void Hide(); |
55 virtual void MouseMoved(); | 47 virtual void MouseMoved(); |
56 virtual void UpdateDownloadShelfVisibility(bool visible); | 48 virtual void UpdateDownloadShelfVisibility(bool visible); |
57 | 49 |
58 private: | 50 private: |
59 class StatusView; | 51 class StatusView; |
60 class StatusViewExpander; | |
61 | 52 |
62 // Initializes the popup and view. | 53 // Initializes the popup and view. |
63 void Init(); | 54 void Init(); |
64 | 55 |
65 // Attempt to move the status bubble out of the way of the cursor, allowing | 56 // Attempt to move the status bubble out of the way of the cursor, allowing |
66 // users to see links in the region normally occupied by the status bubble. | 57 // users to see links in the region normally occupied by the status bubble. |
67 void AvoidMouse(); | 58 void AvoidMouse(); |
68 | 59 |
69 // Expand bubble size to accommodate an abridged URL. | |
70 void ExpandBubble(); | |
71 | |
72 // Cancel all the expansions waiting in the timer. | |
73 void CancelExpandTimer(); | |
74 | |
75 // Get the standard width for a status bubble in the current frame size. | |
76 int GetStandardStatusBubbleWidth(); | |
77 | |
78 // Get the maximum possible width for a status bubble in the current | |
79 // frame size. | |
80 int GetMaxStatusBubbleWidth(); | |
81 | |
82 // The status text we want to display when there are no URLs to display. | 60 // The status text we want to display when there are no URLs to display. |
83 std::wstring status_text_; | 61 std::wstring status_text_; |
84 | 62 |
85 // The url we want to display when there is no status text to display. | 63 // The url we want to display when there is no status text to display. |
86 // This string may be elided if the URL is too long to fit in status bubble. | |
87 std::wstring url_text_; | 64 std::wstring url_text_; |
88 | 65 |
89 // The original url. We need to keep this around to we can re-elide it to | |
90 // dynamically fit the bubble if we need to expand it to show a url that | |
91 // has been cut off. | |
92 GURL url_; | |
93 | |
94 // Keep this around so we can elide the original url when we expand it. | |
95 std::wstring languages_; | |
96 | |
97 // Position relative to the parent window. | 66 // Position relative to the parent window. |
98 gfx::Point position_; | 67 gfx::Point position_; |
99 gfx::Size size_; | 68 gfx::Size size_; |
100 | 69 |
101 // How vertically offset the bubble is from its root position_. | 70 // How vertically offset the bubble is from its root position_. |
102 int offset_; | 71 int offset_; |
103 | 72 |
104 // We use a HWND for the popup so that it may float above any HWNDs in our | 73 // We use a HWND for the popup so that it may float above any HWNDs in our |
105 // UI (the location bar, for example). | 74 // UI (the location bar, for example). |
106 scoped_ptr<views::Widget> popup_; | 75 scoped_ptr<views::Widget> popup_; |
107 double opacity_; | 76 double opacity_; |
108 | 77 |
109 views::Widget* frame_; | 78 views::Widget* frame_; |
110 StatusView* view_; | 79 StatusView* view_; |
111 StatusViewExpander* expand_view_; | |
112 | 80 |
113 // If the download shelf is visible, do not obscure it. | 81 // If the download shelf is visible, do not obscure it. |
114 bool download_shelf_is_visible_; | 82 bool download_shelf_is_visible_; |
115 | 83 |
116 // Is the bubble expanded? If so, change size immediately. | |
117 bool is_expanded_; | |
118 | |
119 // Times expansion of status bubble when URL is too long for standard width. | |
120 ScopedRunnableMethodFactory<StatusBubbleViews> expand_timer_factory_; | |
121 | |
122 DISALLOW_COPY_AND_ASSIGN(StatusBubbleViews); | 84 DISALLOW_COPY_AND_ASSIGN(StatusBubbleViews); |
123 }; | 85 }; |
124 | 86 |
125 #endif // CHROME_BROWSER_VIEWS_STATUS_BUBBLE_VIEWS_H_ | 87 #endif // CHROME_BROWSER_VIEWS_STATUS_BUBBLE_VIEWS_H_ |
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