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1 // Copyright (c) 2012 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 #import <Cocoa/Cocoa.h> | |
6 | |
7 #include "chrome/browser/speech/speech_recognition_bubble.h" | |
8 | |
9 #import "base/mac/scoped_nsobject.h" | |
10 #include "chrome/browser/ui/browser.h" | |
11 #include "chrome/browser/ui/cocoa/browser_window_cocoa.h" | |
12 #include "chrome/browser/ui/cocoa/browser_window_controller.h" | |
13 #include "chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h" | |
14 #import "chrome/browser/ui/cocoa/speech_recognition_window_controller.h" | |
15 #include "content/public/browser/web_contents.h" | |
16 #include "content/public/browser/web_contents_view.h" | |
17 #include "ui/gfx/image/image_skia_util_mac.h" | |
18 | |
19 using content::WebContents; | |
20 | |
21 namespace { | |
22 | |
23 // A class to bridge between the speech recognition C++ code and the Objective-C | |
24 // bubble implementation. See chrome/browser/speech/speech_recognition_bubble.h | |
25 // for more information on how this gets used. | |
26 class SpeechRecognitionBubbleImpl : public SpeechRecognitionBubbleBase { | |
27 public: | |
28 SpeechRecognitionBubbleImpl(int render_process_id, | |
29 int render_view_id, | |
30 Delegate* delegate, | |
31 const gfx::Rect& element_rect); | |
32 virtual ~SpeechRecognitionBubbleImpl(); | |
33 virtual void Show() OVERRIDE; | |
34 virtual void Hide() OVERRIDE; | |
35 virtual void UpdateLayout() OVERRIDE; | |
36 virtual void UpdateImage() OVERRIDE; | |
37 | |
38 private: | |
39 base::scoped_nsobject<SpeechRecognitionWindowController> window_; | |
40 Delegate* delegate_; | |
41 gfx::Rect element_rect_; | |
42 }; | |
43 | |
44 SpeechRecognitionBubbleImpl::SpeechRecognitionBubbleImpl( | |
45 int render_process_id, | |
46 int render_view_id, | |
47 Delegate* delegate, | |
48 const gfx::Rect& element_rect) | |
49 : SpeechRecognitionBubbleBase(render_process_id, render_view_id), | |
50 delegate_(delegate), | |
51 element_rect_(element_rect) { | |
52 } | |
53 | |
54 SpeechRecognitionBubbleImpl::~SpeechRecognitionBubbleImpl() { | |
55 if (window_.get()) | |
56 [window_.get() close]; | |
57 } | |
58 | |
59 void SpeechRecognitionBubbleImpl::UpdateImage() { | |
60 if (window_.get() && GetWebContents()) | |
61 [window_.get() setImage:gfx::NSImageFromImageSkia(icon_image())]; | |
62 } | |
63 | |
64 void SpeechRecognitionBubbleImpl::Show() { | |
65 if (!GetWebContents()) | |
66 return; | |
67 | |
68 if (window_.get()) { | |
69 [window_.get() show]; | |
70 return; | |
71 } | |
72 | |
73 // Find the screen coordinates for the given tab and position the bubble's | |
74 // arrow anchor point inside that to point at the bottom-left of the html | |
75 // input element rect if the position is valid, otherwise point it towards | |
76 // the page icon in the omnibox. | |
77 gfx::NativeView view = GetWebContents()->GetView()->GetNativeView(); | |
78 NSWindow* parent_window = [view window]; | |
79 NSRect tab_bounds = [view bounds]; | |
80 int anchor_x = tab_bounds.origin.x + element_rect_.x() + | |
81 element_rect_.width() - kBubbleTargetOffsetX; | |
82 int anchor_y = tab_bounds.origin.y + tab_bounds.size.height - | |
83 element_rect_.y() - element_rect_.height(); | |
84 | |
85 NSPoint anchor = NSMakePoint(anchor_x, anchor_y); | |
86 if (NSPointInRect(anchor, tab_bounds)) { | |
87 // Good, convert to window coordinates. | |
88 anchor = [view convertPoint:anchor toView:nil]; | |
89 } else { | |
90 LocationBarViewMac* locationBar = | |
91 [[parent_window windowController] locationBarBridge]; | |
92 | |
93 if (locationBar) { | |
94 anchor = locationBar->GetPageInfoBubblePoint(); | |
95 } else { | |
96 // This is very rare, but possible. Just use the top-left corner. | |
97 // See http://crbug.com/119237 | |
98 anchor = NSMakePoint(NSMinX(tab_bounds), NSMaxY(tab_bounds)); | |
99 anchor = [view convertPoint:anchor toView:nil]; | |
100 } | |
101 } | |
102 | |
103 anchor = [parent_window convertBaseToScreen:anchor]; | |
104 | |
105 window_.reset([[SpeechRecognitionWindowController alloc] | |
106 initWithParentWindow:parent_window | |
107 delegate:delegate_ | |
108 anchoredAt:anchor]); | |
109 | |
110 UpdateLayout(); | |
111 [window_.get() show]; | |
112 } | |
113 | |
114 void SpeechRecognitionBubbleImpl::Hide() { | |
115 if (!window_.get()) | |
116 return; | |
117 | |
118 [window_.get() close]; | |
119 window_.reset(); | |
120 } | |
121 | |
122 void SpeechRecognitionBubbleImpl::UpdateLayout() { | |
123 if (!window_.get() || !GetWebContents()) | |
124 return; | |
125 | |
126 [window_.get() updateLayout:display_mode() | |
127 messageText:message_text() | |
128 iconImage:gfx::NSImageFromImageSkia(icon_image())]; | |
129 } | |
130 | |
131 } // namespace | |
132 | |
133 SpeechRecognitionBubble* SpeechRecognitionBubble::CreateNativeBubble( | |
134 int render_process_id, | |
135 int render_view_id, | |
136 Delegate* delegate, | |
137 const gfx::Rect& element_rect) { | |
138 return new SpeechRecognitionBubbleImpl(render_process_id, | |
139 render_view_id, | |
140 delegate, | |
141 element_rect); | |
142 } | |
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