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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import <Cocoa/Cocoa.h>
#include "chrome/browser/speech/speech_input_bubble.h"
#import "base/scoped_nsobject.h"
#import "chrome/browser/cocoa/speech_input_window_controller.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/browser/tab_contents/tab_contents_view.h"
namespace {
// A class to bridge between the speech recognition C++ code and the Objective-C
// bubble implementation. See chrome/browser/speech/speech_input_bubble.h for
// more information on how this gets used.
class SpeechInputBubbleImpl : public SpeechInputBubble {
public:
SpeechInputBubbleImpl(TabContents* tab_contents,
Delegate* delegate,
const gfx::Rect& element_rect);
virtual ~SpeechInputBubbleImpl();
virtual void SetRecognizingMode();
private:
scoped_nsobject<SpeechInputWindowController> window_;
};
SpeechInputBubbleImpl::SpeechInputBubbleImpl(TabContents* tab_contents,
Delegate* delegate,
const gfx::Rect& element_rect) {
// Find the screen coordinates for the given tab and position the bubble's
// arrow anchor point inside that to point at the bottom-left of the html
// input element rect.
gfx::NativeView view = tab_contents->view()->GetNativeView();
NSRect tab_bounds = [view bounds];
NSPoint anchor = NSMakePoint(tab_bounds.origin.x + element_rect.x(),
tab_bounds.origin.y + tab_bounds.size.height -
element_rect.y() - element_rect.height());
anchor = [view convertPoint:anchor toView:nil];
anchor = [[view window] convertBaseToScreen:anchor];
window_.reset([[SpeechInputWindowController alloc]
initWithParentWindow:tab_contents->view()->GetTopLevelNativeWindow()
delegate:delegate
anchoredAt:anchor]);
}
SpeechInputBubbleImpl::~SpeechInputBubbleImpl() {
[window_.get() close];
}
void SpeechInputBubbleImpl::SetRecognizingMode() {
[window_.get() didStartRecognition];
}
} // namespace
SpeechInputBubble* SpeechInputBubble::CreateNativeBubble(
TabContents* tab_contents,
Delegate* delegate,
const gfx::Rect& element_rect) {
return new SpeechInputBubbleImpl(tab_contents, delegate, element_rect);
}
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