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Diffstat (limited to 'chrome/browser/speech/speech_input_bubble_controller.h')
| -rw-r--r-- | chrome/browser/speech/speech_input_bubble_controller.h | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/chrome/browser/speech/speech_input_bubble_controller.h b/chrome/browser/speech/speech_input_bubble_controller.h deleted file mode 100644 index 39a0293..0000000 --- a/chrome/browser/speech/speech_input_bubble_controller.h +++ /dev/null @@ -1,151 +0,0 @@ -// Copyright (c) 2011 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. - -#ifndef CHROME_BROWSER_SPEECH_SPEECH_INPUT_BUBBLE_CONTROLLER_H_ -#define CHROME_BROWSER_SPEECH_SPEECH_INPUT_BUBBLE_CONTROLLER_H_ - -#include <map> - -#include "base/basictypes.h" -#include "base/memory/ref_counted.h" -#include "base/memory/scoped_ptr.h" -#include "chrome/browser/speech/speech_input_bubble.h" -#include "content/public/browser/notification_observer.h" - -namespace gfx { -class Rect; -} - -namespace content { -class NotificationRegistrar; -} - -namespace speech_input { - -// This class handles the speech input popup UI on behalf of SpeechInputManager. -// SpeechInputManager invokes methods in the IO thread and this class processes -// those requests in the UI thread. There could be multiple bubble objects alive -// at the same time but only one of them is visible to the user. User actions on -// that bubble are reported to the delegate. -class SpeechInputBubbleController - : public base::RefCountedThreadSafe<SpeechInputBubbleController>, - public SpeechInputBubbleDelegate, - public content::NotificationObserver { - public: - // All methods of this delegate are called in the IO thread. - class Delegate { - public: - // Invoked when the user clicks on a button in the speech input UI. - virtual void InfoBubbleButtonClicked(int caller_id, - SpeechInputBubble::Button button) = 0; - - // Invoked when the user clicks outside the speech input info bubble causing - // it to close and input focus to change. - virtual void InfoBubbleFocusChanged(int caller_id) = 0; - - protected: - virtual ~Delegate() {} - }; - - explicit SpeechInputBubbleController(Delegate* delegate); - virtual ~SpeechInputBubbleController(); - - // Creates a new speech input UI bubble. One of the SetXxxx methods below need - // to be called to specify what to display. - void CreateBubble(int caller_id, - int render_process_id, - int render_view_id, - const gfx::Rect& element_rect); - - // Indicates to the user that audio hardware is warming up. This also makes - // the bubble visible if not already visible. - void SetBubbleWarmUpMode(int caller_id); - - // Indicates to the user that audio recording is in progress. This also makes - // the bubble visible if not already visible. - void SetBubbleRecordingMode(int caller_id); - - // Indicates to the user that recognition is in progress. If the bubble is - // hidden, |Show| must be called to make it appear on screen. - void SetBubbleRecognizingMode(int caller_id); - - // Displays the given string with the 'Try again' and 'Cancel' buttons. If the - // bubble is hidden, |Show| must be called to make it appear on screen. - void SetBubbleMessage(int caller_id, const string16& text); - - // Updates the current captured audio volume displayed on screen. - void SetBubbleInputVolume(int caller_id, float volume, float noise_volume); - - void CloseBubble(int caller_id); - - // SpeechInputBubble::Delegate methods. - virtual void InfoBubbleButtonClicked( - SpeechInputBubble::Button button) OVERRIDE; - virtual void InfoBubbleFocusChanged() OVERRIDE; - - // content::NotificationObserver implementation. - virtual void Observe(int type, - const content::NotificationSource& source, - const content::NotificationDetails& details) OVERRIDE; - - private: - // The various calls received by this object and handled in the UI thread. - enum RequestType { - REQUEST_SET_WARM_UP_MODE, - REQUEST_SET_RECORDING_MODE, - REQUEST_SET_RECOGNIZING_MODE, - REQUEST_SET_MESSAGE, - REQUEST_SET_INPUT_VOLUME, - REQUEST_CLOSE, - }; - - enum ManageSubscriptionAction { - BUBBLE_ADDED, - BUBBLE_REMOVED - }; - - void InvokeDelegateButtonClicked(int caller_id, - SpeechInputBubble::Button button); - void InvokeDelegateFocusChanged(int caller_id); - void ProcessRequestInUiThread(int caller_id, - RequestType type, - const string16& text, - float volume, - float noise_volume); - - // Called whenever a bubble was added to or removed from the list. If the - // bubble was being added, this method registers for close notifications with - // the TabContents if this was the first bubble for the tab. Similarly if the - // bubble was being removed, this method unregisters from TabContents if this - // was the last bubble associated with that tab. - void UpdateTabContentsSubscription(int caller_id, - ManageSubscriptionAction action); - - // Only accessed in the IO thread. - Delegate* delegate_; - - // *** The following are accessed only in the UI thread. - - // The caller id for currently visible bubble (since only one bubble is - // visible at any time). - int current_bubble_caller_id_; - - // Map of caller-ids to bubble objects. The bubbles are weak pointers owned by - // this object and get destroyed by |CloseBubble|. - typedef std::map<int, SpeechInputBubble*> BubbleCallerIdMap; - BubbleCallerIdMap bubbles_; - - scoped_ptr<content::NotificationRegistrar> registrar_; -}; - -// This typedef is to workaround the issue with certain versions of -// Visual Studio where it gets confused between multiple Delegate -// classes and gives a C2500 error. (I saw this error on the try bots - -// the workaround was not needed for my machine). -typedef SpeechInputBubbleController::Delegate - SpeechInputBubbleControllerDelegate; - -} // namespace speech_input - -#endif // CHROME_BROWSER_SPEECH_SPEECH_INPUT_BUBBLE_CONTROLLER_H_ |