camerauis/cameraxui/cxengine/inc/api/cxeviewfindercontrol.h
changeset 19 d9aefe59d544
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/camerauis/cameraxui/cxengine/inc/api/cxeviewfindercontrol.h	Fri Apr 16 14:51:30 2010 +0300
@@ -0,0 +1,72 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+#ifndef CXEVIEWFINDERCONTROL_H_
+#define CXEVIEWFINDERCONTROL_H_
+
+#include <QObject> 
+#include <QWidget> // for WId
+#include <QMetaType>
+#include "cxeerror.h"
+
+class CxeViewfinderControl : public QObject
+{
+    Q_OBJECT
+public:
+
+    enum State
+        {
+        Uninitialized = 0x01, // VF not yet initialized
+        Ready         = 0x02, // VF initialized but not running
+        Running       = 0x04, // VF running
+        };
+
+    virtual void setWindow(WId windowId) = 0;
+
+    /*!
+    * Start viewfinder 
+    * @return CxeEngine specific error code
+    */
+    virtual CxeError::Id start() = 0;
+    
+    /*!
+    * Stop viewfinder 
+    */
+    virtual void stop() = 0;
+    
+    /*!
+    * Current viewfinder state
+    */
+    virtual State state() const = 0;
+
+    /*!
+    * Returns Device's Display resolution
+    */
+    virtual QSize deviceDisplayResolution() const = 0;
+
+signals:
+    void stateChanged(CxeViewfinderControl::State newState, CxeError::Id error);
+
+protected:
+    CxeViewfinderControl() {}
+
+private:
+    Q_DISABLE_COPY(CxeViewfinderControl)
+};
+
+Q_DECLARE_METATYPE(CxeViewfinderControl::State)
+
+#endif /*CXEVIEWFINDERCONTROL_H_*/