/*

* Copyright (c) 2002-2007 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:  This class is a VideoControl.

*

*/

#ifndef CMMAVIDEOCONTROL_H

#define CMMAVIDEOCONTROL_H

//  INCLUDES

#include "cmmacontrol.h"

#include "mmmasnapshotreadycallback.h"

// mobitv fix  // 3.x QT based UI

//#include "CMIDToolkit.h"

//#include "lcdui.h"

// FORWARD DECLARATIONS

class MMIDComponent;

class MMMAEventPoster;

class MMMAGuiPlayer;

class MMMADisplay;

class CMMASnapshot;

class MMAFunctionServer;

class CMMAEvent;

//  CLASS DECLARATION

/**

*   This class is native side of the VideoControl java object.

*

*

*/

class CMMAVideoControl :

        public CMMAControl,

        public MMMASnapshotReadyCallback/*,    // 3.x QT based UI

        public MMIDEnvObserver*/

{

public:

    /**

     * @param aGuiPlayer Player that will be used.

     */

    IMPORT_C CMMAVideoControl(MMMAGuiPlayer* aGuiPlayer);

    /**

     * Deletes owned objects and removes global reference to

     * associated displayable object.

     */

    IMPORT_C ~CMMAVideoControl();

    /**

     * Finishes video control construction. This construction step

     * must be called from JNI, because JNIEnv is needed to create

     * callback methods to Java side.

     *

     * @param aVideoControl Used video control.

     * @param aControlObject Corresponding Java object.

     * @param aJni JNI environment used.

     * @param aEventPoster Used to post repaint and

     *                     snapshot ready events.

     */

    static void ConstructL(CMMAVideoControl* aVideoControl,

                           jobject aControlObject,

                           MMAFunctionServer* aEventSource,

                           JNIEnv* aJni,

                           MMMAEventPoster* aEventPoster/*,

                           CMIDToolkit* aToolkit*/); // mobitv fix // 3.x QT based UI

public: // New methods

    /**

     * Initializes display. Called when java display mode is initialized.

     * Created MMMADisplay object and sets it to associated gui player.

     *

     * @param aVideoControl Used video control.

     * @param aComponent Component that will be used to create display.

     * @param aDisplayHandle Java handle to created display will be set to

     *                       this variable. Still owned by video control.

     * @param aDeleteRefEvent Event posted in the destructor.

     */

    static void StaticInitL(CMMAVideoControl* aVideoControl,

                            jobject javaDisplayObject,

                            MMAFunctionServer* aEventSource,

                            TInt* aDisplayHandle,

                            CMMAEvent* aDeleteRefEvent,

                            TBool aGuiType);

    /**

     * Dynamic display mode initialization.

     * @see StaticInitL

     * @param aVideoControl Used video control.

     * @param aContentHandle Will contain handle to MMMADirectContent

     * @param aDeleteRefEvent Event posted in the destructor.

     */

    static void StaticInitDynamicModeL(CMMAVideoControl* aVideoControl,

                                       JNIEnv* aJni,

                                       TInt* aContentHandle,

                                       MMAFunctionServer* aEventSource,

                                       jobject aGUIObject,

                                       CMMAEvent* aDeleteRefEvent);

    /**

     * Gets property according to property type.

     *

     * @param aControl Used video control.

     * @param aPropertyType Type defined in Java header.

     * @param aReturnValue Property value will be set to this parameter.

     */

    static void StaticGetPropertyL(CMMAVideoControl* aControl,

                                   TInt aPropertyType,

                                   TInt* aReturnValue);

    /**

     * Sets property that is defined by type. Amount of propery

     * parameters used depends on property type.

     *

     * @param aControl Used video control.

     * @param aPropertyType Type defined in Java header.

     * @param aPropertyA First value.

     * @param aPropertyB Second value.

     */

    static void StaticSetPropertyL(CMMAVideoControl* aControl,

                                   TInt aPropertyType,

                                   TInt aPropertyA,

                                   TInt aPropertyB);

    /**

     * Takes snapshot from the associated gui player. When ready

     * Java side will be informed with iSnapshotReadyMethod.

     *

     * @param aControl Used video control.

     * @param aProperties Properties used to create snapshot.

     */

    static void TakeSnapShotL(CMMAVideoControl* aControl,

                              const TDesC* aProperties);

    static void StaticSetForegroundL(CMMAVideoControl* aControl,

                                     TInt aForeground) ;

public: // From MMMASnapshotReadyCallback

    IMPORT_C void SnapshotReady();

public: // From CMMAControl

    IMPORT_C const TDesC& ClassName() const;

public:

    TBool IsForeground();

    void SetDisplayHandleToJavaPeer(MMAFunctionServer* eventSource ,jobject javaVideoControlPeer);

protected:

	// 3.x QT based UI

  //  void RegisterForegroundListenerL(CMIDToolkit* aToolkit); // mobitv fix

//public: // from MMIDEnvObserver

   // void HandleSwitchOnL(TBool /*aSwitchOn*/);

    //Handles the case when the MIDlet is brought to the foreground.

 //   void HandleForegroundL(TBool /*aForeground*/);

    // Handles a change to resources which are shared accross the environment.

//    void HandleResourceChangeL(TInt /*aType*/);

private:

    void SetForeground(TBool aForeground, TBool aUseEventServer);

public:

    enum TDisplaytype

    {

        EDISPLAY_CANVAS=0,

        EDISPLAY_VIDEOITEM=1,

        EDISPLAY_ESWT=2

    };

protected:

    /**

     * Not owned.

     */

    MMMAEventPoster* iEventPoster;

    /**

     * Not owned.

     */

    MMMAGuiPlayer* iGuiPlayer;

    /**

     * Not owned.

     */

    JNIEnv* iJni;

    /**

     * Owned object. Used to control displayable object.

     */

    MMMADisplay* iDisplay;

    /**

     * Owned object. Created when snapshot is taken and destroyed

     * when snapshot is ready. Destroyed also in destuctor if control is

     * destroyed when taking snapshot.

     */

    CMMASnapshot* iSnapshot;

    /**

     * Java video control object.

     */

    jobject iListenerObject;

    /**

     * Used inform Java side when snapshot is ready or error occures.

     */

    jmethodID iSnapshotReadyMethod;

    /**

     * Owned object. Not created by the class.

     * Event is used to destroy reference to associated displayable object,

     * when video control is destroyed.

     */

    CMMAEvent* iDeleteRefEvent;

    /**

     * When video display is set to full screen mode, old

     * video position & size is stored to this member. When

     * full screen mode is turned off, this member is used to

     * find out if display size has been changed during full

     * screen mode. This is needed to generate a SIZE_CHANGED

     * event.

     */

    TSize iOldDisplaySize;

    // mobitv fix

    //CMIDToolkit* iToolkit;

   // MMIDEnv* iMidEnv;

    TBool iIsForeground;

};

#endif // CMMAVIDEOCONTROL_H