/*

* Copyright (c) 2010 Kanrikogaku Kenkyusho, Ltd.

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:

* Kanrikogaku Kenkyusho, Ltd. - Initial contribution

*

* Contributors:

*

* Description:  

*

*/

#ifndef RDIRECTPRINTCLIENT_H

#define RDIRECTPRINTCLIENT_H

#include <e32std.h>

#include "directprintselectitem.h"

class TDirectPrintCapability;

//class TIdleGuardData;

//class TDiscoveryGuardData;

class TDirectPrintJobGuardData;

class RDirectPrintClient : public RSessionBase

	{

	public:

		/**

         *	Constructor      

         */

		IMPORT_C RDirectPrintClient();

		/**

         *	Connect to the DirectPrint server

		 *

		 *  @return KErrNone if successful, otherwise another of the system-wide error codes

         */

		IMPORT_C void ConnectL();

		/**

         *	Close the session         

         */

		IMPORT_C void Close();

		/**

         *	Count connections to the server ( all clients in all prosesses )

         *	

		 *	@param aConnections holder for connnections count 

         *  @return KErrNone if successful, otherwise another of the system-wide error codes

         */

		IMPORT_C TInt CountConnections( TInt& aConnections ) const;

		/**    

		 *	Inform server about foreground/background state of the client

		 *

		 *	@param aFg foreground/background flag

         *  @return KErrNone if successful, otherwise another of the system-wide error codes

         */

		IMPORT_C TInt SetForeground( TInt aFg ) const;

		/**

         *	Reserves DirectPrint engine for this client

         *	

         *  @return KErrNone if successful, KErrInUse if used by another client

         */

		IMPORT_C TInt ReserveEngine() const;

		/**

         *	Releases DirectPrint engine

         *	

         *  @return KErrNone if successful, KErrInUse if used by another client 

         */

		IMPORT_C TInt ReleaseEngine() const;

		/**

         *	Get protocols supported by DirectPrint engine

         *	

         *  @return OR:ed protocols or KErrInUse if used by another client 

         */

		IMPORT_C TInt SupportedProtocols() const;				

		/**

		 *	Gets the number of pages to be printed

		 *

		 *	@return Number of pages to print or KErrInUse if used by another client  

		 */

		IMPORT_C TInt GetNumPrintPages() const;

		/**

		 *	Gets the status of the printing job created

		 *

		 *	@return Printing job status or KErrInUse if used by another client

		 */

		IMPORT_C TInt GetJobStatus() const;

		/**

		 *	Gets the status of the printer

		 *

		 *	@param aPrinterID The exposed ID of the printer the client wants to know about.

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt GetPrinterStatus( TInt aPrinterID ) const;

		/**

		 *	Cancel discovery

		 *

		 *	@return KErrNone or KErrInUse if used by another client

		 */

		IMPORT_C TInt CancelDiscovery() const;

		/**

		 *	Submits a print job already created. The actual job execution is asynchronous so this 

		 *	function returns immediately. If successful, notification of job status and job 

		 *	completion is received by the client through the MPrintEventObserver.

		 *

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt SubmitPrintJob() const;

		/**

		 *	Cancels the print job. This is an asynchronous command. MPrintEventObserver::PrintJobProgressEvent 

		 *	will be called with the status of TPrintJobProgressEventStatus::EDone when the cancellation 

		 *	is completed. The notification can potentially be received by the client before 

		 *	this command returns to the client.

		 *

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt CancelPrintJob() const;

		/**

		 *	Continues printing and / or submitting a print job.

		 *

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt ContinuePrintJob() const;

		/**

		 *	Removes a specified cached printer.

		 *

		 *	@param aPrinterID The exposed ID of the printer the client wants to remove.

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt RemoveCachedPrinter( TInt aPrinterID ) const;

		/**

		 *	Gets the icon representing a given layout or template.

		 *

		 *	@param aTemplateID ID of the template / layout of interest.

		 *	@param aFbsBitmapHandle Handle to the appropriate bitmap.

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt GetJobTemplateIcon( TInt aTemplateID, TInt& aFbsBitmapHandle ) const;

		/**

		 *	Gets the number of pages in the preview.

		 *

		 *	@return Number of pages in the preview. 

		 */

		IMPORT_C TInt GetNumPreviewPages() const;

		/**

		 *	Sets a print job setting.

		 *

		 *	@param aCapabilityID ID of the capability of interest.

		 *	@param aValue New capability value.

		 *	@param aAffectedCapability ID of any affected capability.

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt SetJobSetting( TInt aCapabilityID, TInt aValue, TInt& aAffectedCapability ) const;

		/**

		 *	Gets a setting configured for the created print job.

		 *

		 *	@param aCapabilityID ID of the capability of interest.

		 *	@param aValue Capability value.

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt GetJobSetting( TInt aCapabilityID, TInt& aValue ) const;

		/**

		 *	Gets the detail of a certain capability of a certain printer.

		 *

		 *	@param aPrinterID The exposed ID of the printer the client wants to know about.

		 *	@param aCapabilityID ID of the capability of interest.

		 *	@param aCapability Capability information.

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt GetPrinterCapability(TInt aPrinterID, TInt aCapabilityID, TDirectPrintCapability& aCapability) const;

		/**

		 *	Gets the IDs of the capabilities supported by the printer specified.

		 *

		 *	@param aPrinterID The exposed ID of the printer the client wants to know about.

		 *	@param aCapabilityIDs Array containing the ID's of the capabilities of the specified printer.

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt GetPrinterCapabilityIDs( TInt aPrinterID, RArray<TInt>& aCapabilityIDs ) const;

		/**

		 *  Registers the IdleObserver to send idle event notifications. Asynchronous function.

		 *

		 *  @param aData place holder for idle event. On function completion contains idle event data.

		 *  @param aStatus request status

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

//		IMPORT_C TInt RegisterIdleObserver( TIdleGuardData& aData, TRequestStatus& aStatus );

		/**

		 *  Cancel registering idle observer

		 *

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

//		IMPORT_C TInt CancelRegisterIdleObserver() const;

		/**

		 *  Start discovery and set request for discovery event. Asynchronous function.

		 *

		 *  @param aData place holder for discovery event. On function completion contains discovery event data.

		 *	@param aProtocols OR:ed protocol ids

		 *  @param aStatus request status

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

//		IMPORT_C TInt StartDiscovery( TDiscoveryGuardData& aData, TUint aProtocols, TRequestStatus& aStatus );

		/**

		 *  Set next request for discovery event. Asynchronous function.

		 *

		 *  @param aData place holder for discovery event. On function completion contains discovery event data.

		 *  @param aStatus request status

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

//		IMPORT_C TInt ContinueDiscovery( TDiscoveryGuardData& aData, TRequestStatus& aStatus );

		/**

		 *  Create print job and set request for print job event. Asynchronous function.

		 *

		 *	@param aPrinterID printer id

		 *  @param aData place holder for print job event. On function completion contains print job event data.

		 *	@param aImages array of image file names

		 *  @param aStatus request status

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt CreateJob( TInt aPrinterID, TDirectPrintJobGuardData& aData, RPointerArray<TDesC>& aImages, TRequestStatus& aStatus );

		/**

		 *  Set next request for print job event. Asynchronous function.

		 *

		 *  @param aData place holder for print job event. On function completion contains print job event data.

		 *  @param aStatus request status

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt ContinueCreateJob( TDirectPrintJobGuardData& aData, TRequestStatus& aStatus );

		/**

		 *  Cancel starting discovery

		 *

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt CancelStartDiscovery() const;

		/**

		 *  Cancel creating print job

		 *

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt CancelCreateJob() const;

		/**

		 *	PictBridge USB mode checker

		 *

		 *	@return TInt value more than 0, if PictBridge USB mode is on; 0 if off; negative value if error

		 */

		IMPORT_C TInt IsPictBridgeMode() const;

		/**

		 *  Set number of copies

		 *

		 *  @param aArray array of number of copies elements. Each array element corresponds to the array

		 *		of image file names of created print job

		 *  @return Any standard Symbian error code or error codes [ KErrInvalidSequence (-50) / KErrInvalidData (-51) ].

		 */

		IMPORT_C TInt SetNumberOfCopies( const RArray<TInt>& aArray ) const;

		IMPORT_C TInt GetProtocolNames(RSelectItemArray& aNames) const;

	public:

		/**

		 *	Version getter

		 *

		 *	@return version of the client

		 */

		TVersion Version() const;

	private:

		TPtr8 iDicsoveryDataPtr;

		TPtr8 iIdleDataPtr;

		TPtr8 iJobDataPtr;

		TDirectPrintCapability* iCapability;

		TPtr8 iNameDataPtr;

	};

#endif // RDIRECTPRINTCLIENT_H

//  End of File