/*

* Copyright (c) 2002-2006 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:  Class declaration for EIKON hotkey table.

*

*/

#ifndef __EIKHKEYT_H__

#define __EIKHKEYT_H__

#include <e32base.h>

#include <e32keys.h>

/**

 * Hotkey parameters. This can be added to a hotkey table using

 * the functions provided by the @c CEikHotKeyTable class.

 */

struct SEikHotKey

	{

	TInt iCommandId; ///< The command ID associated with the hotkey.

	TInt iKeycode;   ///< The key code associated with the hotkey.

	};

/**

 * An array for hotkey commands and their associated key codes and modifiers.

 *

 * @lib eikcoctl.lib

 * @since S60 0.9

 */

class CEikHotKeyTable : public CArrayFixFlat<SEikHotKey>

	{

public:

    /**

     * Default C++ constructor.

     */

	IMPORT_C CEikHotKeyTable();

	/**

     * Destructor

     */

	IMPORT_C ~CEikHotKeyTable();

	/**

     * Gets the hotkey code and modifier for the specified command ID.

     *

     * @param      aCommandId  The ID of the hotkey for which the key code and

     *                         modifiers are obtained.

     * @param[out] aKeycode    On return, the key code for the

     *                         specified command ID.

     * @param[out] aModifiers  On return, the modifier for the

     *                         specified command ID.

     *

     * @return     @c ETrue if the hotkey exists, @c EFalse otherwise

     */

	IMPORT_C TBool HotKeyFromCommandId( TInt aCommandId,

	                                    TInt& aKeycode,

	                                    TInt& aModifiers) const;

	/**

     * Gets the command ID associated with the specified key code and modifier.

     *

     * @param aKeycode   The key code for which the command ID is obtained.

     * @param aModifiers The key modifier for which the command ID is obtained.

     *

     * @return The command ID for the specified key code and modifier.

     */

	IMPORT_C TInt CommandIdFromHotKey(TInt aKeycode,TInt aModifiers) const;

	/**

     * Adds the specified hotkey to the hotkey array.

     *

     * @param aCommandId  The command associated with the hotkey.

     * @param aKeycode    The key code used to invoke the command.

     * @param aModifiers  Any modifiers used to invoke the command,

     *                    shift or control for example.

     *

     * @leave KErrNotSupported If the specified modifier is not supported

     */

	IMPORT_C void AddItemL(TInt aCommandId,TInt aKeycode,TInt aModifiers);

	/**

     * Removes the item specified by command ID from the array.

     *

     * @param aCommandId The ID of the item to remove.

     * @panic EIKCOCTL-7 If the array contains no hotkeys.

     */

	IMPORT_C void RemoveItem(TInt aCommandId);

	/**

     * Constructs an empty array from resource.

     *

     * @param aResourceId  The ID if the resource reader to use to

     *                     construct the array.

     */

	IMPORT_C void ConstructFromResourceL(TInt aResourceId);

	/**

     * Resets the hotkey array.

     */

	IMPORT_C void Reset();

private:

	TInt iNumberPlain;

	TInt iNumberCtrl;

	TInt iNumberShiftCtrl;

	TInt iSpare;

	};

#endif // __EIKHKEYT_H__