/*

* Copyright (c) 2005-2006 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 for application shortcut target.

*

*/

#ifndef CAISCUTTARGETAPP_H

#define CAISCUTTARGETAPP_H

#include "caiscuttarget.h"

class CPeriodic; 

class MAknsSkinInstance; 

/**

 *  Implements an application shortcut target

 *

 *  Handles parsing and launching an application shortcut target

 *

 *  @since S60 v3.2

 */

class CAiScutTargetApp : public CAiScutTarget

{

public:

    /**

     * First phase constructor

     *

     * @since S60 v3.2

     * @param aEngine Reference to the plug-in engine

     * @param aParser Shortcut definition parser

     */

    static CAiScutTargetApp* NewL(

        CAiScutEngine& aEngine, TShortcutType aType, const TAiScutParser& aParser);

    virtual ~CAiScutTargetApp();

    /**

     * Returns the shortcut definition string

     *

     * @since S60 v3.2

     * @return Shortcut definition string

     */

    TPtrC Definition() const;

    /**

     * Returns the shortcut target caption.

     * Caption can be either a descriptor or a resource id.

     * If the return value has a non-zero value, it is the resource id.

     * Zero indicates that the descriptor reference parameter is used.

     * Default implementation returns KErrNotSupported;

     *

     * Getting the target caption and icon utilizes the "lazy evaluation" idiom

     * which means they are created only when they are first needed. This is because

     * there are (atleast) two scenarios where they are never needed:

     * 1. The active theme does not support shortcut captions or icons.

     * 2. Shortcuts launched using LaunchByValue are never published.

     *

     * @since S60 v3.2

     * @param aDes On return, the descriptor if used

     * @return The resource id or zero to indicate that the descriptor is used.

     */

    TInt GetCaption(TPtrC& aDes, TAiScutAppTitleType aTitleType) const;

    /**

     * Returns the shortcut target icon.

     * Icon can be either an icon pointer or a resource id.

     * If the return value has a non-zero value, it is the resource id.

     * Zero indicates that the icon pointer is used.

     * Default implementation returns KErrNotSupported;

     *

     * Uses the "lazy evaluation" idiom to get the icon. See Caption()

     *

     * @since S60 v3.2

     * @param aIcon On return, the icon pointer if used

     * @return The resource id or zero to indicate that the icon pointer is used.

     */

    TInt GetIcon(CGulIcon*& aIcon) const;

     /**

     * Returns the shortcut icon that can be published to toolbar

     * Icon can be either an icon pointer or a resource id.

     * If the return value has a non-zero value, it is the resource id.

     * Zero indicates that the icon pointer is used.

     * Default implementation returns the icon that has possibly

     * been set with @c SetSoftkeyIcon() and returns

     * KErrNotSupported if no softkey icon has been set.

     *

     * Uses the "lazy evaluation" idiom to get the icon. See Caption()

     *

     * @since S60 v3.2

     * @param aIcon On return, the icon pointer if used

     * @return The resource id or zero to indicate that the icon pointer is used.

     */

    TInt GetToolbarIcon(CGulIcon*& aIcon) const;

    /**

     * Checks if the shortcut target is accessible

     *

     * @since S60 v3.2

     * @param aCheckType Specifies which kind of shortcuts should check its access

     * @return ETrue if accessible, EFalse if not

     */

    TBool IsAccessibleL(TInt aCheckType);

    /**

     * Launches the shortcut

     *

     * @since S60 v3.2

     */

    void LaunchL();

    /**

     * Launches the shortcut

     *

     * @since S60 v5.1

     */

    void LaunchL( const TDesC8& aCustomMessage );

    /**

     * Return application uid this target launches.

     *

     * @since S60 v3.2

     */

    TUid AppUid() const;

    /**

     * Return an additional id this target may use when 

     * launching. Default implementation return TUid(-1)

     *

     * @since S60 v3.2

     */

    TUid AdditionalUid() const;

protected:

private:

    CAiScutTargetApp(CAiScutEngine& aEngine, TShortcutType aType, const TUid aUid);

    void ConstructL(const TAiScutParser& aParser);

    /**

     *

     */

    void GetCaptionL(TAiScutAppTitleType aTitleType) const;

    /**

     * Creates the application icon

     *

     * @since S60 v3.2

     */

    void CreateAppIconL(CGulIcon*& aIcon) const;

    /**

     * Creates the NonNative application icon

     *

     * @since S60 v3.2

     */

    CGulIcon* CreateNonNativeIconL() const;

    /**

     * Performs Central Repository shortcut set

     * for EasyVoIP application.

     */

    void SetEasyVoIPShortcutStartL() const;

    CGulIcon* CreateSubstituteIconL( MAknsSkinInstance* aSkin, TUid aAppUid, TUid iViewUid ) const;

private:  // data

    /**

     * Application uid.

     */

    TUid                iAppUid;

    /**

     * Possible view uid.

     */

    TUid                iViewUid;

    /**

     * Shortcut caption.

     * Own.

     */

    mutable HBufC*      iCaption;

    /**

     * Shortcut short caption.

     * Own.

     */

    mutable HBufC*      iShortCaption;

    /**

     * Holds the shortcut definition string.

     * Own.

     */

    HBufC*              iDefinition;

    /**

     * Run the application in the background.

     */

    TBool               iBackground;

    /**

     * Command line parameter.

     * Own.

     */

    HBufC8*              iMsg;

};

#endif // CAISCUTTARGETAPP_H

// End of File.