/*

* Copyright (c) 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:  Definition of helper utility for Common UI

*

*/

#ifndef C_CMPXCOMMONUIHELPER_H

#define C_CMPXCOMMONUIHELPER_H

#ifdef __ENABLE_MSK

#include <eikbtgpc.h>

#endif // __ENABLE_MSK

#include <mpxcollectionuihelperobserver.h>

#include <mpxcollectionuihelper.h>

#include <mpxcommonui.rsg>

#include <mpxcollectionutility.h>  

// FORWARD DECLARATIONS

class CMPXMedia;

class CMPXDrmUiHelper;

class MProgressDialogCallback;

class CAknWaitDialog;

class MMPXCollectionUtility;

class CEikButtonGroupContainer;

// CONSTANTS

// CLASS DECLARATION

/**

 * Common UI helper utility class.

 *

 * @lib mpxcommonui.lib

 * @since S60 3.2.3

 */

NONSHARABLE_CLASS( CMPXCommonUiHelper ) : public CBase,

                                          public MMPXCHelperObserver

    {

public:

    /**  Duration display mode */

    enum TMPXDuratDisplayMode

        {

        EMPXDuratAuto = 0,

        EMPXDuratHMS

        };

    /**

    * Two-phased constructor.

    *

    * @since S60 3.2.3

    * @aCollectionUtility Collection utility to use for this helper

    * @return Pointer to newly created object.

    */

    IMPORT_C static CMPXCommonUiHelper* NewL(MMPXCollectionUtility* aCollectionUtility = NULL);

    /**

    * Destructor.

    */

    virtual ~CMPXCommonUiHelper();

    /**

    * Check if the host application is messaging or browser

    * @since S60 3.2.3

    * @return ETrue if host is messaging or browser, EFalse otherwise

    */

    IMPORT_C TBool IsHostMessagingBrowserL();

    /**

    * Check if the host application is the Podcasting Application

    * @since S60 3.2.3

    * @return ETrue if host is Podcasting Application, EFalse otherwise

    */

    IMPORT_C TBool IsHostPodcastingAppL();

    /**

    * Check if the host application is messaging

    * @since S60 3.2.3

    * @return ETrue if host is messaging, EFalse otherwise

    */

    IMPORT_C TBool IsHostMessagingL();

    /**

    * Check if the host application is browser

    * @since S60 3.2.3

    * @return ETrue if host is browser, EFalse otherwise

    */

    IMPORT_C TBool IsHostBrowserL();

    /**

    * Convert to displayable duration

    *

    * @since S60 3.2.3

    * @param aduration Duration in seconds

    * @param aMode time display mode

    * @return A heap descriptor that contains displayable duration

    *         (ownership transferred). Caller must destroy this object

    *         after use.

    */

    IMPORT_C HBufC* DisplayableDurationL(

        TInt64 aDuration,

        TMPXDuratDisplayMode aMode = EMPXDuratAuto );

    /**

    * Convert to displayable duration in text format

    *

    * @since S60 3.2.3

    * @param aduration Duration in seconds

    * @return A heap descriptor that contains displayable duration

    *         (ownership transferred). Caller must destroy this object

    *         after use.

    */

    IMPORT_C HBufC* DisplayableDurationInTextL(

        TInt64 aDuration );

    /**

    * Set current file as ringing tone.

    *

	* @since S60 3.2.3

    * @param aMedia Media properties of the current track. the media must

    *               contain the following attributes:

    *               TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralUri )

    *               TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralTitle )

    *               TMPXAttribute( KMPXMediaIdDrm, EMPXMediaDrmProtected )

    *               TMPXAttribute( KMPXMediaIdDrm, EMPXMediaDrmRightsStatus )

    *               TMPXAttribute( KMPXMediaIdDrm, EMPXMediaDrmCanSetAutomated )

    * @param aSetToAllProfiles ETrue if set ringtone to all profiles.

    *                          EFalse if set ringtone to active profile.

    * @param aShowQuery If ETrue, a confirmation query is shown before

    *                   setting ringtone. This setting will only apply if

    *                   aSetToAllProfiles is set to ETrue. No effect if

    *                   aSetToAllProfiles is set to EFalse.

    */

    IMPORT_C void DoSetAsRingingToneL(

        const CMPXMedia& aMedia,

        TBool aSetToAllProfiles,

        TBool aShowQuery = EFalse );

    /**

    * Check if current profile mode is offline mode.

    *

    * @since S60 3.2.3

    * @return ETrue if in Offline mode. Otherwise, EFalse.

    */

    IMPORT_C TBool IsProfileOfflineModeL();

    /*

    * Returns path of the default drive used to store playlist, attachments,

    * downloads and ringtones.

    * @return a path of the default drive

    * @since S60 3.2.3

    */

    IMPORT_C HBufC* DefaultDriveLC();

    /*

    * Returns a path of the next available drive used for saving playlists, ringtones,

    * downloads and attachments. The order of priority is internal mass store,

    * MMC, then phone memory.

    *

    * @since S60 3.2.3

    * @param aSize

    */

    IMPORT_C HBufC* AvailableDriveLC( TInt aSize );

    /**

    * Display information note

    *

    * @since S60 3.2.3

    * @param aResourceId Resource id of the text string

    */

    IMPORT_C void DisplayInfoNoteL( TInt aResourceId );

    /**

    * Display information note

    *

    * @since S60 3.2.3

    * @param aText Text to be shown on the note

    */

    IMPORT_C void DisplayInfoNoteL( const TDesC& aText );

    /**

    * Display confirmation note

    *

    * @since S60 3.2.3

    * @param aResourceId Resource id of the text string

    */

    IMPORT_C void DisplayConfirmNoteL( TInt aResourceId );

    /**

    * Display confirmation note

    *

    * @since S60 3.2.3

    * @param aText Text to be shown on the note

    */

    IMPORT_C void DisplayConfirmNoteL( const TDesC& aText );

// Cover UI start

//#ifdef __COVER_DISPLAY

    void DisplayConfirmNoteL( const TDesC& aText, TInt aResourceId );

//#endif // __COVER_DISPLAY

// Cover UI end

    /**

    * Convert a value from bytes to kB/MB/GB.

    *

    * @since S60 3.2.3

    * @param aByte Number of bytes

    * @param ETrue to append " free" at the end of the string

    */

    IMPORT_C HBufC* UnitConversionL( TInt64 aByte, TBool aFree = EFalse );

    /**

    * Finds all user playlists in the given collection

    *

    * @since S60 3.2.3

    */

    IMPORT_C CMPXMedia* FindPlaylistsL();

    /**

    * Add to saved playlist

    *

    * @since S60 3.2.3

    * @param aPlaylists media containing a media array

    *         each entry in the array must contain the following attributes

    *         TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralTitle )

    *         TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralId )

    *         TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralDrive )

    * @param aTracks Tracks to be add to the playlist

    *          media containing a media array

    *          must contain at least 1 element

    *          each entry in the arry must contain the following attributes

    *          TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralType )

    *          TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralCategory )

    *          TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralId )

    *          TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralTitle )

    * @param aObserver pointer to callback

    * @param aCallback call back for wait dialog

    *

    * @return ETrue if the user accepts the save dialog, EFalse otherwise

    */

    IMPORT_C TBool AddToSavedPlaylistL(

        const CMPXMedia& aPlaylists, const CMPXMedia& aTracks,

        MMPXCHelperObserver* aObserver,

        MProgressDialogCallback* aCallback );

    /**

    * Create new playlist

    *

    * @since S60 3.2.3

    * @param aTracks Tracks to be add to the playlist

    *          media containing a media array

    *          can be a valid array with 0 length

    *          each entry in the arry must contain the following attributes

    *          TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralType )

    *          TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralCategory )

    *          TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralId )

    *          TMPXAttribute( KMPXMediaIdGeneral, EMPXMediaGeneralTitle )

    * @param aObserver pointer to callback

    * @param aCallback call back for wait dialog

    *

    * @return ETrue if user accepts the query, EFalse otherwise

    */

    IMPORT_C TBool CreatePlaylistL( const CMPXMedia& aTracks,

        MMPXCHelperObserver* aObserver,

        MProgressDialogCallback* aCallback );

    /**

	* Launches rename dialog

	*

	* @since S60 3.2.3

	* @param aOldName original name, with the extension (e.g. a.mp3)

	* @param aNewName on return, this will be populated with the new name

	*                 inputed by the user

	* @param aPath    the path to the file, without the file name (e.g. c:\\data\\)

	* @return generic return code from AknDialog

	*/

	IMPORT_C TInt LaunchRenameDialogL(

        const TDesC& aOldName,

		TDes& aNewName,

		const TDesC& aPath );

    /**

    * Shows wait note

    *

    * @since S60 3.2.3

    * @param aText text to display

    * @param aCBAId button group ID

    * @param aVisibilityDelayOff If set ETrue the dialog will be visible

    *                            immediality. Use only when the length of

    *                            the process is ALWAYS over 1.5 seconds.

    * @param aCallback call back

    * @param aResId resource Id for the WaitNote, default is R_MPX_GENERIC_WAIT_NOTE

    */

    IMPORT_C void ShowWaitNoteL( TDesC& aText, TInt aCBAId,

        TBool aVisibilityDelayOff, MProgressDialogCallback* aCallback, TInt aResId = R_MPX_GENERIC_WAIT_NOTE );

    /**

     * Dismiss wait note

     */

    IMPORT_C void DismissWaitNoteL();

    /**

    * Handles displaying the error message for given error code

    * according to the media object provided

    *

    * @since S60 3.2.3

    * @param aError Error code

    * @param aMedia MPXMedia object

    * @param aFile Handle to file

    * @return KErrNone if no error, or else if a dialog is displayed will

    *         return the Button ID used to dismiss dialog.

    */

    IMPORT_C TInt HandleErrorL( TInt aError,

                                const CMPXMedia* aMedia=NULL,

                                RFile* aFile=NULL );

    /**

    * Adds given resource text as MSK to CBA.

    *

    * @since S60 3.2.3

    * @param aCba a button group container

    * @param aResourceId middle softkey label.

    * @param aCommandId command that should be performed when MSK

    *        is pressed.

    */

    IMPORT_C void SetMiddleSoftKeyLabelL(

        CEikButtonGroupContainer& aCba,

        TInt aResourceId,

        TInt aCommandId );

    /**

    * Removes current MSK label

    *

    * @since S60 3.2.3

    * @param aCba a button group container

    */

    IMPORT_C void RemoveMiddleSoftKeyLabel(

        CEikButtonGroupContainer& aCba );

    /**

    * Adds given resource icon as MSK to CBA.

    *

    * @since S60 3.2.3

    * @param aCba a button group container

    * @param aBitmap a bitmap

    * @param aMask a bitmap mask

    */

    IMPORT_C void SetMiddleSoftKeyIconL(

        CEikButtonGroupContainer& aCba,

        CFbsBitmap* aBitmap,

        CFbsBitmap* aMask );

    /**

    * Generate the next available title from the given title for the category.

    * The generated title is unique within the category regardless of the

    * media type within the category and its location.

    * e.g. c:\data\playlists\Playlist.m3u exists in the collection, the next

    * available title for the playlist category will be Playlist(01) regardless

    * if the title is going to be used for a playlist located in e:\data\playlists

    * or if it's a xml playlist file.

    *

    * @since S60 3.2.3

    * @param aCategory specifies the category for the title

    * @param aBaseTitle specifies the base title for new title generation

    * @return the next available title in the category in "BaseTitle(number)"

    *         format where number is the lowest available number.

    */

    IMPORT_C HBufC* GenerateTitleL(

        TMPXGeneralCategory aCategory,

        const TDesC& aBaseTitle );

    /**

    * Checks if Exit option should be hidden

    *

    * @since S60 3.2.3

    * @return ETrue if exit option should be hidden, EFalse otherwise

    */

    IMPORT_C TBool ExitOptionHiddenL();

    /**

    * Sets standalone mode process ID

    *

    * @since S60 3.2.3

    * @param aPId Process ID for standalone mode, 0 to reset

    * @return ETrue if successful, EFalse otherwise

    */

    IMPORT_C static TBool SetStandAloneModePId( TInt64 aPId );

    /**

    * Gets stand alone mode's process id

    *

    * @since S60 3.2.3

    * @return Stand alone mode's process ID, or 0 if not found

    */

    IMPORT_C static TInt64 StandAloneModePId();

    /**

    * Checks if the application with the provided group id is in foreground

    * This method is required because AppUi()->IsForeground() does not work

    * properly when the screen saver is active

    *

    * @since S60 3.2.3

    * @param aWindowGroupId application group identifier

    * @return ETrue if the application is in foreground, EFalse otherwise

    */

    IMPORT_C TBool IsForegroundApplication(TInt aWindowGroupId);

    /**

    * Get the Drive Number for the MMC card

    *

    * @since S60 3.2.3

    * @return Drive Number as defined in TDriveNumber or error code

    */

    IMPORT_C static TInt MMCDriveNumber();

    /**

     * Cancel all subsequent operations scheduled by CollectionUiHelper

     * Currently, this method is only used to cancel adding songs incrementally

     * to the playlist (user clicks on Cancel on the wait note)

     */

    IMPORT_C void CancelCollectionOperation();

private:

    /**

    * C++ default constructor.

    *

    * @since S60 3.2.3

    * @param aCollectionUtility Collection utility to use for this helper

    */

    CMPXCommonUiHelper(MMPXCollectionUtility* aCollectionUtility);

    /**

    * By default Symbian 2nd phase constructor is private.

    */

    void ConstructL();

    /**

    * Check if memory card is present and writable.

    *

    * @since S60 3.2.3

    * @param aDrive If return is ETrue, aDrive contains the drive letter

    * @return ETrue if memory card is present and writable.

    */

    TBool IsMemoryCardWritable( TChar& aDrive );

    /**

    * Show playlist creation queries: memory selection and name query.

    *

    * @since S60 3.2.3

    * @param aPath Descriptor to receive the full path and

    *              name of the playlist file

    */

    TBool PlaylistCreationQueriesL( TDes& aPath );

    /**

    * Get next available playlist full pathname based on the information passed.

    *

    * @since S60 3.2.3

    * @param aBuf Buffer contains the file path and initial playlist name (optional).

    *             This buffer must be big enough to hold all texts.

    * @return KErrNone if everything ok.

    */

    TInt GetNextPlaylistNameL( TDes& aBuf );

    /**

    * Finds all medias in the specified category. Matching medias should

    * return the specified attributes

    *

    * @since S60 3.2.3

    * @param aAttrs attributes to return for the matching media(s)

    * @return matching media(s)

    */

    CMPXMedia* FindAllL(TMPXGeneralCategory aCategory, const TArray<TMPXAttribute>& aAttrs);

    /**

    * From MMPXCHelperObserver

    * Handles the completion of any collection helper event.

    *

    * @since S60 3.2.3

    * @param aOperation, operation completed

    * @param aErr. the error code

    * @param aArgument Argument returned from the operation

    */

    void HandleOperationCompleteL( TCHelperOperation aOperation,

                                   TInt aErr,

                                   void* aArgument );

    TBool PlaylistCreateNameExistL( TDes& aName, const TParseBase& aParse );

private:    // Data

    TInt                        iResourceOffset;   // must be freed

    CMPXDrmUiHelper*            iMpxDrmHelper; // owned

    MMPXCollectionUiHelper*     iCollectionUiHelper;

    MMPXCHelperObserver*        iAddObserver;

    CAknWaitDialog*             iWaitDialog;

    MMPXCollectionUtility*      iCollectionUtility; // not owned

    TInt                        iAppUiResourceOffset;

// Cover UI start

//#ifdef __COVER_DISPLAY

    TBool iCoverDisplay;

//#endif

// Cover UI end

    };

#endif  // C_CMPXCOMMONUIHELPER_H

// End of File