1 /*

     2 * Copyright (c) 2010 Ixonos Plc.

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - Initial contribution

    11 *

    12 * Contributors:

    13 * Ixonos Plc

    14 *

    15 * Description: 

    16 * Dialog for clipart plugin.

    17 *

    18 */

    19 

    20 

    21 #ifndef CLIPARTSELECTIONDIALOG_H

    22 #define CLIPARTSELECTIONDIALOG_H

    23 

    24 #include <AknDialog.h>

    25 #include <aknprogressdialog.h>

    26 

    27 #include "clipartscaler.h"

    28 #include "CallbackMethod.h"

    29 

    30 // FORWARD DECLARATION

    31 class CClipartSelectionGrid;

    32 class CGulIcon;

    33 class CDir;

    34 class CAknIconArray;

    35 class CClipartScaler;

    36 class CObCallback;

    37 

    38 

    39 class CClipartSelectionDialog : public CEikDialog, 

    40                                 public MClipartScalerNotifier, 

    41                                 public MProgressDialogCallback,

    42                                 public MEikListBoxObserver,

    43                                 public MObCallbackMethod

    44     {

    45 

    46     class TClipartListItem

    47         {

    48     public:

    49         TFileName iFilename;

    50         TInt iIndex;

    51         };

    52 

    53     typedef RArray<TClipartListItem> RClipartList;

    54     

    55     enum TState

    56         {

    57         EIdle,

    58         EScalingBitmap,

    59         EScalingMask

    60         };

    61 

    62 public:

    63 

    64   	/** Constructor

    65 	*

    66 	*	@param aClipartFileName - Clipart filename

    67 	*   @param aClipartFileNameIndex - Clipart filename index

    68 	*	@return -

    69 	*/

    70     CClipartSelectionDialog(TFileName& aClipartFileName, TInt& aClipartFileNameIndex);

    71 

    72   	/** Destructor

    73 	*

    74 	*	@param  -

    75 	*	@return -

    76 	*/

    77     virtual ~CClipartSelectionDialog();

    78 

    79   	/** ConstructL

    80 	*

    81 	*	Second phase constructor

    82 	*

    83 	*   @param aParent - Parent control

    84 	*	

    85 	*/

    86 	void ConstructL(MCoeControlObserver* aParent);

    87 

    88     /** OkToExitL

    89     * 

    90     * From CAknDialog update member variables .

    91     * @param aButtonId The ID of the button that was activated.

    92     * @return Should return ETrue if the dialog should exit,

    93     *    and EFalse if it should not

    94     */

    95     TBool OkToExitL( TInt aButtonId );

    96 

    97 	/**	SetBusy

    98 	*

    99 	* @param aBusy - Set control busy

   100 	*

   101     */

   102     void SetBusy(TBool aBusy);

   103 

   104     /** SetSizeAndPosition

   105     *   

   106     *   @see CEikDialog

   107     *   

   108     */

   109 	void SetSizeAndPosition( const TSize& /*aSize*/ );

   110 

   111     /** ClipartFilenameL

   112 	*

   113     *   Get select clipart filename and index

   114     *

   115 	*	@param aFilename - Clipart filename with full path

   116     *   @param aIndex    - Clipart index in the MBM file 

   117     *	@return -

   118 	*/

   119     void ClipartFilenameL(TDes& aFilename, TInt& aIndex);

   120 

   121     /** ClipartScalerOperationReadyL

   122 	*

   123     *   Called by the Clipart scaler when operation is ready

   124     *

   125 	*	@see MClipartScalerNotifier

   126     *

   127 	*/

   128     void ClipartScalerOperationReadyL(TInt aError) ;

   129 

   130     /** DialogDismissedL

   131     *   

   132     *   @see MProgressDialogCallback

   133     *   

   134     */

   135     void DialogDismissedL( TInt aButtonId );

   136 

   137     /**

   138     *   

   139     *   @see MObCallbackMethod

   140     *   

   141     */

   142     TBool CallbackMethodL( TInt aParam );

   143 

   144     /** PreLayoutDynInitL

   145     *   

   146     *   @see CEikDialog

   147     *   

   148     */

   149 	void PreLayoutDynInitL();

   150 

   151     /** CreateCustomControlL

   152     *   

   153     *   @see CEikDialog

   154     *   

   155     */

   156 	SEikControlInfo CreateCustomControlL(TInt aControlType);

   157 	

   158 	/** OfferKeyEventL

   159     *   

   160     *   @see CEikDialog

   161     *   

   162     */

   163 	virtual TKeyResponse OfferKeyEventL (

   164         const TKeyEvent &   aKeyEvent,

   165         TEventCode          aType

   166         );  

   167 

   168 	virtual void HandleDialogPageEventL(TInt /*aEventId*/);

   169 

   170 	virtual void HandleListBoxEventL(CEikListBox* aListBox, TListBoxEvent aEventType);

   171 

   172 	void HandleResourceChange(TInt aType);

   173 private:

   174 

   175 	/*	SetupGrid

   176 	*

   177 	*	Sets up grid every time the grid size changes.

   178 	*

   179 	*   @param -

   180 	*   @return -

   181 	*/

   182 	void SetupGrid();

   183 

   184 	/**	FindClipartsL

   185 	*

   186 	*	Find all cliparts in directories specified in the 

   187     *   resource file

   188 	*

   189 	*	@param -

   190 	*	@return -

   191 	*/

   192     void FindClipartsL();

   193 

   194     /** LoadBitmapsL

   195 	*

   196     *   Loads clipart bitmap and mask

   197     *

   198     *   @param - 

   199     *	@return -

   200 	*/

   201     void LoadBitmapsL();

   202 

   203     /** AddIconL

   204 	*

   205     *   Adds icon to grid

   206     *

   207     *   @param - 

   208     *	@return -

   209 	*/

   210     void AddIconL();

   211 

   212     /** ExternalizeIconArrayL

   213 	*

   214     *   Externalize icon array

   215     *

   216     *   @param - 

   217     *	@return -

   218 	*/

   219     void ExternalizeIconArrayL();

   220 

   221     /** InternalizeIconArrayL

   222 	*

   223     *   Internalize icon array

   224     *

   225     *   @param - 

   226     *	@return -

   227 	*/

   228     void InternalizeIconArrayL();

   229 

   230 private:

   231 

   232     /// Selection grid

   233     CClipartSelectionGrid*  iGrid;

   234     TFileName&				iClipartFileName;

   235     TInt&					iClipartFileNameIndex;

   236     

   237     CAknIconArray* 			iIconArray;

   238     CDesC16Array*			iTextArray;

   239     

   240     CAknProgressDialog*     iProgressDialog;

   241     CClipartScaler*         iClipartScaler;

   242     RClipartList            iClipartList; 

   243     CObCallback*            iCallback;

   244     CFbsBitmap*             iCurrentBitmap;

   245     CFbsBitmap*             iCurrentMask;

   246     TInt                    iClipartGridCellWidth;

   247     TInt                    iClipartGridCellHeight;

   248     TInt                    iCurrentIcon;

   249     TInt                    iState;

   250     TBool                   iBusy;    

   251     TBool                   iDoubleClick;

   252     TBool                   iClick; 

   253 	

   254     };

   255 

   256 

   257 #endif

   258 

   259 // End of File