1 /*

     2 * Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "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 *

    14 * Description:  Declaration of customized editor control.

    15 *

    16 */

    17 

    18 

    19 #ifndef NPDEDWIN_H

    20 #define NPDEDWIN_H

    21 

    22 // INCLUDES

    23 #include <eikedwin.h> //CEikEdwin

    24 #include "NpdEdwinExposer.h"

    25 #include "NpdEdwinBase.h"

    26 

    27 // FORWARD DECLARATIONS

    28 class CNotepadEdwinLines;

    29 

    30 class CTextLayout;

    31 class CTextView;

    32 // CLASS DECLARATION

    33 /**

    34 * Customized editable window control.

    35 * CNotepadEdwin is an editable window control class customized to implement

    36 * the LAF of Notepad.

    37 *  

    38 * @lib NpdLib.lib

    39 * @see CNotepadEditorDialog

    40 */

    41 class CNotepadEdwin : public CEikEdwin,

    42     public MNotepadEdwinExposer

    43     {

    44     public: // New function

    45 

    46         /**

    47         * Sets the layout of the edwin and the scrollbar.

    48         *

    49         */

    50         void DoEditorLayoutL();

    51 

    52         /**

    53         * Initialize the editor.

    54         * This function should be called from dialog's PostLayoutDynInitL.

    55         *

    56         */

    57         void InitNotepadEditorL( 

    58             CEikDialog* aParent,

    59             CNotepadEdwinLines* aEdwinLines = NULL);

    60 

    61         /**

    62         * Construct CNotepadEdwinBase.

    63         * This function should be called after construction

    64         *

    65         */

    66         void ConstructBaseL();

    67         /**

    68         * Restrict format area of the editor to visible lines only.

    69         * This function calls iTextLayout->SetAmountToFormat().

    70         *

    71         */

    72         inline void SetAmountToFormat(TInt aDocumentSizeInCharacters);

    73 

    74         /**

    75  		* Gets an object whose type is encapsulated by 

    76  		* the specified TTypeUid object.

    77         *

    78         */

    79 		TTypeUid::Ptr MopSupplyObject(TTypeUid aId);

    80 

    81         /**

    82  		* Destructor.

    83         *

    84         */

    85 		~CNotepadEdwin();

    86 

    87     public:

    88         /**

    89         * Set background color specified by LAF.

    90         */

    91         void SetBackgroundColorL();

    92 

    93        // Functions from base classes

    94 

    95         /**

    96         * From CCoeControl.

    97         * Call when a certain resource has changed.

    98         * We only handle KEikColorResourceChange.

    99         *

   100         * @param aType type of event.

   101         */

   102         void HandleResourceChange(TInt aType);

   103 		private: 

   104         /**

   105         * From CCoeControl.

   106         * Call when a certain resource has changed.

   107         * We only handle KEikColorResourceChange.

   108         *

   109         * @param aType type of event.

   110         */

   111         void Draw(const TRect& aRect) const;

   112 

   113 	/**

   114 	* From MEdwinExposer

   115 	* Called by iEdwinBase to get iLayout

   116 	*/

   117 	CTextLayout& GetLayout();

   118 

   119 	/**

   120 	* From MEdwinExposer

   121 	* Called by iEdwinBase to get iTextView

   122 	*/

   123 	CTextView& GetTextView();

   124 

   125 	/**

   126 	* From MEdwinExposer

   127 	* Called by iEdwinBase to call SetCanDrawOutsideRect()

   128 	*/

   129 	void CallSetCanDrawOutsideRect();

   130 	

   131 	/**

   132 	* From MEdwinExposer

   133 	* Called by iEdwinBase to get iCoeEnv

   134 	*/

   135 	CCoeEnv& GetCoeEnv();

   136 

   137     private: // Data

   138     	CNotepadEdwinBase* iEdwinBase;

   139     };

   140 

   141 #include "NpdEdwin.inl"

   142 #endif // NPDEDWIN_H

   143 

   144 // End of File