1 /*

     2 * Copyright (c) 2007 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:  Container class for compose view

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CNCSSUBJECTFIELD_H

    21 #define CNCSSUBJECTFIELD_H

    22 

    23 

    24 #include <aknview.h>

    25 #include <AknDef.h>

    26 #include "ncseditor.h"

    27 #include "ncscontrol.h"

    28 #include"ncsconstants.h"

    29 

    30 

    31 class CEikImage;

    32 class MNcsFieldSizeObserver;

    33 class CNcsHeaderContainer;

    34 class CAknPhysics;

    35 

    36 // CLASS DECLARATION

    37 /**

    38 *  CNcsSubjectField container control class.

    39 *

    40 *  @lib -

    41 *  @since S60 v3.0

    42 */

    43 class CNcsSubjectField : public CCoeControl, public MEikEdwinSizeObserver, public MNcsControl

    44     {

    45 public: // Constructors and destructor

    46 

    47         /**

    48         * NewL.

    49         * Two-phased constructor.

    50         * Create a CNcsSubjectField object, which will draw itself to aRect

    51         * @since S60 v3.0

    52         * @param aParent parent window.

    53         * @param aText caption text

    54         * @return a pointer to the created instance of CNcsSubjectField.

    55         */

    56     static CNcsSubjectField* NewL( TInt aLabelTextId,

    57                                    MNcsFieldSizeObserver* aSizeObserver,

    58                                    CNcsHeaderContainer* aParentControl );

    59 

    60     virtual ~CNcsSubjectField();

    61 

    62 public: // new functions

    63     

    64     TInt MinimumHeight();

    65         

    66     void SetSubjectL( const TDesC& aSubject );

    67         

    68     CNcsEditor* Editor() const;

    69         

    70     TInt LineCount() const;

    71 

    72     TInt CursorLineNumber() const;

    73 

    74     TInt CursorPosition() const;

    75 

    76     TInt ScrollableLines() const;

    77 

    78     TInt GetNumChars() const;

    79 

    80     const TDesC& GetLabelText() const;

    81     

    82     // <cmail> Platform layout change       

    83     TInt LayoutLineCount() const;

    84     // </cmail> Platform layout change    

    85     

    86     void GetLineRectL( TRect& aLineRect ) const;

    87 

    88     void SetMaxLabelLength( TInt aMaxLength );

    89 

    90     TInt GetMinLabelLength() const;

    91 

    92     void SelectAllTextL();

    93 

    94     void SetTextColorL( TLogicalRgb aColor );

    95 		

    96     void EnableKineticScrollingL(CAknPhysics* aPhysics );

    97     

    98     void SetPhysicsEmulationOngoing( TBool aPhysOngoing );

    99     

   100 public: // from CoeControl

   101         /**

   102         * SetContainerWinowL

   103         * Set the cotainer window this control should raw in

   104         * @since S60 v3.0

   105         * @param aContainer The window continer that owns this control

   106         */

   107     void SetContainerWindowL(const CCoeControl& aContainer);

   108 

   109     /**

   110     * Draw

   111     * Draw this CNcsSubjectField to the screen.

   112     * @since S60 v3.0

   113     * @param aRect the rectangle of this view that needs updating

   114     */

   115     void Draw( const TRect& aRect ) const;

   116         

   117     /**

   118     * From CCoeControl

   119     */

   120     void SizeChanged();

   121 

   122     void PositionChanged();

   123         

   124     TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType );

   125         

   126     void FocusChanged(TDrawNow aDrawNow);                  

   127 

   128     void HandleResourceChange( TInt aType );

   129         

   130     /**

   131     * From MEikEdwinSizeObserver

   132     */

   133     TBool HandleEdwinSizeEventL( CEikEdwin* aEdwin, TEdwinSizeEvent aEventType, TSize aDesirableEdwinSize );

   134         

   135     inline void Reposition( TPoint& aPt, TInt aWidth );

   136 

   137 private:

   138     

   139     CNcsSubjectField( MNcsFieldSizeObserver* aSizeObserver, CNcsHeaderContainer* aParentControl );

   140         

   141     void ConstructL( TInt aLabelTextId );

   142     

   143     void UpdateColors();

   144     

   145     void UpdateFontSize();

   146     

   147     //<cmail>

   148     void HandlePointerEventL( const TPointerEvent& aPointerEvent );

   149     //</cmail>

   150         

   151 private: // data

   152     

   153     CNcsHeaderContainer* iParentControl; // not owned

   154     

   155     /*

   156     * text field

   157     * Own

   158     */

   159     CNcsLabel* iLabel;

   160         

   161 // <cmail> Platform layout changes

   162     const CFont* iFont; // not owned, needs to be released in the end

   163 // </cmail> Platform layout changes

   164     

   165     /*

   166     * text field

   167     * Own

   168     */

   169     CNcsEditor* iTextEditor;

   170         

   171     TInt iEditorMinimumHeight;

   172             

   173     TInt iMaximumLabelLength;         

   174       	

   175     TRgb iBorderColor;

   176     

   177     TRgb iBgColor;

   178     

   179     TBool iDrawAfterFocusChange;

   180    

   181 // <cmail> Platform layout changes

   182     TInt iEditorLineCount;

   183 // </cmail> Platform layout changes

   184     };

   185 

   186 #endif // CNCSSUBJECTFIELD_H