author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 14 Sep 2010 21:11:56 +0300 | |
branch | RCL_3 |
changeset 28 | fc3320e39880 |
parent 0 | 72b543305e3a |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: MsgExpandableTextEditorControl implementation |
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* |
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*/ |
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// ========== INCLUDE FILES ================================ |
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#include <eikenv.h> // for CEikonEnv |
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#include <eikedwin.h> // for TClipboardFunc |
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#include <txtrich.h> // for CRichText |
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#include <AknUtils.h> // for AknUtils |
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#include <aknenv.h> // for CAknEnv |
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#include <AknDef.h> |
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#include "MsgExpandableTextEditorControl.h" |
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#include "MsgEditorCommon.h" // |
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#include "MsgExpandableControlEditor.h" // for CMsgExpandableControlEditor |
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#include "MsgBaseControlObserver.h" // for MMsgBaseControlObserver |
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#include "MsgEditorPanic.h" // for CMsgEditor panics |
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#include "MsgEditorLogging.h" |
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// ========== EXTERNAL DATA STRUCTURES ===================== |
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// ========== EXTERNAL FUNCTION PROTOTYPES ================= |
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// ========== CONSTANTS ==================================== |
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// ========== MACROS ======================================= |
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// ========== LOCAL CONSTANTS AND MACROS =================== |
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const TInt KCursorPosNotSet = -1; |
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// ========== MODULE DATA STRUCTURES ======================= |
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// ========== LOCAL FUNCTION PROTOTYPES ==================== |
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// ========== LOCAL FUNCTIONS ============================== |
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// ========== MEMBER FUNCTIONS ============================= |
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::CMsgExpandableTextEditorControl |
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// |
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// Constructor. |
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// --------------------------------------------------------- |
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// |
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EXPORT_C CMsgExpandableTextEditorControl::CMsgExpandableTextEditorControl() : |
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iCursorPos( KCursorPosNotSet ) |
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{ |
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SetComponentsToInheritVisibility( ETrue ); |
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} |
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// --------------------------------------------------------- |
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// CMsgExpandableControl::CMsgExpandableControl |
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// |
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// Constructor. |
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// --------------------------------------------------------- |
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// |
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EXPORT_C CMsgExpandableTextEditorControl::CMsgExpandableTextEditorControl( MMsgBaseControlObserver& aBaseControlObserver ) : |
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CMsgBaseControl( aBaseControlObserver ), |
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iCursorPos( KCursorPosNotSet ) |
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{ |
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SetComponentsToInheritVisibility( ETrue ); |
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} |
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::~CMsgExpandableTextEditorControl |
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// |
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// Destructor. |
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// --------------------------------------------------------- |
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// |
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EXPORT_C CMsgExpandableTextEditorControl::~CMsgExpandableTextEditorControl() |
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{ |
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} |
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::SetPlainTextMode |
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// |
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// Sets the plain text mode on or off. |
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// --------------------------------------------------------- |
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// |
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EXPORT_C void CMsgExpandableTextEditorControl::SetPlainTextMode( TBool aMode ) |
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{ |
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if ( aMode ) |
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{ |
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iControlModeFlags |= EMsgControlModePlainTextMode; |
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} |
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else |
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{ |
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iControlModeFlags &= ~EMsgControlModePlainTextMode; |
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} |
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|
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iEditor->SetAllowPictures( !( iControlModeFlags & EMsgControlModePlainTextMode ) ); |
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} |
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|
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// --------------------------------------------------------- |
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// CMsgExpandableControl::IsPlainTextMode |
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// |
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// Checks if the plain text mode is on and returns ETrue if it is. |
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// --------------------------------------------------------- |
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// |
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EXPORT_C TBool CMsgExpandableTextEditorControl::IsPlainTextMode() const |
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{ |
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return iControlModeFlags & EMsgControlModePlainTextMode; |
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} |
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121 |
|
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::TextContent |
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// |
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// Returns a reference to text content of the editor. |
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// --------------------------------------------------------- |
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// |
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EXPORT_C CRichText& CMsgExpandableTextEditorControl::TextContent() const |
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{ |
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return *iEditor->RichText(); |
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} |
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132 |
|
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::CopyDocumentContentL |
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135 |
// |
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// Copies aInText to aOutText. |
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// --------------------------------------------------------- |
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138 |
// |
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EXPORT_C void CMsgExpandableTextEditorControl::CopyDocumentContentL( CGlobalText& aInText, |
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CGlobalText& aOutText ) |
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141 |
{ |
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iEditor->CopyDocumentContentL( aInText, aOutText ); |
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iControlModeFlags |= EMsgControlModeModified; |
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} |
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145 |
|
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::SetMaxNumberOfChars |
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// |
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// Sets maximun number of characters. |
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// --------------------------------------------------------- |
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// |
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EXPORT_C void CMsgExpandableTextEditorControl::SetMaxNumberOfChars( TInt aMaxNumberOfChars ) |
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{ |
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iEditor->SetMaxNumberOfChars( aMaxNumberOfChars ); |
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} |
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|
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::SetCursorPosL |
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// --------------------------------------------------------- |
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// |
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EXPORT_C void CMsgExpandableTextEditorControl::SetCursorPosL( TInt aCursorPos ) |
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{ |
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if ( iEditor && |
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IsActivated() && |
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( iEditor->CursorPos() != aCursorPos || |
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!iEditor->IsCursorVisibleL() ) ) |
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{ |
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iEditor->SetCursorPosL( aCursorPos, EFalse ); |
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iBaseControlObserver->HandleBaseControlEventRequestL( this, |
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EMsgEnsureCorrectFormPosition, |
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0 ); |
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} |
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iCursorPos = aCursorPos; |
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} |
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|
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::ActivateL |
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// --------------------------------------------------------- |
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// |
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EXPORT_C void CMsgExpandableTextEditorControl::ActivateL() |
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{ |
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CMsgBaseControl::ActivateL(); |
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|
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if ( iCursorPos != KCursorPosNotSet ) |
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{ |
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SetCursorPosL( iCursorPos ); |
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} |
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} |
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|
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::ScrollL |
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// |
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// Tries to scroll the given amount of pixels. Restrict scroll |
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// to top of lines is switched off to allow better scrolling of |
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// text view. Otherwise scrolling would be limited to top of |
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// the text lines. Margin pixels are scrolled "away" when control reaches |
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// the end. |
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// --------------------------------------------------------- |
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// |
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#ifdef RD_SCALABLE_UI_V2 |
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EXPORT_C TInt CMsgExpandableTextEditorControl::ScrollL( TInt aPixelsToScroll, TMsgScrollDirection aDirection ) |
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{ |
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TInt pixelsToScroll( 0 ); |
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|
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CTextLayout* textLayout = iEditor->TextLayout(); |
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|
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if ( aDirection == EMsgScrollDown ) |
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208 |
{ |
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// Negative pixels means scrolling down. |
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pixelsToScroll = -aPixelsToScroll; |
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} |
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else |
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{ |
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// Positive pixels means scrolling up. |
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pixelsToScroll = aPixelsToScroll; |
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} |
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|
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if ( pixelsToScroll != 0 ) |
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{ |
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iEditor->TextView()->ScrollDisplayPixelsL( pixelsToScroll ); |
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|
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if ( Abs( pixelsToScroll ) % iLineHeight != 0 ) |
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{ |
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pixelsToScroll = Abs( pixelsToScroll ) - ( Size().iHeight - iEditor->Size().iHeight ); |
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} |
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|
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} |
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|
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return Abs( pixelsToScroll ); |
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} |
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#else |
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EXPORT_C TInt CMsgExpandableTextEditorControl::ScrollL( TInt /*aPixelsToScroll*/, TMsgScrollDirection /*aDirection*/ ) |
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{ |
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return 0; |
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} |
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#endif // RD_SCALABLE_UI_V2 |
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|
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::CurrentLineRect |
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// |
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// Returns the current control rect. |
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// --------------------------------------------------------- |
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243 |
// |
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EXPORT_C TRect CMsgExpandableTextEditorControl::CurrentLineRect() |
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{ |
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TRect lineRect( 0, 0, 0, 0 ); |
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TRAPD( ret, lineRect = iEditor->CurrentLineRectL() ); |
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if ( ret != KErrNone ) |
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249 |
{ |
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return lineRect; |
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} |
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252 |
|
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TRect ctrlRect( Rect() ); |
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|
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lineRect.iTl.iX = ctrlRect.iTl.iX; |
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lineRect.iBr.iX = ctrlRect.iBr.iX; |
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// "lineRect" is relative to "ctrlRect" -> Move needed |
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lineRect.Move( TPoint( 0, iPosition.iY ) ); |
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|
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// "lineRect" should never be outside the "ctrlRect" |
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// There seems to be a bug in Edwin when layouting is |
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// changed from "full" to "partial". In this case the |
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// "lineRect" might get outside "ctrlRect". This |
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// causes false alarm and unwanted scrolling in |
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// CMsgEditorView::EnsureCorrectFormPosition. |
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// -> Has to make sure lineRect won't get outside ctrlRect |
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267 |
|
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if ( lineRect.iBr.iY > ctrlRect.iBr.iY ) |
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269 |
{ |
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lineRect.Move( TPoint( 0, ctrlRect.iBr.iY - lineRect.iBr.iY ) ); |
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} |
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272 |
|
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return lineRect; |
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} |
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275 |
|
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::SetBaseControlObserver |
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// |
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// Sets base control observer. |
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// --------------------------------------------------------- |
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281 |
// |
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EXPORT_C void CMsgExpandableTextEditorControl::SetBaseControlObserver( MMsgBaseControlObserver& aBaseControlObserver ) |
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283 |
{ |
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CMsgBaseControl::SetBaseControlObserver( aBaseControlObserver ); |
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iEditor->SetBaseControlObserver( aBaseControlObserver ); |
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} |
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287 |
|
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// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::ClipboardL |
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290 |
// |
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// Handles clipboard operation. |
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// --------------------------------------------------------- |
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293 |
// |
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EXPORT_C void CMsgExpandableTextEditorControl::ClipboardL( TMsgClipboardFunc /*aFunc*/ ) |
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295 |
{ |
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// changed to do nothing because |
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// CMsgExpandableControlEditor::Ccpu???? functions handle |
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// clipboard operations now. |
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299 |
} |
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300 |
// --------------------------------------------------------- |
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// CMsgExpandableTextEditorControl::EditL |
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302 |
// |
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// Handles editing operation. |
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// --------------------------------------------------------- |
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305 |
// |
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EXPORT_C void CMsgExpandableTextEditorControl::EditL( TMsgEditFunc aFunc ) |
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307 |
{ |
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TUint32 editPermission = EditPermission(); |
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309 |
|
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switch ( aFunc ) |
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311 |
{ |
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case EMsgUndo: |
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313 |
{ |
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if ( editPermission & EMsgEditUndo ) |
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315 |
{ |
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iEditor->UndoL(); |
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317 |
} |
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break; |
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|
319 |
} |
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parents:
diff
changeset
|
320 |
case EMsgSelectAll: |
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parents:
diff
changeset
|
321 |
{ |
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Revision: 200949
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parents:
diff
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|
322 |
if ( editPermission & EMsgEditSelectAll ) |
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diff
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|
323 |
{ |
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Revision: 200949
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parents:
diff
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|
324 |
iEditor->SelectAllL(); |
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Revision: 200949
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parents:
diff
changeset
|
325 |
HandleControlEventL( this, MCoeControlObserver::EEventStateChanged ); |
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parents:
diff
changeset
|
326 |
} |
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Revision: 200949
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|
327 |
break; |
72b543305e3a
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parents:
diff
changeset
|
328 |
} |
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Revision: 200949
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parents:
diff
changeset
|
329 |
default: |
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parents:
diff
changeset
|
330 |
{ |
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Revision: 200949
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parents:
diff
changeset
|
331 |
__ASSERT_DEBUG( EFalse, Panic( EMsgIncorrectEditFunction ) ); |
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Revision: 200949
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parents:
diff
changeset
|
332 |
break; |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
333 |
} |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
334 |
} |
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Revision: 200949
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parents:
diff
changeset
|
335 |
} |
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Revision: 200949
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parents:
diff
changeset
|
336 |
|
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Revision: 200949
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parents:
diff
changeset
|
337 |
// --------------------------------------------------------- |
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parents:
diff
changeset
|
338 |
// CMsgExpandableTextEditorControl::EditPermission |
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parents:
diff
changeset
|
339 |
// |
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Revision: 200949
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parents:
diff
changeset
|
340 |
// Returns edit permission flags. |
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Revision: 200949
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parents:
diff
changeset
|
341 |
// --------------------------------------------------------- |
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Revision: 200949
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parents:
diff
changeset
|
342 |
// |
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Revision: 200949
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parents:
diff
changeset
|
343 |
EXPORT_C TUint32 CMsgExpandableTextEditorControl::EditPermission() const |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
344 |
{ |
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Revision: 200949
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parents:
diff
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|
345 |
return iEditor->CheckEditPermission(); |
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Revision: 200949
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parents:
diff
changeset
|
346 |
} |
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Revision: 200949
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parents:
diff
changeset
|
347 |
|
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parents:
diff
changeset
|
348 |
// --------------------------------------------------------- |
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Revision: 200949
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parents:
diff
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|
349 |
// CMsgExpandableTextEditorControl::IsCursorLocation |
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Revision: 200949
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parents:
diff
changeset
|
350 |
// |
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Revision: 200949
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parents:
diff
changeset
|
351 |
// Checks if the cursor location is on the topmost or downmost position |
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Revision: 200949
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parents:
diff
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|
352 |
// depending on aLocation and returns ETrue if it is. |
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Revision: 200949
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parents:
diff
changeset
|
353 |
// --------------------------------------------------------- |
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Revision: 200949
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diff
changeset
|
354 |
// |
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Revision: 200949
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parents:
diff
changeset
|
355 |
EXPORT_C TBool CMsgExpandableTextEditorControl::IsCursorLocation( TMsgCursorLocation aLocation ) const |
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Revision: 200949
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parents:
diff
changeset
|
356 |
{ |
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Revision: 200949
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parents:
diff
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|
357 |
switch ( aLocation ) |
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Revision: 200949
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parents:
diff
changeset
|
358 |
{ |
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Revision: 200949
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parents:
diff
changeset
|
359 |
case EMsgTop: |
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Revision: 200949
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parents:
diff
changeset
|
360 |
{ |
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Revision: 200949
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parents:
diff
changeset
|
361 |
return iEditor->CursorInFirstLine(); |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
362 |
} |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
363 |
case EMsgBottom: |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
364 |
{ |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
365 |
return iEditor->CursorInLastLine(); |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
366 |
} |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
367 |
default: |
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Revision: 200949
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parents:
diff
changeset
|
368 |
{ |
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Revision: 200949
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parents:
diff
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|
369 |
return EFalse; |
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Revision: 200949
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parents:
diff
changeset
|
370 |
} |
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Revision: 200949
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parents:
diff
changeset
|
371 |
} |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
372 |
} |
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Revision: 200949
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parents:
diff
changeset
|
373 |
|
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Revision: 200949
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parents:
diff
changeset
|
374 |
|
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Revision: 200949
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parents:
diff
changeset
|
375 |
// CMsgExpandableTextEditorControl::VirtualHeight |
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Revision: 200949
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parents:
diff
changeset
|
376 |
// |
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Revision: 200949
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parents:
diff
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|
377 |
// Returns approximate height of the control. |
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Revision: 200949
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parents:
diff
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|
378 |
// --------------------------------------------------------- |
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Revision: 200949
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parents:
diff
changeset
|
379 |
// |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
380 |
EXPORT_C TInt CMsgExpandableTextEditorControl::VirtualHeight() |
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Revision: 200949
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parents:
diff
changeset
|
381 |
{ |
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Revision: 200949
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parents:
diff
changeset
|
382 |
return iEditor->VirtualHeight(); |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
383 |
} |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
384 |
|
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
385 |
// --------------------------------------------------------- |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
386 |
// CMsgExpandableTextEditorControl::VirtualVisibleTop |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
387 |
// |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
388 |
// Returns a topmost visible text position. Queries the visible top |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
389 |
// from editor and adds control top position differences (= top margin ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
390 |
// into it if control is not visible. |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
391 |
// --------------------------------------------------------- |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
392 |
// |
72b543305e3a
Revision: 200949
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parents:
diff
changeset
|
393 |
EXPORT_C TInt CMsgExpandableTextEditorControl::VirtualVisibleTop() |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
394 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
395 |
return iEditor->VirtualVisibleTop(); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
396 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
397 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
398 |
// --------------------------------------------------------- |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
399 |
// CMsgExpandableTextEditorControl::HandleControlEventL |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
400 |
// |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
401 |
// Handles state change event from text editor. Checks whether form |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
402 |
// updating is needed. This is needed atleast when subject field |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
403 |
// is visible at the last row of the view and word is typed using T9 |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
404 |
// so that line is changed in the middle of it. Without this check |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
405 |
// the view is not updated correctly. |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
406 |
// --------------------------------------------------------- |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
407 |
// |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
408 |
EXPORT_C void CMsgExpandableTextEditorControl::HandleControlEventL( CCoeControl* aControl, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
409 |
TCoeEvent aEventType ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
410 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
411 |
if ( aControl == iEditor && |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
412 |
aEventType == MCoeControlObserver::EEventStateChanged ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
413 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
414 |
iBaseControlObserver->HandleBaseControlEventRequestL( this, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
415 |
EMsgEnsureCorrectFormPosition, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
416 |
0 ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
417 |
iControlModeFlags |= EMsgControlModeModified; |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
418 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
419 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
420 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
421 |
// --------------------------------------------------------- |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
422 |
// CMsgExpandableTextEditorControl::HandleEdwinSizeEventL |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
423 |
// |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
424 |
// Handles expandable text editor size event. These event are send only when |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
425 |
// the editor height changes. First desirable heigh is limited to maximum |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
426 |
// body height. This is needed as edwin will report values larger than |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
427 |
// maximum height. After this a change delta between current and desired |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
428 |
// heights is calculated. This is rounded to the next full baseline. |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
429 |
// If editor height is wanted to reduce and there is still unshown content |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
430 |
// then the content is scrolled downward so that it becomes visible. In this |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
431 |
// case the editor or control height is not changed. If editor height is |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
432 |
// wanted to increase or all the content is current shown then |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
433 |
// control and editor heights are changed. If body max height flag |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
434 |
// is specified for control then the control height is always set to maximum. |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
435 |
// After heights have been changed base control observer (CMsgEditorView) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
436 |
// is notified. |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
437 |
// --------------------------------------------------------- |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
438 |
// |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
439 |
EXPORT_C TBool CMsgExpandableTextEditorControl::HandleEdwinSizeEventL( CEikEdwin* /*aEdwin*/, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
440 |
TEdwinSizeEvent aEventType, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
441 |
TSize aDesirableEdwinSize ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
442 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
443 |
if ( aEventType == EEventSizeChanging ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
444 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
445 |
MEBLOGGER_ENTERFN("CMsgExpandableTextEditorControl::HandleEdwinSizeEventL"); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
446 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
447 |
aDesirableEdwinSize.iHeight = Min( aDesirableEdwinSize.iHeight, iMaxBodyHeight ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
448 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
449 |
TInt delta = aDesirableEdwinSize.iHeight - iEditor->Size().iHeight; |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
450 |
MsgEditorCommons::RoundToNextLine( delta, iLineHeight ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
451 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
452 |
if ( delta < 0 && |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
453 |
iEditor->VirtualHeight() > iMaxBodyHeight ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
454 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
455 |
ScrollL( delta, EMsgScrollDown ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
456 |
iBaseControlObserver->HandleBaseControlEventRequestL( this, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
457 |
EMsgUpdateScrollbar, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
458 |
delta ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
459 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
460 |
else if ( delta || |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
461 |
iControlModeFlags & EMsgControlModeForceSizeUpdate ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
462 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
463 |
if ( iControlModeFlags & EMsgControlModeBodyMaxHeight ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
464 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
465 |
aDesirableEdwinSize.iHeight = iEditor->MaximumHeight(); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
466 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
467 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
468 |
// Performs the real size change if height has really changed |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
469 |
// or if forced size change is set. |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
470 |
iSize.iHeight = aDesirableEdwinSize.iHeight; |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
471 |
MsgEditorCommons::RoundToNextLine( iSize.iHeight, iLineHeight ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
472 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
473 |
if ( delta != 0 ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
474 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
475 |
iEditor->SetAndGetSizeL( aDesirableEdwinSize ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
476 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
477 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
478 |
iBaseControlObserver->HandleBaseControlEventRequestL( this, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
479 |
EMsgHeightChanged, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
480 |
delta ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
481 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
482 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
483 |
MEBLOGGER_LEAVEFN("CMsgExpandableTextEditorControl::HandleEdwinSizeEventL"); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
484 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
485 |
if ( delta < 0 ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
486 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
487 |
return ETrue; |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
488 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
489 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
490 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
491 |
return EFalse; |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
492 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
493 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
494 |
// --------------------------------------------------------- |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
495 |
// CMsgExpandableTextEditorControl::HandleEdwinEventL |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
496 |
// |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
497 |
// Handles events from expandable text editor. Navigation and format |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
498 |
// change events are handled. |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
// --------------------------------------------------------- |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
500 |
// |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
501 |
EXPORT_C void CMsgExpandableTextEditorControl::HandleEdwinEventL( CEikEdwin* aEdwin, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
TEdwinEvent aEventType) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
503 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
if ( aEventType == MEikEdwinObserver::EEventNavigation && aEdwin->TextView() ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
505 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
506 |
// When cursor is in beginning of text and left key is pressed, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
// FEP places cursor to the end of text. This scrolls end of text |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
// to be visible. With pen support this needs to be handled always since |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
// select & drag scrolling might change the text position so that form updating |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
510 |
// is needed. |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
511 |
iBaseControlObserver->HandleBaseControlEventRequestL( this, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
512 |
EMsgEnsureCorrectFormPosition, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
513 |
0 ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
514 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
else if ( aEventType == MEikEdwinObserver::EEventFormatChanged ) |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
{ |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
517 |
iBaseControlObserver->HandleBaseControlEventRequestL( this, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
518 |
EMsgEnsureCorrectFormPosition, |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
519 |
0 ); |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
} |
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
|
72b543305e3a
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
// End of File |