--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/meetingrequest/mrgui/mrfieldbuildercommon/src/cesmreditor.cpp Wed Sep 01 12:28:57 2010 +0100
@@ -0,0 +1,460 @@
+/*
+* Copyright (c) 2009 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: ESMR editor impl.
+*
+*/
+
+#include "cesmreditor.h"
+#include "nmrcolormanager.h"
+#include "esmrfieldbuilderdef.h"
+#include "esmrdef.h"
+#include "mesmrlistobserver.h"
+
+#include <txtfrmat.h>
+#include <txtglobl.h>
+#include <txtrich.h>
+#include <gulfont.h>
+#include <eikenv.h>
+#include <avkon.hrh>
+#include <AknUtils.h>
+
+
+#include "emailtrace.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// CESMREditor::NewL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CESMREditor* CESMREditor::NewL( )
+ {
+ FUNC_LOG;
+ /*
+ Default parameters for edwin. Note that as the parent
+ is NULL, the edwin MUST be EOwnsWindow-type edwin.
+ */
+ return CESMREditor::NewL (
+ NULL, // parent
+ 1, // number of lines
+ KTextLimit, // text limit
+ CEikEdwin::EResizable | CEikEdwin::EOwnsWindow );
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::NewL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CESMREditor* CESMREditor::NewL(
+ const CCoeControl* aParent, TInt aNumberOfLines,
+ TInt aTextLimit, TInt aEdwinFlags )
+ {
+ FUNC_LOG;
+ CESMREditor* self = new (ELeave) CESMREditor();
+ CleanupStack::PushL ( self );
+ self->ConstructL ( aParent, aNumberOfLines, aTextLimit, aEdwinFlags );
+ CleanupStack::Pop ( self );
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::~CESMREditor
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CESMREditor::~CESMREditor( )
+ {
+ FUNC_LOG;
+ delete iDefaultText;
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::PositionChanged
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CESMREditor::PositionChanged( )
+ {
+ FUNC_LOG;
+ CTextView* view = TextView();
+ if ( view )
+ {
+ view->SetViewRect ( Rect() );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::OfferKeyEventL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TKeyResponse CESMREditor::OfferKeyEventL(
+ const TKeyEvent& aKeyEvent,TEventCode aType )
+ {
+ FUNC_LOG;
+
+ TKeyResponse ret = CEikRichTextEditor::OfferKeyEventL(aKeyEvent, aType);
+
+ if ( aType == EEventKey )
+ {
+ TPoint firstRowExtra(0,RowHeight());
+ TextLayout()->DocPosToXyPosL( 0, firstRowExtra);
+ //firstRowExtra.iY
+ TPoint rel(PositionRelativeToScreen());
+ TPoint point(0,0);
+ TextLayout()->DocPosToXyPosL( CursorPos(), point);
+
+ // +1 because first line is zero
+ TInt currentLineNumber = TextLayout()->GetLineNumber( CursorPos() ) + 1;
+ TInt cursorLowerPosition = currentLineNumber * RowHeight();
+ TInt cursorUpperPosition = ( currentLineNumber -1 )* RowHeight();
+
+ if ( aKeyEvent.iCode == EKeyDownArrow && iObserver)
+ {
+ TPoint firstRowExtra(0,RowHeight());
+ TextLayout()->DocPosToXyPosL( 0, firstRowExtra);
+ TPoint cursorPos(0,0);
+ TextLayout()->DocPosToXyPosL( CursorPos(), cursorPos);
+ TInt edwinTlY = Position().iY;
+ TInt listHeight = iObserver->ListHeight();
+
+ // edwinTlY negative
+ if ( cursorLowerPosition > ( listHeight - edwinTlY ))
+ {
+ iObserver->RePositionFields( -RowHeight() );
+ }
+ }
+ else if ( aKeyEvent.iCode == EKeyUpArrow && iObserver)
+ {
+ TPoint firstRowExtra(0,RowHeight());
+ TextLayout()->DocPosToXyPosL( 0, firstRowExtra);
+ TPoint cursorPos(0,0);
+ TextLayout()->DocPosToXyPosL( CursorPos(), cursorPos);
+ TInt hiddenHeight = Position().iY;
+ // upper corner of field not visible
+ if ( hiddenHeight < 0 )
+ {
+ if ( (cursorPos.iY - firstRowExtra.iY * 2) < (-hiddenHeight))
+ {
+ iObserver->RePositionFields( RowHeight() );
+ }
+ }
+ }
+ }
+
+
+ return ret;
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::FocusChanged
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CESMREditor::FocusChanged(TDrawNow aDrawNow)
+ {
+ FUNC_LOG;
+
+ CEikRichTextEditor::FocusChanged( aDrawNow );
+
+ TRAPD( error, TryToSetSelectionL() );
+ if ( error != KErrNone )
+ {
+ iCoeEnv->HandleError( error );// codescanner::eikonenvstatic
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::HandlePointerEventL
+// ---------------------------------------------------------------------------
+//
+
+void CESMREditor::HandlePointerEventL( const TPointerEvent& aPointerEvent )
+ {
+ if ( Rect().Contains( aPointerEvent.iPosition ) )
+ {
+ switch ( aPointerEvent.iType )
+ {
+ case TPointerEvent::EButton1Down:
+ case TPointerEvent::EButton1Up:
+ {
+ CEikRichTextEditor::HandlePointerEventL( aPointerEvent );
+ break;
+ }
+ default:
+ break;
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::TryToSetSelectionL
+// ---------------------------------------------------------------------------
+//
+void CESMREditor::TryToSetSelectionL()
+ {
+ FUNC_LOG;
+ if ( IsFocused() )
+ {
+ // set selection to text if it is the default text
+ HBufC* text = GetTextInHBufL();
+ if ( text )
+ {
+ CleanupStack::PushL( text );
+ if ( iDefaultText->Compare( *text ) == KErrNone )
+ {
+ SetSelectionL(0, text->Length() );
+ }
+ CleanupStack::PopAndDestroy( text );
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::HandleEdwinEventL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CESMREditor::HandleEdwinEventL(
+ CEikEdwin* aEdwin,TEdwinEvent aEventType )
+ {
+ FUNC_LOG;
+ if ( aEdwin == this )
+ {
+ switch( aEventType )
+ {
+ case EEventNavigation:
+ {
+ if ( iObserver )
+ {
+ TInt curPos = CursorPos ();
+ TInt textLength = TextLength();
+ // Update viewarea scrolling in cases where the cursor location
+ // is changed directly from bottom to upmost position or vise versa.
+ if ( CursorPos () == TextLength() || CursorPos () == 0 )
+ {
+ // KErrNotFound as field id is interpret as focused field:
+ iObserver->ScrollControlVisible( KErrNotFound );
+ }
+ }
+ break;
+ }
+
+ case EEventTextUpdate:
+ {
+ if ( IsVisible() )
+ {
+ DrawDeferred();
+ }
+ break;
+ }
+
+ default:
+ {
+ break;
+ }
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::ClearSelectionAndSetTextL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CESMREditor::ClearSelectionAndSetTextL( const TDesC& aText )
+ {
+ FUNC_LOG;
+ ClearSelectionL();
+ SetCursorPosL(0, EFalse );
+ SetTextL( &aText );
+ SetCursorPosL(0, EFalse );
+ HandleTextChangedL();
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::SetFontL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CESMREditor::SetFontL( const CFont* aFont )
+ {
+ FUNC_LOG;
+ const CFont* font = aFont;
+ TFontSpec fontSpec = font->FontSpecInTwips();
+
+ CParaFormat* paraFormat = CParaFormat::NewLC();
+ TParaFormatMask paraFormatMask;
+ paraFormat->iLineSpacingControl = CParaFormat::ELineSpacingExactlyInPixels;
+
+ paraFormatMask.SetAttrib( EAttLineSpacing );
+ paraFormat->iHorizontalAlignment = CParaFormat::ELeftAlign;
+ if ( AknLayoutUtils::LayoutMirrored() )
+ {
+ paraFormat->iHorizontalAlignment = CParaFormat::ERightAlign;
+ }
+ paraFormatMask.SetAttrib( EAttAlignment );
+
+ TCharFormat charFormat;
+ TCharFormatMask formatMask;
+ charFormat.iFontSpec = fontSpec;
+
+ formatMask.SetAttrib( EAttFontTypeface );
+ formatMask.SetAttrib( EAttFontHeight );
+ formatMask.SetAttrib( EAttFontPosture );
+ formatMask.SetAttrib( EAttFontStrokeWeight );
+ formatMask.SetAttrib(EAttFontHighlightColor);
+ formatMask.SetAttrib( EAttColor );
+
+ charFormat.iFontPresentation.iTextColor =
+ NMRColorManager::Color( NMRColorManager::EMRMainAreaTextColor );
+
+ charFormat.iFontPresentation.iHighlightColor =
+ NMRColorManager::Color( NMRColorManager::EMRCutCopyPasteHighlightColor );
+
+ CParaFormatLayer* paraFormatLayer =
+ CParaFormatLayer::NewL( paraFormat, paraFormatMask );
+ CleanupStack::PushL( paraFormatLayer );
+ CCharFormatLayer* charFormatLayer =
+ CCharFormatLayer::NewL( charFormat, formatMask );
+
+ SetParaFormatLayer( paraFormatLayer );
+ CleanupStack::Pop( paraFormatLayer );
+ CleanupStack::PopAndDestroy( paraFormat );
+ SetCharFormatLayer( charFormatLayer );
+
+ // This forces CEikEdwin::OnReformatL to notify observer
+ // through HandleEdwinSizeEventL about changed size.
+ // It is notified only if linecount changes.
+ CEikEdwin::iNumberOfLines = 0;
+ CEikEdwin::FormatTextL();
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::CursorLinePos
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CESMREditor::CursorLinePos( ) const
+ {
+ FUNC_LOG;
+ return TextLayout()->GetLineNumber ( CursorPos ( ) );
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::LineCount
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CESMREditor::LineCount( ) const
+ {
+ FUNC_LOG;
+ // first line is zero, that's why + 1 is added
+ TInt lineCount( TextLayout()->GetLineNumber ( TextLength ( ) ) + 1 );
+ return lineCount;
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::RowHeight
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CESMREditor::RowHeight()
+ {
+ FUNC_LOG;
+ TInt bandHeight = TextLayout()->BandHeight();
+ // Starts from zero, so let's increase the count by one.
+ TInt lineNumberCount = TextLayout()->GetLineNumber(TextLength()) + 1;
+
+ return ( bandHeight / lineNumberCount );
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::CurrentLineNumber
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CESMREditor::CurrentLineNumber()
+ {
+ FUNC_LOG;
+ // first line is zero, let's increase it by one
+ return TextLayout()->GetLineNumber( CursorPos() ) + 1;
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::LineCount
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CESMREditor::SetDefaultTextL(
+ HBufC* aDefaultText ) // codescanner::nonconsthbufc
+ {
+ FUNC_LOG;
+ SetTextL( aDefaultText );
+
+ if ( iDefaultText )
+ {
+ delete iDefaultText;
+ iDefaultText = NULL;
+ }
+ iDefaultText = aDefaultText;
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::LineCount
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const TDesC& CESMREditor::DefaultText()
+ {
+ FUNC_LOG;
+ return *iDefaultText;
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::SetListObserver
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CESMREditor::SetListObserver( MESMRListObserver* aObserver )
+ {
+ FUNC_LOG;
+ iObserver = aObserver;
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::CESMREditor
+// ---------------------------------------------------------------------------
+//
+CESMREditor::CESMREditor( )
+ {
+ FUNC_LOG;
+ // Do nothing
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::ConstructL
+// ---------------------------------------------------------------------------
+//
+void CESMREditor::ConstructL(const CCoeControl* aParent, TInt aNumberOfLines,
+ TInt aTextLimit, TInt aEdwinFlags )
+ {
+ FUNC_LOG;
+ CEikRichTextEditor::ConstructL ( aParent, aNumberOfLines, aTextLimit,
+ aEdwinFlags );
+
+ AddEdwinObserverL(this);
+
+ SetUpperFullFormattingLength( aTextLimit );
+
+ iLimitLength = aTextLimit;
+ }
+
+// ---------------------------------------------------------------------------
+// CESMREditor::GetLimitLength
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CESMREditor::GetLimitLength() const
+ {
+ FUNC_LOG;
+ return iLimitLength;
+ }
+
+//EOF