meetingrequest/mrgui/mrfieldbuilderplugin/src/cesmrdescriptionfield.cpp
changeset 0 8466d47a6819
child 16 4ce476e64c59
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/meetingrequest/mrgui/mrfieldbuilderplugin/src/cesmrdescriptionfield.cpp	Thu Dec 17 08:39:21 2009 +0200
@@ -0,0 +1,466 @@
+/*
+* Copyright (c) 2007-2009 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 Description (summary) field implementation
+ *
+*/
+
+
+#include "emailtrace.h"
+#include <calentry.h>
+#include <StringLoader.h>
+#include <esmrgui.rsg>
+#include <AknUtils.h>
+#include <AknsDrawUtils.h>
+#include <AknsFrameBackgroundControlContext.h>
+//<cmail>
+#include "cesmrurlparserplugin.h"
+//</cmail>
+
+#include "cesmrdescriptionfield.h"
+#include "mesmrlistobserver.h"
+#include "cesmreditor.h"
+#include "cesmrrichtextlink.h"
+#include "cesmrlayoutmgr.h"
+#include "esmrfieldbuilderdef.h"
+#include "cesmrfeaturesettings.h"
+#include "cesmrglobalnote.h"
+
+namespace{ // codescanner::namespace
+const TInt KFieldInnerShrink(3);
+}//namespace
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::NewL
+// ---------------------------------------------------------------------------
+//
+CESMRDescriptionField* CESMRDescriptionField::NewL( )
+    {
+    FUNC_LOG;
+    CESMRDescriptionField* self = new (ELeave) CESMRDescriptionField;
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::~CESMRDescriptionField
+// ---------------------------------------------------------------------------
+//
+CESMRDescriptionField::~CESMRDescriptionField( )
+    {
+    FUNC_LOG;
+    delete iFrameBgContext;
+    
+    delete iLocationLink;
+    
+    delete iFeatures;
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::InitializeL
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::InitializeL()
+    {
+    FUNC_LOG;
+    iDescription->SetFontL( iLayout->Font (iCoeEnv, iFieldId ), iLayout );
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::InternalizeL
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::InternalizeL( MESMRCalEntry& aEntry )
+    {
+    FUNC_LOG;
+    CCalEntry& entry = aEntry.Entry ( );
+    HBufC* summary = entry.DescriptionL().AllocLC ( );
+
+    // externalize is done only when there is text and its NOT the default one.
+    if ( summary->Length ( )> 0 && iDescription->DefaultText().Compare (*summary )!= 0 )
+        {
+        iDescription->ClearSelectionAndSetTextL ( *summary );
+        if ( FeaturesL().FeatureSupported(
+                CESMRFeatureSettings::EESMRUIMnFwIntegration ) )
+            {
+            StoreLinkL( aEntry );
+            }
+        }
+
+    CleanupStack::PopAndDestroy ( summary );
+
+    // this is needed to be re-called here, otherwise the CEikEdwin
+    // does not get correctly instantiated with default text
+    iDescription->FocusChanged(EDrawNow);
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::ExternalizeL
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::ExternalizeL( MESMRCalEntry& aEntry )
+    {
+    FUNC_LOG;
+    HBufC* buf = iDescription->GetTextInHBufL();
+
+    if( buf )
+        {
+        CleanupStack::PushL( buf );
+
+        if( iDescription->DefaultText().Compare( *buf ) != 0 )
+            {
+            CCalEntry& entry = aEntry.Entry();
+                        
+            HBufC* newBuf = AddLinkToTextL( *buf );
+            if( newBuf )
+                {
+                CleanupStack::PopAndDestroy( buf );
+                buf = newBuf;
+                CleanupStack::PushL( buf );
+                }
+            entry.SetDescriptionL( *buf );
+            }
+        CleanupStack::PopAndDestroy( buf );
+        }
+    else if( iLocationLink )
+        {
+        CCalEntry& entry = aEntry.Entry();
+        entry.SetDescriptionL( iLocationLink->Value() );
+        }
+    else
+        {
+        CCalEntry& entry = aEntry.Entry();
+        entry.SetDescriptionL( KNullDesC );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::SetOutlineFocusL
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::SetOutlineFocusL( TBool aFocus )
+    {
+    FUNC_LOG;
+    CESMRField::SetOutlineFocusL ( aFocus );
+    if ( aFocus )
+        {
+        ChangeMiddleSoftKeyL(EESMRCmdSaveMR,R_QTN_MSK_SAVE);
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::ExpandedHeight
+// ---------------------------------------------------------------------------
+//
+TInt CESMRDescriptionField::ExpandedHeight( ) const
+    {
+    FUNC_LOG;
+    return iSize.iHeight;
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::OfferKeyEventL
+// ---------------------------------------------------------------------------
+//
+TKeyResponse CESMRDescriptionField::OfferKeyEventL(const TKeyEvent& aEvent,
+        TEventCode aType )
+    {
+    FUNC_LOG;
+    return iDescription->OfferKeyEventL( aEvent, aType );
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::HandleEdwinSizeEventL
+// ---------------------------------------------------------------------------
+//
+TBool CESMRDescriptionField::HandleEdwinSizeEventL(CEikEdwin* /*aEdwin*/,
+        TEdwinSizeEvent /*aType*/, TSize aSize )
+    {
+    FUNC_LOG;
+    iSize = aSize;
+    iSize.iHeight -= KEditorDifference;
+
+    if (iLayout->CurrentFontZoom() == EAknUiZoomSmall ||
+        iLayout->CurrentFontZoom() == EAknUiZoomVerySmall)
+        {
+        iSize.iHeight -= KEditorDifference;
+        }
+
+    if ( iObserver )
+        {
+        iObserver->ControlSizeChanged ( this );
+        }
+
+    if( iFrameBgContext )
+        {
+        TRect visibleRect = CalculateVisibleRect( iDescription->Rect() );
+        iFrameBgContext->SetFrameRects( visibleRect, visibleRect );
+        }
+
+    return ETrue;
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::HandleEdwinEventL
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::HandleEdwinEventL(CEikEdwin* aEdwin,TEdwinEvent aEventType)
+	{
+    FUNC_LOG;
+    if ( aEdwin == iDescription
+    		&& aEventType == EEventTextUpdate )
+        {
+        HBufC* text = iDescription->GetTextInHBufL();
+        if ( text )
+            {
+            CleanupStack::PushL( text );
+            TInt textLength( text->Length() );
+            if ( iDescription->GetLimitLength() <= textLength )
+            	{
+            	NotifyEventAsyncL( EESMRCmdSizeExceeded );
+            	}            
+            CleanupStack::PopAndDestroy( text );
+            }
+        }
+	}
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::CESMRDescriptionField
+// ---------------------------------------------------------------------------
+//
+CESMRDescriptionField::CESMRDescriptionField() :
+    iSize( TSize( 0, 0 ))
+    {
+    FUNC_LOG;
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::ActivateL
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::ActivateL()
+    {
+    FUNC_LOG;
+    CCoeControl::ActivateL();
+    TRect rect(TPoint(iDescription->Position()), iDescription->Size());
+    TRect inner(rect);
+    inner.Shrink( KFieldInnerShrink, KFieldInnerShrink );
+    TRect outer(rect);
+
+    delete iFrameBgContext;
+    iFrameBgContext = NULL;
+    iFrameBgContext = CAknsFrameBackgroundControlContext::NewL( KAknsIIDQsnFrInput, 
+                                                                outer, 
+                                                                inner, 
+                                                                EFalse );
+
+    iFrameBgContext->SetParentContext( iBackground );
+    iDescription->SetSkinBackgroundControlContextL( iFrameBgContext );
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::PositionChanged()
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::PositionChanged()
+    {
+    FUNC_LOG;
+    CCoeControl::PositionChanged();
+    if( iFrameBgContext )
+        {
+        TRect visibleRect = CalculateVisibleRect( iDescription->Rect() );
+        iFrameBgContext->SetFrameRects( visibleRect, visibleRect );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::ConstructL
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::ConstructL()
+    {
+    FUNC_LOG;
+    SetFieldId( EESMRFieldDescription );
+    SetExpandable( );
+    iDescription = CESMREditor::NewL( this, 1, KTextLimit,
+                                    CEikEdwin::EResizable |
+                                    CEikEdwin::EAvkonEditor );
+    iDescription->SetEdwinSizeObserver( this );
+    iDescription->SetEdwinObserver( this );
+
+    HBufC* buf = StringLoader::LoadLC( R_QTN_MEET_REQ_DETAILS_FIELD );
+    iDescription->SetDefaultTextL( buf ); // ownership transferred
+    CleanupStack::Pop( buf );
+
+    iBackground = AknsDrawUtils::ControlContext( this );
+
+    CESMRField::ConstructL( iDescription );
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::GetMinimumVisibleVerticalArea
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::GetMinimumVisibleVerticalArea(TInt& aUpper, TInt& aLower)
+    {
+    FUNC_LOG;
+    aLower = iDescription->CurrentLineNumber() * iDescription->RowHeight();
+    aUpper = aLower - iDescription->RowHeight();
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::ListObserverSet
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::ListObserverSet()
+    {
+    FUNC_LOG;
+    iDescription->SetListObserver( iObserver );
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::StoreLinkL
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::StoreLinkL( MESMRCalEntry& aEntry )
+    {
+    FUNC_LOG;
+    TInt command( EESMRCmdDisableWaypointIcon );
+    CESMRUrlParserPlugin* urlParser = CESMRUrlParserPlugin::NewL();
+    CleanupStack::PushL( urlParser );
+    TPtrC urlPointer;
+    TInt position;
+    position = urlParser->FindLocationUrl( aEntry.Entry().DescriptionL(), 
+                                           urlPointer );
+    CleanupStack::PopAndDestroy( urlParser );
+    if ( position >= KErrNone )
+        {
+        command = EESMRCmdEnableWaypointIcon;
+        HBufC* description =
+            HBufC::NewL( aEntry.Entry().DescriptionL().Length() );
+        CleanupStack::PushL( description );
+        TPtr descriptionPointer( description->Des() );
+        descriptionPointer.Append( aEntry.Entry().DescriptionL() );
+        descriptionPointer.Delete( position, urlPointer.Length() );
+        descriptionPointer.TrimLeft();
+        if ( description->Length() != 0 )
+            {
+            iDescription->ClearSelectionAndSetTextL( *description );
+            }
+        else
+            {
+            iDescription->ClearSelectionAndSetTextL( iDescription->DefaultText() );
+            }
+        CleanupStack::PopAndDestroy( description );
+
+        if ( iLocationLink )
+            {
+            delete iLocationLink;
+            iLocationLink = NULL;
+            }
+        HBufC* showOnMapBuf =
+            StringLoader::LoadLC( R_MEET_REQ_LINK_SHOW_ON_MAP );        
+        iLocationLink = CESMRRichTextLink::NewL( position, 
+                                     showOnMapBuf->Length(), 
+                                     urlPointer,
+                                     CESMRRichTextLink::ETypeLocationUrl,
+                                     CESMRRichTextLink::ETriggerKeyOk );
+        CleanupStack::PopAndDestroy( showOnMapBuf );        
+        }
+    
+    NotifyEventL( command );
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::AddLinkToTextL
+// ---------------------------------------------------------------------------
+//
+HBufC* CESMRDescriptionField::AddLinkToTextL( const TDesC& aBuf )
+    {
+    FUNC_LOG;
+    if( iLocationLink )
+        {
+        TInt newTextLen = aBuf.Length() + iLocationLink->Value().Length() + 1;
+        HBufC* retBuf = HBufC::NewL( newTextLen );
+        
+        retBuf->Des().Append( iLocationLink->Value() );
+        _LIT( KParagraphSeparator, "\x2029" ); // unicode paragraph separator
+        // add the separator after url
+        retBuf->Des().Append( KParagraphSeparator );
+        retBuf->Des().Append( aBuf );
+
+        return retBuf;
+        }
+    else
+        {
+        return NULL;
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::FeaturesL
+// ---------------------------------------------------------------------------
+//
+CESMRFeatureSettings& CESMRDescriptionField::FeaturesL()
+    {
+    FUNC_LOG;
+    if ( !iFeatures )
+        {
+        iFeatures = CESMRFeatureSettings::NewL();
+        }
+    
+    return *iFeatures;
+    }
+
+// ---------------------------------------------------------------------------
+// CESMRDescriptionField::ExecuteGenericCommandL
+// ---------------------------------------------------------------------------
+//
+void CESMRDescriptionField::ExecuteGenericCommandL( 
+		TInt aCommand )
+	{
+    FUNC_LOG;
+	if ( EESMRCmdSizeExceeded == aCommand )
+		{
+		CESMRGlobalNote::ExecuteL ( 
+				CESMRGlobalNote::EESMRCannotDisplayMuchMore );
+		
+		HBufC* text = iDescription->GetTextInHBufL();
+		CleanupDeletePushL( text );
+		if ( text )
+			{    
+	    	TInt curPos = iDescription->CursorPos();    	
+	    	if( curPos > iDescription->GetLimitLength() - 1 )
+	    		curPos = iDescription->GetLimitLength() - 1;
+	    	HBufC* newText = 
+	    		text->Des().Mid( 0, iDescription->GetLimitLength() - 1 ).AllocLC();    	
+	    	
+	    	iDescription->SetTextL ( newText );
+	    	CleanupStack::PopAndDestroy( newText );
+	    	newText = NULL;
+
+	    	iDescription->SetCursorPosL (curPos, EFalse );
+	    	iDescription->HandleTextChangedL();
+	    	iDescription->UpdateScrollBarsL();
+	    	SetFocus(ETrue);
+			}
+		CleanupStack::PopAndDestroy( text );	
+		}
+	}
+
+
+// EOF