examples/ForumNokia/ThreadExample/src/richtexteditorrte.cpp

/*
* ============================================================================
*  Name     : CRichTextEditorRTE from CRichTextEditorRTE.h
*  Part of  : Thread
*  Created  : 04.02.2005 by Forum Nokia
*  Version  : 1.0
*  Copyright: Nokia Corporation
* ============================================================================
*/

// INCLUDES
#include "RichTextEditorRTE.h"
#include <barsread.h> // TResourceReader
#include <thread.rsg> // resources
#include <eikrted.h> // CEikRichTextEditor
#include <txtrich.h> // CRichText

// Standard EPOC 2nd phase constructor
void CRichTextEditorRTE::ConstructL(const CCoeControl& aView)
        {
        TResourceReader reader;
        // Construct RichTextEditor from resource
        iCoeEnv->CreateResourceReaderLC(reader, R_RICHTEXTEDITOR_RICH_TEXT_EDITOR);
        SetContainerWindowL(aView);
        ConstructFromResourceL(reader);
        CleanupStack::PopAndDestroy(); // reader
        // Sets that the control has keyboard focus
        SetFocus(ETrue);
        }

// ----------------------------------------------------------------------------
// CRichTextEditorRTE::CRichTextEditorRTE(void) 
//
// constructor
// ----------------------------------------------------------------------------
CRichTextEditorRTE::CRichTextEditorRTE(void) 
        {
        }

// ----------------------------------------------------------------------------
// CRichTextEditorRTE::AddCarriageReturnL()
//
// Insert one line break at the end of the text.
// ----------------------------------------------------------------------------
void CRichTextEditorRTE::AddCarriageReturnL()
        {
        CRichText* richText = RichText();
        richText->InsertL(richText->DocumentLength(), CEditableText::ELineBreak);
        }

// ----------------------------------------------------------------------------
// CRichTextEditorRTE::AddTextL(const TDesC& aText)
//
// Draws text using black color.
// ----------------------------------------------------------------------------
void CRichTextEditorRTE::AddTextL(const TDesC& aText)
        {
        CRichText* text = RichText();
        TInt textSize = text->DocumentLength();

        // Interested in color
        iCharacterFormatMask.SetAttrib(EAttColor); 
        // Set it to Black
        iCharacterFormat.iFontPresentation.iTextColor = KRgbBlack; 
        text->InsertL (textSize, aText);
        // Apply formatting
        text->ApplyCharFormatL(iCharacterFormat, iCharacterFormatMask,textSize,aText.Length());
        AddCarriageReturnL();
        HandleTextChangedL();

        //Keep displaying the bottom of the screen
        MoveCursorL (TCursorPosition::EFPageDown, EFalse);
        }

CRichTextEditorRTE* CRichTextEditorRTE::NewL(const CCoeControl& aView)
        {
        CRichTextEditorRTE* self = CRichTextEditorRTE::NewLC(aView);
        CleanupStack::Pop(self);
        return self;
        }

CRichTextEditorRTE* CRichTextEditorRTE::NewLC(const CCoeControl& aView)
        {
        CRichTextEditorRTE* self = new (ELeave) CRichTextEditorRTE;
        CleanupStack::PushL(self);
        self->ConstructL(aView);
        return self;
        }

// ----------------------------------------------------------------------------
// TKeyResponse CRichTextEditorRTE::OfferKeyEventL(const TKeyEvent& aKeyEvent,
//              TEventCode aType)
//
// Called by the framework whenever a key event occurs. Handles scrolling 
// events.
// ----------------------------------------------------------------------------
TKeyResponse CRichTextEditorRTE::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType)
        {       
        if (aType == EEventKey)
                {
                if (aKeyEvent.iCode == EKeyDownArrow)
                        {
                        MoveCursorL (TCursorPosition::EFPageDown, EFalse);
                        
                        return EKeyWasConsumed;
                        }
                else if (aKeyEvent.iCode == EKeyUpArrow)
                        {
                        MoveCursorL (TCursorPosition::EFPageUp, EFalse);
                        
                        return EKeyWasConsumed;
                        }
                else
                        {
                        return CEikRichTextEditor::OfferKeyEventL(aKeyEvent, aType);
                        }
                }
                
        return EKeyWasNotConsumed;
        }

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