richtexttestcontainer.cpp

symbian code developemnt

/*
========================================================================
 Name        : RichtextTestContainer.cpp
 Author      : 
 Copyright   : Your copyright notice
 Description : 
========================================================================
*/
// [[[ begin generated region: do not modify [Generated System Includes]
#include <barsread.h>
#include <stringloader.h>
#include <gdi.h>
#include <eikgted.h>
#include <eikenv.h>
#include <eiklabel.h>
#include <aknviewappui.h>
#include <eikappui.h>
#include <txtfrmat.h>
#include <eikrted.h>
#include <txtrich.h>
#include <gulcolor.h>
#include <RichtextTest.rsg>
// ]]] end generated region [Generated System Includes]

// [[[ begin generated region: do not modify [Generated User Includes]
#include "RichtextTestContainer.h"
#include "RichtextTestContainerView.h"
#include "RichtextTest.hrh"
#include "RichtextTestContainer.hrh"
// ]]] end generated region [Generated User Includes]

// [[[ begin generated region: do not modify [Generated Constants]
// ]]] end generated region [Generated Constants]

/**
 * First phase of Symbian two-phase construction. Should not 
 * contain any code that could leave.
 */
CRichtextTestContainer::CRichtextTestContainer()
	{
	// [[[ begin generated region: do not modify [Generated Contents]
	iRichText1 = NULL;
	iLabel1 = NULL;
	// ]]] end generated region [Generated Contents]
	
	}
/** 
 * Destroy child controls.
 */
CRichtextTestContainer::~CRichtextTestContainer()
	{
	// [[[ begin generated region: do not modify [Generated Contents]
	delete iRichText1;
	iRichText1 = NULL;
	delete iLabel1;
	iLabel1 = NULL;
	// ]]] end generated region [Generated Contents]
	
	}
				
/**
 * Construct the control (first phase).
 *  Creates an instance and initializes it.
 *  Instance is not left on cleanup stack.
 * @param aRect bounding rectangle
 * @param aParent owning parent, or NULL
 * @param aCommandObserver command observer
 * @return initialized instance of CRichtextTestContainer
 */
CRichtextTestContainer* CRichtextTestContainer::NewL( 
		const TRect& aRect, 
		const CCoeControl* aParent, 
		MEikCommandObserver* aCommandObserver )
	{
	CRichtextTestContainer* self = CRichtextTestContainer::NewLC( 
			aRect, 
			aParent, 
			aCommandObserver );
	CleanupStack::Pop( self );
	return self;
	}

/**
 * Construct the control (first phase).
 *  Creates an instance and initializes it.
 *  Instance is left on cleanup stack.
 * @param aRect The rectangle for this window
 * @param aParent owning parent, or NULL
 * @param aCommandObserver command observer
 * @return new instance of CRichtextTestContainer
 */
CRichtextTestContainer* CRichtextTestContainer::NewLC( 
		const TRect& aRect, 
		const CCoeControl* aParent, 
		MEikCommandObserver* aCommandObserver )
	{
	CRichtextTestContainer* self = new ( ELeave ) CRichtextTestContainer();
	CleanupStack::PushL( self );
	self->ConstructL( aRect, aParent, aCommandObserver );
	return self;
	}
			
/**
 * Construct the control (second phase).
 *  Creates a window to contain the controls and activates it.
 * @param aRect bounding rectangle
 * @param aCommandObserver command observer
 * @param aParent owning parent, or NULL
 */ 
void CRichtextTestContainer::ConstructL( 
		const TRect& aRect, 
		const CCoeControl* aParent, 
		MEikCommandObserver* aCommandObserver )
	{
	if ( aParent == NULL )
	    {
		CreateWindowL();
	    }
	else
	    {
	    SetContainerWindowL( *aParent );
	    }
	iFocusControl = NULL;
	iCommandObserver = aCommandObserver;
	InitializeControlsL();
	SetRect( aRect );
	ActivateL();
	// [[[ begin generated region: do not modify [Post-ActivateL initializations]
	SetRichText1FormattingL();	
	// ]]] end generated region [Post-ActivateL initializations]
	
	}
			
/**
* Return the number of controls in the container (override)
* @return count
*/
TInt CRichtextTestContainer::CountComponentControls() const
	{
	return ( int ) ELastControl;
	}
				
/**
* Get the control with the given index (override)
* @param aIndex Control index [0...n) (limited by #CountComponentControls)
* @return Pointer to control
*/
CCoeControl* CRichtextTestContainer::ComponentControl( TInt aIndex ) const
	{
	// [[[ begin generated region: do not modify [Generated Contents]
	switch ( aIndex )
		{
		case ERichText1:
			return iRichText1;
		case ELabel1:
			return iLabel1;
		}
	// ]]] end generated region [Generated Contents]
	
	// handle any user controls here...
	
	return NULL;
	}
				
/**
 *	Handle resizing of the container. This implementation will lay out
 *  full-sized controls like list boxes for any screen size, and will layout
 *  labels, editors, etc. to the size they were given in the UI designer.
 *  This code will need to be modified to adjust arbitrary controls to
 *  any screen size.
 */				
void CRichtextTestContainer::SizeChanged()
	{
	CCoeControl::SizeChanged();
	LayoutControls();
	// [[[ begin generated region: do not modify [Generated Contents]
			
	// ]]] end generated region [Generated Contents]
	
	}
				
// [[[ begin generated function: do not modify
/**
 * Layout components as specified in the UI Designer
 */
void CRichtextTestContainer::LayoutControls()
	{
	iRichText1->SetExtent( TPoint( 0, -2 ), TSize( 237, 221 ) );
	iLabel1->SetExtent( TPoint( 81, 89 ), TSize( 83, 27 ) );
	}
// ]]] end generated function

/**
 *	Handle key events.
 */				
TKeyResponse CRichtextTestContainer::OfferKeyEventL( 
		const TKeyEvent& aKeyEvent, 
		TEventCode aType )
	{
	// [[[ begin generated region: do not modify [Generated Contents]
	
	// ]]] end generated region [Generated Contents]
	
	if ( iFocusControl != NULL
		&& iFocusControl->OfferKeyEventL( aKeyEvent, aType ) == EKeyWasConsumed )
		{
		return EKeyWasConsumed;
		}
	return CCoeControl::OfferKeyEventL( aKeyEvent, aType );
	}
				
// [[[ begin generated function: do not modify
/**
 *	Initialize each control upon creation.
 */				
void CRichtextTestContainer::InitializeControlsL()
	{
	iRichText1 = new ( ELeave ) CEikRichTextEditor;
	iRichText1->SetContainerWindowL( *this );
		{
		TResourceReader reader;
		iEikonEnv->CreateResourceReaderLC( reader, R_RICHTEXT_TEST_CONTAINER_RICH_TEXT1 );
		iRichText1->ConstructFromResourceL( reader );
		CleanupStack::PopAndDestroy(); // reader internal state
		}
		{
		HBufC* text = StringLoader::LoadLC( R_RICHTEXT_TEST_CONTAINER_RICH_TEXT1_2 );
		iRichText1->SetTextL( text );
		CleanupStack::PopAndDestroy( text );
		}
	iLabel1 = new ( ELeave ) CEikLabel;
	iLabel1->SetContainerWindowL( *this );
		{
		TResourceReader reader;
		iEikonEnv->CreateResourceReaderLC( reader, R_RICHTEXT_TEST_CONTAINER_LABEL1 );
		iLabel1->ConstructFromResourceL( reader );
		CleanupStack::PopAndDestroy(); // reader internal state
		}
	
	iRichText1->SetFocus( ETrue );
	iFocusControl = iRichText1;
	
	}
// ]]] end generated function

/** 
 * Handle global resource changes, such as scalable UI or skin events (override)
 */
void CRichtextTestContainer::HandleResourceChange( TInt aType )
	{
	CCoeControl::HandleResourceChange( aType );
	SetRect( iAvkonViewAppUi->View( TUid::Uid( ERichtextTestContainerViewId ) )->ClientRect() );
	// [[[ begin generated region: do not modify [Generated Contents]
	// ]]] end generated region [Generated Contents]
	
	}
				
/**
 *	Draw container contents.
 */				
void CRichtextTestContainer::Draw( const TRect& aRect ) const
	{
	// [[[ begin generated region: do not modify [Generated Contents]
	CWindowGc& gc = SystemGc();

    gc.SetPenStyle(CGraphicsContext::ENullPen);
    gc.SetBrushColor(KRgbWhite);
    gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
    gc.DrawRect(aRect);
	
	// ]]] end generated region [Generated Contents]
	
	}
				
void CRichtextTestContainer::SetRichText1FormattingL()
	{
	// [[[ begin generated region: do not modify [Generated GlobalText formatting]
	
	// ]]] end generated region [Generated GlobalText formatting]
	
	}

void CRichtextTestContainer::SetFont(const CFont* cfont)
	{
		/*
	TCursorSelection cs = iRichText1->Selection();
	
	SetSelectionL(cs.iCursorPos, cs.iAnchorPos-1);
	*/

	TFontSpec fontspec = cfont->FontSpecInTwips();
	TCharFormat charFormat( fontspec.iTypeface.iName, fontspec.iHeight );
	TCharFormatMask charFormatMask;
	
	charFormatMask.SetAttrib(EAttFontTypeface);
	charFormatMask.SetAttrib(EAttFontHeight);
	iRichText1->ApplyCharFormatL(charFormat, charFormatMask);
	
	Echo(R_TYPE_DIALOG_TBUF_INDICATOR_FONT);

	}

void CRichtextTestContainer::SetColor(TRgb aColor)
	{
	TCharFormat charFormat;
	TCharFormatMask charFormatMask;

	charFormat.iFontPresentation.iTextColor = aColor;
	charFormatMask.SetAttrib(EAttColor);
	iRichText1->ApplyCharFormatL(charFormat, charFormatMask);
	
//	iRtEd->SetBackgroundColorL(aColor); 
//  It is possible to change the background color - if foreground and background 
//  color is same, the text became invisible.

	}

void CRichtextTestContainer::Echo(TInt aMessage)
	{
		TBuf<32> buf;
		CEikonEnv::Static()->ReadResource(buf, aMessage);
		iLabel1->SetTextL(buf);
	}