CEikCbaButton Class Reference

Link against: avkon.lib eikcoctl.lib

Capability Information

Required Capabilities

None

#include <eikcba.h>

Inherits CAknControl.

Inherited by CEikEnhancedCbaButton.

Detailed Description

EIKON CBA button class definition.


Public Member Functions
	~CEikCbaButton ()
	Destructor.
void	ConstructL (TGulAlignmentValue aAlignment)
	Constructs a new CBA button instance.
void	AddCommandL (const TDesC &aText)
	Updates the label text with the given label.
void	PushCommandL (TInt aCommandId, const TDesC &aText)
	Pushes a command into button stack.
TInt	PopCommand ()
	Pops a command from the button stack.
void	RemoveCommand (TInt aCommandId)
	Removes a command from the button stack.
void	RemovePreviousCommand ()
	Removes the previous command from the button stack.
void	SwitchToShortTextL (TBool aShortText)
	Switches the button's text to short or long depending on the parameter given.
void	SetLabelFont (const CFont *aLabelFont)
	Sets the labels font.
void	TruncateLabelText ()
	Truncates the label.
TBool	IsEmptyText () const
	Checks if text is empty in this button.
void	SetContainerWindowL (const CCoeControl &aContainer)
	From CCoeControl.
void	ConstructFromResourceL (TResourceReader &aReader, TGulAlignmentValue anAlignment)
	Constructs the control from a resource file.
TSize	MinimumSize ()
	From CCoeControl.
void	SetDimmed (TBool aDimmed)
	From CCoeControl.
IMPORT_C void	HandlePointerEventL (const TPointerEvent &aPointerEvent)
	From CCoeControl.
void	SetImage (CEikImage &aImage)
	Sets the button's image.
void	ReplaceImageByLabel ()
	Replaces the buttons image with label.
TBool	IsImageOn () const
	Returns whether the button has image set.
void	ConstructEmptyButtonL ()
	Constructs empty button with id EAknSoftkeyEmpty.
TBool	PressedDown () const
	Returns the state of `CEikCbaButton`.
void	SetPressedDown (const TBool aPressedDown)
	Changes the state of `CEikCbaButton`.
void	SetTextBitmapMode (TBool aEnableBitmap)
	Enables bitmap mode and hides the label.
void	DrawToContext (CBitmapContext &aContext, CBitmapContext &aMaskContext, const TPoint &aOffset) const
	Draws the button text and mask to give graphics contexts.
TPtrC	GetFullLabelText ()
	Returns the textual value of the button.
Protected Member Functions
TInt	IndexFromCommandId (TInt aCommandId)
	Returns the button's index by command id.
void	UpdateLabelText (TPtrC aLabelText)
	Updates the label text with the given label.
Protected Attributes
TBuf< KMaxCbaLabelLength >	iFullLabelText
TPtrC	iLongLabelText
TPtrC	iShortLabelText
CEikLabel *	iLabel
CDesCArray *	iText
CArrayFix< SButtonOptions > *	iButtonOptions
CEikImage *	iImage
const CFbsBitmap *	iMask
	Original mask for softkey image.
CFbsBitmap *	iSfeMask
	Feedback effects transparency mask for softkey image.
TBool	iDoImage
TBool	iUseTextBitmap
	ETrue if should use text bitmap mode.
TBool	iPressedDown
	Buttons state.
Data Structures
struct	SButtonOptions
	Holds information about command id and dimming status for a button. More...

Constructor & Destructor Documentation

CEikCbaButton::~CEikCbaButton

Destructor.

Member Function Documentation

void CEikCbaButton::AddCommandL

Updates the label text with the given label.

Parameters:

The new label text.

void CEikCbaButton::ConstructEmptyButtonL

Constructs empty button with id EAknSoftkeyEmpty.

Reimplemented in CEikEnhancedCbaButton.

void CEikCbaButton::ConstructFromResourceL	(	TResourceReader &	aReader,
		TGulAlignmentValue	anAlignment
	)

Constructs the control from a resource file.

Parameters:

	aReader	The resource reader.
	anAlignment	Alignment for label.

void CEikCbaButton::ConstructL

TGulAlignmentValue

Constructs a new CBA button instance.

Parameters:

Alignment for label.

void CEikCbaButton::DrawToContext	(	CBitmapContext &	aContext,
		CBitmapContext &	aMaskContext,
		const TPoint &	aOffset
	)	const

Draws the button text and mask to give graphics contexts.

Background is not drawn.

TPtrC CEikCbaButton::GetFullLabelText ( ) [inline]

Returns the textual value of the button.

IMPORT_C void CEikCbaButton::HandlePointerEventL

const TPointerEvent &

aPointerEvent

From CCoeControl.

Handles pointer events.

Parameters:

aPointerEvent

The pointer event.

TInt CEikCbaButton::IndexFromCommandId ( TInt aCommandId ) [protected]

Returns the button's index by command id.

Parameters:

The button's command id.

Returns:: The button's index.

TBool CEikCbaButton::IsEmptyText

Checks if text is empty in this button.

TBool CEikCbaButton::IsImageOn ( ) const [inline]

Returns whether the button has image set.

Returns:: ETrue if the button has image set, EFalse otherwise.

TSize CEikCbaButton::MinimumSize

From CCoeControl.

Sets the control's minimum required size.

Returns:: The minimum size required by the control.

TInt CEikCbaButton::PopCommand

Pops a command from the button stack.

Returns:: The button's command id. KErrNotFound if the button stack is empty.

TBool CEikCbaButton::PressedDown

Returns the state of CEikCbaButton.

Returns:: Boolean value for CEikCbaButtons state. ETrue if button is pressed down. Otherwise returns EFalse.

void CEikCbaButton::PushCommandL	(	TInt	aCommandId,
		const TDesC &	aText
	)

Pushes a command into button stack.

Parameters:

	aCommandId	The command to be pushed.
	aText	Text for the button.

void CEikCbaButton::RemoveCommand

Removes a command from the button stack.

Parameters:

The command to be removed.

void CEikCbaButton::RemovePreviousCommand

Removes the previous command from the button stack.

void CEikCbaButton::ReplaceImageByLabel

Replaces the buttons image with label.

void CEikCbaButton::SetContainerWindowL

const CCoeControl &

From CCoeControl.

Sets the control's containing window by copying it from aContainer.

Parameters:

The compound control that is the container for this control.

void CEikCbaButton::SetDimmed

From CCoeControl.

Sets the control to be dimmed.

Parameters:

ETrue to dim the control, EFalse to set the control as not dimmed.

void CEikCbaButton::SetImage

Sets the button's image.

Parameters:

The image to be set.

void CEikCbaButton::SetLabelFont

Sets the labels font.

Parameters:

The font to be used.

void CEikCbaButton::SetPressedDown

Changes the state of CEikCbaButton.

Button's state is stored in a member variable.

Parameters:

aPressedDown The state that button has. ETrue if button's state is pressed down. EFalse for normal, not pressed state.

void CEikCbaButton::SetTextBitmapMode

aEnableBitmap

Enables bitmap mode and hides the label.

The text is drawn by CEikCba in bitmap mode.

void CEikCbaButton::SwitchToShortTextL

Switches the button's text to short or long depending on the parameter given.

Parameters:

ETrue for short text, EFalse for the long text.

void CEikCbaButton::TruncateLabelText

Truncates the label.

This is done by CEikLabel.

void CEikCbaButton::UpdateLabelText ( TPtrC aLabelText ) [protected]

Updates the label text with the given label.

Parameters:

The new label text.

Field Documentation

CArrayFix<SButtonOptions>* CEikCbaButton::iButtonOptions [protected]

TBool CEikCbaButton::iDoImage [protected]

TBuf<KMaxCbaLabelLength> CEikCbaButton::iFullLabelText [protected]

CEikImage* CEikCbaButton::iImage [protected]

CEikLabel* CEikCbaButton::iLabel [protected]

TPtrC CEikCbaButton::iLongLabelText [protected]

const CFbsBitmap* CEikCbaButton::iMask [protected]

Original mask for softkey image.

TBool CEikCbaButton::iPressedDown [protected]

Buttons state.

CFbsBitmap* CEikCbaButton::iSfeMask [protected]

Feedback effects transparency mask for softkey image.

TPtrC CEikCbaButton::iShortLabelText [protected]

CDesCArray* CEikCbaButton::iText [protected]

TBool CEikCbaButton::iUseTextBitmap [protected]

ETrue if should use text bitmap mode.

The documentation for this class was generated from the following file:

eikcba.h

Copyright © Nokia Corporation 2001-2007