org.eclipse.nebula.widgets.pgroup

Class AbstractGroupStrategy

java.lang.Object

org.eclipse.nebula.widgets.pgroup.AbstractGroupStrategy

Direct Known Subclasses:

FormGroupStrategy, RectangleGroupStrategy, SimpleGroupStrategy

public abstract class AbstractGroupStrategy
extends java.lang.Object

AbstractGroupStrategy is a convenient starting point for all IGroupStrategy's.

The AbstractGroupStrategy handles most behavior for you. All that is required of extending classes, is to implement painting and sizing.

Constructor Summary

Constructors

Constructor and Description
AbstractGroupStrategy(PGroup g)

Method Summary

Modifier and Type	Method and Description
abstract org.eclipse.swt.graphics.Rectangle	computeTrim(int x, int y, int width, int height)
abstract void	dispose()
abstract org.eclipse.swt.graphics.Rectangle	getClientArea()
PGroup	getGroup()
org.eclipse.swt.graphics.Rectangle	getToolItemArea()
void	initialize()
boolean	isToggleLocation(int x, int y)
abstract void	paint(org.eclipse.swt.graphics.GC gc) Paints the actual group widget.
abstract void	update()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractGroupStrategy

public AbstractGroupStrategy(PGroup g)

Method Detail

initialize

public void initialize()

isToggleLocation

public boolean isToggleLocation(int x,
                                int y)

Parameters:

x -

y -

Returns:

getToolItemArea

public org.eclipse.swt.graphics.Rectangle getToolItemArea()

Returns:

the area where toolitems can be drawn

paint

public abstract void paint(org.eclipse.swt.graphics.GC gc)

Paints the actual group widget. This method is to be implemented by extending classes.

Parameters:

gc -

dispose

public abstract void dispose()

getGroup

public PGroup getGroup()

Returns:

Returns the PGroup.

computeTrim

public abstract org.eclipse.swt.graphics.Rectangle computeTrim(int x,
                                                               int y,
                                                               int width,
                                                               int height)

getClientArea

public abstract org.eclipse.swt.graphics.Rectangle getClientArea()

update

public abstract void update()