dsto.dfc.swt.commands
Class AbstractCommandItemProvider

java.lang.Object
  dsto.dfc.swt.commands.AbstractCommandItemProvider

All Implemented Interfaces:

PropertyChangeListener, EventListener, org.eclipse.swt.widgets.Listener

Direct Known Subclasses:

CommandMenuButtonProvider, CommandToolbarButtonProvider

public abstract class AbstractCommandItemProvider
extends Object
implements org.eclipse.swt.widgets.Listener, PropertyChangeListener

Abstract base class for command UI providers that represent a command with an SWT Item. Subclasses implement createItem(Widget, int) and may choose to override any of the update* () methods.

Version:

$Revision$

Author:

mpp

Field Summary

protected Command	command
protected CommandView	commandView
protected org.eclipse.swt.widgets.Item	item
protected org.eclipse.swt.widgets.Widget	parent

Constructor Summary

AbstractCommandItemProvider(CommandView commandView, Command command, org.eclipse.swt.widgets.Widget parent, int index)

Method Summary

protected abstract org.eclipse.swt.widgets.Item	createItem(org.eclipse.swt.widgets.Widget parentWidget, int index) Create the item for this provider.
void	dispose()
int	getItemCount()
void	handleEvent(org.eclipse.swt.widgets.Event e)
void	propertyChange(PropertyChangeEvent e)
protected void	updateAccelerator()
protected void	updateDescription()
protected void	updateDisplayName()
protected void	updateEnabled()
protected void	updateIcon()
protected void	updateProperty(String string)

Methods inherited from class java.lang.Object

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

Field Detail

parent

protected org.eclipse.swt.widgets.Widget parent

item

protected org.eclipse.swt.widgets.Item item

command

protected Command command

commandView

protected CommandView commandView

Constructor Detail

AbstractCommandItemProvider

public AbstractCommandItemProvider(CommandView commandView,
                                   Command command,
                                   org.eclipse.swt.widgets.Widget parent,
                                   int index)

Method Detail

createItem

protected abstract org.eclipse.swt.widgets.Item createItem(org.eclipse.swt.widgets.Widget parentWidget,
                                                           int index)

Create the item for this provider.

dispose

public void dispose()

getItemCount

public int getItemCount()

updateDisplayName

protected void updateDisplayName()

updateIcon

protected void updateIcon()

updateEnabled

protected void updateEnabled()

updateAccelerator

protected void updateAccelerator()

updateDescription

protected void updateDescription()

updateProperty

protected void updateProperty(String string)

propertyChange

public void propertyChange(PropertyChangeEvent e)

Specified by:

propertyChange in interface PropertyChangeListener

handleEvent

public void handleEvent(org.eclipse.swt.widgets.Event e)

Specified by:

handleEvent in interface org.eclipse.swt.widgets.Listener