com.tensegrity.gui.swt.control.buttons
Class ImageButton

java.lang.Object
  org.eclipse.swt.widgets.Widget
      org.eclipse.swt.widgets.Control
          org.eclipse.swt.widgets.Scrollable
              org.eclipse.swt.widgets.Composite
                  org.eclipse.swt.widgets.Canvas
                      com.tensegrity.gui.swt.control.widgets.BorderedWidget
                          com.tensegrity.gui.swt.control.buttons.AbstractButton
                              com.tensegrity.gui.swt.control.buttons.ImageButton

All Implemented Interfaces:

org.eclipse.swt.graphics.Drawable, java.util.EventListener, org.eclipse.swt.events.MouseListener, org.eclipse.swt.internal.SWTEventListener

public class ImageButton

extends AbstractButton

A flat button which can display an image. This implementation was required since we couldn't change the border color of the SWT button.

Version:

$Id: ImageButton.java,v 1.7 2005/08/16 09:54:07 ArndHouben Exp $

Author:

Arnd Houben

Field Summary

Fields inherited from class com.tensegrity.gui.swt.control.widgets.BorderedWidget

indent

Fields inherited from class org.eclipse.swt.widgets.Control

handle

Constructor Summary

ImageButton(org.eclipse.swt.widgets.Composite parent)
Constructor for creating a default, imageless button with a border

ImageButton(org.eclipse.swt.widgets.Composite parent, int style)
Use this constructor if you want to pass some style flags.

Method Summary

org.eclipse.swt.graphics.Point	computeSize(int wHint, int hHint, boolean changed)
void	dispose()
protected void	draw(org.eclipse.swt.graphics.GC gc, org.eclipse.swt.graphics.Rectangle cArea) Draw the content.
void	mouseDown(org.eclipse.swt.events.MouseEvent e)
void	setImage(org.eclipse.swt.graphics.Image image) Sets the image which should be displayed on top of the button

Methods inherited from class com.tensegrity.gui.swt.control.buttons.AbstractButton

addSelectionListener, mouseDoubleClick, mouseUp, notifyListeners, removeSelectionListener, widgetDisposed

Methods inherited from class com.tensegrity.gui.swt.control.widgets.BorderedWidget

hasBorder, setBorderColor

Methods inherited from class org.eclipse.swt.widgets.Canvas

getCaret, scroll, setCaret, setFont

Methods inherited from class org.eclipse.swt.widgets.Composite

checkSubclass, getChildren, getLayout, getTabList, layout, layout, setFocus, setLayout, setTabList

Methods inherited from class org.eclipse.swt.widgets.Scrollable

computeTrim, getClientArea, getHorizontalBar, getVerticalBar

Methods inherited from class org.eclipse.swt.widgets.Control

addControlListener, addFocusListener, addHelpListener, addKeyListener, addMouseListener, addMouseMoveListener, addMouseTrackListener, addPaintListener, addTraverseListener, computeSize, forceFocus, getAccessible, getBackground, getBorderWidth, getBounds, getEnabled, getFont, getForeground, getLayoutData, getLocation, getMenu, getMonitor, getParent, getShell, getSize, getToolTipText, getVisible, internal_dispose_GC, internal_new_GC, isEnabled, isFocusControl, isReparentable, isVisible, moveAbove, moveBelow, pack, pack, redraw, redraw, removeControlListener, removeFocusListener, removeHelpListener, removeKeyListener, removeMouseListener, removeMouseMoveListener, removeMouseTrackListener, removePaintListener, removeTraverseListener, setBackground, setBounds, setBounds, setCapture, setCursor, setEnabled, setForeground, setLayoutData, setLocation, setLocation, setMenu, setParent, setRedraw, setSize, setSize, setToolTipText, setVisible, toControl, toControl, toDisplay, toDisplay, traverse, update

Methods inherited from class org.eclipse.swt.widgets.Widget

addDisposeListener, addListener, checkWidget, getData, getData, getDisplay, getStyle, isDisposed, isListening, notifyListeners, removeDisposeListener, removeListener, removeListener, setData, setData, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageButton

public ImageButton(org.eclipse.swt.widgets.Composite parent)

Constructor for creating a default, imageless button with a border

Parameters:

parent - the parent Composite to add this button to

ImageButton

public ImageButton(org.eclipse.swt.widgets.Composite parent,
                   int style)

Use this constructor if you want to pass some style flags. E.g SWT.NONE to disable the border painting

Parameters:

parent - the parent Composite to add this button to

style - SWT style bits

Method Detail

setImage

public final void setImage(org.eclipse.swt.graphics.Image image)

Sets the image which should be displayed on top of the button

Parameters:

image - the displayed image

draw

protected void draw(org.eclipse.swt.graphics.GC gc,
                    org.eclipse.swt.graphics.Rectangle cArea)

Description copied from class: BorderedWidget

Draw the content.

Specified by:

draw in class BorderedWidget

Parameters:

gc - the graphicd context to use for drawing

cArea - the area an implementing class can use for drawing

mouseDown

public void mouseDown(org.eclipse.swt.events.MouseEvent e)

computeSize

public org.eclipse.swt.graphics.Point computeSize(int wHint,
                                                  int hHint,
                                                  boolean changed)

Overrides:

computeSize in class BorderedWidget

dispose

public void dispose()