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Eclipse Platform
Release 3.5

org.eclipse.ui.forms.widgets
Class Twistie

java.lang.Object
  extended by 

org.eclipse.swt.widgets.Widget
      extended by 

org.eclipse.swt.widgets.Control
          extended by 

org.eclipse.swt.widgets.Scrollable
              extended by 

org.eclipse.swt.widgets.Composite
                  extended by 

org.eclipse.swt.widgets.Canvas
                      extended by 

org.eclipse.ui.forms.widgets.AbstractHyperlink
                          extended by 

org.eclipse.ui.forms.widgets.ToggleHyperlink
                              extended by 
org.eclipse.ui.forms.widgets.Twistie
All Implemented Interfaces:
Drawable

public class Twistie
extends ToggleHyperlink

A custom selectable control that can be used to control areas that can be expanded or collapsed. The control control can be toggled between selected and deselected state with a mouse or by pressing 'Enter' while the control has focus.

The control is rendered as a triangle that points to the right in the collapsed and down in the expanded state. Triangle color can be changed.

Styles:
None

Since:
3.0
See Also:
TreeNode

Field Summary
 
Fields inherited from class org.eclipse.ui.forms.widgets. ToggleHyperlink
hover, innerHeight, innerWidth
 
Fields inherited from class org.eclipse.ui.forms.widgets. AbstractHyperlink
marginHeight, marginWidth
 
Fields inherited from class org.eclipse.swt.widgets. Control
handle
 
Constructor Summary
Twistie ( Composite parent, int style)
          Creates a control in a provided composite.
 
Method Summary
protected  void paintHyperlink ( GC gc)
          Paints the hyperlink as a reaction to the provided paint event.
 void setEnabled (boolean enabled)
          Enables the receiver if the argument is true, and disables it otherwise.
 
Methods inherited from class org.eclipse.ui.forms.widgets. ToggleHyperlink
computeSize, geHoverDecorationColor, getDecorationColor, getHoverDecorationColor, isExpanded, setDecorationColor, setExpanded, setHoverDecorationColor
 
Methods inherited from class org.eclipse.ui.forms.widgets. AbstractHyperlink
addHyperlinkListener, getHref, getSelection, getText, handleActivate, handleEnter, handleExit, paint, removeHyperlinkListener, setHref
 
Methods inherited from class org.eclipse.swt.widgets. Canvas
drawBackground, getCaret, getIME, scroll, setCaret, setFont, setIME
 
Methods inherited from class org.eclipse.swt.widgets. Composite
changed, checkSubclass, getBackgroundMode, getChildren, getLayout, getLayoutDeferred, getTabList, isLayoutDeferred, layout, layout, layout, layout, setBackgroundMode, setFocus, setLayout, setLayoutDeferred, setTabList
 
Methods inherited from class org.eclipse.swt.widgets. Scrollable
computeTrim, getClientArea, getHorizontalBar, getVerticalBar
 
Methods inherited from class org.eclipse.swt.widgets. Control
addControlListener, addDragDetectListener, addFocusListener, addHelpListener, addKeyListener, addMenuDetectListener, addMouseListener, addMouseMoveListener, addMouseTrackListener, addMouseWheelListener, addPaintListener, addTraverseListener, computeSize, dragDetect, dragDetect, forceFocus, getAccessible, getBackground, getBackgroundImage, getBorderWidth, getBounds, getCursor, getDragDetect, getEnabled, getFont, getForeground, getLayoutData, getLocation, getMenu, getMonitor, getParent, getRegion, getShell, getSize, getToolTipText, getVisible, internal_dispose_GC, internal_new_GC, isEnabled, isFocusControl, isReparentable, isVisible, moveAbove, moveBelow, pack, pack, print, redraw, redraw, removeControlListener, removeDragDetectListener, removeFocusListener, removeHelpListener, removeKeyListener, removeMenuDetectListener, removeMouseListener, removeMouseMoveListener, removeMouseTrackListener, removeMouseWheelListener, removePaintListener, removeTraverseListener, setBackground, setBackgroundImage, setBounds, setBounds, setCapture, setCursor, setDragDetect, setForeground, setLayoutData, setLocation, setLocation, setMenu, setParent, setRedraw, setRegion, setSize, setSize, setToolTipText, setVisible, toControl, toControl, toDisplay, toDisplay, traverse, update
 
Methods inherited from class org.eclipse.swt.widgets. Widget
addDisposeListener, addListener, checkWidget, dispose, getData, getData, getDisplay, getListeners, 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

Twistie

public Twistie(
Composite parent,
               int style)
Creates a control in a provided composite.

Parameters:
parent - the parent
style - the style
Method Detail

paintHyperlink

protected void paintHyperlink(
GC gc)
Description copied from class: AbstractHyperlink
Paints the hyperlink as a reaction to the provided paint event.

Specified by:
paintHyperlink in class AbstractHyperlink
Parameters:
gc - graphic context

setEnabled

public void setEnabled(boolean enabled)
Description copied from class: Control
Enables the receiver if the argument is true, and disables it otherwise. A disabled control is typically not selectable from the user interface and draws with an inactive or "grayed" look.

Overrides:
setEnabled in class AbstractHyperlink
Parameters:
enabled - the new enabled state

Eclipse Platform
Release 3.5

Guidelines for using Eclipse APIs.

Copyright (c) Eclipse contributors and others 2000, 2008. All rights reserved.


 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire