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org.eclipse.ui.forms.widgets
Class Twistie

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
                      

org.eclipse.ui.forms.widgets.AbstractHyperlink
                          

org.eclipse.ui.forms.widgets.ToggleHyperlink
                              
org.eclipse.ui.forms.widgets.Twistie

All Implemented Interfaces:

Drawable

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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

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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

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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

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