LayerWidget (Visual Library API) - NetBeans API Javadoc (Current Development Version)

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org.netbeans.api.visual 2.2

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org.netbeans.api.visual.widget
Class LayerWidget

java.lang.Object
  org.netbeans.api.visual.widget.Widget
      org.netbeans.api.visual.widget.LayerWidget

public class LayerWidget
extends Widget
extends Widget

The layer widget represents a transparent widget which functionality is similar to JGlassPane. The layer widget is used for speed optimalization too since it is not repainted when the widget is re-layout.

It can be used widgets organization. A scene usually has layer widgets directly underneath. E.g. each layer widget is used different purpose: background for widgets on background, main layer for node widgets, connection layer for edge widgets, interraction layer for temporary widgets created/used by actions.

Nested Class Summary

Nested classes/interfaces inherited from class org.netbeans.api.visual.widget.Widget

Widget.Dependency

Constructor Summary

LayerWidget(Scene scene)
          Creates a layer widget.

Method Summary

boolean isHitAt(Point localLocation)
          Returns whether a specified local location is part of the layer widget.

protected boolean isRepaintRequiredForRevalidating()
          Returns whether the layer widget requires to repainted after revalidation.

Methods inherited from class org.netbeans.api.visual.widget.Widget

addChild, addChild, addChild, addChild, addChildren, addDependency, bringToBack, bringToFront, calculateClientArea, convertLocalToScene, convertLocalToScene, convertSceneToLocal, convertSceneToLocal, createActions, equals, getAccessibleContext, getActions, getActions, getBackground, getBorder, getBounds, getChildConstraint, getChildren, getClientArea, getCursor, getFont, getForeground, getGraphics, getLayout, getLocation, getLookup, getMaximumSize, getMinimumSize, getParentWidget, getPreferredBounds, getPreferredLocation, getPreferredSize, getScene, getState, getToolTipText, hashCode, isCheckClipping, isEnabled, isOpaque, isPreferredBoundsSet, isValidated, isVisible, notifyAdded, notifyRemoved, notifyStateChanged, paint, paintBackground, paintBorder, paintChildren, paintWidget, removeChild, removeChildren, removeChildren, removeDependency, removeFromParent, repaint, resolveBounds, revalidate, revalidate, setAccessibleContext, setBackground, setBorder, setBorder, setCheckClipping, setChildConstraint, setCursor, setEnabled, setFont, setForeground, setLayout, setMaximumSize, setMinimumSize, setOpaque, setPreferredBounds, setPreferredLocation, setPreferredSize, setState, setToolTipText, setVisible

Methods inherited from class java.lang.Object

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

Nested classes/interfaces inherited from class org.netbeans.api.visual.widget.Widget
`Widget.Dependency`

Constructor Summary
`LayerWidget(Scene scene)` Creates a layer widget.

Method Summary
`boolean`	`isHitAt(Point localLocation)` Returns whether a specified local location is part of the layer widget.
`protected boolean`	`isRepaintRequiredForRevalidating()` Returns whether the layer widget requires to repainted after revalidation.

Methods inherited from class org.netbeans.api.visual.widget.Widget
addChild, addChild, addChild, addChild, addChildren, addDependency, bringToBack, bringToFront, calculateClientArea, convertLocalToScene, convertLocalToScene, convertSceneToLocal, convertSceneToLocal, createActions, equals, getAccessibleContext, getActions, getActions, getBackground, getBorder, getBounds, getChildConstraint, getChildren, getClientArea, getCursor, getFont, getForeground, getGraphics, getLayout, getLocation, getLookup, getMaximumSize, getMinimumSize, getParentWidget, getPreferredBounds, getPreferredLocation, getPreferredSize, getScene, getState, getToolTipText, hashCode, isCheckClipping, isEnabled, isOpaque, isPreferredBoundsSet, isValidated, isVisible, notifyAdded, notifyRemoved, notifyStateChanged, paint, paintBackground, paintBorder, paintChildren, paintWidget, removeChild, removeChildren, removeChildren, removeDependency, removeFromParent, repaint, resolveBounds, revalidate, revalidate, setAccessibleContext, setBackground, setBorder, setBorder, setCheckClipping, setChildConstraint, setCursor, setEnabled, setFont, setForeground, setLayout, setMaximumSize, setMinimumSize, setOpaque, setPreferredBounds, setPreferredLocation, setPreferredSize, setState, setToolTipText, setVisible

Methods inherited from class java.lang.Object
`clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

LayerWidget

public LayerWidget(Scene scene)

Creates a layer widget.

Parameters:: scene - the scene

Method Detail

isHitAt

public boolean isHitAt(Point localLocation)

Returns whether a specified local location is part of the layer widget.

Overrides:: isHitAt in class Widget

Parameters:: localLocation - the local location
Returns:: always false

isRepaintRequiredForRevalidating

protected boolean isRepaintRequiredForRevalidating()

Returns whether the layer widget requires to repainted after revalidation.

Overrides:: isRepaintRequiredForRevalidating in class Widget

Returns:: always false