javax.swing.plaf.basic
Class BasicPopupMenuSeparatorUI
java.lang.Object
|
+--javax.swing.plaf.ComponentUI
|
+--javax.swing.plaf.SeparatorUI
|
+--javax.swing.plaf.basic.BasicSeparatorUI
|
+--javax.swing.plaf.basic.BasicPopupMenuSeparatorUI
- public class BasicPopupMenuSeparatorUI
- extends BasicSeparatorUI
A Basic L&F implementation of PopupMenuSeparatorUI. This implementation
is a "combined" view/controller.
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
BasicPopupMenuSeparatorUI
public BasicPopupMenuSeparatorUI()
createUI
public static ComponentUI createUI(JComponent c)
- Description copied from class:
ComponentUI
- Returns an instance of the UI delegate for the specified component.
Each subclass must provide its own static
createUI
method that returns an instance of that UI delegate subclass.
If the UI delegate subclass is stateless, it may return an instance
that is shared by multiple components. If the UI delegate is
stateful, then it should return a new instance per component.
The default implementation of this method throws an error, as it
should never be invoked.
paint
public void paint(Graphics g,
JComponent c)
- Description copied from class:
ComponentUI
- Paints the specified component appropriate for the look and feel.
This method is invoked from the
ComponentUI.update
method when
the specified component is being painted. Subclasses should override
this method and use the specified Graphics
object to
render the content of the component.
- Overrides:
paint
in class BasicSeparatorUI
- Parameters:
g
- the Graphics
context in which to paintc
- the component being painted;
this argument is often ignored,
but might be used if the UI object is stateless
and shared by multiple components- See Also:
ComponentUI.update(java.awt.Graphics, javax.swing.JComponent)
getPreferredSize
public Dimension getPreferredSize(JComponent c)
- Description copied from class:
ComponentUI
- Returns the specified component's preferred size appropriate for
the look and feel. If
null
is returned, the preferred
size will be calculated by the component's layout manager instead
(this is the preferred approach for any component with a specific
layout manager installed). The default implementation of this
method returns null
.
- Overrides:
getPreferredSize
in class BasicSeparatorUI
- Parameters:
c
- the component whose preferred size is being queried;
this argument is often ignored,
but might be used if the UI object is stateless
and shared by multiple components- See Also:
JComponent.getPreferredSize()
,
LayoutManager.preferredLayoutSize(java.awt.Container)
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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples. Copyright 2002 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.