javax.swing.plaf.synth: class: DefaultMenuLayout

javax.swing.plaf.synth
class: DefaultMenuLayout [javadoc | source]

java.lang.Object
   javax.swing.BoxLayout
      javax.swing.plaf.synth.DefaultMenuLayout

All Implemented Interfaces:
UIResource, LayoutManager2, Serializable

The default layout manager for Popup menus and menubars. This class is an extension of BoxLayout which adds the UIResource tag so that plauggable L&Fs can distinguish it from user-installed layout managers on menus. Derived from javax.swing.plaf.basic.DefaultMenuLayout

author: Georges - Saab

Fields inherited from javax.swing.BoxLayout:
X_AXIS, Y_AXIS, LINE_AXIS, PAGE_AXIS

Constructor:
public DefaultMenuLayout(Container target, int axis) { super(target, axis); }

Method from javax.swing.plaf.synth.DefaultMenuLayout Summary:
invalidateLayout, preferredLayoutSize

Methods from javax.swing.BoxLayout:
addLayoutComponent, addLayoutComponent, checkContainer, checkRequests, getAxis, getLayoutAlignmentX, getLayoutAlignmentY, getTarget, invalidateLayout, layoutContainer, maximumLayoutSize, minimumLayoutSize, preferredLayoutSize, removeLayoutComponent

Methods from java.lang.Object:
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method from javax.swing.plaf.synth.DefaultMenuLayout Detail:
public void invalidateLayout(Container target) { if (target instanceof JPopupMenu) { SynthPopupMenuUI popupUI = (SynthPopupMenuUI)((JPopupMenu)target). getUI(); popupUI.resetAlignmentHints(); } super.invalidateLayout(target); }
public Dimension preferredLayoutSize(Container target) { if (target instanceof JPopupMenu && target.getComponentCount() == 0) { return new Dimension(0, 0); } return super.preferredLayoutSize(target); }

Method from javax.swing.plaf.synth.DefaultMenuLayout Detail:

 public  void invalidateLayout(Container target) {
        if (target instanceof JPopupMenu) {
            SynthPopupMenuUI popupUI = (SynthPopupMenuUI)((JPopupMenu)target).
                                  getUI();
            popupUI.resetAlignmentHints();
        }
        super.invalidateLayout(target);
}

 public Dimension preferredLayoutSize(Container target) {
        if (target instanceof JPopupMenu && target.getComponentCount() == 0) {
            return new Dimension(0, 0);
        }
        return super.preferredLayoutSize(target);
}