/**
* Sets the model's valueIsAdjusting property. Scrollbar look and feel implementations should set
* this property to true when a knob drag begins, and to false when the drag ends. The scrollbar
* model will not generate ChangeEvents while valueIsAdjusting is true.
*
* @see #getValueIsAdjusting
* @see BoundedRangeModel#setValueIsAdjusting
* @beaninfo expert: true description: True if the scrollbar thumb is being dragged.
*/
public void setValueIsAdjusting(boolean b) {
BoundedRangeModel m = getModel();
boolean oldValue = m.getValueIsAdjusting();
m.setValueIsAdjusting(b);
if ((oldValue != b) && (accessibleContext != null)) {
accessibleContext.firePropertyChange(
AccessibleContext.ACCESSIBLE_STATE_PROPERTY,
((oldValue) ? AccessibleState.BUSY : null),
((b) ? AccessibleState.BUSY : null));
}
}
