/**
* Sets the target of the style tab.
*
* @param t is the new target
*/
public void setTarget(Object t) {
if (target != null) {
target.removePropertyChangeListener(this);
if (target instanceof FigEdge) {
// In this case, the bounds are determined by the FigEdge
((FigEdge) target).getFig().removePropertyChangeListener(this);
}
if (target instanceof FigAssociationClass) {
// In this case, the bounds (of the box) are determined
// by the FigClassAssociationClass
FigClassAssociationClass ac = ((FigAssociationClass) target).getAssociationClass();
// A newly created AssociationClass may not have all its parts
// created by the time we are called
if (ac != null) {
ac.removePropertyChangeListener(this);
}
}
}
// TODO: Defer most of this work if the panel isn't visible - tfm
// the responsibility of determining if the given target is a
// correct one for this tab has been moved from the
// DetailsPane to the member tabs of the details pane. Reason for
// this is that the details pane is configurable and cannot
// know what's the correct target for some tab.
if (!(t instanceof Fig)) {
if (Model.getFacade().isAModelElement(t)) {
ArgoDiagram diagram = DiagramUtils.getActiveDiagram();
if (diagram != null) {
t = diagram.presentationFor(t);
}
if (!(t instanceof Fig)) {
Project p = ProjectManager.getManager().getCurrentProject();
Collection col = p.findFigsForMember(t);
if (col == null || col.isEmpty()) {
return;
}
t = col.iterator().next();
}
if (!(t instanceof Fig)) {
return;
}
} else {
return;
}
}
target = (Fig) t;
if (target != null) {
target.addPropertyChangeListener(this);
// TODO: This shouldn't know about the specific type of Fig that
// is being displayed. That couples it too strongly to things it
// shouldn't need to know about - tfm - 20070924
if (target instanceof FigEdge) {
// In this case, the bounds are determined by the FigEdge
((FigEdge) target).getFig().addPropertyChangeListener(this);
}
if (target instanceof FigAssociationClass) {
// In this case, the bounds (of the box) are determined
// by the FigClassAssociationClass
FigClassAssociationClass ac = ((FigAssociationClass) target).getAssociationClass();
// A newly created AssociationClass may not have all its parts
// created by the time we are called
if (ac != null) {
ac.addPropertyChangeListener(this);
}
}
}
if (lastPanel != null) {
remove(lastPanel);
if (lastPanel instanceof TargetListener) {
removeTargetListener((TargetListener) lastPanel);
}
}
if (t == null) {
add(blankPanel, BorderLayout.NORTH);
shouldBeEnabled = false;
lastPanel = blankPanel;
return;
}
shouldBeEnabled = true;
stylePanel = null;
Class targetClass = t.getClass();
stylePanel = findPanelFor(targetClass);
if (stylePanel != null) {
removeTargetListener(stylePanel);
addTargetListener(stylePanel);
stylePanel.setTarget(target);
add(stylePanel, BorderLayout.NORTH);
shouldBeEnabled = true;
lastPanel = stylePanel;
} else {
add(blankPanel, BorderLayout.NORTH);
shouldBeEnabled = false;
lastPanel = blankPanel;
}
validate();
repaint();
}
