@Override
public Image getImage(Object element) {
if (element == null) {
return null;
}
Image image = null;
// This first, since EClass is an EObject
if (element instanceof EClass) {
image = getEClassImage((EClass) element);
} else if (element instanceof EObject) {
image = getObjectImage(((EObject) element));
}
// Try registered extensions
if (image == null) {
image = LabelProviderExtensionHandler.INSTANCE.getImage(element);
}
return image;
}
/**
* @return A default name for an element.<br>
* This will be the element's name if of type INameable or the default Zenta name if an Zenta
* EObject, or a default name if blank.
*/
@Override
public String getLabel(Object element) {
if (element == null) {
return ""; //$NON-NLS-1$
}
String name = null;
// Get Name
if (element instanceof INameable) {
name = ((INameable) element).getName();
}
// It's blank. Can we get a default name from its class?
if (!StringUtils.isSet(name) && element instanceof EObject) {
name = getDefaultName(((EObject) element).eClass());
}
// Yes
if (StringUtils.isSet(name)) {
return name;
}
// Defaults for empty strings
if (element instanceof IZentaDiagramModel) {
return Messages.ZentaLabelProvider_0;
} else if (element instanceof ISketchModel) {
return Messages.ZentaLabelProvider_1;
} else if (element instanceof IDiagramModelImage) {
return Messages.ZentaLabelProvider_2;
}
// If it's blank try registered extensions
if (!StringUtils.isSet(name)) {
name = LabelProviderExtensionHandler.INSTANCE.getLabel(element);
}
return StringUtils.safeString(name);
}