protected void validateState(IEditorInput input) {
IDocumentProvider provider = getDocumentProvider();
if (!(provider instanceof IDocumentProviderExtension)) return;
IDocumentProviderExtension extension = (IDocumentProviderExtension) provider;
try {
extension.validateState(input, getSite().getShell());
} catch (CoreException x) {
IStatus status = x.getStatus();
if (status == null || status.getSeverity() != IStatus.CANCEL) {
Bundle bundle = Platform.getBundle(PlatformUI.PLUGIN_ID);
ILog log = Platform.getLog(bundle);
log.log(x.getStatus());
Shell shell = getSite().getShell();
String title = "EditorMessages.Editor_error_validateEdit_title";
String msg = "EditorMessages.Editor_error_validateEdit_message";
ErrorDialog.openError(shell, title, msg, x.getStatus());
}
return;
}
if (fSourceViewer != null) fSourceViewer.setEditable(isEditable());
}
protected void updateState(IEditorInput input) {
IDocumentProvider provider = getDocumentProvider();
if (provider instanceof IDocumentProviderExtension) {
IDocumentProviderExtension extension = (IDocumentProviderExtension) provider;
try {
extension.updateStateCache(input);
if (fSourceViewer != null) fSourceViewer.setEditable(isEditable());
} catch (CoreException e) {
Activator.log(e);
}
}
}
private void initializeSourceViewer(IEditorInput input) {
IDocumentProvider documentProvider = getDocumentProvider();
IAnnotationModel model = documentProvider.getAnnotationModel(input);
IDocument document = documentProvider.getDocument(input);
if (document != null) {
fSourceViewer.setDocument(document, model);
fSourceViewer.setEditable(isEditable());
fSourceViewer.showAnnotations(model != null);
}
if (fElementStateListener instanceof IElementStateListenerExtension) {
boolean isStateValidated = false;
if (documentProvider instanceof IDocumentProviderExtension)
isStateValidated = ((IDocumentProviderExtension) documentProvider).isStateValidated(input);
IElementStateListenerExtension extension =
(IElementStateListenerExtension) fElementStateListener;
extension.elementStateValidationChanged(input, isStateValidated);
}
}