/** @see IEditorActionDelegate#run */
public void run(IAction action) {
try {
clearErrorMessage();
if (editor instanceof JavaEditor) {
try {
IJavaElement[] editorElements = SelectionConverter.codeResolve((JavaEditor) editor);
IJavaElement[] elements = internalSearch(editorElements, getProgressMonitor());
if (elements != null) {
if (elements.length == 1) {
jumpToElement(elements[0]);
} else if (elements.length > 1) {
selectElementToJumpTo(elements);
} else {
showInfoMessage(getNoResultsMessage());
}
}
} catch (JavaModelException e) {
ImplementorsUI.log(e);
}
}
} catch (RuntimeException e) {
ImplementorsUI.log(e);
}
}
/**
* Select the IJavaElement to jump to from a list of choices.
*
* @param implementors
*/
private void selectElementToJumpTo(IJavaElement[] implementors) {
ElementListSelectionDialog dialog =
new ElementListSelectionDialog(
ImplementorsUI.getInstance().getWorkbench().getActiveWorkbenchWindow().getShell(),
new AppearanceAwareLabelProvider(
AppearanceAwareLabelProvider.DEFAULT_TEXTFLAGS
| JavaElementLabels.ALL_POST_QUALIFIED
| JavaElementLabels.APPEND_ROOT_PATH,
AppearanceAwareLabelProvider.DEFAULT_IMAGEFLAGS));
dialog.setTitle(getSelectMethodTitle());
dialog.setMessage(getSelectMethodMessage());
dialog.setElements(implementors);
dialog.setEmptySelectionMessage(getEmptySelectionMessage());
dialog.setMultipleSelection(false);
dialog.setBlockOnOpen(true);
dialog.setDialogBoundsSettings(
ImplementorsUI.getInstance().getDialogSettings(),
ElementListSelectionDialog.DIALOG_PERSISTSIZE);
if (dialog.open() == IDialogConstants.CANCEL_ID) return;
Object[] selectedImplementors = dialog.getResult();
if (selectedImplementors != null && selectedImplementors.length == 1) {
IJavaElement element = (IJavaElement) selectedImplementors[0];
jumpToElement(element);
}
}
private void jumpToElement(IJavaElement element) {
if (element != null) {
try {
IEditorPart methodEditor = ImplementorsUtility.openInEditor(element, true);
if (methodEditor != null) {
JavaUI.revealInEditor(methodEditor, element);
} else {
showErrorMessage(
ImplementorsMessages.getString(
"AbstractGotoActionDelegate.error_opening_editor")); //$NON-NLS-1$
}
} catch (JavaModelException e) {
ImplementorsUI.log(e);
} catch (PartInitException e) {
ImplementorsUI.log(e);
}
}
}
