/*
* Copyright (c) 2012, the Dart project authors.
*
* Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.eclipse.org/legal/epl-v10.html
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.dart.tools.ui.internal.refactoring.actions;
import com.google.dart.tools.core.DartCore;
import com.google.dart.tools.core.analysis.model.AnalysisServerNavigationListener;
import com.google.dart.tools.ui.actions.AbstractRefactoringAction_NEW;
import com.google.dart.tools.ui.internal.actions.NewSelectionConverter;
import com.google.dart.tools.ui.internal.refactoring.RefactoringMessages;
import com.google.dart.tools.ui.internal.refactoring.RefactoringSaveHelper;
import com.google.dart.tools.ui.internal.refactoring.RenameWizard_NEW;
import com.google.dart.tools.ui.internal.refactoring.ServerRenameRefactoring;
import com.google.dart.tools.ui.internal.text.editor.DartEditor;
import org.dartlang.analysis.server.protocol.NavigationRegion;
import org.dartlang.analysis.server.protocol.NavigationTarget;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.viewers.ISelection;
/**
* {@link Action} for renaming {@link Element}.
*
* @coverage dart.editor.ui.refactoring.ui
*/
public class RenameDartElementAction_NEW extends AbstractRefactoringAction_NEW implements
AnalysisServerNavigationListener {
public RenameDartElementAction_NEW(DartEditor editor) {
super(editor);
DartCore.getAnalysisServerData().addNavigationListener(getFile(), this);
}
@Override
public void computedNavigation(String file, NavigationRegion[] regions) {
updateSelectedElement();
}
@Override
public void dispose() {
DartCore.getAnalysisServerData().removeNavigationListener(getFile(), this);
super.dispose();
}
@Override
public void run() {
if (!waitReadyForRefactoring()) {
return;
}
ServerRenameRefactoring refactoring = new ServerRenameRefactoring(
getFile(),
selectionOffset,
selectionLength);
try {
new RefactoringStarter().activate(
new RenameWizard_NEW(refactoring),
getShell(),
"Rename",
RefactoringSaveHelper.SAVE_NOTHING);
} catch (Throwable e) {
showError("Rename", e);
}
}
@Override
public void selectionChanged(ISelection selection) {
super.selectionChanged(selection);
updateSelectedElement();
}
@Override
protected void init() {
setText(RefactoringMessages.RenameAction_text);
}
private void updateSelectedElement() {
NavigationTarget[] targets = NewSelectionConverter.getNavigationTargets(getFile(), selectionOffset);
setEnabled(targets.length != 0);
}
}