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/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* 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.intellij.ide.actions;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.fileEditor.ex.IdeDocumentHistory;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.project.DumbAware;
public class JumpToLastEditAction extends AnAction implements DumbAware {
public void actionPerformed(AnActionEvent e) {
Project project = CommonDataKeys.PROJECT.getData(e.getDataContext());
if (project == null) return;
IdeDocumentHistory.getInstance(project).navigatePreviousChange();
}
public void update(AnActionEvent event){
Presentation presentation = event.getPresentation();
DataContext dataContext = event.getDataContext();
Project project = CommonDataKeys.PROJECT.getData(dataContext);
if (project == null) {
presentation.setEnabled(false);
return;
}
presentation.setEnabled(IdeDocumentHistory.getInstance(project).isNavigatePreviousChangeAvailable());
}
}
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