2 * Copyright 2000-2011 JetBrains s.r.o.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package git4idea.actions;
18 import com.intellij.openapi.actionSystem.AnActionEvent;
19 import com.intellij.openapi.actionSystem.PlatformDataKeys;
20 import com.intellij.openapi.actionSystem.Presentation;
21 import com.intellij.openapi.project.DumbAwareAction;
22 import com.intellij.openapi.project.Project;
23 import org.jetbrains.annotations.NotNull;
26 * Common class for most git actions.
27 * @author Kirill Likhodedov
29 public abstract class GitAction extends DumbAwareAction {
32 public void update(@NotNull AnActionEvent e) {
33 Presentation presentation = e.getPresentation();
34 Project project = e.getData(PlatformDataKeys.PROJECT);
35 if (project == null || project.isDisposed()) {
36 presentation.setEnabled(false);
37 presentation.setVisible(false);
41 presentation.setEnabled(isEnabled(e));
45 * Checks if this action should be enabled.
46 * Called in {@link #update(com.intellij.openapi.actionSystem.AnActionEvent)}, so don't execute long tasks here.
47 * @return true if the action is enabled.
49 protected boolean isEnabled(@NotNull AnActionEvent event) {