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/*
* Copyright 2000-2014 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.openapi.actionSystem.impl;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.project.ProjectType;
import com.intellij.openapi.project.ProjectTypeService;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.annotations.TestOnly;
import java.util.HashMap;
import java.util.Map;
/**
* @author Dmitry Avdeev
*/
public class ChameleonAction extends AnAction {
private final Map<ProjectType, AnAction> myActions = new HashMap<ProjectType, AnAction>();
public ChameleonAction(@NotNull AnAction first, ProjectType projectType) {
addAction(first, projectType);
copyFrom(myActions.values().iterator().next());
}
public AnAction addAction(AnAction action, ProjectType projectType) {
if (action instanceof ActionStub) {
String type = ((ActionStub)action).getProjectType();
action = ActionManagerImpl.convertStub((ActionStub)action);
projectType = type == null ? null : new ProjectType(type);
}
return myActions.put(projectType, action);
}
@Override
public void actionPerformed(@NotNull AnActionEvent e) {
AnAction action = getAction(e);
assert action != null;
action.actionPerformed(e);
}
@Override
public void update(@NotNull AnActionEvent e) {
AnAction action = getAction(e);
if (action != null) {
e.getPresentation().setVisible(true);
action.update(e);
}
else {
e.getPresentation().setVisible(false);
}
}
@Nullable
private AnAction getAction(AnActionEvent e) {
Project project = CommonDataKeys.PROJECT.getData(e.getDataContext());
ProjectType projectType = ProjectTypeService.getProjectType(project);
AnAction action = myActions.get(projectType);
if (action == null) action = myActions.get(null);
return action;
}
@TestOnly
public Map<ProjectType, AnAction> getActions() {
return myActions;
}
}
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