/*
* 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.history.integration.ui.actions;
import com.intellij.history.core.LocalHistoryFacade;
import com.intellij.history.integration.IdeaGateway;
import com.intellij.history.integration.LocalHistoryImpl;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.CommonDataKeys;
import com.intellij.openapi.actionSystem.Presentation;
import com.intellij.openapi.project.DumbAware;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vcs.VcsDataKeys;
import com.intellij.openapi.vfs.VirtualFile;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import static com.intellij.util.ObjectUtils.notNull;
import static com.intellij.util.containers.UtilKt.getIfSingle;
public abstract class LocalHistoryAction extends AnAction implements DumbAware {
@Override
public void update(@NotNull AnActionEvent e) {
Presentation p = e.getPresentation();
if (e.getProject() == null) {
p.setEnabledAndVisible(false);
}
else {
p.setVisible(true);
p.setText(getText(e), true);
LocalHistoryFacade vcs = getVcs();
IdeaGateway gateway = getGateway();
p.setEnabled(vcs != null && gateway != null && isEnabled(vcs, gateway, e));
}
}
@Override
public void actionPerformed(@NotNull AnActionEvent e) {
actionPerformed(e.getRequiredData(CommonDataKeys.PROJECT), notNull(getGateway()), e);
}
protected String getText(@NotNull AnActionEvent e) {
return e.getPresentation().getTextWithMnemonic();
}
protected boolean isEnabled(@NotNull LocalHistoryFacade vcs, @NotNull IdeaGateway gw, @NotNull AnActionEvent e) {
return isEnabled(vcs, gw, getFile(e), e);
}
protected void actionPerformed(@NotNull Project p, @NotNull IdeaGateway gw, @NotNull AnActionEvent e) {
actionPerformed(p, gw, notNull(getFile(e)), e);
}
protected boolean isEnabled(@NotNull LocalHistoryFacade vcs, @NotNull IdeaGateway gw, @Nullable VirtualFile f, @NotNull AnActionEvent e) {
return true;
}
protected void actionPerformed(@NotNull Project p, @NotNull IdeaGateway gw, @NotNull VirtualFile f, @NotNull AnActionEvent e) {
}
@Nullable
protected LocalHistoryFacade getVcs() {
return LocalHistoryImpl.getInstanceImpl().getFacade();
}
@Nullable
protected IdeaGateway getGateway() {
return LocalHistoryImpl.getInstanceImpl().getGateway();
}
@Nullable
protected VirtualFile getFile(@NotNull AnActionEvent e) {
return getIfSingle(e.getData(VcsDataKeys.VIRTUAL_FILE_STREAM));
}
}