plugins/hg4idea/src/org/zmlx/hg4idea/provider/HgQuickListProvider.java

/*
 * Copyright 2000-2010 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 org.zmlx.hg4idea.provider;

import com.intellij.openapi.actionSystem.ActionManager;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.actionSystem.Separator;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vcs.AbstractVcs;
import com.intellij.openapi.vcs.actions.VcsQuickListContentProvider;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.zmlx.hg4idea.HgVcs;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
 * @author Kirill Likhodedov
 */
public class HgQuickListProvider implements VcsQuickListContentProvider {

  private static final Logger LOG = Logger.getInstance(HgQuickListProvider.class.getName());

  public List<AnAction> getVcsActions(@Nullable Project project, @Nullable AbstractVcs activeVcs, @Nullable DataContext dataContext) {
    if (activeVcs == null || !HgVcs.VCS_NAME.equals(activeVcs.getName())) {
      return null;
    }
    final ActionManager manager = ActionManager.getInstance();
    final List<AnAction> actions = new ArrayList<AnAction>();

    actions.add(new Separator(activeVcs.getDisplayName()));
    actions.add(new Separator());
    add("hg4idea.branches", manager, actions);
    add("hg4idea.pull", manager, actions);
    add("hg4idea.push", manager, actions);
    add("hg4idea.updateTo", manager, actions);

    return actions;
  }

  public List<AnAction> getNotInVcsActions(@Nullable Project project, @Nullable DataContext dataContext) {
    final String actionName = "Hg.Init";
    final AnAction action = ActionManager.getInstance().getAction(actionName);
    if (action == null) {
      LOG.info("Couldn't find action for name " + actionName);
      return null;
    }
    return Collections.singletonList(action);
  }

  public boolean replaceVcsActionsFor(@NotNull AbstractVcs activeVcs, @Nullable DataContext dataContext) {
    return false;
  }

  private static void add(String actionName, ActionManager manager, List<AnAction> actions) {
    final AnAction action = manager.getAction(actionName);
    if (action == null) {
      LOG.info("Couldn't find action for name " + actionName);
    } else {
      actions.add(action);
    }
  }

}