xml/impl/src/com/intellij/ide/browsers/actions/OpenInBrowserBaseGroupAction.java

/*
 * 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.ide.browsers.actions;

import com.intellij.icons.AllIcons;
import com.intellij.ide.browsers.WebBrowser;
import com.intellij.ide.browsers.WebBrowserManager;
import com.intellij.openapi.actionSystem.*;
import com.intellij.psi.util.CachedValueProvider;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.util.List;

public abstract class OpenInBrowserBaseGroupAction extends ComputableActionGroup {
  private OpenFileInDefaultBrowserAction myDefaultBrowserAction;

  protected OpenInBrowserBaseGroupAction(boolean popup) {
    super(popup);

    Presentation p = getTemplatePresentation();
    p.setText("Open in _Browser");
    p.setDescription("Open selected file in browser");
    p.setIcon(AllIcons.Nodes.PpWeb);
  }

  @NotNull
  @Override
  protected final CachedValueProvider<AnAction[]> createChildrenProvider(@NotNull final ActionManager actionManager) {
    return new CachedValueProvider<AnAction[]>() {
      @Nullable
      @Override
      public Result<AnAction[]> compute() {
        List<WebBrowser> browsers = WebBrowserManager.getInstance().getBrowsers();
        boolean addDefaultBrowser = isPopup();
        int offset = addDefaultBrowser ? 1 : 0;
        AnAction[] actions = new AnAction[browsers.size() + offset];

        if (addDefaultBrowser) {
          if (myDefaultBrowserAction == null) {
            myDefaultBrowserAction = new OpenFileInDefaultBrowserAction();
            myDefaultBrowserAction.getTemplatePresentation().setText("Default");
            myDefaultBrowserAction.getTemplatePresentation().setIcon(AllIcons.Nodes.PpWeb);
          }
          actions[0] = myDefaultBrowserAction;
        }

        for (int i = 0, size = browsers.size(); i < size; i++) {
          actions[i + offset] = new BaseWebBrowserAction(browsers.get(i));
        }

        return Result.create(actions, WebBrowserManager.getInstance());
      }
    };
  }

  public static final class OpenInBrowserGroupAction extends OpenInBrowserBaseGroupAction {
    public OpenInBrowserGroupAction() {
      super(true);
    }
  }

  public static final class OpenInBrowserEditorContextBarGroupAction extends OpenInBrowserBaseGroupAction {
    public OpenInBrowserEditorContextBarGroupAction() {
      super(false);
    }

    @Override
    public void update(@NotNull AnActionEvent e) {
      e.getPresentation().setVisible(!WebBrowserManager.getInstance().getBrowsers().isEmpty());
    }
  }
}