FixedConversationViewBuilder.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.waveprotocol.wave.client.wavepanel.view.dom.full;

import static org.waveprotocol.wave.client.uibuilder.OutputHelper.append;
import static org.waveprotocol.wave.client.uibuilder.OutputHelper.close;
import static org.waveprotocol.wave.client.uibuilder.OutputHelper.open;

import com.google.common.annotations.VisibleForTesting;

import org.waveprotocol.wave.client.common.safehtml.SafeHtmlBuilder;
import org.waveprotocol.wave.client.uibuilder.UiBuilder;
import org.waveprotocol.wave.client.wavepanel.view.View.Type;

/**
 * A TopConversationViewBuilder that has a scroll bar on the thread container.
 *
 */
public final class FixedConversationViewBuilder extends TopConversationViewBuilder {

  private final Css css;
  private final String id;
  private final UiBuilder rootThread;
  private final UiBuilder participants;

  @VisibleForTesting
  FixedConversationViewBuilder(
      Css css, String id, UiBuilder rootThread, UiBuilder participants) {
    this.css = css;
    this.id = id;
    this.rootThread = rootThread;
    this.participants = participants;
  }

  /**
   * Creates a new ConversationViewBuilder.
   *
   * @param id DOM id
   * @param threadUi UI for the thread
   * @param participantsUi UI for the participants
   */
  public static FixedConversationViewBuilder createRoot(
      String id, UiBuilder threadUi, UiBuilder participantsUi) {
    return new FixedConversationViewBuilder(
        WavePanelResourceLoader.getConversation().css(), id, threadUi, participantsUi);
  }

  @Override
  public void outputHtml(SafeHtmlBuilder out) {
    open(out, id, css.fixedSelf(), TypeCodes.kind(Type.ROOT_CONVERSATION));
    participants.outputHtml(out);
    append(out, Components.TOOLBAR_CONTAINER.getDomId(id), css.toolbar(), null);
    // Scroll panel
    open(out, Components.THREAD_CONTAINER.getDomId(id), css.fixedThread(), null);
    rootThread.outputHtml(out);
    close(out);
    close(out);
  }
}