Package org.spoutcraft.client.packet

Source Code of org.spoutcraft.client.packet.PacketFocusUpdate

/*
* This file is part of Spoutcraft.
*
* Copyright (c) 2011 SpoutcraftDev <http://spoutcraft.org/>
* Spoutcraft is licensed under the GNU Lesser General Public License.
*
* Spoutcraft is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Spoutcraft is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
package org.spoutcraft.client.packet;

import java.io.IOException;
import java.util.UUID;

import org.spoutcraft.api.gui.Control;
import org.spoutcraft.api.gui.InGameHUD;
import org.spoutcraft.api.gui.PopupScreen;
import org.spoutcraft.api.gui.Widget;
import org.spoutcraft.api.io.SpoutInputStream;
import org.spoutcraft.api.io.SpoutOutputStream;
import org.spoutcraft.client.SpoutClient;

public class PacketFocusUpdate implements SpoutPacket {
  private Control control;
  private boolean focus;
  private UUID widgetId;

  public PacketFocusUpdate() {
  }

  public PacketFocusUpdate(Control control, boolean focus) {
    this.control = control;
    this.focus = focus;
  }

  public void readData(SpoutInputStream input) throws IOException {
    widgetId = new UUID(input.readLong(), input.readLong());
    focus = input.readBoolean();
  }

  public void writeData(SpoutOutputStream output) throws IOException {
    output.writeLong(control.getId().getMostSignificantBits());
    output.writeLong(control.getId().getLeastSignificantBits());
    output.writeBoolean(focus);
  }

  public void run(int playerId) {
    InGameHUD screen = SpoutClient.getInstance().getActivePlayer().getMainScreen();
    PopupScreen popup = screen.getActivePopup();
    if (popup != null) {
      Widget w = popup.getWidget(widgetId);
      if (w != null && w instanceof Control) {
        ((Control)w).setFocus(focus);
      }
    }
  }

  public void failure(int playerId) {}

  public PacketType getPacketType() {
    return PacketType.PacketFocusUpdate;
  }

  public int getVersion() {
    return 0;
  }
}
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