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/* Copyright (C) 2000  Free Software Foundation

   This file is part of libgcj.

This software is copyrighted work licensed under the terms of the

Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for

details.  */

package gnu.gcj.xlib;

import gnu.gcj.RawData;

/**

 * Mutable event structure that can contain any data from any event

 * type.  Events can be constructed or loaded from the event queue.

 *

 * @author Rolf W. Rasmussen <rolfwr@ii.uib.no>

 */

public final class XAnyEvent

{

  // Must match the definitions in X.h:

  public static final int

                      TYPE_KEY_PRESS          =  2,

                      TYPE_KEY_RELEASE        =  3,

                      TYPE_BUTTON_PRESS       =  4,

                      TYPE_BUTTON_RELEASE     =  5,

                      TYPE_MOTION_NOTIFY      =  6,

                      TYPE_ENTER_NOTIFY       =  7,

                      TYPE_LEAVE_NOTIFY       =  8,

                      TYPE_FOCUS_IN           =  9,

                      TYPE_FOCUS_OUT          = 10,

                      TYPE_KEYMAP_NOTIFY      = 11,

                      TYPE_EXPOSE             = 12,

                      TYPE_GRAPHICS_EXPOSE    = 13,

                      TYPE_NO_EXPOSE          = 14,

                      TYPE_VISIBILITY_NOTIFY  = 15,

                      TYPE_CREATE_NOTIFY      = 16,

                      TYPE_DESTROY_NOTIFY     = 17,

                      TYPE_UNMAP_NOTIFY       = 18,

                      TYPE_MAP_NOTIFY         = 19,

                      TYPE_MAP_REQUEST        = 20,

                      TYPE_REPARENT_NOTIFY    = 21,

                      TYPE_CONFIGURE_NOTIFY   = 22,

                      TYPE_CONFIGURE_REQUEST  = 23,

                      TYPE_GRAVITY_NOTIFY     = 24,

                      TYPE_RESIZE_REQUEST     = 25,

                      TYPE_CIRCULATE_NOTIFY   = 26,

                      TYPE_CIRCULATE_REQUEST  = 27,

                      TYPE_PROPERTY_NOTIFY    = 28,

                      TYPE_SELECTION_CLEAR    = 29,

                      TYPE_SELECTION_REQUEST  = 30,

                      TYPE_SELECTION_NOTIFY   = 31,

                      TYPE_COLORMAP_NOTIFY    = 32,

                      TYPE_CLIENT_MESSAGE     = 33,

                      TYPE_MAPPING_NOTIFY     = 34;

  // Must match the definitions in X.h:

  public final static long MASK_SUBSTRUCTURE_NOTIFY   = 1L<<19,

                           MASK_SUBSTRUCTURE_REDIRECT = 1L<<20;

  public XAnyEvent(Display display)

  {

    this.display = display;

    init();

  }

  private native void init();

  protected native void finalize();

  /**

   * Load next event into the event structure.

   */

  public native boolean loadNext(boolean block);

  public native void interrupt();

  public native int getType();

  public native void setType(int type);

  public native Window getWindow();

  public native void setWindow(Window window);

  /**

   * @returns the number of the last request processed by the server.

   */

  public native long getSerial();

  public native void send(Window destination, boolean propagate,

                          long mask);

  RawData pipefds;

  RawData structure;

  Display display;

  public String toString()

  {

    if (structure == null)

      return getClass().getName() + "[no-structure]";

    return getClass().getName() +

      "[type=" + getType() +

      ",window=" + getWindow() + "]";

  }

}