/* $Id: input.h,v 1.1.1.1 90/11/28 16:44:17 altenhof Exp $ */

/*
 * Copyright (C) 1990 by Digital Equipment Corporation.
 * 
 * Author: Michael P. Altenhofen, CEC Karlsruhe e-mail:
 * Altenhofen@kampus.enet.dec.com
 * 
 * This file ist part of Shared X
 * 
 * Permission to use, copy, modify, and distribute this software and its
 * documentation without fee is hereby granted, but only for non-profit  use
 * and distribution,  and provided  that the copyright notice and this notice
 * is preserved on all copies.
 * 
 * DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
 * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
 * DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
 * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
 * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
 * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
 * SOFTWARE.
 */

#ifndef INPUT_H
#define INPUT_H

#include "misc.h"

#define DEVICE_INIT	0
#define DEVICE_ON	1
#define DEVICE_OFF	2
#define DEVICE_CLOSE	3

#define MAP_LENGTH	256
#define DOWN_LENGTH	32	/* 256/8 => number of bytes to hold 256 bits */
#define OTHERCLIENTS(win) ((OtherClientsPtr)(win)->otherClients)
#define NullGrab ((GrabPtr)NULL)
#define PASSIVEGRABS(win) ((GrabPtr)(win)->passiveGrabs)
#define PointerRootWin ((WindowPtr)PointerRoot)
#define NoneWin ((WindowPtr)None)
#define NullDevice ((DevicePtr)NULL)

typedef unsigned long Leds;
typedef struct _OtherClients *OtherClientsPtr;
typedef struct _GrabRec *GrabPtr;

typedef int (*DeviceProc) ();
typedef void (*ProcessInputProc) ();

typedef struct _DeviceRec {
  pointer devicePrivate;
  ProcessInputProc processInputProc;
  Bool on;			/* used by DDX to keep state */
} DeviceRec, *DevicePtr;

typedef struct {
  int count;
  DevicePtr *devices;
} DevicesDescriptor;

typedef struct {
  int click, bell, bell_pitch, bell_duration;
  Bool autoRepeat;
  unsigned char autoRepeats[32];
  Leds leds;
} KeybdCtrl;

typedef struct {
  KeySym *map;
  KeyCode minKeyCode, maxKeyCode;
  int mapWidth;
} KeySymsRec, *KeySymsPtr;

typedef struct {
  int num, den, threshold;
} PtrCtrl;

extern KeybdCtrl defaultKeyboardControl;
extern PtrCtrl defaultPointerControl;

extern int DeliverEvents ( /* WindowPtr, xEvent*, int, WindowPtr */ );
extern int 
MaybeDeliverEventsToClient ( /* WindowPtr, xEvent *, int, Mask, ClientPtr */ );

  extern DevicePtr AddInputDevice ( /* DeviceProc, Bool */ );
  extern void RegisterPointerDevice ();
  extern void RegisterKeyboardDevice ();

  extern void ProcessPointerEvent ();
  extern void ProcessKeyboardEvent ();
  extern void ProcessOtherEvent ();

  extern void InitPointerDeviceStruct ();
  extern void InitKeyboardDeviceStruct ();
  extern void InitOtherDeviceStruct ();
  extern GrabPtr SetDeviceGrab ();

  extern DevicesDescriptor GetInputDevices ();
  extern DevicePtr LookupInputDevice ();
  extern DevicePtr LookupKeyboardDevice ();
  extern DevicePtr LookupPointerDevice ();

  extern void CloseDownDevices ();
  extern int InitAndStartDevices ();
  extern int NumMotionEvents ();

  extern void WriteEventsToClient ();
  extern int EventSelectForWindow ();
  extern int EventSuppressForWindow ();

#endif				/* INPUT_H */