xenocara/xserver/hw/xfree86/common/xf86Xinput.h

/*
 * Copyright 1995-1999 by Frederic Lepied, France. <Lepied@XFree86.org>
 *                                                                            
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is  hereby granted without fee, provided that
 * the  above copyright   notice appear  in   all  copies and  that both  that
 * copyright  notice   and   this  permission   notice  appear  in  supporting
 * documentation, and that   the  name of  Frederic   Lepied not  be  used  in
 * advertising or publicity pertaining to distribution of the software without
 * specific,  written      prior  permission.     Frederic  Lepied   makes  no
 * representations about the suitability of this software for any purpose.  It
 * is provided "as is" without express or implied warranty.                   
 *                                                                            
 * FREDERIC  LEPIED DISCLAIMS ALL   WARRANTIES WITH REGARD  TO  THIS SOFTWARE,
 * INCLUDING ALL IMPLIED   WARRANTIES OF MERCHANTABILITY  AND   FITNESS, IN NO
 * EVENT  SHALL FREDERIC  LEPIED 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.
 *
 */

/*
 * Copyright (c) 2000-2002 by The XFree86 Project, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name of the copyright holder(s)
 * and author(s) shall not be used in advertising or otherwise to promote
 * the sale, use or other dealings in this Software without prior written
 * authorization from the copyright holder(s) and author(s).
 */


#ifndef _xf86Xinput_h
#define _xf86Xinput_h

#include "xf86str.h"
#include "inputstr.h"
#include <X11/extensions/XI.h>
#include <X11/extensions/XIproto.h>
#include "XIstubs.h"

/* Input device flags */
#define XI86_OPEN_ON_INIT       0x01 /* open the device at startup time */
#define XI86_CONFIGURED         0x02 /* the device has been configured */
#define XI86_ALWAYS_CORE	0x04 /* device always controls the pointer */
/* the device sends Xinput and core pointer events */
#define XI86_SEND_CORE_EVENTS	XI86_ALWAYS_CORE
/* if the device is the core pointer or is sending core events, and
 * SEND_DRAG_EVENTS is false, and a buttons is done, then no motion events
 * (mouse drag action) are sent. This is mainly to allow a touch screen to be
 * used with netscape and other browsers which do strange things if the mouse
 * moves between button down and button up. With a touch screen, this motion
 * is common due to the user's finger moving slightly.
 */
#define XI86_SEND_DRAG_EVENTS	0x08
#define XI86_CORE_POINTER	0x10 /* device is the core pointer */
#define XI86_CORE_KEYBOARD	0x20 /* device is the core keyboard */
#define XI86_POINTER_CAPABLE	0x40 /* capable of being a core pointer */
#define XI86_KEYBOARD_CAPABLE	0x80 /* capable of being a core keyboard */

#define XI_PRIVATE(dev) \
	(((LocalDevicePtr)((dev)->public.devicePrivate))->private)

/* Valuator verification macro */
#define XI_VERIFY_VALUATORS(num_valuators)					\
	if (num_valuators > MAX_VALUATORS) {					\
		xf86Msg(X_ERROR, "%s: num_valuator %d is greater than"		\
			" MAX_VALUATORS\n", __FUNCTION__, num_valuators);	\
		return;								\
	}

/* Stupid API backwards-compatibility. */
#define TS_Raw 60
#define TS_Scaled 61

/* This holds the input driver entry and module information. */
typedef struct _InputDriverRec {
    int			    driverVersion;
    char *		    driverName;
    void		    (*Identify)(int flags);
    struct _LocalDeviceRec *(*PreInit)(struct _InputDriverRec *drv,
				       IDevPtr dev, int flags);
    void		    (*UnInit)(struct _InputDriverRec *drv,
				      struct _LocalDeviceRec *pInfo,
				      int flags);
    pointer		    module;
    int			    refCount;
} InputDriverRec, *InputDriverPtr;

/* This is to input devices what the ScrnInfoRec is to screens. */

typedef struct _LocalDeviceRec {
    struct _LocalDeviceRec *next;
    char *		    name;
    int			    flags;

    Bool		    (*device_control)(DeviceIntPtr device, int what);
    void		    (*read_input)(struct _LocalDeviceRec *local);
    int			    (*control_proc)(struct _LocalDeviceRec *local,
					   xDeviceCtl *control);
    void		    (*close_proc)(struct _LocalDeviceRec *local);
    int			    (*switch_mode)(ClientPtr client, DeviceIntPtr dev,
					  int mode);
    Bool		    (*conversion_proc)(struct _LocalDeviceRec *local,
					      int first, int num, int v0,
					      int v1, int v2, int v3, int v4,
					      int v5, int *x, int *y);
    Bool		    (*reverse_conversion_proc)(
					struct _LocalDeviceRec *local,
					int x, int y, int *valuators);
    int                     (*set_device_valuators)
				(struct _LocalDeviceRec *local,
				 int *valuators, int first_valuator,
				 int num_valuators);

    int			    fd;
    Atom		    atom;
    DeviceIntPtr	    dev;
    pointer		    private;
    int			    private_flags;
    unsigned int	    first;
    unsigned int	    last;
    int			    old_x;
    int			    old_y;
    char *		    type_name;
    IntegerFeedbackPtr	    always_core_feedback;
    IDevPtr		    conf_idev;
    InputDriverPtr	    drv;
    pointer		    module;
    pointer		    options;
    unsigned int            history_size;
    InputAttributes         *attrs;
} LocalDeviceRec, *LocalDevicePtr, InputInfoRec, *InputInfoPtr;

typedef struct _DeviceAssocRec 
{
    char *		    config_section_name;
    LocalDevicePtr	    (*device_allocate)(void);
} DeviceAssocRec, *DeviceAssocPtr;

/* xf86Globals.c */
extern _X_EXPORT InputInfoPtr xf86InputDevs;

/* xf86Xinput.c */
extern _X_EXPORT void xf86PostMotionEvent(DeviceIntPtr device, int is_absolute,
			 int first_valuator, int num_valuators, ...);
extern _X_EXPORT void xf86PostMotionEventP(DeviceIntPtr device, int is_absolute,
			 int first_valuator, int num_valuators, int *valuators);
extern _X_EXPORT void xf86PostProximityEvent(DeviceIntPtr device, int is_in,
			    int first_valuator, int num_valuators, ...);
extern _X_EXPORT void xf86PostProximityEventP(DeviceIntPtr device, int is_in, int first_valuator,
			     int num_valuators, int *valuators);
extern _X_EXPORT void xf86PostButtonEvent(DeviceIntPtr device, int is_absolute, int button,
		    	 int is_down, int first_valuator, int num_valuators,
			 ...);
extern _X_EXPORT void xf86PostButtonEventP(DeviceIntPtr device, int is_absolute, int button,
			  int is_down, int first_valuator, int num_valuators,
			  int *valuators);
extern _X_EXPORT void xf86PostKeyEvent(DeviceIntPtr device, unsigned int key_code, int is_down,
		      int is_absolute, int first_valuator, int num_valuators,
		      ...);
extern _X_EXPORT void xf86PostKeyEventP(DeviceIntPtr device, unsigned int key_code, int is_down,
		       int is_absolute, int first_valuator, int num_valuators,
		       int *valuators);
extern _X_EXPORT void xf86PostKeyboardEvent(DeviceIntPtr device, unsigned int key_code,
                           int is_down);
extern _X_EXPORT int xf86ActivateDevice(LocalDevicePtr local);
extern _X_EXPORT LocalDevicePtr xf86FirstLocalDevice(void);
extern _X_EXPORT int xf86ScaleAxis(int Cx, int Sxhigh, int Sxlow, int Rxhigh, int Rxlow);
extern _X_EXPORT void xf86XInputSetScreen(LocalDevicePtr local, int screen_number, int x, int y);
extern _X_EXPORT void xf86ProcessCommonOptions(InputInfoPtr pInfo, pointer options);
extern _X_EXPORT void xf86InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval,
				int maxval, int resolution, int min_res,
				int max_res);
extern _X_EXPORT void xf86InitValuatorDefaults(DeviceIntPtr dev, int axnum);
extern _X_EXPORT void xf86AddEnabledDevice(InputInfoPtr pInfo);
extern _X_EXPORT void xf86RemoveEnabledDevice(InputInfoPtr pInfo);
extern _X_EXPORT void xf86DisableDevice(DeviceIntPtr dev, Bool panic);
extern _X_EXPORT void xf86EnableDevice(DeviceIntPtr dev);
/* not exported */
int xf86NewInputDevice(IDevPtr idev, DeviceIntPtr *pdev, BOOL is_auto);

/* xf86Helper.c */
extern _X_EXPORT void xf86AddInputDriver(InputDriverPtr driver, pointer module, int flags);
extern _X_EXPORT void xf86DeleteInputDriver(int drvIndex);
extern _X_EXPORT InputInfoPtr xf86AllocateInput(InputDriverPtr drv, int flags);
extern _X_EXPORT InputDriverPtr xf86LookupInputDriver(const char *name);
extern _X_EXPORT InputInfoPtr xf86LookupInput(const char *name);
extern _X_EXPORT void xf86DeleteInput(InputInfoPtr pInp, int flags);
extern _X_EXPORT void xf86MotionHistoryAllocate(LocalDevicePtr local);

/* xf86Option.c */
extern _X_EXPORT void xf86CollectInputOptions(InputInfoPtr pInfo, const char **defaultOpts,
			     pointer extraOpts);


/* Legacy hatred */
#define SendCoreEvents 59
#define DontSendCoreEvents 60

#endif /* _xf86Xinput_h */