Files
xf86-input-evdev/src/evdev.h
Peter Hutterer 134829d911 Simplify the property handler registration.
Instead of having separate handlers for each property, just handle all of them
in one handler for emuMB, and one handler for emuWheel.
2008-08-08 16:04:23 +09:30

118 lines
3.9 KiB
C

/*
* Copyright © 2004-2008 Red Hat, Inc.
* Copyright © 2008 University of South Australia
*
* 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 Red Hat
* not be used in advertising or publicity pertaining to distribution
* of the software without specific, written prior permission. Red
* Hat makes no representations about the suitability of this software
* for any purpose. It is provided "as is" without express or implied
* warranty.
*
* THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL THE AUTHORS 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.
*
* Authors:
* Kristian Høgsberg (krh@redhat.com)
* Adam Jackson (ajax@redhat.com)
* Peter Hutterer (peter@cs.unisa.edu.au)
*/
#ifndef EVDEV_H
#define EVDEV_H
#include <linux/input.h>
#include <xf86Xinput.h>
#include <xf86_OSproc.h>
#if defined(XKB)
/* XXX VERY WRONG. this is a client side header. */
#include <X11/extensions/XKBstr.h>
#endif
#define EVDEV_MAXBUTTONS 32
/* axis specific data for wheel emulation */
typedef struct {
int up_button;
int down_button;
int traveled_distance;
} WheelAxis, *WheelAxisPtr;
typedef struct {
int kernel24;
int screen;
int min_x, min_y, max_x, max_y;
int abs_x, abs_y, old_x, old_y;
int flags;
int tool;
int buttons; /* number of buttons */
/* XKB stuff has to be per-device rather than per-driver */
int noXkb;
#ifdef XKB
char *xkb_rules;
char *xkb_model;
char *xkb_layout;
char *xkb_variant;
char *xkb_options;
XkbComponentNamesRec xkbnames;
#endif
/* Middle mouse button emulation */
struct {
BOOL enabled;
BOOL pending; /* timer waiting? */
int buttonstate; /* phys. button state */
int state; /* state machine (see bt3emu.c) */
Time expires; /* time of expiry */
Time timeout;
} emulateMB;
struct {
BOOL enabled;
int button;
int button_state;
int inertia;
WheelAxis X;
WheelAxis Y;
} emulateWheel;
unsigned char btnmap[32]; /* config-file specified button mapping */
} EvdevRec, *EvdevPtr;
/* Middle Button emulation */
int EvdevMBEmuTimer(InputInfoPtr);
BOOL EvdevMBEmuFilterEvent(InputInfoPtr, int, BOOL);
void EvdevMBEmuWakeupHandler(pointer, int, pointer);
void EvdevMBEmuBlockHandler(pointer, struct timeval**, pointer);
void EvdevMBEmuPreInit(InputInfoPtr);
void EvdevMBEmuFinalize(InputInfoPtr);
void EvdevMBEmuEnable(InputInfoPtr, BOOL);
unsigned int EvdevUtilButtonEventToButtonNumber(int code);
#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) >= 3
void EvdevMBEmuInitProperty(DeviceIntPtr);
BOOL EvdevMBEmuSetProperty(DeviceIntPtr, Atom, XIPropertyValuePtr);
void EvdevWheelEmuInitProperty(DeviceIntPtr);
BOOL EvdevWheelEmuSetProperty(DeviceIntPtr, Atom, XIPropertyValuePtr);
#endif
/* Mouse Wheel emulation */
void EvdevWheelEmuPreInit(InputInfoPtr pInfo);
BOOL EvdevWheelEmuFilterButton(InputInfoPtr pInfo, unsigned int button, int value);
BOOL EvdevWheelEmuFilterMotion(InputInfoPtr pInfo, struct input_event *pEv);
#endif