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- /*
- * gpm.h - public include file for gpm-Linux
- *
- * Copyright 1994 rubini@ipvvis.unipv.it (Alessandro Rubini)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- ********/
-
- #ifndef _GPM_H_
- #define _GPM_H_
-
- /*....................................... Xtermish stuff */
- #define GPM_XTERM_ON \
- printf("%c[?1001s",27), fflush(stdout), /* save old hilit tracking */ \
- printf("%c[?1000h",27), fflush(stdout) /* enable mouse tracking */
-
- #define GPM_XTERM_OFF \
- printf("%c[?10001",27), fflush(stdout), /* disable mouse tracking */ \
- printf("%c[?1001r",27), fflush(stdout) /* restore old hilittracking */
-
- /*....................................... Cfg pathnames */
-
- #define GPM_NODE_DIR "/tmp"
- #define GPM_NODE_DIR_MODE 0777
- #define GPM_NODE_PID GPM_NODE_DIR "/gpmpid"
- #define GPM_NODE_LOG GPM_NODE_DIR "/gpmlog"
- #define GPM_NODE_CTL GPM_NODE_DIR "/gpmctl"
-
- /*....................................... Cfg buttons */
-
- #define GPM_B_LEFT 4
- #define GPM_B_MIDDLE 2
- #define GPM_B_RIGHT 1
-
- /*....................................... The event types */
-
- enum Gpm_Etype {
- GPM_MOVE=1,
- GPM_DRAG=2, /* exactly one in four is active at a time */
- GPM_DOWN=4,
- GPM_UP= 8,
-
- #define GPM_BARE_EVENTS(ev) ((ev)&0xF)
-
- GPM_SINGLE=16, /* at most one in three is set */
- GPM_DOUBLE=32,
- GPM_TRIPLE=64, /* WARNING: I depend on the values */
-
- GPM_MFLAG=128, /* motion during click? */
- GPM_HARD=256 /* if set in the defaultMask, force an already
- used event to pass over to another handler */
- };
-
- #define Gpm_StrictSingle(type) (((type)&GPM_SINGLE) && !((type)&GPM_MFLAG))
- #define Gpm_AnySingle(type) ((type)&GPM_SINGLE)
- #define Gpm_StrictDouble(type) (((type)&GPM_DOUBLE) && !((type)&GPM_MFLAG))
- #define Gpm_AnyDouble(type) ((type)&GPM_DOUBLE)
- #define Gpm_StrictTriple(type) (((type)&GPM_TRIPLE) && !((type)&GPM_MFLAG))
- #define Gpm_AnyTriple(type) ((type)&GPM_TRIPLE)
-
- /*....................................... The event data structure */
-
- enum Gpm_Margin {GPM_TOP=1, GPM_BOT=2, GPM_LFT=4, GPM_RGT=8};
-
-
- typedef struct Gpm_Event {
- unsigned char buttons, modifiers; /* try to be a multiple of 4 */
- unsigned short vc;
- short dx, dy, x, y;
- enum Gpm_Etype type;
- int clicks;
- enum Gpm_Margin margin;
- } Gpm_Event;
-
- /*....................................... The connection data structure */
-
- #define GPM_MAGIC 0x47706D4C /* "GpmL" */
- typedef struct Gpm_Connect {
- unsigned short eventMask, defaultMask;
- unsigned short minMod, maxMod;
- int pid;
- int vc;
- } Gpm_Connect;
-
-
- /*....................................... Global variables for the client */
-
- extern int gpm_flag, gpm_ctlfd, gpm_fd, gpm_hflag, gpm_morekeys;
-
- typedef int Gpm_Handler(Gpm_Event *event, void *clientdata);
-
- extern Gpm_Handler *gpm_handler;
- extern void *gpm_data;
-
- extern int gpm_zerobased;
- extern int gpm_visiblepointer;
- extern int gpm_mx, gpm_my; /* max x and y to fit margins */
- extern struct timeval gpm_timeout;
-
- extern unsigned char _gpm_buf[];
- extern unsigned short * _gpm_arg;
-
-
- /*....................................... Prototypes for the client */
- /* all of them return 0 or errno */
-
- #include <stdio.h> /* needed to get FILE */
- #include <sys/ioctl.h> /* to get the prototype for ioctl() */
-
- /* liblow.c */
- extern int Gpm_Open(Gpm_Connect *, int);
- extern int Gpm_Close(void);
- extern int Gpm_GetEvent(Gpm_Event *);
- extern int Gpm_Getc(FILE *);
- #define Gpm_Getchar() Gpm_Getc(stdin)
- extern int Gpm_Repeat(int millisec);
- extern int Gpm_FitValuesM(int *x, int *y, int margin);
- #define Gpm_FitValues(x,y) Gpm_FitValuesM((int *)(x),(int *)(y),-1);
- #define Gpm_FitEvent(ePtr) \
- ((ePtr)->margin \
- ? Gpm_FitValuesM((int *)(&((ePtr)->x)), \
- (int *)(&((ePtr)->y)), \
- (ePtr)->margin) \
- : 0)
-
- /* the following is a (progn ...) form */
-
- #define Gpm_DrawPointer(x, y, fd) \
- (_gpm_buf[sizeof(short)-1] = 2, \
- _gpm_arg[0] = _gpm_arg[2] = \
- (unsigned short)(x)+gpm_zerobased, \
- _gpm_arg[1] = _gpm_arg[3] = \
- (unsigned short)(y)+gpm_zerobased, \
- _gpm_arg[4] = (unsigned short)3, \
- ioctl(fd, TIOCLINUX, _gpm_buf+sizeof(short)-1))
-
- /* the following is a heavy thing ... */
- extern int gpm_consolefd; /* liblow.c */
-
- /* #define GPM_DRAWPOINTER(event) \
- * ((gpm_consolefd=open("/dev/console",O_RDWR))>=0 && \
- * Gpm_DrawPointer((event)->x,(event)->y,gpm_consolefd), \
- * close(gpm_consolefd))
- */
-
- #define GPM_DRAWPOINTER(ePtr) \
- (Gpm_DrawPointer((ePtr)->x,(ePtr)->y,gpm_consolefd))
-
-
-
- /* libhigh.c */
- extern int Gpm_Callback(int eventmask, int (*fun)(Gpm_Event *));
-
-
- /* libcurses.c */
- /* #include <curses.h> Hmm... seems risky */
-
- extern int Gpm_Wgetch();
- #define Gpm_Getch() (Gpm_Wgetch(NULL))
-
- #endif /* _GPM_H_ */
-
-
-
-