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-rw-r--r--contrib/ncurses/ncurses/base/lib_mouse.c1014
1 files changed, 686 insertions, 328 deletions
diff --git a/contrib/ncurses/ncurses/base/lib_mouse.c b/contrib/ncurses/ncurses/base/lib_mouse.c
index 69af58d5fe24..f30232795be4 100644
--- a/contrib/ncurses/ncurses/base/lib_mouse.c
+++ b/contrib/ncurses/ncurses/base/lib_mouse.c
@@ -1,5 +1,5 @@
/****************************************************************************
- * Copyright (c) 1998,1999,2000,2002 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2005,2006 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
@@ -29,14 +29,18 @@
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
+ * and: Thomas E. Dickey 1996-on *
****************************************************************************/
/*
* This module is intended to encapsulate ncurses's interface to pointing
* devices.
*
- * The first method used is xterm's internal mouse-tracking facility.
- * The second is Alessandro Rubini's GPM server.
+ * The primary method used is xterm's internal mouse-tracking facility.
+ * Additional methods depend on the platform:
+ * Alessandro Rubini's GPM server (Linux)
+ * sysmouse (FreeBSD)
+ * special-purpose mouse interface for OS/2 EMX.
*
* Notes for implementors of new mouse-interface methods:
*
@@ -74,36 +78,81 @@
#endif
#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_mouse.c,v 1.85 2006/11/25 22:30:28 tom Exp $")
+
#include <term.h>
+#include <tic.h>
#if USE_GPM_SUPPORT
-#ifndef LINT /* don't need this for llib-lncurses */
-#undef buttons /* term.h defines this, and gpm uses it! */
-#include <gpm.h>
#include <linux/keyboard.h> /* defines KG_* macros */
+
+#ifdef HAVE_LIBDL
+/* use dynamic loader to avoid linkage dependency */
+#include <dlfcn.h>
+
+#ifdef RTLD_NOW
+#define my_RTLD RTLD_NOW
+#else
+#ifdef RTLD_LAZY
+#define my_RTLD RTLD_LAZY
+#else
+make an error
#endif
+#endif /* RTLD_NOW */
+#endif /* HAVE_LIBDL */
+
+#endif /* USE_GPM_SUPPORT */
+
+#if USE_SYSMOUSE
+#undef buttons /* symbol conflict in consio.h */
+#undef mouse_info /* symbol conflict in consio.h */
+#include <osreldate.h>
+#if (__FreeBSD_version >= 400017)
+#include <sys/consio.h>
+#include <sys/fbio.h>
+#else
+#include <machine/console.h>
#endif
-
-MODULE_ID("$Id: lib_mouse.c,v 1.58 2002/01/12 22:38:07 tom Exp $")
+#endif /* use_SYSMOUSE */
#define MY_TRACE TRACE_ICALLS|TRACE_IEVENT
-#define INVALID_EVENT -1
+#define MASK_RELEASE(x) NCURSES_MOUSE_MASK(x, 001)
+#define MASK_PRESS(x) NCURSES_MOUSE_MASK(x, 002)
+#define MASK_CLICK(x) NCURSES_MOUSE_MASK(x, 004)
+#define MASK_DOUBLE_CLICK(x) NCURSES_MOUSE_MASK(x, 010)
+#define MASK_TRIPLE_CLICK(x) NCURSES_MOUSE_MASK(x, 020)
+#define MASK_RESERVED_EVENT(x) NCURSES_MOUSE_MASK(x, 040)
+
+#if NCURSES_MOUSE_VERSION == 1
+#define BUTTON_CLICKED (BUTTON1_CLICKED | BUTTON2_CLICKED | BUTTON3_CLICKED | BUTTON4_CLICKED)
+#define BUTTON_PRESSED (BUTTON1_PRESSED | BUTTON2_PRESSED | BUTTON3_PRESSED | BUTTON4_PRESSED)
+#define BUTTON_RELEASED (BUTTON1_RELEASED | BUTTON2_RELEASED | BUTTON3_RELEASED | BUTTON4_RELEASED)
+#define BUTTON_DOUBLE_CLICKED (BUTTON1_DOUBLE_CLICKED | BUTTON2_DOUBLE_CLICKED | BUTTON3_DOUBLE_CLICKED | BUTTON4_DOUBLE_CLICKED)
+#define BUTTON_TRIPLE_CLICKED (BUTTON1_TRIPLE_CLICKED | BUTTON2_TRIPLE_CLICKED | BUTTON3_TRIPLE_CLICKED | BUTTON4_TRIPLE_CLICKED)
+#define MAX_BUTTONS 4
+#else
+#define BUTTON_CLICKED (BUTTON1_CLICKED | BUTTON2_CLICKED | BUTTON3_CLICKED | BUTTON4_CLICKED | BUTTON5_CLICKED)
+#define BUTTON_PRESSED (BUTTON1_PRESSED | BUTTON2_PRESSED | BUTTON3_PRESSED | BUTTON4_PRESSED | BUTTON5_PRESSED)
+#define BUTTON_RELEASED (BUTTON1_RELEASED | BUTTON2_RELEASED | BUTTON3_RELEASED | BUTTON4_RELEASED | BUTTON5_RELEASED)
+#define BUTTON_DOUBLE_CLICKED (BUTTON1_DOUBLE_CLICKED | BUTTON2_DOUBLE_CLICKED | BUTTON3_DOUBLE_CLICKED | BUTTON4_DOUBLE_CLICKED | BUTTON5_DOUBLE_CLICKED)
+#define BUTTON_TRIPLE_CLICKED (BUTTON1_TRIPLE_CLICKED | BUTTON2_TRIPLE_CLICKED | BUTTON3_TRIPLE_CLICKED | BUTTON4_TRIPLE_CLICKED | BUTTON5_TRIPLE_CLICKED)
+#define MAX_BUTTONS 5
+#endif
-static int mousetype;
-#define M_XTERM -1 /* use xterm's mouse tracking? */
-#define M_NONE 0 /* no mouse device */
-#define M_GPM 1 /* use GPM */
-#define M_QNX 2 /* QNX mouse on console */
-#define M_QNX_TERM 3 /* QNX mouse on pterm/xterm (using qansi-m) */
+#define INVALID_EVENT -1
+#define NORMAL_EVENT 0
#if USE_GPM_SUPPORT
-#ifndef LINT
-static Gpm_Connect gpm_connect;
-#endif
+
+#ifndef LIBGPM_SONAME
+#define LIBGPM_SONAME "libgpm.so"
#endif
-static mmask_t eventmask; /* current event mask */
+#define GET_DLSYM(name) (my_##name = (TYPE_##name) dlsym(obj, #name))
+
+#endif /* USE_GPM_SUPPORT */
static bool _nc_mouse_parse(int);
static void _nc_mouse_resume(SCREEN *);
@@ -111,14 +160,15 @@ static void _nc_mouse_wrap(SCREEN *);
/* maintain a circular list of mouse events */
-/* The definition of the circular list size (EV_MAX), is in curses.priv.h, so
- * wgetch() may refer to the size and call _nc_mouse_parse() before circular
- * list overflow.
- */
-static MEVENT events[EV_MAX]; /* hold the last mouse event seen */
-static MEVENT *eventp = events; /* next free slot in event queue */
-#define NEXT(ep) ((ep == events + EV_MAX - 1) ? events : ep + 1)
-#define PREV(ep) ((ep == events) ? events + EV_MAX - 1 : ep - 1)
+#undef NEXT
+#define NEXT(ep) ((ep == SP->_mouse_events + EV_MAX - 1) \
+ ? SP->_mouse_events \
+ : ep + 1)
+
+#undef PREV
+#define PREV(ep) ((ep == SP->_mouse_events) \
+ ? SP->_mouse_events + EV_MAX - 1 \
+ : ep - 1)
#ifdef TRACE
static void
@@ -128,24 +178,18 @@ _trace_slot(const char *tag)
_tracef(tag);
- for (ep = events; ep < events + EV_MAX; ep++)
+ for (ep = SP->_mouse_events; ep < SP->_mouse_events + EV_MAX; ep++)
_tracef("mouse event queue slot %ld = %s",
- (long) (ep - events),
+ (long) (ep - SP->_mouse_events),
_tracemouse(ep));
}
#endif
-#ifdef USE_EMX_MOUSE
+#if USE_EMX_MOUSE
# define TOP_ROW 0
# define LEFT_COL 0
-static int mouse_wfd;
-static int mouse_thread;
-static int mouse_activated;
-static char mouse_buttons[] =
-{0, 1, 3, 2};
-
# define M_FD(sp) sp->_mouse_fd
static void
@@ -158,7 +202,7 @@ write_event(int down, int button, int x, int y)
buf[3] = ' ' + (button - 1) + (down ? 0 : 0x40);
buf[4] = ' ' + x - LEFT_COL + 1;
buf[5] = ' ' + y - TOP_ROW + 1;
- DosWrite(mouse_wfd, buf, 6, &ignore);
+ DosWrite(SP->_emxmouse_wfd, buf, 6, &ignore);
}
static void
@@ -190,7 +234,7 @@ mouse_server(unsigned long ignored GCC_UNUSED)
sprintf(err, "Error reading mouse queue, rc=%lu.\r\n", rc);
break;
}
- if (!mouse_activated)
+ if (!SP->_emxmouse_activated)
goto finish;
/*
@@ -202,13 +246,13 @@ mouse_server(unsigned long ignored GCC_UNUSED)
*/
if ((mouev.fs ^ oldstate) & MOUSE_BN1_DOWN)
write_event(mouev.fs & MOUSE_BN1_DOWN,
- mouse_buttons[1], mouev.col, mouev.row);
+ SP->_emxmouse_buttons[1], mouev.col, mouev.row);
if ((mouev.fs ^ oldstate) & MOUSE_BN2_DOWN)
write_event(mouev.fs & MOUSE_BN2_DOWN,
- mouse_buttons[3], mouev.col, mouev.row);
+ SP->_emxmouse_buttons[3], mouev.col, mouev.row);
if ((mouev.fs ^ oldstate) & MOUSE_BN3_DOWN)
write_event(mouev.fs & MOUSE_BN3_DOWN,
- mouse_buttons[2], mouev.col, mouev.row);
+ SP->_emxmouse_buttons[2], mouev.col, mouev.row);
finish:
oldstate = mouev.fs;
@@ -223,185 +267,455 @@ mouse_server(unsigned long ignored GCC_UNUSED)
DosExit(EXIT_THREAD, 0L);
}
+#endif /* USE_EMX_MOUSE */
+
+#if USE_SYSMOUSE
+static void
+handle_sysmouse(int sig GCC_UNUSED)
+{
+ struct mouse_info the_mouse;
+ MEVENT *work;
+
+ the_mouse.operation = MOUSE_GETINFO;
+ if (SP != 0
+ && SP->_mouse_fd >= 0
+ && SP->_sysmouse_tail < FIFO_SIZE
+ && ioctl(SP->_mouse_fd, CONS_MOUSECTL, &the_mouse) != -1) {
+
+ if (SP->_sysmouse_head > SP->_sysmouse_tail) {
+ SP->_sysmouse_tail = 0;
+ SP->_sysmouse_head = 0;
+ }
+ work = &(SP->_sysmouse_fifo[SP->_sysmouse_tail]);
+ memset(work, 0, sizeof(*work));
+ work->id = NORMAL_EVENT; /* there's only one mouse... */
+
+ SP->_sysmouse_old_buttons = SP->_sysmouse_new_buttons;
+ SP->_sysmouse_new_buttons = the_mouse.u.data.buttons & 0x7;
+
+ if (SP->_sysmouse_new_buttons) {
+ if (SP->_sysmouse_new_buttons & 1)
+ work->bstate |= BUTTON1_PRESSED;
+ if (SP->_sysmouse_new_buttons & 2)
+ work->bstate |= BUTTON2_PRESSED;
+ if (SP->_sysmouse_new_buttons & 4)
+ work->bstate |= BUTTON3_PRESSED;
+ } else {
+ if (SP->_sysmouse_old_buttons & 1)
+ work->bstate |= BUTTON1_RELEASED;
+ if (SP->_sysmouse_old_buttons & 2)
+ work->bstate |= BUTTON2_RELEASED;
+ if (SP->_sysmouse_old_buttons & 4)
+ work->bstate |= BUTTON3_RELEASED;
+ }
+
+ /* for cosmetic bug in syscons.c on FreeBSD 3.[34] */
+ the_mouse.operation = MOUSE_HIDE;
+ ioctl(SP->_mouse_fd, CONS_MOUSECTL, &the_mouse);
+ the_mouse.operation = MOUSE_SHOW;
+ ioctl(SP->_mouse_fd, CONS_MOUSECTL, &the_mouse);
+
+ /*
+ * We're only interested if the button is pressed or released.
+ * FIXME: implement continuous event-tracking.
+ */
+ if (SP->_sysmouse_new_buttons != SP->_sysmouse_old_buttons) {
+ SP->_sysmouse_tail += 1;
+ }
+ work->x = the_mouse.u.data.x / SP->_sysmouse_char_width;
+ work->y = the_mouse.u.data.y / SP->_sysmouse_char_height;
+ }
+}
+#endif /* USE_SYSMOUSE */
+
static void
-server_state(const int state)
-{ /* It would be nice to implement pointer-off and stop looping... */
- mouse_activated = state;
+init_xterm_mouse(void)
+{
+ SP->_mouse_type = M_XTERM;
+ SP->_mouse_xtermcap = tigetstr("XM");
+ if (!VALID_STRING(SP->_mouse_xtermcap))
+ SP->_mouse_xtermcap = "\033[?1000%?%p1%{1}%=%th%el%;";
}
+static void
+enable_xterm_mouse(int enable)
+{
+#if USE_EMX_MOUSE
+ SP->_emxmouse_activated = enable;
+#else
+ putp(TPARM_1(SP->_mouse_xtermcap, enable));
#endif
+ SP->_mouse_active = enable;
+}
+
+#if USE_GPM_SUPPORT
+static int
+allow_gpm_mouse(void)
+{
+ /* GPM does printf's without checking if stdout is a terminal */
+ if (isatty(fileno(stdout))) {
+ char *env = getenv("TERM");
+ /* GPM checks the beginning of the $TERM variable to decide if
+ * it should pass xterm events through. There is no real advantage
+ * in allowing GPM to do this.
+ */
+ if (env == 0 || strncmp(env, "xterm", 5))
+ return TRUE;
+ }
+ return FALSE;
+}
-static int initialized;
+static bool
+enable_gpm_mouse(int enable)
+{
+ bool result;
+
+ T((T_CALLED("enable_gpm_mouse(%d)"), enable));
+
+ if (enable && !SP->_mouse_active) {
+ /* GPM: initialize connection to gpm server */
+ SP->_mouse_gpm_connect.eventMask = GPM_DOWN | GPM_UP;
+ SP->_mouse_gpm_connect.defaultMask =
+ ~(SP->_mouse_gpm_connect.eventMask | GPM_HARD);
+ SP->_mouse_gpm_connect.minMod = 0;
+ SP->_mouse_gpm_connect.maxMod =
+ (unsigned short) (~((1 << KG_SHIFT) |
+ (1 << KG_SHIFTL) |
+ (1 << KG_SHIFTR)));
+ /*
+ * Note: GPM hardcodes \E[?1001s and \E[?1000h during its open.
+ * The former is recognized by wscons (SunOS), and the latter by
+ * xterm. Those will not show up in ncurses' traces.
+ */
+ result = (my_Gpm_Open(&SP->_mouse_gpm_connect, 0) >= 0);
+ SP->_mouse_active = result;
+ T(("GPM open %s", result ? "succeeded" : "failed"));
+ } else {
+ if (!enable && SP->_mouse_active) {
+ /* GPM: close connection to gpm server */
+ my_Gpm_Close();
+ SP->_mouse_active = FALSE;
+ T(("GPM closed"));
+ }
+ result = FALSE;
+ }
+ returnBool(result);
+}
+#endif /* USE_GPM_SUPPORT */
static void
initialize_mousetype(void)
{
static const char *xterm_kmous = "\033[M";
+ T((T_CALLED("initialize_mousetype()")));
+
/* Try gpm first, because gpm may be configured to run in xterm */
#if USE_GPM_SUPPORT
- /* GPM: initialize connection to gpm server */
- gpm_connect.eventMask = GPM_DOWN | GPM_UP;
- gpm_connect.defaultMask = ~(gpm_connect.eventMask | GPM_HARD);
- gpm_connect.minMod = 0;
- gpm_connect.maxMod = ~((1 << KG_SHIFT) | (1 << KG_SHIFTL) | (1 << KG_SHIFTR));
- if (Gpm_Open(&gpm_connect, 0) >= 0) { /* returns the file-descriptor */
- mousetype = M_GPM;
- SP->_mouse_fd = gpm_fd;
- return;
- }
+ if (allow_gpm_mouse()) {
+ if (!SP->_mouse_gpm_loaded) {
+#ifdef HAVE_LIBDL
+ void *obj;
+
+ if ((obj = dlopen(LIBGPM_SONAME, my_RTLD)) != 0) {
+ if (GET_DLSYM(gpm_fd) == 0 ||
+ GET_DLSYM(Gpm_Open) == 0 ||
+ GET_DLSYM(Gpm_Close) == 0 ||
+ GET_DLSYM(Gpm_GetEvent) == 0) {
+ T(("GPM initialization failed: %s", dlerror()));
+ dlclose(obj);
+ } else {
+ SP->_mouse_gpm_found = TRUE;
+ }
+ }
+#else /* !HAVE_LIBDL */
+ SP->_mouse_gpm_found = TRUE;
#endif
+ SP->_mouse_gpm_loaded = TRUE;
+ }
+
+ /*
+ * The gpm_fd file-descriptor may be negative (xterm). So we have to
+ * maintain our notion of whether the mouse connection is active
+ * without testing the file-descriptor.
+ */
+ if (SP->_mouse_gpm_found && enable_gpm_mouse(TRUE)) {
+ SP->_mouse_type = M_GPM;
+ SP->_mouse_fd = *(my_gpm_fd);
+ T(("GPM mouse_fd %d", SP->_mouse_fd));
+ returnVoid;
+ }
+ }
+#endif /* USE_GPM_SUPPORT */
/* OS/2 VIO */
-#ifdef USE_EMX_MOUSE
- if (!mouse_thread
+#if USE_EMX_MOUSE
+ if (!SP->_emxmouse_thread
&& strstr(cur_term->type.term_names, "xterm") == 0
&& key_mouse) {
int handles[2];
if (pipe(handles) < 0) {
perror("mouse pipe error");
- return;
+ returnVoid;
} else {
int rc;
- if (!mouse_buttons[0]) {
+ if (!SP->_emxmouse_buttons[0]) {
char *s = getenv("MOUSE_BUTTONS_123");
- mouse_buttons[0] = 1;
+ SP->_emxmouse_buttons[0] = 1;
if (s && strlen(s) >= 3) {
- mouse_buttons[1] = s[0] - '0';
- mouse_buttons[2] = s[1] - '0';
- mouse_buttons[3] = s[2] - '0';
+ SP->_emxmouse_buttons[1] = s[0] - '0';
+ SP->_emxmouse_buttons[2] = s[1] - '0';
+ SP->_emxmouse_buttons[3] = s[2] - '0';
+ } else {
+ SP->_emxmouse_buttons[1] = 1;
+ SP->_emxmouse_buttons[2] = 3;
+ SP->_emxmouse_buttons[3] = 2;
}
}
- mouse_wfd = handles[1];
+ SP->_emxmouse_wfd = handles[1];
M_FD(SP) = handles[0];
/* Needed? */
setmode(handles[0], O_BINARY);
setmode(handles[1], O_BINARY);
/* Do not use CRT functions, we may single-threaded. */
- rc = DosCreateThread((unsigned long *) &mouse_thread,
+ rc = DosCreateThread((unsigned long *) &SP->_emxmouse_thread,
mouse_server, 0, 0, 8192);
if (rc) {
printf("mouse thread error %d=%#x", rc, rc);
- return;
} else {
- mousetype = M_XTERM;
- return;
+ SP->_mouse_type = M_XTERM;
}
+ returnVoid;
}
}
-#endif
+#endif /* USE_EMX_MOUSE */
+
+#if USE_SYSMOUSE
+ {
+ struct mouse_info the_mouse;
+ char *the_device = 0;
+
+ if (isatty(SP->_ifd))
+ the_device = ttyname(SP->_ifd);
+ if (the_device == 0)
+ the_device = "/dev/tty";
+
+ SP->_mouse_fd = open(the_device, O_RDWR);
+
+ if (SP->_mouse_fd >= 0) {
+ /*
+ * sysmouse does not have a usable user interface for obtaining
+ * mouse events. The logical way to proceed (reading data on a
+ * stream) only works if one opens the device as root. Even in
+ * that mode, careful examination shows we lose events
+ * occasionally. The interface provided for user programs is to
+ * establish a signal handler. really.
+ *
+ * Take over SIGUSR2 for this purpose since SIGUSR1 is more
+ * likely to be used by an application. getch() will have to
+ * handle the misleading EINTR's.
+ */
+ signal(SIGUSR2, SIG_IGN);
+ the_mouse.operation = MOUSE_MODE;
+ the_mouse.u.mode.mode = 0;
+ the_mouse.u.mode.signal = SIGUSR2;
+ if (ioctl(SP->_mouse_fd, CONS_MOUSECTL, &the_mouse) != -1) {
+ signal(SIGUSR2, handle_sysmouse);
+ the_mouse.operation = MOUSE_SHOW;
+ ioctl(SP->_mouse_fd, CONS_MOUSECTL, &the_mouse);
+
+#if defined(FBIO_MODEINFO) || defined(CONS_MODEINFO) /* FreeBSD > 2.x */
+ {
+#ifndef FBIO_GETMODE /* FreeBSD 3.x */
+#define FBIO_GETMODE CONS_GET
+#define FBIO_MODEINFO CONS_MODEINFO
+#endif /* FBIO_GETMODE */
+ video_info_t the_video;
+
+ if (ioctl(SP->_mouse_fd,
+ FBIO_GETMODE,
+ &the_video.vi_mode) != -1
+ && ioctl(SP->_mouse_fd,
+ FBIO_MODEINFO,
+ &the_video) != -1) {
+ SP->_sysmouse_char_width = the_video.vi_cwidth;
+ SP->_sysmouse_char_height = the_video.vi_cheight;
+ }
+ }
+#endif /* defined(FBIO_MODEINFO) || defined(CONS_MODEINFO) */
+
+ if (SP->_sysmouse_char_width <= 0)
+ SP->_sysmouse_char_width = 8;
+ if (SP->_sysmouse_char_height <= 0)
+ SP->_sysmouse_char_height = 16;
+ SP->_mouse_type = M_SYSMOUSE;
+ returnVoid;
+ }
+ }
+ }
+#endif /* USE_SYSMOUSE */
/* we know how to recognize mouse events under "xterm" */
if (key_mouse != 0) {
- if (!strcmp(key_mouse, xterm_kmous)) {
- mousetype = M_XTERM;
- return;
+ if (!strcmp(key_mouse, xterm_kmous)
+ || strstr(cur_term->type.term_names, "xterm") != 0) {
+ init_xterm_mouse();
}
} else if (strstr(cur_term->type.term_names, "xterm") != 0) {
(void) _nc_add_to_try(&(SP->_keytry), xterm_kmous, KEY_MOUSE);
- mousetype = M_XTERM;
- return;
+ init_xterm_mouse();
}
+ returnVoid;
}
-static void
+static bool
_nc_mouse_init(void)
/* initialize the mouse */
{
+ bool result = FALSE;
int i;
- if (!initialized) {
- initialized = TRUE;
+ if (SP != 0) {
+ if (!SP->_mouse_initialized) {
+ SP->_mouse_initialized = TRUE;
- TR(MY_TRACE, ("_nc_mouse_init() called"));
+ TR(MY_TRACE, ("_nc_mouse_init() called"));
- for (i = 0; i < EV_MAX; i++)
- events[i].id = INVALID_EVENT;
+ SP->_mouse_eventp = SP->_mouse_events;
+ for (i = 0; i < EV_MAX; i++)
+ SP->_mouse_events[i].id = INVALID_EVENT;
- initialize_mousetype();
+ initialize_mousetype();
- T(("_nc_mouse_init() set mousetype to %d", mousetype));
+ T(("_nc_mouse_init() set mousetype to %d", SP->_mouse_type));
+ }
+ result = SP->_mouse_initialized;
}
+ return result;
}
+/*
+ * Query to see if there is a pending mouse event. This is called from
+ * fifo_push() in lib_getch.c
+ */
static bool
-_nc_mouse_event(SCREEN * sp GCC_UNUSED)
-/* query to see if there is a pending mouse event */
+_nc_mouse_event(SCREEN *sp GCC_UNUSED)
{
-#if USE_GPM_SUPPORT
- /* GPM: query server for event, return TRUE if we find one */
- Gpm_Event ev;
+ MEVENT *eventp = SP->_mouse_eventp;
+ bool result = FALSE;
- if (gpm_fd >= 0
- && (_nc_timed_wait(3, 0, (int *) 0) & 2) != 0
- && Gpm_GetEvent(&ev) == 1) {
- eventp->id = 0; /* there's only one mouse... */
+ (void) eventp;
- eventp->bstate = 0;
- switch (ev.type & 0x0f) {
- case (GPM_DOWN):
- if (ev.buttons & GPM_B_LEFT)
- eventp->bstate |= BUTTON1_PRESSED;
- if (ev.buttons & GPM_B_MIDDLE)
- eventp->bstate |= BUTTON2_PRESSED;
- if (ev.buttons & GPM_B_RIGHT)
- eventp->bstate |= BUTTON3_PRESSED;
- break;
- case (GPM_UP):
- if (ev.buttons & GPM_B_LEFT)
- eventp->bstate |= BUTTON1_RELEASED;
- if (ev.buttons & GPM_B_MIDDLE)
- eventp->bstate |= BUTTON2_RELEASED;
- if (ev.buttons & GPM_B_RIGHT)
- eventp->bstate |= BUTTON3_RELEASED;
- break;
- default:
- break;
+ switch (SP->_mouse_type) {
+ case M_XTERM:
+ /* xterm: never have to query, mouse events are in the keyboard stream */
+#if USE_EMX_MOUSE
+ {
+ char kbuf[3];
+
+ int i, res = read(M_FD(sp), &kbuf, 3); /* Eat the prefix */
+ if (res != 3)
+ printf("Got %d chars instead of 3 for prefix.\n", res);
+ for (i = 0; i < res; i++) {
+ if (kbuf[i] != key_mouse[i])
+ printf("Got char %d instead of %d for prefix.\n",
+ (int) kbuf[i], (int) key_mouse[i]);
+ }
+ result = TRUE;
}
+#endif /* USE_EMX_MOUSE */
+ break;
- eventp->x = ev.x - 1;
- eventp->y = ev.y - 1;
- eventp->z = 0;
+#if USE_GPM_SUPPORT
+ case M_GPM:
+ {
+ /* query server for event, return TRUE if we find one */
+ Gpm_Event ev;
+
+ if (my_Gpm_GetEvent(&ev) == 1) {
+ /* there's only one mouse... */
+ eventp->id = NORMAL_EVENT;
+
+ eventp->bstate = 0;
+ switch (ev.type & 0x0f) {
+ case (GPM_DOWN):
+ if (ev.buttons & GPM_B_LEFT)
+ eventp->bstate |= BUTTON1_PRESSED;
+ if (ev.buttons & GPM_B_MIDDLE)
+ eventp->bstate |= BUTTON2_PRESSED;
+ if (ev.buttons & GPM_B_RIGHT)
+ eventp->bstate |= BUTTON3_PRESSED;
+ break;
+ case (GPM_UP):
+ if (ev.buttons & GPM_B_LEFT)
+ eventp->bstate |= BUTTON1_RELEASED;
+ if (ev.buttons & GPM_B_MIDDLE)
+ eventp->bstate |= BUTTON2_RELEASED;
+ if (ev.buttons & GPM_B_RIGHT)
+ eventp->bstate |= BUTTON3_RELEASED;
+ break;
+ default:
+ break;
+ }
- /* bump the next-free pointer into the circular list */
- eventp = NEXT(eventp);
- return (TRUE);
- }
+ eventp->x = ev.x - 1;
+ eventp->y = ev.y - 1;
+ eventp->z = 0;
+
+ /* bump the next-free pointer into the circular list */
+ SP->_mouse_eventp = eventp = NEXT(eventp);
+ result = TRUE;
+ }
+ }
+ break;
#endif
-#ifdef USE_EMX_MOUSE
- if (SP->_mouse_fd >= 0
- && (_nc_timed_wait(3, 0, (int *) 0) & 2) != 0) {
- char kbuf[3];
-
- int i, res = read(M_FD(sp), &kbuf, 3); /* Eat the prefix */
- if (res != 3)
- printf("Got %d chars instead of 3 for prefix.\n", res);
- for (i = 0; i < res; i++) {
- if (kbuf[i] != key_mouse[i])
- printf("Got char %d instead of %d for prefix.\n",
- (int) kbuf[i], (int) key_mouse[i]);
+#if USE_SYSMOUSE
+ case M_SYSMOUSE:
+ if (SP->_sysmouse_head < SP->_sysmouse_tail) {
+ *eventp = SP->_sysmouse_fifo[SP->_sysmouse_head];
+
+ /*
+ * Point the fifo-head to the next possible location. If there
+ * are none, reset the indices. This may be interrupted by the
+ * signal handler, doing essentially the same reset.
+ */
+ SP->_sysmouse_head += 1;
+ if (SP->_sysmouse_head == SP->_sysmouse_tail) {
+ SP->_sysmouse_tail = 0;
+ SP->_sysmouse_head = 0;
+ }
+
+ /* bump the next-free pointer into the circular list */
+ SP->_mouse_eventp = eventp = NEXT(eventp);
+ result = TRUE;
}
- return TRUE;
+ break;
+#endif /* USE_SYSMOUSE */
+
+ case M_NONE:
+ break;
}
-#endif /* USE_EMX_MOUSE */
- /* xterm: never have to query, mouse events are in the keyboard stream */
- return (FALSE); /* no event waiting */
+ return result; /* true if we found an event */
}
static bool
-_nc_mouse_inline(SCREEN * sp)
+_nc_mouse_inline(SCREEN *sp)
/* mouse report received in the keyboard stream -- parse its info */
{
+ int b;
+ bool result = FALSE;
+ MEVENT *eventp = SP->_mouse_eventp;
+
TR(MY_TRACE, ("_nc_mouse_inline() called"));
- if (mousetype == M_XTERM) {
+ if (SP->_mouse_type == M_XTERM) {
unsigned char kbuf[4];
- MEVENT *prev;
+ mmask_t prev;
size_t grabbed;
int res;
@@ -432,13 +746,15 @@ _nc_mouse_inline(SCREEN * sp)
* (End quote) By the time we get here, we've eaten the
* key prefix. FYI, the loop below is necessary because
* mouse click info isn't guaranteed to present as a
- * single clist item. It always does under Linux but often
- * fails to under Solaris.
+ * single clist item.
+ *
+ * Wheel mice may return buttons 4 and 5 when the wheel is turned.
+ * We encode those as button presses.
*/
for (grabbed = 0; grabbed < 3; grabbed += res) {
/* For VIO mouse we add extra bit 64 to disambiguate button-up. */
-#ifdef USE_EMX_MOUSE
+#if USE_EMX_MOUSE
res = read(M_FD(sp) >= 0 ? M_FD(sp) : sp->_ifd, &kbuf, 3);
#else
res = read(sp->_ifd, kbuf + grabbed, 3 - grabbed);
@@ -451,59 +767,71 @@ _nc_mouse_inline(SCREEN * sp)
TR(TRACE_IEVENT,
("_nc_mouse_inline sees the following xterm data: '%s'", kbuf));
- eventp->id = 0; /* there's only one mouse... */
+ /* there's only one mouse... */
+ eventp->id = NORMAL_EVENT;
/* processing code goes here */
eventp->bstate = 0;
+ prev = PREV(eventp)->bstate;
+
+#if USE_EMX_MOUSE
+#define PRESS_POSITION(n) \
+ eventp->bstate = MASK_PRESS(n); \
+ if (kbuf[0] & 0x40) \
+ eventp->bstate = MASK_RELEASE(n)
+#else
+#define PRESS_POSITION(n) \
+ eventp->bstate = (prev & MASK_PRESS(n) \
+ ? REPORT_MOUSE_POSITION \
+ : MASK_PRESS(n))
+#endif
+
switch (kbuf[0] & 0x3) {
case 0x0:
- eventp->bstate = BUTTON1_PRESSED;
-#ifdef USE_EMX_MOUSE
- if (kbuf[0] & 0x40)
- eventp->bstate = BUTTON1_RELEASED;
-#endif
+ if (kbuf[0] & 64)
+ eventp->bstate = MASK_PRESS(4);
+ else
+ PRESS_POSITION(1);
break;
case 0x1:
- eventp->bstate = BUTTON2_PRESSED;
-#ifdef USE_EMX_MOUSE
- if (kbuf[0] & 0x40)
- eventp->bstate = BUTTON2_RELEASED;
+#if NCURSES_MOUSE_VERSION == 2
+ if (kbuf[0] & 64)
+ eventp->bstate = MASK_PRESS(5);
+ else
#endif
+ PRESS_POSITION(2);
break;
case 0x2:
- eventp->bstate = BUTTON3_PRESSED;
-#ifdef USE_EMX_MOUSE
- if (kbuf[0] & 0x40)
- eventp->bstate = BUTTON3_RELEASED;
-#endif
+ PRESS_POSITION(3);
break;
case 0x3:
/*
- * Release events aren't reported for individual buttons,
- * just for the button set as a whole...
+ * Release events aren't reported for individual buttons, just for
+ * the button set as a whole. However, because there are normally
+ * no mouse events under xterm that intervene between press and
+ * release, we can infer the button actually released by looking at
+ * the previous event.
*/
- eventp->bstate =
- (BUTTON1_RELEASED |
- BUTTON2_RELEASED |
- BUTTON3_RELEASED);
- /*
- * ...however, because there are no kinds of mouse events under
- * xterm that can intervene between press and release, we can
- * deduce which buttons were actually released by looking at the
- * previous event.
- */
- prev = PREV(eventp);
- if (!(prev->bstate & BUTTON1_PRESSED))
- eventp->bstate &= ~BUTTON1_RELEASED;
- if (!(prev->bstate & BUTTON2_PRESSED))
- eventp->bstate &= ~BUTTON2_RELEASED;
- if (!(prev->bstate & BUTTON3_PRESSED))
- eventp->bstate &= ~BUTTON3_RELEASED;
+ if (prev & (BUTTON_PRESSED | BUTTON_RELEASED)) {
+ eventp->bstate = BUTTON_RELEASED;
+ for (b = 1; b <= MAX_BUTTONS; ++b) {
+ if (!(prev & MASK_PRESS(b)))
+ eventp->bstate &= ~MASK_RELEASE(b);
+ }
+ } else {
+ /*
+ * XFree86 xterm will return a stream of release-events to
+ * let the application know where the mouse is going, if the
+ * private mode 1002 or 1003 is enabled.
+ */
+ eventp->bstate = REPORT_MOUSE_POSITION;
+ }
break;
}
+ result = (eventp->bstate & REPORT_MOUSE_POSITION) ? TRUE : FALSE;
if (kbuf[0] & 4) {
eventp->bstate |= BUTTON_SHIFT;
@@ -520,45 +848,53 @@ _nc_mouse_inline(SCREEN * sp)
TR(MY_TRACE,
("_nc_mouse_inline: primitive mouse-event %s has slot %ld",
_tracemouse(eventp),
- (long) (eventp - events)));
+ (long) (eventp - SP->_mouse_events)));
/* bump the next-free pointer into the circular list */
- eventp = NEXT(eventp);
+ SP->_mouse_eventp = NEXT(eventp);
#if 0 /* this return would be needed for QNX's mods to lib_getch.c */
return (TRUE);
#endif
}
- return (FALSE);
+ return (result);
}
static void
mouse_activate(bool on)
{
- if (!on && !initialized)
+ if (!on && !SP->_mouse_initialized)
return;
- _nc_mouse_init();
+ if (!_nc_mouse_init())
+ return;
if (on) {
- switch (mousetype) {
+ switch (SP->_mouse_type) {
case M_XTERM:
#if NCURSES_EXT_FUNCS
keyok(KEY_MOUSE, on);
#endif
TPUTS_TRACE("xterm mouse initialization");
-#ifdef USE_EMX_MOUSE
- server_state(1);
-#else
- putp("\033[?1000h");
-#endif
+ enable_xterm_mouse(1);
break;
#if USE_GPM_SUPPORT
case M_GPM:
- SP->_mouse_fd = gpm_fd;
+ if (enable_gpm_mouse(1)) {
+ SP->_mouse_fd = *(my_gpm_fd);
+ T(("GPM mouse_fd %d", SP->_mouse_fd));
+ }
+ break;
+#endif
+#if USE_SYSMOUSE
+ case M_SYSMOUSE:
+ signal(SIGUSR2, handle_sysmouse);
+ SP->_mouse_active = TRUE;
break;
#endif
+ case M_NONE:
+ return;
}
/* Make runtime binding to cut down on object size of applications that
* do not use the mouse (e.g., 'clear').
@@ -568,22 +904,26 @@ mouse_activate(bool on)
SP->_mouse_parse = _nc_mouse_parse;
SP->_mouse_resume = _nc_mouse_resume;
SP->_mouse_wrap = _nc_mouse_wrap;
-
} else {
- switch (mousetype) {
+ switch (SP->_mouse_type) {
case M_XTERM:
TPUTS_TRACE("xterm mouse deinitialization");
-#ifdef USE_EMX_MOUSE
- server_state(0);
-#else
- putp("\033[?1000l");
-#endif
+ enable_xterm_mouse(0);
break;
#if USE_GPM_SUPPORT
case M_GPM:
+ enable_gpm_mouse(0);
+ break;
+#endif
+#if USE_SYSMOUSE
+ case M_SYSMOUSE:
+ signal(SIGUSR2, SIG_IGN);
+ SP->_mouse_active = FALSE;
break;
#endif
+ case M_NONE:
+ return;
}
}
_nc_flush();
@@ -599,8 +939,10 @@ static bool
_nc_mouse_parse(int runcount)
/* parse a run of atomic mouse events into a gesture */
{
+ MEVENT *eventp = SP->_mouse_eventp;
MEVENT *ep, *runp, *next, *prev = PREV(eventp);
int n;
+ int b;
bool merge;
TR(MY_TRACE, ("_nc_mouse_parse(%d) called", runcount));
@@ -609,7 +951,7 @@ _nc_mouse_parse(int runcount)
* When we enter this routine, the event list next-free pointer
* points just past a run of mouse events that we know were separated
* in time by less than the critical click interval. The job of this
- * routine is to collaps this run into a single higher-level event
+ * routine is to collapse this run into a single higher-level event
* or gesture.
*
* We accomplish this in two passes. The first pass merges press/release
@@ -630,9 +972,9 @@ _nc_mouse_parse(int runcount)
TR(MY_TRACE,
("_nc_mouse_parse: returning simple mouse event %s at slot %ld",
_tracemouse(prev),
- (long) (prev - events)));
- return (prev->id >= 0)
- ? ((prev->bstate & eventmask) ? TRUE : FALSE)
+ (long) (prev - SP->_mouse_events)));
+ return (prev->id >= NORMAL_EVENT)
+ ? ((prev->bstate & SP->_mouse_mask) ? TRUE : FALSE)
: FALSE;
}
@@ -646,8 +988,8 @@ _nc_mouse_parse(int runcount)
if (_nc_tracing & TRACE_IEVENT) {
_trace_slot("before mouse press/release merge:");
_tracef("_nc_mouse_parse: run starts at %ld, ends at %ld, count %d",
- (long) (runp - events),
- (long) ((eventp - events) + (EV_MAX - 1)) % EV_MAX,
+ (long) (runp - SP->_mouse_events),
+ (long) ((eventp - SP->_mouse_events) + (EV_MAX - 1)) % EV_MAX,
runcount);
}
#endif /* TRACE */
@@ -656,32 +998,27 @@ _nc_mouse_parse(int runcount)
do {
merge = FALSE;
for (ep = runp; (next = NEXT(ep)) != eventp; ep = next) {
+
+#define MASK_CHANGED(x) (!(ep->bstate & MASK_PRESS(x)) \
+ == !(next->bstate & MASK_RELEASE(x)))
+
if (ep->x == next->x && ep->y == next->y
- && (ep->bstate & (BUTTON1_PRESSED | BUTTON2_PRESSED | BUTTON3_PRESSED))
- && (!(ep->bstate & BUTTON1_PRESSED)
- == !(next->bstate & BUTTON1_RELEASED))
- && (!(ep->bstate & BUTTON2_PRESSED)
- == !(next->bstate & BUTTON2_RELEASED))
- && (!(ep->bstate & BUTTON3_PRESSED)
- == !(next->bstate & BUTTON3_RELEASED))
+ && (ep->bstate & BUTTON_PRESSED)
+ && MASK_CHANGED(1)
+ && MASK_CHANGED(2)
+ && MASK_CHANGED(3)
+ && MASK_CHANGED(4)
+#if NCURSES_MOUSE_VERSION == 2
+ && MASK_CHANGED(5)
+#endif
) {
- if ((eventmask & BUTTON1_CLICKED)
- && (ep->bstate & BUTTON1_PRESSED)) {
- ep->bstate &= ~BUTTON1_PRESSED;
- ep->bstate |= BUTTON1_CLICKED;
- merge = TRUE;
- }
- if ((eventmask & BUTTON2_CLICKED)
- && (ep->bstate & BUTTON2_PRESSED)) {
- ep->bstate &= ~BUTTON2_PRESSED;
- ep->bstate |= BUTTON2_CLICKED;
- merge = TRUE;
- }
- if ((eventmask & BUTTON3_CLICKED)
- && (ep->bstate & BUTTON3_PRESSED)) {
- ep->bstate &= ~BUTTON3_PRESSED;
- ep->bstate |= BUTTON3_CLICKED;
- merge = TRUE;
+ for (b = 1; b <= MAX_BUTTONS; ++b) {
+ if ((SP->_mouse_mask & MASK_CLICK(b))
+ && (ep->bstate & MASK_PRESS(b))) {
+ ep->bstate &= ~MASK_PRESS(b);
+ ep->bstate |= MASK_CLICK(b);
+ merge = TRUE;
+ }
}
if (merge)
next->id = INVALID_EVENT;
@@ -694,8 +1031,8 @@ _nc_mouse_parse(int runcount)
if (_nc_tracing & TRACE_IEVENT) {
_trace_slot("before mouse click merge:");
_tracef("_nc_mouse_parse: run starts at %ld, ends at %ld, count %d",
- (long) (runp - events),
- (long) ((eventp - events) + (EV_MAX - 1)) % EV_MAX,
+ (long) (runp - SP->_mouse_events),
+ (long) ((eventp - SP->_mouse_events) + (EV_MAX - 1)) % EV_MAX,
runcount);
}
#endif /* TRACE */
@@ -729,56 +1066,30 @@ _nc_mouse_parse(int runcount)
continue;
/* merge click events forward */
- if ((ep->bstate &
- (BUTTON1_CLICKED | BUTTON2_CLICKED | BUTTON3_CLICKED))
- && (follower->bstate &
- (BUTTON1_CLICKED | BUTTON2_CLICKED | BUTTON3_CLICKED))) {
- if ((eventmask & BUTTON1_DOUBLE_CLICKED)
- && (follower->bstate & BUTTON1_CLICKED)) {
- follower->bstate &= ~BUTTON1_CLICKED;
- follower->bstate |= BUTTON1_DOUBLE_CLICKED;
- merge = TRUE;
- }
- if ((eventmask & BUTTON2_DOUBLE_CLICKED)
- && (follower->bstate & BUTTON2_CLICKED)) {
- follower->bstate &= ~BUTTON2_CLICKED;
- follower->bstate |= BUTTON2_DOUBLE_CLICKED;
- merge = TRUE;
- }
- if ((eventmask & BUTTON3_DOUBLE_CLICKED)
- && (follower->bstate & BUTTON3_CLICKED)) {
- follower->bstate &= ~BUTTON3_CLICKED;
- follower->bstate |= BUTTON3_DOUBLE_CLICKED;
- merge = TRUE;
+ if ((ep->bstate & BUTTON_CLICKED)
+ && (follower->bstate & BUTTON_CLICKED)) {
+ for (b = 1; b <= MAX_BUTTONS; ++b) {
+ if ((SP->_mouse_mask & MASK_DOUBLE_CLICK(b))
+ && (follower->bstate & MASK_CLICK(b))) {
+ follower->bstate &= ~MASK_CLICK(b);
+ follower->bstate |= MASK_DOUBLE_CLICK(b);
+ merge = TRUE;
+ }
}
if (merge)
ep->id = INVALID_EVENT;
}
/* merge double-click events forward */
- if ((ep->bstate &
- (BUTTON1_DOUBLE_CLICKED
- | BUTTON2_DOUBLE_CLICKED
- | BUTTON3_DOUBLE_CLICKED))
- && (follower->bstate &
- (BUTTON1_CLICKED | BUTTON2_CLICKED | BUTTON3_CLICKED))) {
- if ((eventmask & BUTTON1_TRIPLE_CLICKED)
- && (follower->bstate & BUTTON1_CLICKED)) {
- follower->bstate &= ~BUTTON1_CLICKED;
- follower->bstate |= BUTTON1_TRIPLE_CLICKED;
- merge = TRUE;
- }
- if ((eventmask & BUTTON2_TRIPLE_CLICKED)
- && (follower->bstate & BUTTON2_CLICKED)) {
- follower->bstate &= ~BUTTON2_CLICKED;
- follower->bstate |= BUTTON2_TRIPLE_CLICKED;
- merge = TRUE;
- }
- if ((eventmask & BUTTON3_TRIPLE_CLICKED)
- && (follower->bstate & BUTTON3_CLICKED)) {
- follower->bstate &= ~BUTTON3_CLICKED;
- follower->bstate |= BUTTON3_TRIPLE_CLICKED;
- merge = TRUE;
+ if ((ep->bstate & BUTTON_DOUBLE_CLICKED)
+ && (follower->bstate & BUTTON_CLICKED)) {
+ for (b = 1; b <= MAX_BUTTONS; ++b) {
+ if ((SP->_mouse_mask & MASK_TRIPLE_CLICK(b))
+ && (follower->bstate & MASK_CLICK(b))) {
+ follower->bstate &= ~MASK_CLICK(b);
+ follower->bstate |= MASK_TRIPLE_CLICK(b);
+ merge = TRUE;
+ }
}
if (merge)
ep->id = INVALID_EVENT;
@@ -791,8 +1102,8 @@ _nc_mouse_parse(int runcount)
if (_nc_tracing & TRACE_IEVENT) {
_trace_slot("before mouse event queue compaction:");
_tracef("_nc_mouse_parse: run starts at %ld, ends at %ld, count %d",
- (long) (runp - events),
- (long) ((eventp - events) + (EV_MAX - 1)) % EV_MAX,
+ (long) (runp - SP->_mouse_events),
+ (long) ((eventp - SP->_mouse_events) + (EV_MAX - 1)) % EV_MAX,
runcount);
}
#endif /* TRACE */
@@ -802,15 +1113,15 @@ _nc_mouse_parse(int runcount)
* don't match the current event mask.
*/
for (; runcount; prev = PREV(eventp), runcount--)
- if (prev->id == INVALID_EVENT || !(prev->bstate & eventmask)) {
- eventp = prev;
+ if (prev->id == INVALID_EVENT || !(prev->bstate & SP->_mouse_mask)) {
+ SP->_mouse_eventp = eventp = prev;
}
#ifdef TRACE
if (_nc_tracing & TRACE_IEVENT) {
_trace_slot("after mouse event queue compaction:");
_tracef("_nc_mouse_parse: run starts at %ld, ends at %ld, count %d",
- (long) (runp - events),
- (long) ((eventp - events) + (EV_MAX - 1)) % EV_MAX,
+ (long) (runp - SP->_mouse_events),
+ (long) ((eventp - SP->_mouse_events) + (EV_MAX - 1)) % EV_MAX,
runcount);
}
for (ep = runp; ep != eventp; ep = NEXT(ep))
@@ -818,7 +1129,7 @@ _nc_mouse_parse(int runcount)
TR(MY_TRACE,
("_nc_mouse_parse: returning composite mouse event %s at slot %ld",
_tracemouse(ep),
- (long) (ep - events)));
+ (long) (ep - SP->_mouse_events)));
#endif /* TRACE */
/* after all this, do we have a valid event? */
@@ -826,35 +1137,62 @@ _nc_mouse_parse(int runcount)
}
static void
-_nc_mouse_wrap(SCREEN * sp GCC_UNUSED)
+_nc_mouse_wrap(SCREEN *sp GCC_UNUSED)
/* release mouse -- called by endwin() before shellout/exit */
{
TR(MY_TRACE, ("_nc_mouse_wrap() called"));
- switch (mousetype) {
+ switch (SP->_mouse_type) {
case M_XTERM:
- if (eventmask)
+ if (SP->_mouse_mask)
mouse_activate(FALSE);
break;
#if USE_GPM_SUPPORT
/* GPM: pass all mouse events to next client */
case M_GPM:
+ if (SP->_mouse_mask)
+ mouse_activate(FALSE);
+ break;
+#endif
+#if USE_SYSMOUSE
+ case M_SYSMOUSE:
+ mouse_activate(FALSE);
break;
#endif
+ case M_NONE:
+ break;
}
}
static void
-_nc_mouse_resume(SCREEN * sp GCC_UNUSED)
+_nc_mouse_resume(SCREEN *sp GCC_UNUSED)
/* re-connect to mouse -- called by doupdate() after shellout */
{
TR(MY_TRACE, ("_nc_mouse_resume() called"));
- /* xterm: re-enable reporting */
- if (mousetype == M_XTERM && eventmask)
- mouse_activate(TRUE);
+ switch (SP->_mouse_type) {
+ case M_XTERM:
+ /* xterm: re-enable reporting */
+ if (SP->_mouse_mask)
+ mouse_activate(TRUE);
+ break;
- /* GPM: reclaim our event set */
+#if USE_GPM_SUPPORT
+ case M_GPM:
+ /* GPM: reclaim our event set */
+ if (SP->_mouse_mask)
+ mouse_activate(TRUE);
+ break;
+#endif
+
+#if USE_SYSMOUSE
+ case M_SYSMOUSE:
+ mouse_activate(TRUE);
+ break;
+#endif
+ case M_NONE:
+ break;
+ }
}
/**************************************************************************
@@ -869,7 +1207,8 @@ getmouse(MEVENT * aevent)
{
T((T_CALLED("getmouse(%p)"), aevent));
- if (aevent && (mousetype != M_NONE)) {
+ if ((aevent != 0) && (SP != 0) && (SP->_mouse_type != M_NONE)) {
+ MEVENT *eventp = SP->_mouse_eventp;
/* compute the current-event pointer */
MEVENT *prev = PREV(eventp);
@@ -878,7 +1217,7 @@ getmouse(MEVENT * aevent)
TR(TRACE_IEVENT, ("getmouse: returning event %s from slot %ld",
_tracemouse(prev),
- (long) (prev - events)));
+ (long) (prev - SP->_mouse_events)));
prev->id = INVALID_EVENT; /* so the queue slot becomes free */
returnCode(OK);
@@ -890,14 +1229,23 @@ NCURSES_EXPORT(int)
ungetmouse(MEVENT * aevent)
/* enqueue a synthesized mouse event to be seen by the next wgetch() */
{
- /* stick the given event in the next-free slot */
- *eventp = *aevent;
+ int result = ERR;
+
+ T((T_CALLED("ungetmouse(%p)"), aevent));
- /* bump the next-free pointer into the circular list */
- eventp = NEXT(eventp);
+ if (aevent != 0 && SP != 0) {
+ MEVENT *eventp = SP->_mouse_eventp;
- /* push back the notification event on the keyboard queue */
- return ungetch(KEY_MOUSE);
+ /* stick the given event in the next-free slot */
+ *eventp = *aevent;
+
+ /* bump the next-free pointer into the circular list */
+ SP->_mouse_eventp = NEXT(eventp);
+
+ /* push back the notification event on the keyboard queue */
+ result = ungetch(KEY_MOUSE);
+ }
+ returnCode(result);
}
NCURSES_EXPORT(mmask_t)
@@ -906,45 +1254,54 @@ mousemask(mmask_t newmask, mmask_t * oldmask)
{
mmask_t result = 0;
- T((T_CALLED("mousemask(%#lx,%p)"), newmask, oldmask));
+ T((T_CALLED("mousemask(%#lx,%p)"), (unsigned long) newmask, oldmask));
- if (oldmask)
- *oldmask = eventmask;
-
- if (!newmask && !initialized)
- returnCode(0);
-
- _nc_mouse_init();
- if (mousetype != M_NONE) {
- eventmask = newmask &
- (BUTTON_ALT | BUTTON_CTRL | BUTTON_SHIFT
- | BUTTON1_PRESSED | BUTTON1_RELEASED | BUTTON1_CLICKED
- | BUTTON1_DOUBLE_CLICKED | BUTTON1_TRIPLE_CLICKED
- | BUTTON2_PRESSED | BUTTON2_RELEASED | BUTTON2_CLICKED
- | BUTTON2_DOUBLE_CLICKED | BUTTON2_TRIPLE_CLICKED
- | BUTTON3_PRESSED | BUTTON3_RELEASED | BUTTON3_CLICKED
- | BUTTON3_DOUBLE_CLICKED | BUTTON3_TRIPLE_CLICKED);
-
- mouse_activate(eventmask != 0);
-
- result = eventmask;
+ if (SP != 0) {
+ if (oldmask)
+ *oldmask = SP->_mouse_mask;
+
+ if (newmask || SP->_mouse_initialized) {
+ _nc_mouse_init();
+ if (SP->_mouse_type != M_NONE) {
+ result = newmask &
+ (REPORT_MOUSE_POSITION
+ | BUTTON_ALT
+ | BUTTON_CTRL
+ | BUTTON_SHIFT
+ | BUTTON_PRESSED
+ | BUTTON_RELEASED
+ | BUTTON_CLICKED
+ | BUTTON_DOUBLE_CLICKED
+ | BUTTON_TRIPLE_CLICKED);
+
+ mouse_activate((bool) (result != 0));
+
+ SP->_mouse_mask = result;
+ }
+ }
+ } else {
+ if (oldmask)
+ *oldmask = SP->_mouse_mask;
}
-
- returnCode(result);
+ returnBits(result);
}
NCURSES_EXPORT(bool)
wenclose(const WINDOW *win, int y, int x)
/* check to see if given window encloses given screen location */
{
- if (win) {
+ bool result = FALSE;
+
+ T((T_CALLED("wenclose(%p,%d,%d)"), win, y, x));
+
+ if (win != 0) {
y -= win->_yoffset;
- return ((win->_begy <= y &&
- win->_begx <= x &&
- (win->_begx + win->_maxx) >= x &&
- (win->_begy + win->_maxy) >= y) ? TRUE : FALSE);
+ result = ((win->_begy <= y &&
+ win->_begx <= x &&
+ (win->_begx + win->_maxx) >= x &&
+ (win->_begy + win->_maxy) >= y) ? TRUE : FALSE);
}
- return FALSE;
+ returnBool(result);
}
NCURSES_EXPORT(int)
@@ -953,6 +1310,8 @@ mouseinterval(int maxclick)
{
int oldval;
+ T((T_CALLED("mouseinterval(%d)"), maxclick));
+
if (SP != 0) {
oldval = SP->_maxclick;
if (maxclick >= 0)
@@ -961,7 +1320,7 @@ mouseinterval(int maxclick)
oldval = DEFAULT_MAXCLICK;
}
- return (oldval);
+ returnCode(oldval);
}
/* This may be used by other routines to ask for the existence of mouse
@@ -969,15 +1328,16 @@ mouseinterval(int maxclick)
NCURSES_EXPORT(int)
_nc_has_mouse(void)
{
- return (mousetype == M_NONE ? 0 : 1);
+ return (SP->_mouse_type == M_NONE ? 0 : 1);
}
NCURSES_EXPORT(bool)
-wmouse_trafo
-(const WINDOW *win, int *pY, int *pX, bool to_screen)
+wmouse_trafo(const WINDOW *win, int *pY, int *pX, bool to_screen)
{
bool result = FALSE;
+ T((T_CALLED("wmouse_trafo(%p,%p,%p,%d)"), win, pY, pX, to_screen));
+
if (win && pY && pX) {
int y = *pY;
int x = *pX;
@@ -999,7 +1359,5 @@ wmouse_trafo
*pY = y;
}
}
- return (result);
+ returnBool(result);
}
-
-/* lib_mouse.c ends here */