/****************************************************************************
- * Copyright (c) 1998-2013,2014 Free Software Foundation, Inc. *
+ * Copyright 2018-2019,2020 Thomas E. Dickey *
+ * Copyright 1998-2016,2017 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 *
#define CUR SP_TERMTYPE
#endif
-MODULE_ID("$Id: lib_mouse.c,v 1.164 2014/10/25 08:24:23 tom Exp $")
+MODULE_ID("$Id: lib_mouse.c,v 1.187 2020/05/09 23:24:03 tom Exp $")
#include <tic.h>
#define MASK_RESERVED_EVENT(x) (mmask_t) 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)
+
+#if NCURSES_MOUSE_VERSION == 2
#define MAX_BUTTONS 5
+#else
+#define MAX_BUTTONS 11
+#endif
+
#endif
#define INVALID_EVENT -1
char buf[6];
unsigned long ignore;
- strcpy(buf, "\033[M"); /* should be the same as key_mouse */
+ _nc_STRCPY(buf, "\033[M", sizeof(buf)); /* should be the same as key_mouse */
buf[3] = ' ' + (button - 1) + (down ? 0 : 0x40);
buf[4] = ' ' + x - LEFT_COL + 1;
buf[5] = ' ' + y - TOP_ROW + 1;
#if USE_WEAK_SYMBOLS
/* Danger Robinson: do not use dlopen for libgpm if already loaded */
- if ((Gpm_Wgetch)) {
+ if ((Gpm_Wgetch) != 0) {
if (!sp->_mouse_gpm_loaded) {
T(("GPM library was already dlopen'd, not by us"));
}
#endif
/* GPM does printf's without checking if stdout is a terminal */
if (NC_ISATTY(fileno(stdout))) {
- char *list = getenv("NCURSES_GPM_TERMS");
- char *env = getenv("TERM");
+ const char *list = getenv("NCURSES_GPM_TERMS");
+ const char *env = getenv("TERM");
if (list != 0) {
if (env != 0) {
result = _nc_name_match(list, env, "|:");
{
sp->_mouse_gpm_found = FALSE;
if ((sp->_dlopen_gpm = dlopen(LIBGPM_SONAME, my_RTLD)) != 0) {
+#if (defined(__GNUC__) && (__GNUC__ >= 5)) || defined(__clang__)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpedantic"
+#endif
if (GET_DLSYM(gpm_fd) == 0 ||
GET_DLSYM(Gpm_Open) == 0 ||
GET_DLSYM(Gpm_Close) == 0 ||
GET_DLSYM(Gpm_GetEvent) == 0) {
+#if (defined(__GNUC__) && (__GNUC__ >= 5)) || defined(__clang__)
+#pragma GCC diagnostic pop
+#endif
T(("GPM initialization failed: %s", dlerror()));
unload_gpm_library(sp);
} else {
/* OS/2 VIO */
#if USE_EMX_MOUSE
if (!sp->_emxmouse_thread
- && strstr(TerminalOf(sp)->type.term_names, "xterm") == 0
- && key_mouse) {
+ && strstr(SP_TERMTYPE term_names, "xterm") == 0
+ && NonEmpty(key_mouse)) {
int handles[2];
if (pipe(handles) < 0) {
int rc;
if (!sp->_emxmouse_buttons[0]) {
- char *s = getenv("MOUSE_BUTTONS_123");
+ const char *s = getenv("MOUSE_BUTTONS_123");
sp->_emxmouse_buttons[0] = 1;
if (s && strlen(s) >= 3) {
#if USE_SYSMOUSE
{
+ static char dev_tty[] = "/dev/tty";
struct mouse_info the_mouse;
char *the_device = 0;
if (NC_ISATTY(sp->_ifd))
the_device = ttyname(sp->_ifd);
if (the_device == 0)
- the_device = "/dev/tty";
+ the_device = dev_tty;
sp->_mouse_fd = open(the_device, O_RDWR);
CallDriver(sp, td_initmouse);
#else
/* we know how to recognize mouse events under "xterm" */
- if (key_mouse != 0) {
- if (!strcmp(key_mouse, xterm_kmous)
- || strstr(TerminalOf(sp)->type.term_names, "xterm") != 0) {
- init_xterm_mouse(sp);
- }
- } else if (strstr(TerminalOf(sp)->type.term_names, "xterm") != 0) {
+ if (NonEmpty(key_mouse)) {
+ init_xterm_mouse(sp);
+ } else if (strstr(SP_TERMTYPE term_names, "xterm") != 0) {
if (_nc_add_to_try(&(sp->_keytry), xterm_kmous, KEY_MOUSE) == OK)
init_xterm_mouse(sp);
}
/* initialize the mouse */
{
bool result = FALSE;
- int i;
if (sp != 0) {
if (!sp->_mouse_initialized) {
+ int i;
+
sp->_mouse_initialized = TRUE;
TR(MY_TRACE, ("_nc_mouse_init() called"));
do { \
eventp->bstate = MASK_PRESS(n); \
sp->_mouse_bstate |= MASK_PRESS(n); \
- if (kbuf[0] & 0x40) { \
+ if (button & 0x40) { \
eventp->bstate = MASK_RELEASE(n); \
sp->_mouse_bstate &= ~MASK_PRESS(n); \
} \
#else
#define PRESS_POSITION(n) \
do { \
- eventp->bstate = (mmask_t) (sp->_mouse_bstate & MASK_PRESS(n) \
+ eventp->bstate = (mmask_t) ((sp->_mouse_bstate & MASK_PRESS(n)) \
? REPORT_MOUSE_POSITION \
: MASK_PRESS(n)); \
sp->_mouse_bstate |= MASK_PRESS(n); \
break;
case 1:
if (wheel) {
-#if NCURSES_MOUSE_VERSION == 2
+#if NCURSES_MOUSE_VERSION >= 2
eventp->bstate = MASK_PRESS(5);
/* See comment above for button 4 */
#else
decode_X10_bstate(SCREEN *sp, MEVENT * eventp, unsigned intro)
{
bool result;
- int b;
+ int button;
+ int wheel = (intro & 96) == 96;
eventp->bstate = 0;
- if (!handle_wheel(sp, eventp, (int) intro, (intro & 96) == 96)) {
+ if (intro >= 96) {
+ if (intro >= 160) {
+ button = (int) (intro - 152); /* buttons 8-11 */
+ } else if (intro >= 96) {
+ button = (int) (intro - 92); /* buttons 4-7 */
+ }
+ } else {
+ button = (intro & 3);
+ }
+
+ if (button > MAX_BUTTONS) {
+ eventp->bstate = REPORT_MOUSE_POSITION;
+ } else if (!handle_wheel(sp, eventp, (int) intro, wheel)) {
+
/*
* Release events aren't reported for individual buttons, just for
* the button set as a whole. However, because there are normally
* the previous event.
*/
if (sp->_mouse_bstate & BUTTON_PRESSED) {
+ int b;
+
eventp->bstate = BUTTON_RELEASED;
for (b = 1; b <= MAX_BUTTONS; ++b) {
if (!(sp->_mouse_bstate & MASK_PRESS(b)))
static bool
decode_xterm_X10(SCREEN *sp, MEVENT * eventp)
{
- unsigned char kbuf[4];
+#define MAX_KBUF 3
+ unsigned char kbuf[MAX_KBUF + 1];
size_t grabbed;
int res;
bool result;
# endif
_nc_globals.read_thread = pthread_self();
# endif
- for (grabbed = 0; grabbed < 3; grabbed += (size_t) res) {
+ for (grabbed = 0; grabbed < MAX_KBUF; grabbed += (size_t) res) {
/* For VIO mouse we add extra bit 64 to disambiguate button-up. */
res = (int) read(
#else
sp->_ifd,
#endif
- kbuf + grabbed, 3 - grabbed);
+ kbuf + grabbed, (size_t) (MAX_KBUF - (int) grabbed));
if (res == -1)
break;
}
#if USE_PTHREADS_EINTR
_nc_globals.read_thread = 0;
#endif
- kbuf[3] = '\0';
+ kbuf[MAX_KBUF] = '\0';
TR(TRACE_IEVENT,
("_nc_mouse_inline sees the following xterm data: '%s'", kbuf));
size_t grabbed;
size_t limit = (sizeof(kbuf) - 1);
unsigned coords[2];
- int res;
bool result;
coords[0] = 0;
_nc_globals.read_thread = pthread_self();
# endif
for (grabbed = 0; grabbed < limit;) {
+ int res;
res = (int) read(
#if USE_EMX_MOUSE
#else
sp->_ifd,
#endif
- kbuf + grabbed, 1);
+ (kbuf + grabbed), (size_t) 1);
if (res == -1)
break;
grabbed += (size_t) res;
if (grabbed > 1) {
size_t check = 1;
int n;
- int rc;
+
for (n = 0; n < 2; ++n) {
+ int rc;
+
if (check >= grabbed)
break;
rc = _nc_conv_to_utf32(&coords[n], kbuf + check, (unsigned)
{
char kbuf[80]; /* bigger than any possible mouse response */
int grabbed = 0;
- int res;
int ch = 0;
int now = -1;
int marker = 1;
# endif
_nc_globals.read_thread = pthread_self();
# endif
+
do {
+ int res;
+
res = (int) read(
#if USE_EMX_MOUSE
(M_FD(sp) >= 0) ? M_FD(sp) : sp->_ifd,
#else
sp->_ifd,
#endif
- kbuf + grabbed, 1);
+ (kbuf + grabbed), (size_t) 1);
if (res == -1)
break;
- if ((grabbed + 3) >= (int) sizeof(kbuf)) {
+ if ((grabbed + MAX_KBUF) >= (int) sizeof(kbuf)) {
result->nerror++;
break;
}
if (read_SGR(sp, &data)) {
int b = data.params[0];
int b3 = 1 + (b & 3);
+ int wheel = ((b & 64) == 64);
+
+ if (b >= 132) {
+ b3 = MAX_BUTTONS + 1;
+ } else if (b >= 128) {
+ b3 = (b - 120); /* buttons 8-11 */
+ } else if (b >= 64) {
+ b3 = (b - 60); /* buttons 6-7 */
+ }
- result = TRUE;
eventp->id = NORMAL_EVENT;
if (data.final == 'M') {
- (void) handle_wheel(sp, eventp, b, (b & 64) == 64);
+ (void) handle_wheel(sp, eventp, b, wheel);
+ } else if (b3 > MAX_BUTTONS) {
+ eventp->bstate = REPORT_MOUSE_POSITION;
} else {
mmask_t pressed = (mmask_t) NCURSES_MOUSE_MASK(b3, NCURSES_BUTTON_PRESSED);
mmask_t release = (mmask_t) NCURSES_MOUSE_MASK(b3, NCURSES_BUTTON_RELEASED);
eventp->bstate = REPORT_MOUSE_POSITION;
}
}
+ if (b & 4) {
+ eventp->bstate |= BUTTON_SHIFT;
+ }
+ if (b & 8) {
+ eventp->bstate |= BUTTON_ALT;
+ }
+ if (b & 16) {
+ eventp->bstate |= BUTTON_CTRL;
+ }
result = (eventp->bstate & REPORT_MOUSE_POSITION) ? TRUE : FALSE;
eventp->x = (data.params[1] ? (data.params[1] - 1) : 0);
eventp->y = (data.params[2] ? (data.params[2] - 1) : 0);
NCURSES_SP_NAME(getmouse) (NCURSES_SP_DCLx MEVENT * aevent)
{
int result = ERR;
+ MEVENT *eventp;
T((T_CALLED("getmouse(%p,%p)"), (void *) SP_PARM, (void *) aevent));
- if ((aevent != 0) && (SP_PARM != 0) && (SP_PARM->_mouse_type != M_NONE)) {
- MEVENT *eventp = SP_PARM->_mouse_eventp;
+ if ((aevent != 0) &&
+ (SP_PARM != 0) &&
+ (SP_PARM->_mouse_type != M_NONE) &&
+ (eventp = SP_PARM->_mouse_eventp) != 0) {
/* compute the current-event pointer */
MEVENT *prev = PREV(eventp);
NCURSES_SP_NAME(ungetmouse) (NCURSES_SP_DCLx MEVENT * aevent)
{
int result = ERR;
+ MEVENT *eventp;
T((T_CALLED("ungetmouse(%p,%p)"), (void *) SP_PARM, (void *) aevent));
- if (aevent != 0 && SP_PARM != 0) {
- MEVENT *eventp = SP_PARM->_mouse_eventp;
+ if (aevent != 0 &&
+ SP_PARM != 0 &&
+ (eventp = SP_PARM->_mouse_eventp) != 0) {
/* stick the given event in the next-free slot */
*eventp = *aevent;
/* set the mouse event mask */
{
mmask_t result = 0;
- int b;
T((T_CALLED("mousemask(%p,%#lx,%p)"),
(void *) SP_PARM,
if (newmask || SP_PARM->_mouse_initialized) {
_nc_mouse_init(SP_PARM);
+
if (SP_PARM->_mouse_type != M_NONE) {
+ int b;
+
result = newmask &
(REPORT_MOUSE_POSITION
| BUTTON_ALT
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