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Commit | Line | Data |
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45f6c4fd | 1 | #include "config.h" |
2 | ||
4bb1be99 | 3 | #include <sys/types.h> |
4 | ||
139f06bc | 5 | #include <slang.h> |
6fb96a3f | 6 | #include <stdarg.h> |
7 | #include <stdlib.h> | |
4bb1be99 | 8 | #ifdef HAVE_SYS_SELECT_H |
d02ffb49 | 9 | #include <sys/select.h> |
4bb1be99 | 10 | #endif |
e67a6cab | 11 | #include <sys/time.h> |
6fb96a3f | 12 | |
33b9b6eb | 13 | #ifdef USE_GPM |
14 | #include <ctype.h> | |
15 | #include <sys/time.h> /* timeval */ | |
33b9b6eb | 16 | #include <sys/socket.h> /* socket() */ |
17 | #include <sys/un.h> /* struct sockaddr_un */ | |
18 | #include <sys/fcntl.h> /* O_RDONLY */ | |
19 | #include <sys/stat.h> /* stat() */ | |
20 | #include <termios.h> /* winsize */ | |
21 | #include <unistd.h> | |
22 | #include <sys/kd.h> /* KDGETMODE */ | |
23 | #include <signal.h> | |
24 | #include <stdio.h> | |
45f6c4fd | 25 | #endif |
26 | ||
6fb96a3f | 27 | #include "newt.h" |
28 | #include "newt_pr.h" | |
29 | ||
33b9b6eb | 30 | #ifdef USE_GPM |
31 | /*....................................... The connection data structure */ | |
32 | ||
33 | typedef struct Gpm_Connect { | |
34 | unsigned short eventMask, defaultMask; | |
35 | unsigned short minMod, maxMod; | |
36 | int pid; | |
37 | int vc; | |
38 | } Gpm_Connect; | |
39 | ||
40 | /*....................................... Stack struct */ | |
41 | typedef struct Gpm_Stst { | |
42 | Gpm_Connect info; | |
43 | struct Gpm_Stst *next; | |
44 | } Gpm_Stst; | |
45 | ||
46 | enum Gpm_Etype { | |
47 | GPM_MOVE=1, | |
48 | GPM_DRAG=2, /* exactly one of the bare ones is active at a time */ | |
49 | GPM_DOWN=4, | |
50 | GPM_UP= 8, | |
51 | ||
52 | #define GPM_BARE_EVENTS(type) ((type)&(0x0f|GPM_ENTER|GPM_LEAVE)) | |
53 | ||
54 | GPM_SINGLE=16, /* at most one in three is set */ | |
55 | GPM_DOUBLE=32, | |
56 | GPM_TRIPLE=64, /* WARNING: I depend on the values */ | |
57 | ||
58 | GPM_MFLAG=128, /* motion during click? */ | |
59 | GPM_HARD=256, /* if set in the defaultMask, force an already | |
60 | used event to pass over to another handler */ | |
61 | ||
62 | GPM_ENTER=512, /* enter event, user in Roi's */ | |
63 | GPM_LEAVE=1024 /* leave event, used in Roi's */ | |
64 | }; | |
65 | ||
66 | /*....................................... The reported event */ | |
67 | ||
68 | enum Gpm_Margin {GPM_TOP=1, GPM_BOT=2, GPM_LFT=4, GPM_RGT=8}; | |
69 | ||
70 | typedef struct Gpm_Event { | |
71 | unsigned char buttons, modifiers; /* try to be a multiple of 4 */ | |
72 | unsigned short vc; | |
73 | short dx, dy, x, y; | |
74 | enum Gpm_Etype type; | |
75 | int clicks; | |
76 | enum Gpm_Margin margin; | |
77 | } Gpm_Event; | |
78 | ||
79 | static int Gpm_Open(Gpm_Connect *conn, int flag); | |
80 | static int Gpm_Close(void); | |
81 | ||
82 | static int gpm_fd=-1; | |
83 | static int gpm_flag=0; | |
84 | static int gpm_tried=0; | |
85 | Gpm_Stst *gpm_stack=NULL; | |
36ccb508 | 86 | static char *gpm_sock_name=NULL; |
33b9b6eb | 87 | static struct sigaction gpm_saved_suspend_hook; |
88 | static struct sigaction gpm_saved_winch_hook; | |
89 | ||
90 | #define GPM_XTERM_ON | |
91 | #define GPM_XTERM_OFF | |
92 | #define GPM_NODE_DEV "/dev/gpmctl" | |
93 | #define GPM_NODE_CTL GPM_NODE_DEV | |
94 | ||
95 | static inline int putdata(int where, Gpm_Connect *what) | |
96 | { | |
97 | if (write(where,what,sizeof(Gpm_Connect))!=sizeof(Gpm_Connect)) | |
98 | { | |
99 | return -1; | |
100 | } | |
101 | return 0; | |
102 | } | |
103 | ||
104 | static void gpm_winch_hook (int signum) | |
105 | { | |
106 | if (SIG_IGN != gpm_saved_winch_hook.sa_handler && | |
107 | SIG_DFL != gpm_saved_winch_hook.sa_handler) { | |
108 | gpm_saved_winch_hook.sa_handler(signum); | |
109 | } /*if*/ | |
110 | } | |
111 | ||
112 | static void gpm_suspend_hook (int signum) | |
113 | { | |
114 | Gpm_Connect gpm_connect; | |
115 | sigset_t old_sigset; | |
116 | sigset_t new_sigset; | |
117 | struct sigaction sa; | |
118 | int success; | |
119 | ||
120 | sigemptyset (&new_sigset); | |
121 | sigaddset (&new_sigset, SIGTSTP); | |
122 | sigprocmask (SIG_BLOCK, &new_sigset, &old_sigset); | |
123 | ||
124 | /* Open a completely transparent gpm connection */ | |
125 | gpm_connect.eventMask = 0; | |
126 | gpm_connect.defaultMask = ~0; | |
127 | gpm_connect.minMod = ~0; | |
128 | gpm_connect.maxMod = 0; | |
129 | /* cannot do this under xterm, tough */ | |
130 | success = (Gpm_Open (&gpm_connect, 0) >= 0); | |
131 | ||
132 | /* take the default action, whatever it is (probably a stop :) */ | |
133 | sigprocmask (SIG_SETMASK, &old_sigset, 0); | |
134 | sigaction (SIGTSTP, &gpm_saved_suspend_hook, 0); | |
135 | kill (getpid (), SIGTSTP); | |
136 | ||
137 | /* in bardo here */ | |
138 | ||
139 | /* Reincarnation. Prepare for another death early. */ | |
140 | sigemptyset(&sa.sa_mask); | |
141 | sa.sa_handler = gpm_suspend_hook; | |
142 | sa.sa_flags = SA_NOMASK; | |
143 | sigaction (SIGTSTP, &sa, 0); | |
144 | ||
145 | /* Pop the gpm stack by closing the useless connection */ | |
146 | /* but do it only when we know we opened one.. */ | |
147 | if (success) { | |
148 | Gpm_Close (); | |
149 | } /*if*/ | |
150 | } | |
151 | ||
152 | static int Gpm_Open(Gpm_Connect *conn, int flag) | |
153 | { | |
154 | char tty[32]; | |
155 | char *term; | |
156 | int i; | |
157 | struct sockaddr_un addr; | |
158 | Gpm_Stst *new; | |
33b9b6eb | 159 | |
160 | /*....................................... First of all, check xterm */ | |
161 | ||
162 | if ((term=(char *)getenv("TERM")) && !strncmp(term,"xterm",5)) | |
163 | { | |
164 | if (gpm_tried) return gpm_fd; /* no stack */ | |
165 | gpm_fd=-2; | |
166 | GPM_XTERM_ON; | |
167 | gpm_flag=1; | |
168 | return gpm_fd; | |
169 | } | |
170 | /*....................................... No xterm, go on */ | |
171 | ||
172 | ||
173 | /* | |
174 | * So I chose to use the current tty, instead of /dev/console, which | |
175 | * has permission problems. (I am fool, and my console is | |
176 | * readable/writeable by everybody. | |
177 | * | |
178 | * However, making this piece of code work has been a real hassle. | |
179 | */ | |
180 | ||
181 | if (!gpm_flag && gpm_tried) return -1; | |
182 | gpm_tried=1; /* do or die */ | |
183 | ||
184 | new=malloc(sizeof(Gpm_Stst)); | |
185 | if (!new) return -1; | |
186 | ||
187 | new->next=gpm_stack; | |
188 | gpm_stack=new; | |
189 | ||
190 | conn->pid=getpid(); /* fill obvious values */ | |
191 | ||
192 | if (new->next) | |
193 | conn->vc=new->next->info.vc; /* inherit */ | |
194 | else | |
195 | { | |
196 | conn->vc=0; /* default handler */ | |
197 | if (flag>0) | |
198 | { /* forced vc number */ | |
199 | conn->vc=flag; | |
200 | sprintf(tty,"/dev/tty%i",flag); | |
201 | } | |
202 | else if (flag==0) /* use your current vc */ | |
203 | { | |
204 | char *t = ttyname(0); /* stdin */ | |
205 | if (!t) t = ttyname(1); /* stdout */ | |
206 | if (!t) goto err; | |
207 | strcpy(tty,t); | |
208 | if (strncmp(tty,"/dev/tty",8) || !isdigit(tty[8])) | |
209 | goto err; | |
210 | conn->vc=atoi(tty+8); | |
211 | } | |
212 | else /* a default handler -- use console */ | |
213 | sprintf(tty,"/dev/tty0"); | |
214 | ||
215 | } | |
216 | ||
217 | new->info=*conn; | |
218 | ||
219 | /*....................................... Connect to the control socket */ | |
220 | ||
221 | if (!(gpm_flag++)) | |
222 | { | |
223 | ||
224 | if ( (gpm_fd=socket(AF_UNIX,SOCK_STREAM,0))<0 ) | |
225 | { | |
226 | goto err; | |
227 | } | |
228 | ||
229 | bzero((char *)&addr,sizeof(addr)); | |
230 | addr.sun_family=AF_UNIX; | |
36ccb508 | 231 | if (!(gpm_sock_name = tempnam (0, "gpm"))) { |
33b9b6eb | 232 | goto err; |
233 | } /*if*/ | |
36ccb508 | 234 | strncpy (addr.sun_path, gpm_sock_name, sizeof (addr.sun_path)); |
33b9b6eb | 235 | if (bind (gpm_fd, (struct sockaddr*)&addr, |
236 | sizeof (addr.sun_family) + strlen (addr.sun_path))==-1) { | |
237 | goto err; | |
238 | } /*if*/ | |
239 | ||
240 | bzero((char *)&addr,sizeof(addr)); | |
241 | addr.sun_family=AF_UNIX; | |
242 | strcpy(addr.sun_path, GPM_NODE_CTL); | |
243 | i=sizeof(addr.sun_family)+strlen(GPM_NODE_CTL); | |
244 | ||
245 | if ( connect(gpm_fd,(struct sockaddr *)(&addr),i)<0 ) | |
246 | { | |
247 | struct stat stbuf; | |
248 | ||
249 | /* | |
250 | * Well, try to open a chr device called /dev/gpmctl. This should | |
251 | * be forward-compatible with a kernel server | |
252 | */ | |
253 | close(gpm_fd); /* the socket */ | |
254 | if ((gpm_fd=open(GPM_NODE_DEV,O_RDWR))==-1) { | |
255 | goto err; | |
256 | } /*if*/ | |
257 | if (fstat(gpm_fd,&stbuf)==-1 || (stbuf.st_mode&S_IFMT)!=S_IFCHR) | |
258 | goto err; | |
259 | } | |
260 | } | |
261 | /*....................................... Put your data */ | |
262 | ||
263 | if (putdata(gpm_fd,conn)!=-1) | |
264 | { | |
265 | /* itz Wed Dec 16 23:22:16 PST 1998 use sigaction, the old | |
266 | code caused a signal loop under XEmacs */ | |
267 | struct sigaction sa; | |
268 | sigemptyset(&sa.sa_mask); | |
269 | ||
270 | #if (defined(SIGWINCH)) | |
271 | /* And the winch hook .. */ | |
272 | sa.sa_handler = gpm_winch_hook; | |
273 | sa.sa_flags = 0; | |
274 | sigaction(SIGWINCH, &sa, &gpm_saved_winch_hook); | |
275 | #endif | |
276 | ||
277 | #if (defined(SIGTSTP)) | |
278 | if (gpm_flag == 1) { | |
279 | /* Install suspend hook */ | |
280 | sa.sa_handler = SIG_IGN; | |
281 | sigaction(SIGTSTP, &sa, &gpm_saved_suspend_hook); | |
282 | ||
283 | /* if signal was originally ignored, job control is not supported */ | |
284 | if (gpm_saved_suspend_hook.sa_handler != SIG_IGN) { | |
285 | sa.sa_flags = SA_NOMASK; | |
286 | sa.sa_handler = gpm_suspend_hook; | |
287 | sigaction(SIGTSTP, &sa, 0); | |
288 | } /*if*/ | |
289 | } /*if*/ | |
290 | #endif | |
291 | ||
292 | } /*if*/ | |
293 | return gpm_fd; | |
294 | ||
295 | /*....................................... Error: free all memory */ | |
296 | err: | |
297 | do | |
298 | { | |
299 | new=gpm_stack->next; | |
300 | free(gpm_stack); | |
301 | gpm_stack=new; | |
302 | } | |
303 | while(gpm_stack); | |
304 | if (gpm_fd>=0) close(gpm_fd); | |
36ccb508 ML |
305 | if (gpm_sock_name) { |
306 | unlink(gpm_sock_name); | |
307 | free(gpm_sock_name); | |
308 | gpm_sock_name = NULL; | |
33b9b6eb | 309 | } /*if*/ |
310 | gpm_flag=0; | |
9a3aad92 | 311 | gpm_fd=-1; |
33b9b6eb | 312 | return -1; |
313 | } | |
314 | ||
315 | /*-------------------------------------------------------------------*/ | |
316 | static int Gpm_Close(void) | |
317 | { | |
318 | Gpm_Stst *next; | |
319 | ||
320 | gpm_tried=0; /* reset the error flag for next time */ | |
321 | if (gpm_fd==-2) /* xterm */ | |
322 | GPM_XTERM_OFF; | |
323 | else /* linux */ | |
324 | { | |
325 | if (!gpm_flag) return 0; | |
326 | next=gpm_stack->next; | |
327 | free(gpm_stack); | |
328 | gpm_stack=next; | |
329 | if (next) | |
330 | putdata(gpm_fd,&(next->info)); | |
331 | ||
332 | if (--gpm_flag) return -1; | |
333 | } | |
334 | ||
335 | if (gpm_fd>=0) close(gpm_fd); | |
336 | gpm_fd=-1; | |
36ccb508 ML |
337 | if (gpm_sock_name) { |
338 | unlink(gpm_sock_name); | |
339 | free(gpm_sock_name); | |
340 | gpm_sock_name = NULL; | |
341 | } | |
33b9b6eb | 342 | #ifdef SIGTSTP |
343 | sigaction(SIGTSTP, &gpm_saved_suspend_hook, 0); | |
344 | #endif | |
345 | #ifdef SIGWINCH | |
346 | sigaction(SIGWINCH, &gpm_saved_winch_hook, 0); | |
347 | #endif | |
348 | return 0; | |
349 | } | |
350 | ||
351 | /*-------------------------------------------------------------------*/ | |
352 | static int Gpm_GetEvent(Gpm_Event *event) | |
353 | { | |
354 | int count; | |
355 | ||
356 | if (!gpm_flag) return 0; | |
357 | ||
358 | if ((count=read(gpm_fd,event,sizeof(Gpm_Event)))!=sizeof(Gpm_Event)) | |
359 | { | |
360 | if (count==0) | |
361 | { | |
362 | Gpm_Close(); | |
363 | return 0; | |
364 | } | |
365 | return -1; | |
366 | } | |
367 | return 1; | |
368 | } | |
369 | #endif | |
370 | ||
f5daa14e | 371 | /**************************************************************************** |
45f6c4fd | 372 | These forms handle vertical scrolling of components with a height of 1 |
373 | ||
f5daa14e | 374 | Horizontal scrolling won't work, and scrolling large widgets will fail |
375 | miserably. It shouldn't be too hard to fix either of those if anyone | |
376 | cares to. I only use scrolling for listboxes and text boxes though so | |
377 | I didn't bother. | |
378 | *****************************************************************************/ | |
379 | ||
380 | struct element { | |
5c72fb03 | 381 | newtComponent co; |
f5daa14e | 382 | }; |
383 | ||
d02ffb49 | 384 | struct fdInfo { |
385 | int fd; | |
386 | int flags; | |
387 | }; | |
388 | ||
c4827b34 | 389 | struct form { |
6fb96a3f | 390 | int numCompsAlloced; |
f5daa14e | 391 | struct element * elements; |
6fb96a3f | 392 | int numComps; |
393 | int currComp; | |
8c4e1047 | 394 | int fixedHeight; |
02b180e8 | 395 | int flags; |
f5daa14e | 396 | int vertOffset; |
02b180e8 | 397 | newtComponent vertBar, exitComp; |
d4109c37 | 398 | const char * help; |
f1f3611f | 399 | int numRows; |
da151ca8 | 400 | int * hotKeys; |
401 | int numHotKeys; | |
8f4e87fc | 402 | int background; |
d02ffb49 | 403 | int numFds; |
404 | struct fdInfo * fds; | |
405 | int maxFd; | |
e67a6cab | 406 | int timer; /* in milliseconds */ |
407 | struct timeval lastTimeout; | |
72b71fa6 | 408 | void * helpTag; |
409 | newtCallback helpCb; | |
6fb96a3f | 410 | }; |
411 | ||
c4827b34 | 412 | static void gotoComponent(struct form * form, int newComp); |
413 | static struct eventResult formEvent(newtComponent co, struct event ev); | |
434c766b | 414 | static struct eventResult sendEvent(newtComponent comp, struct event ev); |
8f52cd47 | 415 | static void formPlace(newtComponent co, int left, int top); |
c4827b34 | 416 | |
72b71fa6 | 417 | /* Global, ick */ |
418 | static newtCallback helpCallback; | |
419 | ||
8f52cd47 | 420 | /* this isn't static as grid.c tests against it to find forms */ |
421 | struct componentOps formOps = { | |
8b68158d | 422 | newtDrawForm, |
c4827b34 | 423 | formEvent, |
424 | newtFormDestroy, | |
8f52cd47 | 425 | formPlace, |
426 | newtDefaultMappedHandler, | |
c4827b34 | 427 | } ; |
428 | ||
0593cb33 ML |
429 | int needResize = 0; |
430 | ||
f5daa14e | 431 | static inline int componentFits(newtComponent co, int compNum) { |
432 | struct form * form = co->data; | |
433 | struct element * el = form->elements + compNum; | |
434 | ||
5c72fb03 ML |
435 | if (co->top > el->co->top) |
436 | return 0; | |
437 | if (co->top + co->height < el->co->top + el->co->height) | |
438 | return 0; | |
f5daa14e | 439 | |
440 | return 1; | |
441 | } | |
442 | ||
72b71fa6 | 443 | newtComponent newtForm(newtComponent vertBar, void * help, int flags) { |
c4827b34 | 444 | newtComponent co; |
445 | struct form * form; | |
446 | ||
447 | co = malloc(sizeof(*co)); | |
448 | form = malloc(sizeof(*form)); | |
449 | co->data = form; | |
450 | co->width = 0; | |
451 | co->height = 0; | |
452 | co->top = -1; | |
453 | co->left = -1; | |
3da9c9a2 | 454 | co->isMapped = 0; |
c4827b34 | 455 | |
6f481af2 | 456 | co->takesFocus = 0; /* we may have 0 components */ |
c4827b34 | 457 | co->ops = &formOps; |
c101e99e | 458 | co->destroyCallback = NULL; |
6fb96a3f | 459 | |
02b180e8 | 460 | form->help = help; |
461 | form->flags = flags; | |
6fb96a3f | 462 | form->numCompsAlloced = 5; |
463 | form->numComps = 0; | |
464 | form->currComp = -1; | |
f5daa14e | 465 | form->vertOffset = 0; |
8c4e1047 | 466 | form->fixedHeight = 0; |
f1f3611f | 467 | form->numRows = 0; |
d02ffb49 | 468 | form->numFds = 0; |
469 | form->maxFd = 0; | |
470 | form->fds = NULL; | |
f5daa14e | 471 | form->elements = malloc(sizeof(*(form->elements)) * form->numCompsAlloced); |
6fb96a3f | 472 | |
8f4e87fc | 473 | form->background = COLORSET_WINDOW; |
da151ca8 | 474 | form->hotKeys = malloc(sizeof(int)); |
475 | form->numHotKeys = 0; | |
73390860 | 476 | form->timer = 0; |
477 | form->lastTimeout.tv_sec = form->lastTimeout.tv_usec = 0; | |
4a93351d | 478 | if (!(form->flags & NEWT_FLAG_NOF12)) { |
6f481af2 | 479 | newtFormAddHotKey(co, NEWT_KEY_F12); |
da151ca8 | 480 | } |
481 | ||
02b180e8 | 482 | if (vertBar) |
6f481af2 | 483 | form->vertBar = vertBar; |
f1f3611f | 484 | else |
6f481af2 | 485 | form->vertBar = NULL; |
f1f3611f | 486 | |
72b71fa6 | 487 | form->helpTag = help; |
488 | form->helpCb = helpCallback; | |
489 | ||
c4827b34 | 490 | return co; |
6fb96a3f | 491 | } |
492 | ||
2a2998a0 | 493 | newtComponent newtFormGetCurrent(newtComponent co) { |
494 | struct form * form = co->data; | |
495 | ||
d78245ab | 496 | if (form->currComp == -1) return 0; |
2a2998a0 | 497 | return form->elements[form->currComp].co; |
498 | } | |
499 | ||
5c72fb03 ML |
500 | static void formScroll(newtComponent co, int delta) { |
501 | struct form * form = co->data; | |
502 | struct element * el; | |
503 | int i, newVertOffset = form->vertOffset + delta; | |
504 | ||
505 | if (newVertOffset < 0) | |
506 | newVertOffset = 0; | |
507 | if (newVertOffset > form->numRows - co->height) | |
508 | newVertOffset = form->numRows - co->height; | |
509 | ||
510 | delta = newVertOffset - form->vertOffset; | |
511 | form->vertOffset = newVertOffset; | |
512 | ||
513 | for (i = 0, el = form->elements; i < form->numComps; i++, el++) { | |
514 | if (el->co == form->vertBar) | |
515 | continue; | |
516 | el->co->ops->place(el->co, el->co->left, el->co->top - delta); | |
517 | } | |
518 | } | |
519 | ||
7f72e4ef DW |
520 | int newtFormGetScrollPosition(newtComponent co) { |
521 | struct form * form = co->data; | |
522 | ||
523 | return form->vertOffset; | |
524 | } | |
525 | ||
526 | void newtFormSetScrollPosition(newtComponent co, int position) { | |
527 | struct form * form = co->data; | |
528 | ||
529 | if (form->numRows == 0) | |
530 | newtFormSetSize(co); | |
531 | formScroll(co, position - form->vertOffset); | |
532 | } | |
533 | ||
7ea3dccd | 534 | void newtFormSetCurrent(newtComponent co, newtComponent subco) { |
535 | struct form * form = co->data; | |
536 | int i, new; | |
537 | ||
538 | for (i = 0; i < form->numComps; i++) { | |
6f481af2 | 539 | if (form->elements[i].co == subco) break; |
7ea3dccd | 540 | } |
541 | ||
542 | if (form->elements[i].co != subco) return; | |
543 | new = i; | |
544 | ||
3da9c9a2 | 545 | if (co->isMapped && !componentFits(co, new)) { |
6f481af2 | 546 | gotoComponent(form, -1); |
5c72fb03 | 547 | formScroll(co, form->elements[new].co->top - co->top - 1); |
7ea3dccd | 548 | } |
549 | ||
550 | gotoComponent(form, new); | |
551 | } | |
552 | ||
e67a6cab | 553 | void newtFormSetTimer(newtComponent co, int millisecs) { |
554 | struct form * form = co->data; | |
555 | ||
556 | form->timer = millisecs; | |
73390860 | 557 | form->lastTimeout.tv_usec = 0; |
558 | form->lastTimeout.tv_sec = 0; | |
e67a6cab | 559 | } |
560 | ||
8c4e1047 | 561 | void newtFormSetHeight(newtComponent co, int height) { |
f5daa14e | 562 | struct form * form = co->data; |
563 | ||
8c4e1047 | 564 | form->fixedHeight = 1; |
f5daa14e | 565 | co->height = height; |
566 | } | |
567 | ||
ea947804 | 568 | void newtFormSetWidth(newtComponent co, int width) { |
569 | co->width = width; | |
570 | } | |
571 | ||
c4827b34 | 572 | void newtFormAddComponent(newtComponent co, newtComponent newco) { |
573 | struct form * form = co->data; | |
6fb96a3f | 574 | |
8f52cd47 | 575 | co->takesFocus = 1; |
576 | ||
6fb96a3f | 577 | if (form->numCompsAlloced == form->numComps) { |
6f481af2 | 578 | form->numCompsAlloced += 5; |
579 | form->elements = realloc(form->elements, | |
580 | sizeof(*(form->elements)) * form->numCompsAlloced); | |
6fb96a3f | 581 | } |
582 | ||
f5daa14e | 583 | form->elements[form->numComps].co = newco; |
f1f3611f | 584 | |
585 | if (newco->takesFocus && form->currComp == -1) | |
6f481af2 | 586 | form->currComp = form->numComps; |
f1f3611f | 587 | |
f5daa14e | 588 | form->numComps++; |
6fb96a3f | 589 | } |
590 | ||
c4827b34 | 591 | void newtFormAddComponents(newtComponent co, ...) { |
6fb96a3f | 592 | va_list ap; |
c4827b34 | 593 | newtComponent subco; |
6fb96a3f | 594 | |
c4827b34 | 595 | va_start(ap, co); |
6fb96a3f | 596 | |
c4827b34 | 597 | while ((subco = va_arg(ap, newtComponent))) |
6f481af2 | 598 | newtFormAddComponent(co, subco); |
45f6c4fd | 599 | |
6fb96a3f | 600 | va_end(ap); |
601 | } | |
602 | ||
8f52cd47 | 603 | static void formPlace(newtComponent co, int left, int top) { |
604 | struct form * form = co->data; | |
605 | int vertDelta, horizDelta; | |
606 | struct element * el; | |
607 | int i; | |
608 | ||
8f52cd47 | 609 | vertDelta = top - co->top; |
610 | horizDelta = left - co->left; | |
611 | co->top = top; | |
612 | co->left = left; | |
613 | ||
614 | for (i = 0, el = form->elements; i < form->numComps; i++, el++) { | |
5c72fb03 ML |
615 | el->co->ops->place(el->co, el->co->left + horizDelta, |
616 | el->co->top + vertDelta); | |
8f52cd47 | 617 | } |
618 | } | |
619 | ||
8b68158d | 620 | void newtDrawForm(newtComponent co) { |
c4827b34 | 621 | struct form * form = co->data; |
f5daa14e | 622 | struct element * el; |
6fb96a3f | 623 | int i; |
6fb96a3f | 624 | |
3da9c9a2 | 625 | newtFormSetSize(co); |
626 | ||
8f4e87fc | 627 | SLsmg_set_color(form->background); |
a1331450 | 628 | newtClearBox(co->left, co->top, co->width, co->height); |
7ff5fd71 | 629 | |
f5daa14e | 630 | for (i = 0, el = form->elements; i < form->numComps; i++, el++) { |
5c72fb03 ML |
631 | /* only draw it if it'll fit on the screen vertically |
632 | (the scrollbar *always* fits somewhere) */ | |
633 | if (el->co == form->vertBar || componentFits(co, i)) { | |
6f481af2 | 634 | el->co->ops->mapped(el->co, 1); |
635 | el->co->ops->draw(el->co); | |
636 | } else { | |
5c72fb03 | 637 | el->co->ops->mapped(el->co, 0); |
6f481af2 | 638 | } |
6fb96a3f | 639 | } |
f1f3611f | 640 | |
641 | if (form->vertBar) | |
6f481af2 | 642 | newtScrollbarSet(form->vertBar, form->vertOffset, |
643 | form->numRows - co->height); | |
c4827b34 | 644 | } |
6fb96a3f | 645 | |
c4827b34 | 646 | static struct eventResult formEvent(newtComponent co, struct event ev) { |
647 | struct form * form = co->data; | |
f5daa14e | 648 | newtComponent subco = form->elements[form->currComp].co; |
d1a682d1 | 649 | int new, wrap = 0; |
c4827b34 | 650 | struct eventResult er; |
d1a682d1 | 651 | int dir = 0, page = 0; |
45f6c4fd | 652 | int i, num, found; |
653 | struct element * el; | |
6fb96a3f | 654 | |
c4827b34 | 655 | er.result = ER_IGNORED; |
8f52cd47 | 656 | if (!form->numComps) return er; |
657 | ||
d78245ab | 658 | if (form->currComp == -1) return er; |
6fb96a3f | 659 | |
434c766b | 660 | switch (ev.when) { |
661 | case EV_EARLY: | |
6f481af2 | 662 | if (ev.event == EV_KEYPRESS) { |
663 | if (ev.u.key == NEWT_KEY_TAB) { | |
664 | er.result = ER_SWALLOWED; | |
665 | dir = 1; | |
666 | wrap = 1; | |
667 | } else if (ev.u.key == NEWT_KEY_UNTAB) { | |
668 | er.result = ER_SWALLOWED; | |
669 | dir = -1; | |
670 | wrap = 1; | |
671 | } | |
672 | } | |
673 | ||
674 | if (form->numComps) { | |
675 | i = form->currComp; | |
676 | num = 0; | |
677 | while (er.result == ER_IGNORED && num != form->numComps ) { | |
678 | er = form->elements[i].co->ops->event(form->elements[i].co, ev); | |
679 | ||
680 | num++; | |
681 | i++; | |
682 | if (i == form->numComps) i = 0; | |
683 | } | |
684 | } | |
685 | ||
686 | break; | |
45f6c4fd | 687 | |
434c766b | 688 | case EV_NORMAL: |
6f481af2 | 689 | if (ev.event == EV_MOUSE) { |
690 | found = 0; | |
691 | for (i = 0, el = form->elements; i < form->numComps; i++, el++) { | |
692 | if ((el->co->top <= ev.u.mouse.y) && | |
693 | (el->co->top + el->co->height > ev.u.mouse.y) && | |
694 | (el->co->left <= ev.u.mouse.x) && | |
695 | (el->co->left + el->co->width > ev.u.mouse.x)) { | |
696 | found = 1; | |
697 | if (el->co->takesFocus) { | |
698 | gotoComponent(form, i); | |
699 | subco = form->elements[form->currComp].co; | |
700 | } | |
701 | } | |
702 | /* If we did not find a co to send this event to, we | |
703 | should just swallow the event here. */ | |
704 | } | |
705 | if (!found) { | |
706 | er.result = ER_SWALLOWED; | |
707 | ||
708 | return er; | |
709 | } | |
710 | } | |
711 | er = subco->ops->event(subco, ev); | |
712 | switch (er.result) { | |
713 | case ER_NEXTCOMP: | |
714 | er.result = ER_SWALLOWED; | |
715 | dir = 1; | |
716 | break; | |
717 | ||
718 | case ER_EXITFORM: | |
719 | form->exitComp = subco; | |
720 | break; | |
721 | ||
722 | default: | |
723 | break; | |
724 | } | |
725 | break; | |
434c766b | 726 | |
727 | case EV_LATE: | |
6f481af2 | 728 | er = subco->ops->event(subco, ev); |
729 | ||
730 | if (er.result == ER_IGNORED) { | |
731 | switch (ev.u.key) { | |
732 | case NEWT_KEY_UP: | |
733 | case NEWT_KEY_LEFT: | |
734 | case NEWT_KEY_BKSPC: | |
735 | er.result = ER_SWALLOWED; | |
736 | dir = -1; | |
737 | break; | |
738 | ||
739 | case NEWT_KEY_DOWN: | |
740 | case NEWT_KEY_RIGHT: | |
741 | er.result = ER_SWALLOWED; | |
742 | dir = 1; | |
743 | break; | |
744 | ||
745 | case NEWT_KEY_PGUP: | |
746 | er.result = ER_SWALLOWED; | |
747 | dir = -1; | |
748 | page = 1; | |
749 | break; | |
750 | ||
751 | case NEWT_KEY_PGDN: | |
752 | er.result = ER_SWALLOWED; | |
753 | dir = 1; | |
754 | page = 1; | |
755 | break; | |
756 | } | |
757 | } | |
c4827b34 | 758 | } |
6fb96a3f | 759 | |
f5daa14e | 760 | if (dir) { |
6f481af2 | 761 | new = form->currComp; |
762 | ||
763 | if (page) { | |
764 | new += dir * co->height; | |
765 | if (new < 0) | |
766 | new = 0; | |
767 | else if (new >= form->numComps) | |
768 | new = (form->numComps - 1); | |
769 | ||
cf69773e ML |
770 | while (!form->elements[new].co->takesFocus && |
771 | new - dir >= 0 && new - dir < form->numComps) | |
772 | new -= dir; | |
6f481af2 | 773 | } else { |
774 | do { | |
775 | new += dir; | |
776 | ||
777 | if (wrap) { | |
778 | if (new < 0) | |
779 | new = form->numComps - 1; | |
780 | else if (new >= form->numComps) | |
781 | new = 0; | |
cf69773e ML |
782 | if (new == form->currComp) |
783 | /* back where we started */ | |
784 | return er; | |
6f481af2 | 785 | } else if (new < 0 || new >= form->numComps) |
786 | return er; | |
787 | } while (!form->elements[new].co->takesFocus); | |
788 | } | |
789 | ||
790 | /* make sure this component is visible */ | |
791 | if (!componentFits(co, new)) { | |
5c72fb03 ML |
792 | int vertDelta; |
793 | ||
6f481af2 | 794 | gotoComponent(form, -1); |
795 | ||
796 | if (dir < 0) { | |
797 | /* make the new component the first one */ | |
5c72fb03 | 798 | vertDelta = form->elements[new].co->top - co->top; |
6f481af2 | 799 | } else { |
800 | /* make the new component the last one */ | |
5c72fb03 | 801 | vertDelta = (form->elements[new].co->top + |
6f481af2 | 802 | form->elements[new].co->height) - |
803 | (co->top + co->height); | |
804 | } | |
805 | ||
5c72fb03 | 806 | formScroll(co, vertDelta); |
6f481af2 | 807 | newtDrawForm(co); |
808 | } | |
809 | ||
810 | gotoComponent(form, new); | |
811 | er.result = ER_SWALLOWED; | |
c4827b34 | 812 | } |
6fb96a3f | 813 | |
c4827b34 | 814 | return er; |
6fb96a3f | 815 | } |
816 | ||
c101e99e RJ |
817 | /* Destroy a component. Components which have been added to a form |
818 | * are destroyed when the form is destroyed; this is just for the | |
819 | * (rare) case of components which for whatever reason weren't added | |
820 | * to a form. | |
821 | */ | |
822 | void newtComponentDestroy(newtComponent co) { | |
823 | /* If the user registered a destroy callback for this component, | |
824 | * now is a good time to call it. | |
825 | */ | |
826 | if (co->destroyCallback) | |
827 | co->destroyCallback(co, co->destroyCallbackData); | |
828 | ||
829 | if (co->ops->destroy) { | |
830 | co->ops->destroy(co); | |
831 | } else { | |
832 | if (co->data) free(co->data); | |
833 | free(co); | |
834 | } | |
835 | } | |
836 | ||
6fb96a3f | 837 | /* this also destroys all of the components on the form */ |
c4827b34 | 838 | void newtFormDestroy(newtComponent co) { |
c4827b34 | 839 | newtComponent subco; |
840 | struct form * form = co->data; | |
f1f3611f | 841 | int i; |
6fb96a3f | 842 | |
843 | /* first, destroy all of the components */ | |
844 | for (i = 0; i < form->numComps; i++) { | |
6f481af2 | 845 | subco = form->elements[i].co; |
c101e99e | 846 | newtComponentDestroy(subco); |
6fb96a3f | 847 | } |
848 | ||
4e61f5db | 849 | if (form->hotKeys) free(form->hotKeys); |
850 | ||
f5daa14e | 851 | free(form->elements); |
6fb96a3f | 852 | free(form); |
c4827b34 | 853 | free(co); |
854 | } | |
855 | ||
856 | newtComponent newtRunForm(newtComponent co) { | |
da151ca8 | 857 | struct newtExitStruct es; |
858 | ||
859 | newtFormRun(co, &es); | |
860 | if (es.reason == NEWT_EXIT_HOTKEY) { | |
6f481af2 | 861 | if (es.u.key == NEWT_KEY_F12) { |
862 | es.reason = NEWT_EXIT_COMPONENT; | |
863 | es.u.co = co; | |
864 | } else { | |
865 | return NULL; | |
866 | } | |
b8b8a86f ML |
867 | } else if (es.reason == NEWT_EXIT_ERROR) |
868 | return NULL; | |
da151ca8 | 869 | |
870 | return es.u.co; | |
871 | } | |
872 | ||
873 | void newtFormAddHotKey(newtComponent co, int key) { | |
874 | struct form * form = co->data; | |
875 | ||
876 | form->numHotKeys++; | |
877 | form->hotKeys = realloc(form->hotKeys, sizeof(int) * form->numHotKeys); | |
878 | form->hotKeys[form->numHotKeys - 1] = key; | |
879 | } | |
880 | ||
3da9c9a2 | 881 | void newtFormSetSize(newtComponent co) { |
f7540d34 | 882 | struct form * form = co->data; |
21150df5 | 883 | int delta, i, first; |
f7540d34 | 884 | struct element * el; |
885 | ||
21150df5 | 886 | form->numRows = 0; |
8f52cd47 | 887 | |
f7540d34 | 888 | co->width = 0; |
3da9c9a2 | 889 | if (!form->fixedHeight) co->height = 0; |
890 | ||
35d6a6ab ML |
891 | co->top = -1; |
892 | co->left = -1; | |
21150df5 | 893 | first = 1; |
35d6a6ab | 894 | |
f7540d34 | 895 | for (i = 0, el = form->elements; i < form->numComps; i++, el++) { |
6f481af2 | 896 | if (el->co->ops == &formOps) |
897 | newtFormSetSize(el->co); | |
35d6a6ab ML |
898 | else if (el->co == form->vertBar) |
899 | continue; | |
900 | ||
21150df5 | 901 | if (first) { |
35d6a6ab ML |
902 | co->top = el->co->top; |
903 | co->left = el->co->left; | |
21150df5 | 904 | first = 0; |
35d6a6ab | 905 | } |
6f481af2 | 906 | |
6f481af2 | 907 | if (co->left > el->co->left) { |
908 | delta = co->left - el->co->left; | |
909 | co->left -= delta; | |
910 | co->width += delta; | |
911 | } | |
912 | ||
913 | if (co->top > el->co->top) { | |
914 | delta = co->top - el->co->top; | |
915 | co->top -= delta; | |
35d6a6ab | 916 | form->numRows += delta; |
6f481af2 | 917 | if (!form->fixedHeight) |
918 | co->height += delta; | |
919 | } | |
920 | ||
921 | if ((co->left + co->width) < (el->co->left + el->co->width)) | |
922 | co->width = (el->co->left + el->co->width) - co->left; | |
923 | ||
924 | if (!form->fixedHeight) { | |
925 | if ((co->top + co->height) < (el->co->top + el->co->height)) | |
926 | co->height = (el->co->top + el->co->height) - co->top; | |
927 | } | |
928 | ||
929 | if ((el->co->top + el->co->height - co->top) > form->numRows) { | |
930 | form->numRows = el->co->top + el->co->height - co->top; | |
931 | } | |
f7540d34 | 932 | } |
5c72fb03 ML |
933 | |
934 | co->top += form->vertOffset; | |
f7540d34 | 935 | } |
936 | ||
da151ca8 | 937 | void newtFormRun(newtComponent co, struct newtExitStruct * es) { |
c4827b34 | 938 | struct form * form = co->data; |
939 | struct event ev; | |
940 | struct eventResult er; | |
45f6c4fd | 941 | int key, i, max; |
da151ca8 | 942 | int done = 0; |
d7e202d6 | 943 | fd_set readSet, writeSet, exceptSet; |
e67a6cab | 944 | struct timeval nextTimeout, now, timeout; |
33b9b6eb | 945 | #ifdef USE_GPM |
45f6c4fd | 946 | int x, y; |
947 | Gpm_Connect conn; | |
948 | Gpm_Event event; | |
949 | ||
950 | /* Set up GPM interface */ | |
951 | conn.eventMask = ~GPM_MOVE; | |
952 | conn.defaultMask = GPM_MOVE; | |
953 | conn.minMod = 0; | |
954 | conn.maxMod = 0; | |
955 | ||
956 | Gpm_Open(&conn, 0); | |
957 | #endif | |
c4827b34 | 958 | |
f7540d34 | 959 | /* draw all of the components */ |
8b68158d | 960 | newtDrawForm(co); |
c4827b34 | 961 | |
f1f3611f | 962 | if (form->currComp == -1) { |
d3cfe899 ML |
963 | if (form->numComps) |
964 | gotoComponent(form, 0); | |
f1f3611f | 965 | } else |
6f481af2 | 966 | gotoComponent(form, form->currComp); |
45f6c4fd | 967 | |
da151ca8 | 968 | while (!done) { |
6f481af2 | 969 | newtRefresh(); |
c4827b34 | 970 | |
6f481af2 | 971 | FD_ZERO(&readSet); |
972 | FD_ZERO(&writeSet); | |
973 | FD_ZERO(&exceptSet); | |
974 | FD_SET(0, &readSet); | |
33b9b6eb | 975 | #ifdef USE_GPM |
6f481af2 | 976 | if (gpm_fd > 0) { |
977 | FD_SET(gpm_fd, &readSet); | |
978 | } | |
979 | max = form->maxFd > gpm_fd ? form->maxFd : gpm_fd; | |
45f6c4fd | 980 | #else |
6f481af2 | 981 | max = form->maxFd; |
45f6c4fd | 982 | #endif |
983 | ||
6f481af2 | 984 | for (i = 0; i < form->numFds; i++) { |
985 | if (form->fds[i].flags & NEWT_FD_READ) | |
986 | FD_SET(form->fds[i].fd, &readSet); | |
987 | if (form->fds[i].flags & NEWT_FD_WRITE) | |
988 | FD_SET(form->fds[i].fd, &writeSet); | |
989 | if (form->fds[i].flags & NEWT_FD_EXCEPT) | |
990 | FD_SET(form->fds[i].fd, &exceptSet); | |
991 | } | |
992 | ||
993 | if (form->timer) { | |
994 | /* Calculate when we next need to return with a timeout. Do | |
995 | this inside the loop in case a callback resets the timer. */ | |
57660927 | 996 | gettimeofday(&now, 0); |
997 | ||
998 | if ((!form->lastTimeout.tv_sec && !form->lastTimeout.tv_usec) || | |
999 | now.tv_sec < form->lastTimeout.tv_sec || | |
1000 | (now.tv_sec == form->lastTimeout.tv_sec && | |
1001 | now.tv_usec < form->lastTimeout.tv_usec)) | |
1002 | form->lastTimeout = now; | |
6f481af2 | 1003 | |
1004 | nextTimeout.tv_sec = form->lastTimeout.tv_sec + | |
1005 | (form->timer / 1000); | |
1006 | nextTimeout.tv_usec = form->lastTimeout.tv_usec + | |
1007 | (form->timer % 1000) * 1000; | |
1008 | ||
6f481af2 | 1009 | if (now.tv_sec > nextTimeout.tv_sec) { |
1010 | timeout.tv_sec = timeout.tv_usec = 0; | |
1011 | } else if (now.tv_sec == nextTimeout.tv_sec) { | |
1012 | timeout.tv_sec = 0; | |
1013 | if (now.tv_usec > nextTimeout.tv_usec) | |
1014 | timeout.tv_usec = 0; | |
1015 | else | |
1016 | timeout.tv_usec = nextTimeout.tv_usec - now.tv_usec; | |
1017 | } else if (now.tv_sec < nextTimeout.tv_sec) { | |
1018 | timeout.tv_sec = nextTimeout.tv_sec - now.tv_sec; | |
1019 | if (now.tv_usec > nextTimeout.tv_usec) | |
1020 | timeout.tv_sec--, | |
1021 | timeout.tv_usec = nextTimeout.tv_usec + 1000000 - | |
1022 | now.tv_usec; | |
1023 | else | |
1024 | timeout.tv_usec = nextTimeout.tv_usec - now.tv_usec; | |
1025 | } | |
1026 | } else { | |
1027 | timeout.tv_sec = timeout.tv_usec = 0; | |
1028 | } | |
1029 | ||
0593cb33 ML |
1030 | if (needResize) { |
1031 | needResize = 0; | |
1032 | newtResizeScreen(1); | |
1033 | } | |
1034 | ||
6f481af2 | 1035 | i = select(max + 1, &readSet, &writeSet, &exceptSet, |
1036 | form->timer ? &timeout : NULL); | |
1037 | if (i < 0) continue; /* ?? What should we do here? */ | |
1038 | ||
1039 | if (i == 0) { | |
1040 | done = 1; | |
1041 | es->reason = NEWT_EXIT_TIMER; | |
1042 | gettimeofday(&form->lastTimeout, NULL); | |
1043 | } else | |
33b9b6eb | 1044 | #ifdef USE_GPM |
6f481af2 | 1045 | if (gpm_fd > 0 && FD_ISSET(gpm_fd, &readSet)) { |
1046 | Gpm_GetEvent(&event); | |
d02ffb49 | 1047 | |
6f481af2 | 1048 | if (event.type & GPM_DOWN) { |
1049 | /* Transform coordinates to current window */ | |
1050 | newtGetWindowPos(&x, &y); | |
c4827b34 | 1051 | |
6f481af2 | 1052 | ev.event = EV_MOUSE; |
1053 | ev.u.mouse.type = MOUSE_BUTTON_DOWN; | |
1054 | ev.u.mouse.x = event.x - x - 1; | |
1055 | ev.u.mouse.y = event.y - y - 1; | |
d02ffb49 | 1056 | |
6f481af2 | 1057 | /* Send the form the event */ |
1058 | er = sendEvent(co, ev); | |
45f6c4fd | 1059 | |
6f481af2 | 1060 | if (er.result == ER_EXITFORM) { |
1061 | done = 1; | |
1062 | es->reason = NEWT_EXIT_COMPONENT; | |
1063 | es->u.co = form->exitComp; | |
1064 | } | |
45f6c4fd | 1065 | |
6f481af2 | 1066 | } |
1067 | } else | |
45f6c4fd | 1068 | #endif |
6f481af2 | 1069 | { |
1070 | if (FD_ISSET(0, &readSet)) { | |
1071 | ||
1072 | key = newtGetKey(); | |
1073 | ||
6f481af2 | 1074 | for (i = 0; i < form->numHotKeys; i++) { |
1075 | if (form->hotKeys[i] == key) { | |
1076 | es->reason = NEWT_EXIT_HOTKEY; | |
1077 | es->u.key = key; | |
1078 | done = 1; | |
1079 | break; | |
1080 | } | |
1081 | } | |
1082 | ||
9fc6a6b0 | 1083 | if (key == NEWT_KEY_F1 && form->helpTag && form->helpCb) { |
1084 | if (form->currComp != -1) { | |
1085 | ev.event = EV_UNFOCUS; | |
1086 | sendEvent(form->elements[form->currComp].co, ev); | |
1087 | } | |
6f481af2 | 1088 | form->helpCb(co, form->helpTag); |
9fc6a6b0 | 1089 | if (form->currComp != -1) { |
1090 | ev.event = EV_FOCUS; | |
1091 | sendEvent(form->elements[form->currComp].co, ev); | |
1092 | } | |
1093 | } | |
6f481af2 | 1094 | |
b8b8a86f ML |
1095 | if (key == NEWT_KEY_ERROR) { |
1096 | es->u.watch = -1; | |
1097 | es->reason = NEWT_EXIT_ERROR; | |
1098 | done = 1; | |
1099 | } | |
1100 | ||
6f481af2 | 1101 | if (!done) { |
1102 | ev.event = EV_KEYPRESS; | |
1103 | ev.u.key = key; | |
1104 | ||
1105 | er = sendEvent(co, ev); | |
1106 | ||
1107 | if (er.result == ER_EXITFORM) { | |
1108 | done = 1; | |
1109 | es->reason = NEWT_EXIT_COMPONENT; | |
1110 | es->u.co = form->exitComp; | |
1111 | } | |
1112 | } | |
1113 | } else { | |
1114 | for (i = 0; i < form->numFds; i++) { | |
1115 | if (((form->fds[i].flags & NEWT_FD_READ) | |
1116 | && FD_ISSET(form->fds[i].fd, &readSet)) | |
1117 | || ((form->fds[i].flags & NEWT_FD_WRITE) | |
1118 | && FD_ISSET(form->fds[i].fd, &writeSet)) | |
1119 | || ((form->fds[i].flags & NEWT_FD_EXCEPT) | |
1120 | && FD_ISSET(form->fds[i].fd, &exceptSet))) break; | |
1121 | } | |
1122 | if(i < form->numFds) | |
1123 | es->u.watch = form->fds[i].fd; | |
1124 | else | |
1125 | es->u.watch = -1; | |
1126 | ||
1127 | es->reason = NEWT_EXIT_FDREADY; | |
1128 | done = 1; | |
1129 | } | |
1130 | } | |
45f6c4fd | 1131 | } |
c4827b34 | 1132 | newtRefresh(); |
33b9b6eb | 1133 | #ifdef USE_GPM |
45f6c4fd | 1134 | Gpm_Close(); |
1135 | #endif | |
6fb96a3f | 1136 | } |
1137 | ||
434c766b | 1138 | static struct eventResult sendEvent(newtComponent co, struct event ev) { |
1139 | struct eventResult er; | |
1140 | ||
1141 | ev.when = EV_EARLY; | |
1142 | er = co->ops->event(co, ev); | |
1143 | ||
1144 | if (er.result == ER_IGNORED) { | |
6f481af2 | 1145 | ev.when = EV_NORMAL; |
1146 | er = co->ops->event(co, ev); | |
434c766b | 1147 | } |
1148 | ||
1149 | if (er.result == ER_IGNORED) { | |
6f481af2 | 1150 | ev.when = EV_LATE; |
1151 | er = co->ops->event(co, ev); | |
434c766b | 1152 | } |
1153 | ||
1154 | return er; | |
1155 | } | |
1156 | ||
c4827b34 | 1157 | static void gotoComponent(struct form * form, int newComp) { |
6fb96a3f | 1158 | struct event ev; |
1159 | ||
1160 | if (form->currComp != -1) { | |
6f481af2 | 1161 | ev.event = EV_UNFOCUS; |
1162 | sendEvent(form->elements[form->currComp].co, ev); | |
6fb96a3f | 1163 | } |
1164 | ||
1165 | form->currComp = newComp; | |
45f6c4fd | 1166 | |
f5daa14e | 1167 | if (form->currComp != -1) { |
6f481af2 | 1168 | ev.event = EV_FOCUS; |
1169 | ev.when = EV_NORMAL; | |
1170 | sendEvent(form->elements[form->currComp].co, ev); | |
f5daa14e | 1171 | } |
6fb96a3f | 1172 | } |
da151ca8 | 1173 | |
1174 | void newtComponentAddCallback(newtComponent co, newtCallback f, void * data) { | |
1175 | co->callback = f; | |
1176 | co->callbackData = data; | |
1177 | } | |
1178 | ||
c101e99e RJ |
1179 | /* Add a callback which is called when the component is destroyed. */ |
1180 | void newtComponentAddDestroyCallback(newtComponent co, | |
1181 | newtCallback f, void * data) { | |
1182 | co->destroyCallback = f; | |
1183 | co->destroyCallbackData = data; | |
1184 | } | |
1185 | ||
41d86a3c | 1186 | void newtComponentTakesFocus(newtComponent co, int val) { |
1187 | co->takesFocus = val; | |
1188 | } | |
1189 | ||
8f4e87fc | 1190 | void newtFormSetBackground(newtComponent co, int color) { |
1191 | struct form * form = co->data; | |
1192 | ||
1193 | form->background = color; | |
1194 | } | |
d02ffb49 | 1195 | |
1196 | void newtFormWatchFd(newtComponent co, int fd, int fdFlags) { | |
1197 | struct form * form = co->data; | |
005d8237 | 1198 | int i; |
1199 | ||
1200 | for (i = 0; i < form->numFds; i++) | |
1201 | if (form->fds[i].fd == fd) | |
6f481af2 | 1202 | break; |
005d8237 | 1203 | |
1204 | if(i >= form->numFds) | |
1205 | form->fds = realloc(form->fds, (++form->numFds) * sizeof(*form->fds)); | |
d02ffb49 | 1206 | |
005d8237 | 1207 | form->fds[i].fd = fd; |
1208 | form->fds[i].flags = fdFlags; | |
d02ffb49 | 1209 | if (form->maxFd < fd) form->maxFd = fd; |
1210 | } | |
72b71fa6 | 1211 | |
1212 | void newtSetHelpCallback(newtCallback cb) { | |
1213 | helpCallback = cb; | |
1214 | } |