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1.36 ! nicm 1: /* $OpenBSD: popup.c,v 1.35 2021/10/11 10:55:30 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2020 Nicholas Marriott <nicholas.marriott@gmail.com>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20: #include <sys/wait.h>
21:
1.17 nicm 22: #include <paths.h>
1.1 nicm 23: #include <signal.h>
24: #include <stdlib.h>
25: #include <string.h>
1.17 nicm 26: #include <unistd.h>
1.1 nicm 27:
28: #include "tmux.h"
29:
30: struct popup_data {
31: struct client *c;
32: struct cmdq_item *item;
33: int flags;
34:
35: struct screen s;
1.25 nicm 36: struct colour_palette palette;
1.1 nicm 37: struct job *job;
38: struct input_ctx *ictx;
39: int status;
1.14 nicm 40: popup_close_cb cb;
41: void *arg;
1.1 nicm 42:
1.27 nicm 43: struct menu *menu;
44: struct menu_data *md;
45: int close;
46:
1.23 nicm 47: /* Current position and size. */
1.1 nicm 48: u_int px;
49: u_int py;
50: u_int sx;
51: u_int sy;
52:
1.23 nicm 53: /* Preferred position and size. */
54: u_int ppx;
55: u_int ppy;
56: u_int psx;
57: u_int psy;
58:
1.1 nicm 59: enum { OFF, MOVE, SIZE } dragging;
60: u_int dx;
61: u_int dy;
62:
63: u_int lx;
64: u_int ly;
65: u_int lb;
66: };
67:
1.17 nicm 68: struct popup_editor {
69: char *path;
70: popup_finish_edit_cb cb;
71: void *arg;
72: };
73:
1.27 nicm 74: static const struct menu_item popup_menu_items[] = {
75: { "Close", 'q', NULL },
76: { "#{?buffer_name,Paste #[underscore]#{buffer_name},}", 'p', NULL },
77: { "", KEYC_NONE, NULL },
78: { "Fill Space", 'F', NULL },
79: { "Centre", 'C', NULL },
1.29 nicm 80: { "", KEYC_NONE, NULL },
1.30 nicm 81: { "To Horizontal Pane", 'h', NULL },
82: { "To Vertical Pane", 'v', NULL },
1.29 nicm 83:
84: { NULL, KEYC_NONE, NULL }
85: };
86:
87: static const struct menu_item popup_internal_menu_items[] = {
88: { "Close", 'q', NULL },
89: { "", KEYC_NONE, NULL },
90: { "Fill Space", 'F', NULL },
91: { "Centre", 'C', NULL },
1.27 nicm 92:
93: { NULL, KEYC_NONE, NULL }
94: };
95:
1.1 nicm 96: static void
1.15 nicm 97: popup_redraw_cb(const struct tty_ctx *ttyctx)
98: {
99: struct popup_data *pd = ttyctx->arg;
100:
101: pd->c->flags |= CLIENT_REDRAWOVERLAY;
102: }
103:
104: static int
105: popup_set_client_cb(struct tty_ctx *ttyctx, struct client *c)
106: {
107: struct popup_data *pd = ttyctx->arg;
108:
1.16 nicm 109: if (c != pd->c)
110: return (0);
1.15 nicm 111: if (pd->c->flags & CLIENT_REDRAWOVERLAY)
1.16 nicm 112: return (0);
1.15 nicm 113:
114: ttyctx->bigger = 0;
115: ttyctx->wox = 0;
116: ttyctx->woy = 0;
117: ttyctx->wsx = c->tty.sx;
118: ttyctx->wsy = c->tty.sy;
119:
1.26 nicm 120: if (pd->flags & POPUP_NOBORDER) {
121: ttyctx->xoff = ttyctx->rxoff = pd->px;
122: ttyctx->yoff = ttyctx->ryoff = pd->py;
123: } else {
124: ttyctx->xoff = ttyctx->rxoff = pd->px + 1;
125: ttyctx->yoff = ttyctx->ryoff = pd->py + 1;
126: }
1.15 nicm 127:
128: return (1);
129: }
130:
131: static void
132: popup_init_ctx_cb(struct screen_write_ctx *ctx, struct tty_ctx *ttyctx)
133: {
134: struct popup_data *pd = ctx->arg;
135:
1.25 nicm 136: ttyctx->palette = &pd->palette;
1.15 nicm 137: ttyctx->redraw_cb = popup_redraw_cb;
138: ttyctx->set_client_cb = popup_set_client_cb;
139: ttyctx->arg = pd;
140: }
141:
142: static struct screen *
1.27 nicm 143: popup_mode_cb(__unused struct client *c, void *data, u_int *cx, u_int *cy)
1.1 nicm 144: {
1.27 nicm 145: struct popup_data *pd = data;
146:
147: if (pd->md != NULL)
148: return (menu_mode_cb(c, pd->md, cx, cy));
1.1 nicm 149:
1.26 nicm 150: if (pd->flags & POPUP_NOBORDER) {
151: *cx = pd->px + pd->s.cx;
152: *cy = pd->py + pd->s.cy;
153: } else {
154: *cx = pd->px + 1 + pd->s.cx;
155: *cy = pd->py + 1 + pd->s.cy;
156: }
1.15 nicm 157: return (&pd->s);
1.1 nicm 158: }
159:
1.36 ! nicm 160: /* Return parts of the input range which are not obstructed by the popup. */
! 161: static void
! 162: popup_check_cb(struct client* c, void *data, u_int px, u_int py, u_int nx,
! 163: struct overlay_ranges *r)
1.1 nicm 164: {
1.27 nicm 165: struct popup_data *pd = data;
1.36 ! nicm 166: struct overlay_ranges or[2];
! 167: u_int i, j, k = 0;
! 168:
! 169: if (pd->md != NULL) {
! 170: /* Check each returned range for the menu against the popup. */
! 171: menu_check_cb(c, pd->md, px, py, nx, r);
! 172: for (i = 0; i < 2; i++) {
! 173: server_client_overlay_range(pd->px, pd->py, pd->sx,
! 174: pd->sy, r->px[i], py, r->nx[i], &or[i]);
! 175: }
! 176:
! 177: /*
! 178: * or has up to OVERLAY_MAX_RANGES non-overlapping ranges,
! 179: * ordered from left to right. Collect them in the output.
! 180: */
! 181: for (i = 0; i < 2; i++) {
! 182: /* Each or[i] only has 2 ranges. */
! 183: for (j = 0; j < 2; j++) {
! 184: if (or[i].nx[j] > 0) {
! 185: r->px[k] = or[i].px[j];
! 186: r->nx[k] = or[i].nx[j];
! 187: k++;
! 188: }
! 189: }
! 190: }
! 191:
! 192: /* Zero remaining ranges if any. */
! 193: for (i = k; i < OVERLAY_MAX_RANGES; i++) {
! 194: r->px[i] = 0;
! 195: r->nx[i] = 0;
! 196: }
1.1 nicm 197:
1.36 ! nicm 198: return;
! 199: }
! 200:
! 201: server_client_overlay_range(pd->px, pd->py, pd->sx, pd->sy, px, py, nx,
! 202: r);
1.1 nicm 203: }
204:
205: static void
1.27 nicm 206: popup_draw_cb(struct client *c, void *data, struct screen_redraw_ctx *rctx)
1.1 nicm 207: {
1.27 nicm 208: struct popup_data *pd = data;
1.1 nicm 209: struct tty *tty = &c->tty;
210: struct screen s;
211: struct screen_write_ctx ctx;
212: u_int i, px = pd->px, py = pd->py;
1.25 nicm 213: struct colour_palette *palette = &pd->palette;
214: struct grid_cell gc;
1.1 nicm 215:
216: screen_init(&s, pd->sx, pd->sy, 0);
1.15 nicm 217: screen_write_start(&ctx, &s);
1.1 nicm 218: screen_write_clearscreen(&ctx, 8);
1.23 nicm 219:
1.26 nicm 220: if (pd->flags & POPUP_NOBORDER) {
221: screen_write_cursormove(&ctx, 0, 0, 0);
222: screen_write_fast_copy(&ctx, &pd->s, 0, 0, pd->sx, pd->sy);
223: } else if (pd->sx > 2 && pd->sy > 2) {
1.23 nicm 224: screen_write_box(&ctx, pd->sx, pd->sy);
225: screen_write_cursormove(&ctx, 1, 1, 0);
226: screen_write_fast_copy(&ctx, &pd->s, 0, 0, pd->sx - 2,
227: pd->sy - 2);
228: }
1.1 nicm 229: screen_write_stop(&ctx);
230:
1.25 nicm 231: memcpy(&gc, &grid_default_cell, sizeof gc);
232: gc.fg = pd->palette.fg;
233: gc.bg = pd->palette.bg;
234:
1.27 nicm 235: if (pd->md != NULL) {
236: c->overlay_check = menu_check_cb;
237: c->overlay_data = pd->md;
238: } else {
239: c->overlay_check = NULL;
240: c->overlay_data = NULL;
241: }
1.25 nicm 242: for (i = 0; i < pd->sy; i++)
243: tty_draw_line(tty, &s, 0, i, pd->sx, px, py + i, &gc, palette);
1.27 nicm 244: if (pd->md != NULL) {
245: c->overlay_check = NULL;
246: c->overlay_data = NULL;
247: menu_draw_cb(c, pd->md, rctx);
248: }
1.1 nicm 249: c->overlay_check = popup_check_cb;
1.27 nicm 250: c->overlay_data = pd;
1.1 nicm 251: }
252:
253: static void
1.27 nicm 254: popup_free_cb(struct client *c, void *data)
1.1 nicm 255: {
1.27 nicm 256: struct popup_data *pd = data;
1.1 nicm 257: struct cmdq_item *item = pd->item;
258:
1.27 nicm 259: if (pd->md != NULL)
260: menu_free_cb(c, pd->md);
261:
1.14 nicm 262: if (pd->cb != NULL)
263: pd->cb(pd->status, pd->arg);
264:
1.1 nicm 265: if (item != NULL) {
1.22 nicm 266: if (cmdq_get_client(item) != NULL &&
1.8 nicm 267: cmdq_get_client(item)->session == NULL)
268: cmdq_get_client(item)->retval = pd->status;
1.1 nicm 269: cmdq_continue(item);
270: }
271: server_client_unref(pd->c);
272:
273: if (pd->job != NULL)
274: job_free(pd->job);
1.22 nicm 275: input_free(pd->ictx);
1.1 nicm 276:
277: screen_free(&pd->s);
1.25 nicm 278: colour_palette_free(&pd->palette);
1.27 nicm 279:
1.1 nicm 280: free(pd);
281: }
282:
283: static void
1.27 nicm 284: popup_resize_cb(__unused struct client *c, void *data)
1.23 nicm 285: {
1.27 nicm 286: struct popup_data *pd = data;
1.23 nicm 287: struct tty *tty = &c->tty;
288:
289: if (pd == NULL)
290: return;
1.27 nicm 291: if (pd->md != NULL)
292: menu_free_cb(c, pd->md);
1.23 nicm 293:
294: /* Adjust position and size. */
295: if (pd->psy > tty->sy)
296: pd->sy = tty->sy;
297: else
298: pd->sy = pd->psy;
299: if (pd->psx > tty->sx)
300: pd->sx = tty->sx;
301: else
302: pd->sx = pd->psx;
303: if (pd->ppy + pd->sy > tty->sy)
304: pd->py = tty->sy - pd->sy;
305: else
306: pd->py = pd->ppy;
307: if (pd->ppx + pd->sx > tty->sx)
308: pd->px = tty->sx - pd->sx;
309: else
310: pd->px = pd->ppx;
311:
312: /* Avoid zero size screens. */
1.26 nicm 313: if (pd->flags & POPUP_NOBORDER) {
314: screen_resize(&pd->s, pd->sx, pd->sy, 0);
315: if (pd->job != NULL)
316: job_resize(pd->job, pd->sx, pd->sy );
317: } else if (pd->sx > 2 && pd->sy > 2) {
1.23 nicm 318: screen_resize(&pd->s, pd->sx - 2, pd->sy - 2, 0);
319: if (pd->job != NULL)
320: job_resize(pd->job, pd->sx - 2, pd->sy - 2);
321: }
322: }
323:
324: static void
1.29 nicm 325: popup_make_pane(struct popup_data *pd, enum layout_type type)
326: {
327: struct client *c = pd->c;
328: struct session *s = c->session;
329: struct window *w = s->curw->window;
330: struct layout_cell *lc;
331: struct window_pane *wp = w->active, *new_wp;
332: u_int hlimit;
1.30 nicm 333: const char *shell;
1.29 nicm 334:
335: window_unzoom(w);
336:
337: lc = layout_split_pane(wp, type, -1, 0);
338: hlimit = options_get_number(s->options, "history-limit");
339: new_wp = window_add_pane(wp->window, NULL, hlimit, 0);
340: layout_assign_pane(lc, new_wp, 0);
341:
1.30 nicm 342: new_wp->fd = job_transfer(pd->job, &new_wp->pid, new_wp->tty,
343: sizeof new_wp->tty);
1.29 nicm 344: pd->job = NULL;
345:
1.30 nicm 346: screen_set_title(&pd->s, new_wp->base.title);
1.29 nicm 347: screen_free(&new_wp->base);
348: memcpy(&new_wp->base, &pd->s, sizeof wp->base);
349: screen_resize(&new_wp->base, new_wp->sx, new_wp->sy, 1);
350: screen_init(&pd->s, 1, 1, 0);
351:
1.30 nicm 352: shell = options_get_string(s->options, "default-shell");
353: if (!checkshell(shell))
354: shell = _PATH_BSHELL;
355: new_wp->shell = xstrdup(shell);
356:
1.29 nicm 357: window_pane_set_event(new_wp);
358: window_set_active_pane(w, new_wp, 1);
1.30 nicm 359: new_wp->flags |= PANE_CHANGED;
1.29 nicm 360:
361: pd->close = 1;
362: }
363:
364: static void
1.27 nicm 365: popup_menu_done(__unused struct menu *menu, __unused u_int choice,
366: key_code key, void *data)
367: {
368: struct popup_data *pd = data;
369: struct client *c = pd->c;
370: struct paste_buffer *pb;
371: const char *buf;
372: size_t len;
373:
374: pd->md = NULL;
375: pd->menu = NULL;
376: server_redraw_client(pd->c);
377:
378: switch (key) {
379: case 'p':
380: pb = paste_get_top(NULL);
381: if (pb != NULL) {
382: buf = paste_buffer_data(pb, &len);
383: bufferevent_write(job_get_event(pd->job), buf, len);
384: }
385: break;
386: case 'F':
387: pd->sx = c->tty.sx;
388: pd->sy = c->tty.sy;
389: pd->px = 0;
390: pd->py = 0;
391: server_redraw_client(c);
392: break;
393: case 'C':
394: pd->px = c->tty.sx / 2 - pd->sx / 2;
395: pd->py = c->tty.sy / 2 - pd->sy / 2;
396: server_redraw_client(c);
397: break;
1.29 nicm 398: case 'h':
399: popup_make_pane(pd, LAYOUT_LEFTRIGHT);
400: break;
401: case 'v':
402: popup_make_pane(pd, LAYOUT_TOPBOTTOM);
403: break;
1.27 nicm 404: case 'q':
405: pd->close = 1;
406: break;
407: }
408: }
409:
410: static void
1.1 nicm 411: popup_handle_drag(struct client *c, struct popup_data *pd,
412: struct mouse_event *m)
413: {
414: u_int px, py;
415:
416: if (!MOUSE_DRAG(m->b))
417: pd->dragging = OFF;
418: else if (pd->dragging == MOVE) {
419: if (m->x < pd->dx)
420: px = 0;
421: else if (m->x - pd->dx + pd->sx > c->tty.sx)
422: px = c->tty.sx - pd->sx;
423: else
424: px = m->x - pd->dx;
425: if (m->y < pd->dy)
426: py = 0;
427: else if (m->y - pd->dy + pd->sy > c->tty.sy)
428: py = c->tty.sy - pd->sy;
429: else
430: py = m->y - pd->dy;
431: pd->px = px;
432: pd->py = py;
433: pd->dx = m->x - pd->px;
434: pd->dy = m->y - pd->py;
1.23 nicm 435: pd->ppx = px;
436: pd->ppy = py;
1.1 nicm 437: server_redraw_client(c);
438: } else if (pd->dragging == SIZE) {
1.26 nicm 439: if (pd->flags & POPUP_NOBORDER) {
440: if (m->x < pd->px + 1)
441: return;
442: if (m->y < pd->py + 1)
443: return;
444: } else {
445: if (m->x < pd->px + 3)
446: return;
447: if (m->y < pd->py + 3)
448: return;
449: }
1.1 nicm 450: pd->sx = m->x - pd->px;
451: pd->sy = m->y - pd->py;
1.23 nicm 452: pd->psx = pd->sx;
453: pd->psy = pd->sy;
1.1 nicm 454:
1.26 nicm 455: if (pd->flags & POPUP_NOBORDER) {
456: screen_resize(&pd->s, pd->sx, pd->sy, 0);
457: if (pd->job != NULL)
458: job_resize(pd->job, pd->sx, pd->sy);
459: } else {
460: screen_resize(&pd->s, pd->sx - 2, pd->sy - 2, 0);
461: if (pd->job != NULL)
462: job_resize(pd->job, pd->sx - 2, pd->sy - 2);
463: }
1.1 nicm 464: server_redraw_client(c);
465: }
466: }
467:
468: static int
1.27 nicm 469: popup_key_cb(struct client *c, void *data, struct key_event *event)
1.1 nicm 470: {
1.27 nicm 471: struct popup_data *pd = data;
1.1 nicm 472: struct mouse_event *m = &event->m;
1.22 nicm 473: const char *buf;
1.6 nicm 474: size_t len;
1.27 nicm 475: u_int px, py, x;
1.32 nicm 476: enum { NONE, LEFT, RIGHT, TOP, BOTTOM } border = NONE;
1.27 nicm 477:
478: if (pd->md != NULL) {
479: if (menu_key_cb(c, pd->md, event) == 1) {
480: pd->md = NULL;
481: pd->menu = NULL;
482: if (pd->close)
483: server_client_clear_overlay(c);
484: else
485: server_redraw_client(c);
486: }
487: return (0);
488: }
1.1 nicm 489:
490: if (KEYC_IS_MOUSE(event->key)) {
491: if (pd->dragging != OFF) {
492: popup_handle_drag(c, pd, m);
493: goto out;
494: }
495: if (m->x < pd->px ||
496: m->x > pd->px + pd->sx - 1 ||
497: m->y < pd->py ||
498: m->y > pd->py + pd->sy - 1) {
1.27 nicm 499: if (MOUSE_BUTTONS(m->b) == 2)
500: goto menu;
1.1 nicm 501: return (0);
502: }
1.32 nicm 503: if (~pd->flags & POPUP_NOBORDER) {
504: if (m->x == pd->px)
505: border = LEFT;
506: else if (m->x == pd->px + pd->sx - 1)
507: border = RIGHT;
508: else if (m->y == pd->py)
509: border = TOP;
510: else if (m->y == pd->py + pd->sy - 1)
511: border = BOTTOM;
512: }
513: if ((m->b & MOUSE_MASK_MODIFIERS) == 0 &&
1.27 nicm 514: MOUSE_BUTTONS(m->b) == 2 &&
1.32 nicm 515: (border == LEFT || border == TOP))
1.27 nicm 516: goto menu;
1.32 nicm 517: if (((m->b & MOUSE_MASK_MODIFIERS) == MOUSE_MASK_META) ||
518: border != NONE) {
1.1 nicm 519: if (!MOUSE_DRAG(m->b))
520: goto out;
521: if (MOUSE_BUTTONS(m->lb) == 0)
522: pd->dragging = MOVE;
523: else if (MOUSE_BUTTONS(m->lb) == 2)
524: pd->dragging = SIZE;
525: pd->dx = m->lx - pd->px;
526: pd->dy = m->ly - pd->py;
527: goto out;
528: }
529: }
1.22 nicm 530: if ((((pd->flags & (POPUP_CLOSEEXIT|POPUP_CLOSEEXITZERO)) == 0) ||
531: pd->job == NULL) &&
532: (event->key == '\033' || event->key == '\003'))
533: return (1);
534: if (pd->job != NULL) {
1.6 nicm 535: if (KEYC_IS_MOUSE(event->key)) {
536: /* Must be inside, checked already. */
1.26 nicm 537: if (pd->flags & POPUP_NOBORDER) {
538: px = m->x - pd->px;
539: py = m->y - pd->py;
540: } else {
541: px = m->x - pd->px - 1;
542: py = m->y - pd->py - 1;
543: }
544: if (!input_key_get_mouse(&pd->s, m, px, py, &buf, &len))
1.6 nicm 545: return (0);
546: bufferevent_write(job_get_event(pd->job), buf, len);
547: return (0);
548: }
1.18 nicm 549: input_key(&pd->s, job_get_event(pd->job), event->key);
1.1 nicm 550: }
1.22 nicm 551: return (0);
1.27 nicm 552:
553: menu:
554: pd->menu = menu_create("");
1.29 nicm 555: if (pd->flags & POPUP_INTERNAL) {
556: menu_add_items(pd->menu, popup_internal_menu_items, NULL, NULL,
557: NULL);
558: } else
559: menu_add_items(pd->menu, popup_menu_items, NULL, NULL, NULL);
1.27 nicm 560: if (m->x >= (pd->menu->width + 4) / 2)
561: x = m->x - (pd->menu->width + 4) / 2;
562: else
563: x = 0;
564: pd->md = menu_prepare(pd->menu, 0, NULL, x, m->y, c, NULL,
565: popup_menu_done, pd);
566: c->flags |= CLIENT_REDRAWOVERLAY;
1.1 nicm 567:
568: out:
569: pd->lx = m->x;
570: pd->ly = m->y;
571: pd->lb = m->b;
572: return (0);
573: }
574:
575: static void
576: popup_job_update_cb(struct job *job)
577: {
578: struct popup_data *pd = job_get_data(job);
579: struct evbuffer *evb = job_get_event(job)->input;
1.15 nicm 580: struct client *c = pd->c;
1.1 nicm 581: struct screen *s = &pd->s;
582: void *data = EVBUFFER_DATA(evb);
583: size_t size = EVBUFFER_LENGTH(evb);
584:
1.15 nicm 585: if (size == 0)
586: return;
587:
1.28 nicm 588: if (pd->md != NULL) {
589: c->overlay_check = menu_check_cb;
590: c->overlay_data = pd->md;
591: } else {
592: c->overlay_check = NULL;
593: c->overlay_data = NULL;
594: }
1.15 nicm 595: input_parse_screen(pd->ictx, s, popup_init_ctx_cb, pd, data, size);
596: c->overlay_check = popup_check_cb;
1.28 nicm 597: c->overlay_data = pd;
1.15 nicm 598:
599: evbuffer_drain(evb, size);
1.1 nicm 600: }
601:
602: static void
603: popup_job_complete_cb(struct job *job)
604: {
605: struct popup_data *pd = job_get_data(job);
606: int status;
607:
608: status = job_get_status(pd->job);
609: if (WIFEXITED(status))
610: pd->status = WEXITSTATUS(status);
611: else if (WIFSIGNALED(status))
612: pd->status = WTERMSIG(status);
613: else
614: pd->status = 0;
615: pd->job = NULL;
616:
1.4 nicm 617: if ((pd->flags & POPUP_CLOSEEXIT) ||
618: ((pd->flags & POPUP_CLOSEEXITZERO) && pd->status == 0))
1.1 nicm 619: server_client_clear_overlay(pd->c);
620: }
621:
622: int
623: popup_display(int flags, struct cmdq_item *item, u_int px, u_int py, u_int sx,
1.35 nicm 624: u_int sy, struct environ *env, const char *shellcmd, int argc, char **argv,
625: const char *cwd, struct client *c, struct session *s, popup_close_cb cb,
626: void *arg)
1.1 nicm 627: {
628: struct popup_data *pd;
1.26 nicm 629: u_int jx, jy;
1.1 nicm 630:
1.26 nicm 631: if (flags & POPUP_NOBORDER) {
632: if (sx < 1 || sy < 1)
633: return (-1);
634: jx = sx;
635: jy = sy;
636: } else {
637: if (sx < 3 || sy < 3)
638: return (-1);
639: jx = sx - 2;
640: jy = sy - 2;
641: }
1.1 nicm 642: if (c->tty.sx < sx || c->tty.sy < sy)
643: return (-1);
644:
645: pd = xcalloc(1, sizeof *pd);
646: pd->item = item;
647: pd->flags = flags;
648:
649: pd->c = c;
650: pd->c->references++;
651:
1.14 nicm 652: pd->cb = cb;
653: pd->arg = arg;
1.1 nicm 654: pd->status = 128 + SIGHUP;
655:
656: screen_init(&pd->s, sx - 2, sy - 2, 0);
1.25 nicm 657: colour_palette_init(&pd->palette);
658: colour_palette_from_option(&pd->palette, global_w_options);
1.1 nicm 659:
660: pd->px = px;
661: pd->py = py;
662: pd->sx = sx;
663: pd->sy = sy;
664:
1.23 nicm 665: pd->ppx = px;
666: pd->ppy = py;
667: pd->psx = sx;
668: pd->psy = sy;
669:
1.35 nicm 670: pd->job = job_run(shellcmd, argc, argv, env, s, cwd,
1.22 nicm 671: popup_job_update_cb, popup_job_complete_cb, NULL, pd,
1.26 nicm 672: JOB_NOWAIT|JOB_PTY|JOB_KEEPWRITE, jx, jy);
1.25 nicm 673: pd->ictx = input_init(NULL, job_get_event(pd->job), &pd->palette);
1.1 nicm 674:
675: server_client_set_overlay(c, 0, popup_check_cb, popup_mode_cb,
1.23 nicm 676: popup_draw_cb, popup_key_cb, popup_free_cb, popup_resize_cb, pd);
1.17 nicm 677: return (0);
678: }
679:
680: static void
681: popup_editor_free(struct popup_editor *pe)
682: {
683: unlink(pe->path);
684: free(pe->path);
685: free(pe);
686: }
687:
688: static void
689: popup_editor_close_cb(int status, void *arg)
690: {
691: struct popup_editor *pe = arg;
692: FILE *f;
693: char *buf = NULL;
694: off_t len = 0;
695:
696: if (status != 0) {
697: pe->cb(NULL, 0, pe->arg);
698: popup_editor_free(pe);
699: return;
700: }
701:
702: f = fopen(pe->path, "r");
703: if (f != NULL) {
704: fseeko(f, 0, SEEK_END);
705: len = ftello(f);
706: fseeko(f, 0, SEEK_SET);
707:
708: if (len == 0 ||
709: (uintmax_t)len > (uintmax_t)SIZE_MAX ||
710: (buf = malloc(len)) == NULL ||
711: fread(buf, len, 1, f) != 1) {
712: free(buf);
713: buf = NULL;
714: len = 0;
715: }
716: fclose(f);
717: }
718: pe->cb(buf, len, pe->arg); /* callback now owns buffer */
719: popup_editor_free(pe);
720: }
721:
722: int
723: popup_editor(struct client *c, const char *buf, size_t len,
724: popup_finish_edit_cb cb, void *arg)
725: {
726: struct popup_editor *pe;
727: int fd;
728: FILE *f;
729: char *cmd;
730: char path[] = _PATH_TMP "tmux.XXXXXXXX";
731: const char *editor;
732: u_int px, py, sx, sy;
733:
734: editor = options_get_string(global_options, "editor");
735: if (*editor == '\0')
736: return (-1);
737:
738: fd = mkstemp(path);
739: if (fd == -1)
740: return (-1);
741: f = fdopen(fd, "w");
742: if (fwrite(buf, len, 1, f) != 1) {
743: fclose(f);
744: return (-1);
745: }
746: fclose(f);
747:
748: pe = xcalloc(1, sizeof *pe);
749: pe->path = xstrdup(path);
750: pe->cb = cb;
751: pe->arg = arg;
752:
753: sx = c->tty.sx * 9 / 10;
754: sy = c->tty.sy * 9 / 10;
755: px = (c->tty.sx / 2) - (sx / 2);
756: py = (c->tty.sy / 2) - (sy / 2);
757:
758: xasprintf(&cmd, "%s %s", editor, path);
1.29 nicm 759: if (popup_display(POPUP_INTERNAL|POPUP_CLOSEEXIT, NULL, px, py, sx, sy,
1.35 nicm 760: NULL, cmd, 0, NULL, _PATH_TMP, c, NULL, popup_editor_close_cb, pe) != 0) {
1.17 nicm 761: popup_editor_free(pe);
762: free(cmd);
763: return (-1);
764: }
765: free(cmd);
1.1 nicm 766: return (0);
767: }