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1.6 ! nicm 1: /* $OpenBSD: cmd-display-menu.c,v 1.5 2020/03/18 09:13:49 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2019 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:
21: #include <stdlib.h>
22: #include <string.h>
23:
24: #include "tmux.h"
25:
26: /*
27: * Display a menu on a client.
28: */
29:
30: static enum cmd_retval cmd_display_menu_exec(struct cmd *,
31: struct cmdq_item *);
32:
33: const struct cmd_entry cmd_display_menu_entry = {
34: .name = "display-menu",
35: .alias = "menu",
36:
1.4 nicm 37: .args = { "c:t:T:x:y:", 1, -1 },
38: .usage = "[-c target-client] " CMD_TARGET_PANE_USAGE " [-T title] "
39: "[-x position] [-y position] name key command ...",
1.1 nicm 40:
41: .target = { 't', CMD_FIND_PANE, 0 },
42:
43: .flags = CMD_AFTERHOOK,
44: .exec = cmd_display_menu_exec
45: };
46:
1.5 nicm 47: static void
48: cmd_display_menu_get_position(struct client *c, struct cmdq_item *item,
49: struct args *args, u_int *px, u_int *py, u_int w, u_int h)
50: {
51: struct winlink *wl = item->target.wl;
52: struct window_pane *wp = item->target.wp;
53: struct style_range *sr;
54: const char *xp, *yp;
55: int at = status_at_line(c);
56: u_int ox, oy, sx, sy;
57:
58: xp = args_get(args, 'x');
59: if (xp == NULL)
60: *px = 0;
61: else if (strcmp(xp, "R") == 0)
62: *px = c->tty.sx - 1;
1.6 ! nicm 63: else if (strcmp(xp, "C") == 0)
! 64: *px = (c->tty.sx - 1) / 2 - w / 2;
1.5 nicm 65: else if (strcmp(xp, "P") == 0) {
66: tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
67: if (wp->xoff >= ox)
68: *px = wp->xoff - ox;
69: else
70: *px = 0;
71: } else if (strcmp(xp, "M") == 0 && item->shared->mouse.valid) {
72: if (item->shared->mouse.x > w / 2)
73: *px = item->shared->mouse.x - w / 2;
74: else
75: *px = 0;
76: } else if (strcmp(xp, "W") == 0) {
77: if (at == -1)
78: *px = 0;
79: else {
80: TAILQ_FOREACH(sr, &c->status.entries[0].ranges, entry) {
81: if (sr->type != STYLE_RANGE_WINDOW)
82: continue;
83: if (sr->argument == (u_int)wl->idx)
84: break;
85: }
86: if (sr != NULL)
87: *px = sr->start;
88: else
89: *px = 0;
90: }
91: } else
92: *px = strtoul(xp, NULL, 10);
93: if ((*px) + w >= c->tty.sx)
94: *px = c->tty.sx - w;
95:
96: yp = args_get(args, 'y');
97: if (yp == NULL)
98: *py = 0;
1.6 ! nicm 99: else if (strcmp(yp, "C") == 0)
! 100: *py = (c->tty.sy - 1) / 2 + h / 2;
1.5 nicm 101: else if (strcmp(yp, "P") == 0) {
102: tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
103: if (wp->yoff + wp->sy >= oy)
104: *py = wp->yoff + wp->sy - oy;
105: else
106: *py = 0;
107: } else if (strcmp(yp, "M") == 0 && item->shared->mouse.valid)
108: *py = item->shared->mouse.y + h;
109: else if (strcmp(yp, "S") == 0) {
110: if (at == -1)
111: *py = c->tty.sy;
112: else if (at == 0)
113: *py = status_line_size(c) + h;
114: else
115: *py = at;
116: } else
117: *py = strtoul(yp, NULL, 10);
118: if (*py < h)
119: *py = 0;
120: else
121: *py -= h;
122: if ((*py) + h >= c->tty.sy)
123: *py = c->tty.sy - h;
124: }
125:
1.1 nicm 126: static enum cmd_retval
127: cmd_display_menu_exec(struct cmd *self, struct cmdq_item *item)
128: {
129: struct args *args = self->args;
130: struct client *c;
131: struct session *s = item->target.s;
132: struct winlink *wl = item->target.wl;
133: struct window_pane *wp = item->target.wp;
134: struct cmd_find_state *fs = &item->target;
135: struct menu *menu = NULL;
1.4 nicm 136: struct menu_item menu_item;
1.5 nicm 137: const char *key;
1.4 nicm 138: char *title, *name;
1.6 ! nicm 139: int flags = 0, i;
1.5 nicm 140: u_int px, py;
1.1 nicm 141:
142: if ((c = cmd_find_client(item, args_get(args, 'c'), 0)) == NULL)
143: return (CMD_RETURN_ERROR);
144: if (c->overlay_draw != NULL)
145: return (CMD_RETURN_NORMAL);
146:
147: if (args_has(args, 'T'))
148: title = format_single(NULL, args_get(args, 'T'), c, s, wl, wp);
149: else
150: title = xstrdup("");
1.4 nicm 151:
152: menu = menu_create(title);
153:
154: for (i = 0; i != args->argc; /* nothing */) {
155: name = args->argv[i++];
156: if (*name == '\0') {
157: menu_add_item(menu, NULL, item, c, fs);
158: continue;
159: }
160:
161: if (args->argc - i < 2) {
162: cmdq_error(item, "not enough arguments");
163: free(title);
164: menu_free(menu);
165: return (CMD_RETURN_ERROR);
166: }
167: key = args->argv[i++];
168:
169: menu_item.name = name;
170: menu_item.key = key_string_lookup_string(key);
171: menu_item.command = args->argv[i++];
172:
173: menu_add_item(menu, &menu_item, item, c, fs);
174: }
1.1 nicm 175: free(title);
176: if (menu == NULL) {
1.4 nicm 177: cmdq_error(item, "invalid menu arguments");
1.1 nicm 178: return (CMD_RETURN_ERROR);
179: }
180: if (menu->count == 0) {
181: menu_free(menu);
182: return (CMD_RETURN_NORMAL);
183: }
1.5 nicm 184: cmd_display_menu_get_position(c, item, args, &px, &py, menu->width + 4,
185: menu->count + 2);
1.1 nicm 186:
187: if (!item->shared->mouse.valid)
188: flags |= MENU_NOMOUSE;
189: if (menu_display(menu, flags, item, px, py, c, fs, NULL, NULL) != 0)
190: return (CMD_RETURN_NORMAL);
191: return (CMD_RETURN_WAIT);
192: }