Annotation of src/usr.bin/tmux/cmd-resize-pane.c, Revision 1.23
1.23 ! nicm 1: /* $OpenBSD: cmd-resize-pane.c,v 1.22 2016/01/19 15:59:12 nicm Exp $ */
1.1 nicm 2:
3: /*
1.22 nicm 4: * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 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:
23: #include "tmux.h"
24:
25: /*
26: * Increase or decrease pane size.
27: */
28:
1.14 nicm 29: enum cmd_retval cmd_resize_pane_exec(struct cmd *, struct cmd_q *);
1.1 nicm 30:
1.18 nicm 31: void cmd_resize_pane_mouse_update(struct client *, struct mouse_event *);
32:
1.1 nicm 33: const struct cmd_entry cmd_resize_pane_entry = {
1.20 nicm 34: .name = "resize-pane",
35: .alias = "resizep",
36:
37: .args = { "DLMRt:Ux:y:Z", 0, 1 },
38: .usage = "[-DLMRUZ] [-x width] [-y height] " CMD_TARGET_PANE_USAGE " "
39: "[adjustment]",
40:
1.21 nicm 41: .tflag = CMD_PANE,
42:
43: .flags = 0,
1.20 nicm 44: .exec = cmd_resize_pane_exec
1.1 nicm 45: };
46:
1.11 nicm 47: enum cmd_retval
1.14 nicm 48: cmd_resize_pane_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 49: {
1.9 nicm 50: struct args *args = self->args;
1.19 nicm 51: struct window_pane *wp = cmdq->state.tflag.wp;
52: struct winlink *wl = cmdq->state.tflag.wl;
53: struct window *w = wl->window;
1.18 nicm 54: struct client *c = cmdq->client;
1.19 nicm 55: struct session *s = cmdq->state.tflag.s;
1.1 nicm 56: const char *errstr;
1.13 nicm 57: char *cause;
1.1 nicm 58: u_int adjust;
1.13 nicm 59: int x, y;
1.1 nicm 60:
1.18 nicm 61: if (args_has(args, 'M')) {
62: if (cmd_mouse_window(&cmdq->item->mouse, &s) == NULL)
63: return (CMD_RETURN_NORMAL);
64: if (c == NULL || c->session != s)
65: return (CMD_RETURN_NORMAL);
66: c->tty.mouse_drag_update = cmd_resize_pane_mouse_update;
67: cmd_resize_pane_mouse_update(c, &cmdq->item->mouse);
68: return (CMD_RETURN_NORMAL);
69: }
70:
1.15 nicm 71: if (args_has(args, 'Z')) {
72: if (w->flags & WINDOW_ZOOMED)
73: window_unzoom(w);
74: else
75: window_zoom(wp);
76: server_redraw_window(w);
77: server_status_window(w);
78: return (CMD_RETURN_NORMAL);
79: }
80: server_unzoom_window(w);
1.1 nicm 81:
1.9 nicm 82: if (args->argc == 0)
1.1 nicm 83: adjust = 1;
84: else {
1.9 nicm 85: adjust = strtonum(args->argv[0], 1, INT_MAX, &errstr);
1.1 nicm 86: if (errstr != NULL) {
1.14 nicm 87: cmdq_error(cmdq, "adjustment %s", errstr);
1.11 nicm 88: return (CMD_RETURN_ERROR);
1.1 nicm 89: }
1.13 nicm 90: }
91:
92: if (args_has(self->args, 'x')) {
93: x = args_strtonum(self->args, 'x', PANE_MINIMUM, INT_MAX,
94: &cause);
95: if (cause != NULL) {
1.14 nicm 96: cmdq_error(cmdq, "width %s", cause);
1.13 nicm 97: free(cause);
98: return (CMD_RETURN_ERROR);
99: }
100: layout_resize_pane_to(wp, LAYOUT_LEFTRIGHT, x);
101: }
102: if (args_has(self->args, 'y')) {
103: y = args_strtonum(self->args, 'y', PANE_MINIMUM, INT_MAX,
104: &cause);
105: if (cause != NULL) {
1.14 nicm 106: cmdq_error(cmdq, "height %s", cause);
1.13 nicm 107: free(cause);
108: return (CMD_RETURN_ERROR);
109: }
110: layout_resize_pane_to(wp, LAYOUT_TOPBOTTOM, y);
1.1 nicm 111: }
112:
1.9 nicm 113: if (args_has(self->args, 'L'))
1.7 nicm 114: layout_resize_pane(wp, LAYOUT_LEFTRIGHT, -adjust);
1.9 nicm 115: else if (args_has(self->args, 'R'))
1.3 nicm 116: layout_resize_pane(wp, LAYOUT_LEFTRIGHT, adjust);
1.9 nicm 117: else if (args_has(self->args, 'U'))
1.7 nicm 118: layout_resize_pane(wp, LAYOUT_TOPBOTTOM, -adjust);
1.9 nicm 119: else if (args_has(self->args, 'D'))
1.3 nicm 120: layout_resize_pane(wp, LAYOUT_TOPBOTTOM, adjust);
1.1 nicm 121: server_redraw_window(wl->window);
122:
1.11 nicm 123: return (CMD_RETURN_NORMAL);
1.18 nicm 124: }
125:
126: void
127: cmd_resize_pane_mouse_update(struct client *c, struct mouse_event *m)
128: {
129: struct winlink *wl;
130: struct window_pane *wp;
131: int found;
132: u_int y, ly;
133:
134: wl = cmd_mouse_window(m, NULL);
135: if (wl == NULL) {
136: c->tty.mouse_drag_update = NULL;
137: return;
138: }
139:
140: y = m->y;
141: if (m->statusat == 0 && y > 0)
142: y--;
143: else if (m->statusat > 0 && y >= (u_int)m->statusat)
144: y = m->statusat - 1;
145: ly = m->ly;
146: if (m->statusat == 0 && ly > 0)
147: ly--;
148: else if (m->statusat > 0 && ly >= (u_int)m->statusat)
149: ly = m->statusat - 1;
150:
151: found = 0;
152: TAILQ_FOREACH(wp, &wl->window->panes, entry) {
153: if (!window_pane_visible(wp))
154: continue;
155:
156: if (wp->xoff + wp->sx == m->lx &&
157: wp->yoff <= 1 + ly && wp->yoff + wp->sy >= ly) {
158: layout_resize_pane(wp, LAYOUT_LEFTRIGHT, m->x - m->lx);
159: found = 1;
160: }
161: if (wp->yoff + wp->sy == ly &&
162: wp->xoff <= 1 + m->lx && wp->xoff + wp->sx >= m->lx) {
163: layout_resize_pane(wp, LAYOUT_TOPBOTTOM, y - ly);
164: found = 1;
165: }
166: }
167: if (found)
168: server_redraw_window(wl->window);
169: else
170: c->tty.mouse_drag_update = NULL;
1.1 nicm 171: }