Annotation of src/usr.bin/tmux/cmd-resize-pane.c, Revision 1.20
1.20 ! nicm 1: /* $OpenBSD: cmd-resize-pane.c,v 1.19 2015/12/13 14:32:38 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
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:
! 41: .flags = CMD_PANE_T,
! 42: .exec = cmd_resize_pane_exec
1.1 nicm 43: };
44:
1.11 nicm 45: enum cmd_retval
1.14 nicm 46: cmd_resize_pane_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 47: {
1.9 nicm 48: struct args *args = self->args;
1.19 nicm 49: struct window_pane *wp = cmdq->state.tflag.wp;
50: struct winlink *wl = cmdq->state.tflag.wl;
51: struct window *w = wl->window;
1.18 nicm 52: struct client *c = cmdq->client;
1.19 nicm 53: struct session *s = cmdq->state.tflag.s;
1.1 nicm 54: const char *errstr;
1.13 nicm 55: char *cause;
1.1 nicm 56: u_int adjust;
1.13 nicm 57: int x, y;
1.1 nicm 58:
1.18 nicm 59: if (args_has(args, 'M')) {
60: if (cmd_mouse_window(&cmdq->item->mouse, &s) == NULL)
61: return (CMD_RETURN_NORMAL);
62: if (c == NULL || c->session != s)
63: return (CMD_RETURN_NORMAL);
64: c->tty.mouse_drag_update = cmd_resize_pane_mouse_update;
65: cmd_resize_pane_mouse_update(c, &cmdq->item->mouse);
66: return (CMD_RETURN_NORMAL);
67: }
68:
1.15 nicm 69: w = wl->window;
70: if (args_has(args, 'Z')) {
71: if (w->flags & WINDOW_ZOOMED)
72: window_unzoom(w);
73: else
74: window_zoom(wp);
75: server_redraw_window(w);
76: server_status_window(w);
77: return (CMD_RETURN_NORMAL);
78: }
79: server_unzoom_window(w);
1.1 nicm 80:
1.9 nicm 81: if (args->argc == 0)
1.1 nicm 82: adjust = 1;
83: else {
1.9 nicm 84: adjust = strtonum(args->argv[0], 1, INT_MAX, &errstr);
1.1 nicm 85: if (errstr != NULL) {
1.14 nicm 86: cmdq_error(cmdq, "adjustment %s", errstr);
1.11 nicm 87: return (CMD_RETURN_ERROR);
1.1 nicm 88: }
1.13 nicm 89: }
90:
91: if (args_has(self->args, 'x')) {
92: x = args_strtonum(self->args, 'x', PANE_MINIMUM, INT_MAX,
93: &cause);
94: if (cause != NULL) {
1.14 nicm 95: cmdq_error(cmdq, "width %s", cause);
1.13 nicm 96: free(cause);
97: return (CMD_RETURN_ERROR);
98: }
99: layout_resize_pane_to(wp, LAYOUT_LEFTRIGHT, x);
100: }
101: if (args_has(self->args, 'y')) {
102: y = args_strtonum(self->args, 'y', PANE_MINIMUM, INT_MAX,
103: &cause);
104: if (cause != NULL) {
1.14 nicm 105: cmdq_error(cmdq, "height %s", cause);
1.13 nicm 106: free(cause);
107: return (CMD_RETURN_ERROR);
108: }
109: layout_resize_pane_to(wp, LAYOUT_TOPBOTTOM, y);
1.1 nicm 110: }
111:
1.9 nicm 112: if (args_has(self->args, 'L'))
1.7 nicm 113: layout_resize_pane(wp, LAYOUT_LEFTRIGHT, -adjust);
1.9 nicm 114: else if (args_has(self->args, 'R'))
1.3 nicm 115: layout_resize_pane(wp, LAYOUT_LEFTRIGHT, adjust);
1.9 nicm 116: else if (args_has(self->args, 'U'))
1.7 nicm 117: layout_resize_pane(wp, LAYOUT_TOPBOTTOM, -adjust);
1.9 nicm 118: else if (args_has(self->args, 'D'))
1.3 nicm 119: layout_resize_pane(wp, LAYOUT_TOPBOTTOM, adjust);
1.1 nicm 120: server_redraw_window(wl->window);
121:
1.11 nicm 122: return (CMD_RETURN_NORMAL);
1.18 nicm 123: }
124:
125: void
126: cmd_resize_pane_mouse_update(struct client *c, struct mouse_event *m)
127: {
128: struct winlink *wl;
129: struct window_pane *wp;
130: int found;
131: u_int y, ly;
132:
133: wl = cmd_mouse_window(m, NULL);
134: if (wl == NULL) {
135: c->tty.mouse_drag_update = NULL;
136: return;
137: }
138:
139: y = m->y;
140: if (m->statusat == 0 && y > 0)
141: y--;
142: else if (m->statusat > 0 && y >= (u_int)m->statusat)
143: y = m->statusat - 1;
144: ly = m->ly;
145: if (m->statusat == 0 && ly > 0)
146: ly--;
147: else if (m->statusat > 0 && ly >= (u_int)m->statusat)
148: ly = m->statusat - 1;
149:
150: found = 0;
151: TAILQ_FOREACH(wp, &wl->window->panes, entry) {
152: if (!window_pane_visible(wp))
153: continue;
154:
155: if (wp->xoff + wp->sx == m->lx &&
156: wp->yoff <= 1 + ly && wp->yoff + wp->sy >= ly) {
157: layout_resize_pane(wp, LAYOUT_LEFTRIGHT, m->x - m->lx);
158: found = 1;
159: }
160: if (wp->yoff + wp->sy == ly &&
161: wp->xoff <= 1 + m->lx && wp->xoff + wp->sx >= m->lx) {
162: layout_resize_pane(wp, LAYOUT_TOPBOTTOM, y - ly);
163: found = 1;
164: }
165: }
166: if (found)
167: server_redraw_window(wl->window);
168: else
169: c->tty.mouse_drag_update = NULL;
1.1 nicm 170: }
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