1 /* $OpenBSD: cmd-swap-pane.c,v 1.9 2009/07/30 17:29:12 nicm Exp $ */ 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 * Swap two panes. 27 */ 28 29 void cmd_swap_pane_init(struct cmd *, int); 30 int cmd_swap_pane_exec(struct cmd *, struct cmd_ctx *); 31 32 const struct cmd_entry cmd_swap_pane_entry = { 33 "swap-pane", "swapp", 34 "[-dDU] " CMD_SRCDST_PANE_USAGE, 35 0, CMD_CHFLAG('d')|CMD_CHFLAG('D')|CMD_CHFLAG('U'), 36 cmd_swap_pane_init, 37 cmd_srcdst_parse, 38 cmd_swap_pane_exec, 39 cmd_srcdst_free, 40 cmd_srcdst_print 41 }; 42 43 void 44 cmd_swap_pane_init(struct cmd *self, int key) 45 { 46 struct cmd_target_data *data; 47 48 cmd_srcdst_init(self, key); 49 data = self->data; 50 51 if (key == '{') 52 data->chflags |= CMD_CHFLAG('U'); 53 else if (key == '}') 54 data->chflags |= CMD_CHFLAG('D'); 55 } 56 57 int 58 cmd_swap_pane_exec(struct cmd *self, struct cmd_ctx *ctx) 59 { 60 struct cmd_srcdst_data *data = self->data; 61 struct winlink *src_wl, *dst_wl; 62 struct window *src_w, *dst_w; 63 struct window_pane *tmp_wp, *src_wp, *dst_wp; 64 struct layout_cell *src_lc, *dst_lc; 65 u_int sx, sy, xoff, yoff; 66 67 if (data == NULL) 68 return (0); 69 70 if ((dst_wl = cmd_find_pane(ctx, data->dst, NULL, &dst_wp)) == NULL) 71 return (-1); 72 dst_w = dst_wl->window; 73 74 if (data->src == NULL) { 75 src_w = dst_w; 76 if (data->chflags & CMD_CHFLAG('D')) { 77 src_wp = TAILQ_NEXT(dst_wp, entry); 78 if (src_wp == NULL) 79 src_wp = TAILQ_FIRST(&dst_w->panes); 80 } else if (data->chflags & CMD_CHFLAG('U')) { 81 src_wp = TAILQ_PREV(dst_wp, window_panes, entry); 82 if (src_wp == NULL) 83 src_wp = TAILQ_LAST(&dst_w->panes, window_panes); 84 } else 85 return (0); 86 } else { 87 src_wl = cmd_find_pane(ctx, data->src, NULL, &src_wp); 88 if (src_wl == NULL) 89 return (-1); 90 src_w = src_wl->window; 91 } 92 93 if (src_wp == dst_wp) 94 return (0); 95 96 tmp_wp = TAILQ_PREV(dst_wp, window_panes, entry); 97 TAILQ_REMOVE(&dst_w->panes, dst_wp, entry); 98 TAILQ_REPLACE(&src_w->panes, src_wp, dst_wp, entry); 99 if (tmp_wp == src_wp) 100 tmp_wp = dst_wp; 101 if (tmp_wp == NULL) 102 TAILQ_INSERT_HEAD(&dst_w->panes, src_wp, entry); 103 else 104 TAILQ_INSERT_AFTER(&dst_w->panes, tmp_wp, src_wp, entry); 105 106 src_lc = src_wp->layout_cell; 107 dst_lc = dst_wp->layout_cell; 108 src_lc->wp = dst_wp; 109 dst_wp->layout_cell = src_lc; 110 dst_lc->wp = src_wp; 111 src_wp->layout_cell = dst_lc; 112 113 src_wp->window = dst_w; 114 dst_wp->window = src_w; 115 116 sx = src_wp->sx; sy = src_wp->sy; 117 xoff = src_wp->xoff; yoff = src_wp->yoff; 118 src_wp->xoff = dst_wp->xoff; src_wp->yoff = dst_wp->yoff; 119 window_pane_resize(src_wp, dst_wp->sx, dst_wp->sy); 120 dst_wp->xoff = xoff; dst_wp->yoff = yoff; 121 window_pane_resize(dst_wp, sx, sy); 122 123 if (!(data->chflags & CMD_CHFLAG('d'))) { 124 if (src_w != dst_w) { 125 window_set_active_pane(src_w, dst_wp); 126 window_set_active_pane(dst_w, src_wp); 127 } else { 128 tmp_wp = dst_wp; 129 if (!window_pane_visible(tmp_wp)) 130 tmp_wp = src_wp; 131 window_set_active_pane(src_w, tmp_wp); 132 } 133 } else { 134 if (src_w->active == src_wp) 135 window_set_active_pane(src_w, dst_wp); 136 if (dst_w->active == dst_wp) 137 window_set_active_pane(dst_w, src_wp); 138 } 139 server_redraw_window(src_w); 140 server_redraw_window(dst_w); 141 142 return (0); 143 } 144