1 /* $OpenBSD: cmd-swap-pane.c,v 1.10 2009/11/13 19:53:29 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, "dDU", 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 cmd_set_flag(&data->chflags, 'U'); 53 else if (key == '}') 54 cmd_set_flag(&data->chflags, 'D'); 55 } 56 57 58 int 59 cmd_swap_pane_exec(struct cmd *self, struct cmd_ctx *ctx) 60 { 61 struct cmd_srcdst_data *data = self->data; 62 struct winlink *src_wl, *dst_wl; 63 struct window *src_w, *dst_w; 64 struct window_pane *tmp_wp, *src_wp, *dst_wp; 65 struct layout_cell *src_lc, *dst_lc; 66 u_int sx, sy, xoff, yoff; 67 68 if (data == NULL) 69 return (0); 70 71 if ((dst_wl = cmd_find_pane(ctx, data->dst, NULL, &dst_wp)) == NULL) 72 return (-1); 73 dst_w = dst_wl->window; 74 75 if (data->src == NULL) { 76 src_w = dst_w; 77 if (cmd_check_flag(data->chflags, 'D')) { 78 src_wp = TAILQ_NEXT(dst_wp, entry); 79 if (src_wp == NULL) 80 src_wp = TAILQ_FIRST(&dst_w->panes); 81 } else if (cmd_check_flag(data->chflags, 'U')) { 82 src_wp = TAILQ_PREV(dst_wp, window_panes, entry); 83 if (src_wp == NULL) 84 src_wp = TAILQ_LAST(&dst_w->panes, window_panes); 85 } else 86 return (0); 87 } else { 88 src_wl = cmd_find_pane(ctx, data->src, NULL, &src_wp); 89 if (src_wl == NULL) 90 return (-1); 91 src_w = src_wl->window; 92 } 93 94 if (src_wp == dst_wp) 95 return (0); 96 97 tmp_wp = TAILQ_PREV(dst_wp, window_panes, entry); 98 TAILQ_REMOVE(&dst_w->panes, dst_wp, entry); 99 TAILQ_REPLACE(&src_w->panes, src_wp, dst_wp, entry); 100 if (tmp_wp == src_wp) 101 tmp_wp = dst_wp; 102 if (tmp_wp == NULL) 103 TAILQ_INSERT_HEAD(&dst_w->panes, src_wp, entry); 104 else 105 TAILQ_INSERT_AFTER(&dst_w->panes, tmp_wp, src_wp, entry); 106 107 src_lc = src_wp->layout_cell; 108 dst_lc = dst_wp->layout_cell; 109 src_lc->wp = dst_wp; 110 dst_wp->layout_cell = src_lc; 111 dst_lc->wp = src_wp; 112 src_wp->layout_cell = dst_lc; 113 114 src_wp->window = dst_w; 115 dst_wp->window = src_w; 116 117 sx = src_wp->sx; sy = src_wp->sy; 118 xoff = src_wp->xoff; yoff = src_wp->yoff; 119 src_wp->xoff = dst_wp->xoff; src_wp->yoff = dst_wp->yoff; 120 window_pane_resize(src_wp, dst_wp->sx, dst_wp->sy); 121 dst_wp->xoff = xoff; dst_wp->yoff = yoff; 122 window_pane_resize(dst_wp, sx, sy); 123 124 if (!cmd_check_flag(data->chflags, 'd')) { 125 if (src_w != dst_w) { 126 window_set_active_pane(src_w, dst_wp); 127 window_set_active_pane(dst_w, src_wp); 128 } else { 129 tmp_wp = dst_wp; 130 if (!window_pane_visible(tmp_wp)) 131 tmp_wp = src_wp; 132 window_set_active_pane(src_w, tmp_wp); 133 } 134 } else { 135 if (src_w->active == src_wp) 136 window_set_active_pane(src_w, dst_wp); 137 if (dst_w->active == dst_wp) 138 window_set_active_pane(dst_w, src_wp); 139 } 140 server_redraw_window(src_w); 141 server_redraw_window(dst_w); 142 143 return (0); 144 } 145