Annotation of embedaddon/tmux/cmd-join-pane.c, revision 1.1
1.1 ! misho 1: /* $OpenBSD$ */
! 2:
! 3: /*
! 4: * Copyright (c) 2011 George Nachman <tmux@georgester.com>
! 5: * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
! 6: *
! 7: * Permission to use, copy, modify, and distribute this software for any
! 8: * purpose with or without fee is hereby granted, provided that the above
! 9: * copyright notice and this permission notice appear in all copies.
! 10: *
! 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
! 12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
! 13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
! 14: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
! 15: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
! 16: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
! 17: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
! 18: */
! 19:
! 20: #include <sys/types.h>
! 21:
! 22: #include <stdlib.h>
! 23: #include <unistd.h>
! 24:
! 25: #include "tmux.h"
! 26:
! 27: /*
! 28: * Join or move a pane into another (like split/swap/kill).
! 29: */
! 30:
! 31: static enum cmd_retval cmd_join_pane_exec(struct cmd *, struct cmdq_item *);
! 32:
! 33: const struct cmd_entry cmd_join_pane_entry = {
! 34: .name = "join-pane",
! 35: .alias = "joinp",
! 36:
! 37: .args = { "bdhvp:l:s:t:", 0, 0 },
! 38: .usage = "[-bdhv] [-p percentage|-l size] " CMD_SRCDST_PANE_USAGE,
! 39:
! 40: .sflag = CMD_PANE_MARKED,
! 41: .tflag = CMD_PANE,
! 42:
! 43: .flags = 0,
! 44: .exec = cmd_join_pane_exec
! 45: };
! 46:
! 47: const struct cmd_entry cmd_move_pane_entry = {
! 48: .name = "move-pane",
! 49: .alias = "movep",
! 50:
! 51: .args = { "bdhvp:l:s:t:", 0, 0 },
! 52: .usage = "[-bdhv] [-p percentage|-l size] " CMD_SRCDST_PANE_USAGE,
! 53:
! 54: .sflag = CMD_PANE,
! 55: .tflag = CMD_PANE,
! 56:
! 57: .flags = 0,
! 58: .exec = cmd_join_pane_exec
! 59: };
! 60:
! 61: static enum cmd_retval
! 62: cmd_join_pane_exec(struct cmd *self, struct cmdq_item *item)
! 63: {
! 64: struct args *args = self->args;
! 65: struct session *dst_s;
! 66: struct winlink *src_wl, *dst_wl;
! 67: struct window *src_w, *dst_w;
! 68: struct window_pane *src_wp, *dst_wp;
! 69: char *cause;
! 70: int size, percentage, dst_idx;
! 71: enum layout_type type;
! 72: struct layout_cell *lc;
! 73: int not_same_window;
! 74:
! 75: if (self->entry == &cmd_join_pane_entry)
! 76: not_same_window = 1;
! 77: else
! 78: not_same_window = 0;
! 79:
! 80: dst_s = item->state.tflag.s;
! 81: dst_wl = item->state.tflag.wl;
! 82: dst_wp = item->state.tflag.wp;
! 83: dst_w = dst_wl->window;
! 84: dst_idx = dst_wl->idx;
! 85: server_unzoom_window(dst_w);
! 86:
! 87: src_wl = item->state.sflag.wl;
! 88: src_wp = item->state.sflag.wp;
! 89: src_w = src_wl->window;
! 90: server_unzoom_window(src_w);
! 91:
! 92: if (not_same_window && src_w == dst_w) {
! 93: cmdq_error(item, "can't join a pane to its own window");
! 94: return (CMD_RETURN_ERROR);
! 95: }
! 96: if (!not_same_window && src_wp == dst_wp) {
! 97: cmdq_error(item, "source and target panes must be different");
! 98: return (CMD_RETURN_ERROR);
! 99: }
! 100:
! 101: type = LAYOUT_TOPBOTTOM;
! 102: if (args_has(args, 'h'))
! 103: type = LAYOUT_LEFTRIGHT;
! 104:
! 105: size = -1;
! 106: if (args_has(args, 'l')) {
! 107: size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
! 108: if (cause != NULL) {
! 109: cmdq_error(item, "size %s", cause);
! 110: free(cause);
! 111: return (CMD_RETURN_ERROR);
! 112: }
! 113: } else if (args_has(args, 'p')) {
! 114: percentage = args_strtonum(args, 'p', 0, 100, &cause);
! 115: if (cause != NULL) {
! 116: cmdq_error(item, "percentage %s", cause);
! 117: free(cause);
! 118: return (CMD_RETURN_ERROR);
! 119: }
! 120: if (type == LAYOUT_TOPBOTTOM)
! 121: size = (dst_wp->sy * percentage) / 100;
! 122: else
! 123: size = (dst_wp->sx * percentage) / 100;
! 124: }
! 125: lc = layout_split_pane(dst_wp, type, size, args_has(args, 'b'), 0);
! 126: if (lc == NULL) {
! 127: cmdq_error(item, "create pane failed: pane too small");
! 128: return (CMD_RETURN_ERROR);
! 129: }
! 130:
! 131: layout_close_pane(src_wp);
! 132:
! 133: window_lost_pane(src_w, src_wp);
! 134: TAILQ_REMOVE(&src_w->panes, src_wp, entry);
! 135:
! 136: src_wp->window = dst_w;
! 137: TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry);
! 138: layout_assign_pane(lc, src_wp);
! 139:
! 140: recalculate_sizes();
! 141:
! 142: server_redraw_window(src_w);
! 143: server_redraw_window(dst_w);
! 144:
! 145: if (!args_has(args, 'd')) {
! 146: window_set_active_pane(dst_w, src_wp);
! 147: session_select(dst_s, dst_idx);
! 148: server_redraw_session(dst_s);
! 149: } else
! 150: server_status_session(dst_s);
! 151:
! 152: if (window_count_panes(src_w) == 0)
! 153: server_kill_window(src_w);
! 154: else
! 155: notify_window("window-layout-changed", src_w);
! 156: notify_window("window-layout-changed", dst_w);
! 157:
! 158: return (CMD_RETURN_NORMAL);
! 159: }
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