break-pane command to split a pane off into a new window; bound to ! by default.

1 files changed, 92 insertions, 0 deletions

diff --git a/cmd-break-pane.c b/cmd-break-pane.c
new file mode 100644
index 00000000..95a0171f
--- /dev/null
+++ b/cmd-break-pane.c
@@ -0,0 +1,92 @@
+/* $Id: cmd-break-pane.c,v 1.1 2009-03-07 09:29:54 nicm Exp $ */
+
+/*
+ * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+
+#include <stdlib.h>
+
+#include "tmux.h"
+
+/*
+ * Break pane off into a window.
+ */
+
+int	cmd_break_pane_exec(struct cmd *, struct cmd_ctx *);
+
+const struct cmd_entry cmd_break_pane_entry = {
+	"break-pane", "breakp",
+	CMD_PANE_WINDOW_USAGE " [-d]",
+	CMD_DFLAG,
+	cmd_pane_init,
+	cmd_pane_parse,
+	cmd_break_pane_exec,
+       	cmd_pane_send,
+	cmd_pane_recv,
+	cmd_pane_free,
+	cmd_pane_print
+};
+
+int
+cmd_break_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
+{
+	struct cmd_pane_data	*data = self->data;
+	struct winlink		*wl;
+	struct session		*s;
+	struct window_pane	*wp;
+	struct window		*w;
+	char			*cause;
+	
+	if ((wl = cmd_find_window(ctx, data->target, &s)) == NULL)
+		return (-1);
+	if (data->pane == -1)
+		wp = wl->window->active;
+	else {
+		wp = window_pane_at_index(wl->window, data->pane);
+		if (wp == NULL) {
+			ctx->error(ctx, "no pane: %d", data->pane);
+			return (-1);
+		}
+	}
+
+	if (window_count_panes(wl->window) == 1) {
+		ctx->error(ctx, "can't break pane: %d", data->pane);
+		return (-1);
+	}
+
+	TAILQ_REMOVE(&wl->window->panes, wp, entry);
+	if (wl->window->active == wp) {
+		wl->window->active = TAILQ_PREV(wp, window_panes, entry);
+		if (wl->window->active == NULL)
+			wl->window->active = TAILQ_NEXT(wp, entry);
+	}
+	window_fit_panes(wl->window);
+
+ 	w = wp->window = window_create1(s->sx, s->sy);
+ 	TAILQ_INSERT_HEAD(&w->panes, wp, entry);
+ 	w->active = wp;
+ 	window_fit_panes(w);
+ 	w->name = default_window_name(w);
+
+ 	wl = session_attach(s, w, -1, &cause); /* can't fail */
+
+ 	if (!(data->flags & CMD_DFLAG))
+ 		session_select(s, wl->idx);
+	server_redraw_session(s);
+
+	return (0);
+}