Adding upstream version 3.3a.upstream/3.3a

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 304 insertions, 0 deletions

diff --git a/cmd-refresh-client.c b/cmd-refresh-client.c
new file mode 100644
index 0000000..6b94728
--- /dev/null
+++ b/cmd-refresh-client.c
@@ -0,0 +1,304 @@
+/* $OpenBSD$ */
+
+/*
+ * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
+ *
+ * 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 <string.h>
+
+#include "tmux.h"
+
+/*
+ * Refresh client.
+ */
+
+static enum cmd_retval	cmd_refresh_client_exec(struct cmd *,
+			    struct cmdq_item *);
+
+const struct cmd_entry cmd_refresh_client_entry = {
+	.name = "refresh-client",
+	.alias = "refresh",
+
+	.args = { "A:B:cC:Df:F:l::LRSt:U", 0, 1, NULL },
+	.usage = "[-cDlLRSU] [-A pane:state] [-B name:what:format] "
+		 "[-C XxY] [-f flags] " CMD_TARGET_CLIENT_USAGE " [adjustment]",
+
+	.flags = CMD_AFTERHOOK|CMD_CLIENT_TFLAG,
+	.exec = cmd_refresh_client_exec
+};
+
+static void
+cmd_refresh_client_update_subscription(struct client *tc, const char *value)
+{
+	char			*copy, *split, *name, *what;
+	enum control_sub_type	 subtype;
+	int			 subid = -1;
+
+	copy = name = xstrdup(value);
+	if ((split = strchr(copy, ':')) == NULL) {
+		control_remove_sub(tc, copy);
+		goto out;
+	}
+	*split++ = '\0';
+
+	what = split;
+	if ((split = strchr(what, ':')) == NULL)
+		goto out;
+	*split++ = '\0';
+
+	if (strcmp(what, "%*") == 0)
+		subtype = CONTROL_SUB_ALL_PANES;
+	else if (sscanf(what, "%%%d", &subid) == 1 && subid >= 0)
+		subtype = CONTROL_SUB_PANE;
+	else if (strcmp(what, "@*") == 0)
+		subtype = CONTROL_SUB_ALL_WINDOWS;
+	else if (sscanf(what, "@%d", &subid) == 1 && subid >= 0)
+		subtype = CONTROL_SUB_WINDOW;
+	else
+		subtype = CONTROL_SUB_SESSION;
+	control_add_sub(tc, name, subtype, subid, split);
+
+out:
+	free(copy);
+}
+
+static enum cmd_retval
+cmd_refresh_client_control_client_size(struct cmd *self, struct cmdq_item *item)
+{
+	struct args		*args = cmd_get_args(self);
+	struct client		*tc = cmdq_get_target_client(item);
+	const char		*size = args_get(args, 'C');
+	u_int			 w, x, y;
+	struct client_window	*cw;
+
+	if (sscanf(size, "@%u:%ux%u", &w, &x, &y) == 3) {
+		if (x < WINDOW_MINIMUM || x > WINDOW_MAXIMUM ||
+		    y < WINDOW_MINIMUM || y > WINDOW_MAXIMUM) {
+			cmdq_error(item, "size too small or too big");
+			return (CMD_RETURN_ERROR);
+		}
+		log_debug("%s: client %s window @%u: size %ux%u", __func__,
+		    tc->name, w, x, y);
+		cw = server_client_add_client_window(tc, w);
+		cw->sx = x;
+		cw->sy = y;
+		tc->flags |= CLIENT_WINDOWSIZECHANGED;
+		recalculate_sizes_now(1);
+		return (CMD_RETURN_NORMAL);
+	}
+	if (sscanf(size, "@%u:", &w) == 1) {
+		cw = server_client_get_client_window(tc, w);
+		if (cw != NULL) {
+			log_debug("%s: client %s window @%u: no size", __func__,
+			    tc->name, w);
+			cw->sx = 0;
+			cw->sy = 0;
+			recalculate_sizes_now(1);
+		}
+		return (CMD_RETURN_NORMAL);
+	}
+
+	if (sscanf(size, "%u,%u", &x, &y) != 2 &&
+	    sscanf(size, "%ux%u", &x, &y) != 2) {
+		cmdq_error(item, "bad size argument");
+		return (CMD_RETURN_ERROR);
+	}
+	if (x < WINDOW_MINIMUM || x > WINDOW_MAXIMUM ||
+	    y < WINDOW_MINIMUM || y > WINDOW_MAXIMUM) {
+		cmdq_error(item, "size too small or too big");
+		return (CMD_RETURN_ERROR);
+	}
+	tty_set_size(&tc->tty, x, y, 0, 0);
+	tc->flags |= CLIENT_SIZECHANGED;
+	recalculate_sizes_now(1);
+	return (CMD_RETURN_NORMAL);
+}
+
+static void
+cmd_refresh_client_update_offset(struct client *tc, const char *value)
+{
+	struct window_pane	*wp;
+	char			*copy, *split;
+	u_int			 pane;
+
+	if (*value != '%')
+		return;
+	copy = xstrdup(value);
+	if ((split = strchr(copy, ':')) == NULL)
+		goto out;
+	*split++ = '\0';
+
+	if (sscanf(copy, "%%%u", &pane) != 1)
+		goto out;
+	wp = window_pane_find_by_id(pane);
+	if (wp == NULL)
+		goto out;
+
+	if (strcmp(split, "on") == 0)
+		control_set_pane_on(tc, wp);
+	else if (strcmp(split, "off") == 0)
+		control_set_pane_off(tc, wp);
+	else if (strcmp(split, "continue") == 0)
+		control_continue_pane(tc, wp);
+	else if (strcmp(split, "pause") == 0)
+		control_pause_pane(tc, wp);
+
+out:
+	free(copy);
+}
+
+static enum cmd_retval
+cmd_refresh_client_clipboard(struct cmd *self, struct cmdq_item *item)
+{
+	struct args		*args = cmd_get_args(self);
+	struct client		*tc = cmdq_get_target_client(item);
+	const char		*p;
+	u_int			 i;
+	struct cmd_find_state	 fs;
+
+	p = args_get(args, 'l');
+	if (p == NULL) {
+		if (tc->flags & CLIENT_CLIPBOARDBUFFER)
+			return (CMD_RETURN_NORMAL);
+		tc->flags |= CLIENT_CLIPBOARDBUFFER;
+	} else {
+		if (cmd_find_target(&fs, item, p, CMD_FIND_PANE, 0) != 0)
+			return (CMD_RETURN_ERROR);
+		for (i = 0; i < tc->clipboard_npanes; i++) {
+			if (tc->clipboard_panes[i] == fs.wp->id)
+				break;
+		}
+		if (i != tc->clipboard_npanes)
+			return (CMD_RETURN_NORMAL);
+		tc->clipboard_panes = xreallocarray(tc->clipboard_panes,
+		    tc->clipboard_npanes + 1, sizeof *tc->clipboard_panes);
+		tc->clipboard_panes[tc->clipboard_npanes++] = fs.wp->id;
+	}
+	tty_clipboard_query(&tc->tty);
+	return (CMD_RETURN_NORMAL);
+}
+
+static enum cmd_retval
+cmd_refresh_client_exec(struct cmd *self, struct cmdq_item *item)
+{
+	struct args		*args = cmd_get_args(self);
+	struct client		*tc = cmdq_get_target_client(item);
+	struct tty		*tty = &tc->tty;
+	struct window		*w;
+	const char		*errstr;
+	u_int			 adjust;
+	struct args_value	*av;
+
+	if (args_has(args, 'c') ||
+	    args_has(args, 'L') ||
+	    args_has(args, 'R') ||
+	    args_has(args, 'U') ||
+	    args_has(args, 'D'))
+	{
+		if (args_count(args) == 0)
+			adjust = 1;
+		else {
+			adjust = strtonum(args_string(args, 0), 1, INT_MAX,
+			    &errstr);
+			if (errstr != NULL) {
+				cmdq_error(item, "adjustment %s", errstr);
+				return (CMD_RETURN_ERROR);
+			}
+		}
+
+		if (args_has(args, 'c'))
+			tc->pan_window = NULL;
+		else {
+			w = tc->session->curw->window;
+			if (tc->pan_window != w) {
+				tc->pan_window = w;
+				tc->pan_ox = tty->oox;
+				tc->pan_oy = tty->ooy;
+			}
+			if (args_has(args, 'L')) {
+				if (tc->pan_ox > adjust)
+					tc->pan_ox -= adjust;
+				else
+					tc->pan_ox = 0;
+			} else if (args_has(args, 'R')) {
+				tc->pan_ox += adjust;
+				if (tc->pan_ox > w->sx - tty->osx)
+					tc->pan_ox = w->sx - tty->osx;
+			} else if (args_has(args, 'U')) {
+				if (tc->pan_oy > adjust)
+					tc->pan_oy -= adjust;
+				else
+					tc->pan_oy = 0;
+			} else if (args_has(args, 'D')) {
+				tc->pan_oy += adjust;
+				if (tc->pan_oy > w->sy - tty->osy)
+					tc->pan_oy = w->sy - tty->osy;
+			}
+		}
+		tty_update_client_offset(tc);
+		server_redraw_client(tc);
+		return (CMD_RETURN_NORMAL);
+	}
+
+	if (args_has(args, 'l'))
+		return (cmd_refresh_client_clipboard(self, item));
+
+	if (args_has(args, 'F')) /* -F is an alias for -f */
+		server_client_set_flags(tc, args_get(args, 'F'));
+	if (args_has(args, 'f'))
+		server_client_set_flags(tc, args_get(args, 'f'));
+
+	if (args_has(args, 'A')) {
+		if (~tc->flags & CLIENT_CONTROL)
+			goto not_control_client;
+		av = args_first_value(args, 'A');
+		while (av != NULL) {
+			cmd_refresh_client_update_offset(tc, av->string);
+			av = args_next_value(av);
+		}
+		return (CMD_RETURN_NORMAL);
+	}
+	if (args_has(args, 'B')) {
+		if (~tc->flags & CLIENT_CONTROL)
+			goto not_control_client;
+		av = args_first_value(args, 'B');
+		while (av != NULL) {
+			cmd_refresh_client_update_subscription(tc, av->string);
+			av = args_next_value(av);
+		}
+		return (CMD_RETURN_NORMAL);
+	}
+	if (args_has(args, 'C')) {
+		if (~tc->flags & CLIENT_CONTROL)
+			goto not_control_client;
+		return (cmd_refresh_client_control_client_size(self, item));
+	}
+
+	if (args_has(args, 'S')) {
+		tc->flags |= CLIENT_STATUSFORCE;
+		server_status_client(tc);
+	} else {
+		tc->flags |= CLIENT_STATUSFORCE;
+		server_redraw_client(tc);
+	}
+	return (CMD_RETURN_NORMAL);
+
+not_control_client:
+	cmdq_error(item, "not a control client");
+	return (CMD_RETURN_ERROR);
+}