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-rw-r--r--cmd-display-message.c149
1 files changed, 149 insertions, 0 deletions
diff --git a/cmd-display-message.c b/cmd-display-message.c
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--- /dev/null
+++ b/cmd-display-message.c
@@ -0,0 +1,149 @@
+/* $OpenBSD$ */
+
+/*
+ * Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org>
+ *
+ * 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 <time.h>
+
+#include "tmux.h"
+
+/*
+ * Displays a message in the status line.
+ */
+
+#define DISPLAY_MESSAGE_TEMPLATE \
+ "[#{session_name}] #{window_index}:" \
+ "#{window_name}, current pane #{pane_index} " \
+ "- (%H:%M %d-%b-%y)"
+
+static enum cmd_retval cmd_display_message_exec(struct cmd *,
+ struct cmdq_item *);
+
+const struct cmd_entry cmd_display_message_entry = {
+ .name = "display-message",
+ .alias = "display",
+
+ .args = { "ac:d:INpt:F:v", 0, 1, NULL },
+ .usage = "[-aINpv] [-c target-client] [-d delay] [-F format] "
+ CMD_TARGET_PANE_USAGE " [message]",
+
+ .target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
+
+ .flags = CMD_AFTERHOOK|CMD_CLIENT_CFLAG|CMD_CLIENT_CANFAIL,
+ .exec = cmd_display_message_exec
+};
+
+static void
+cmd_display_message_each(const char *key, const char *value, void *arg)
+{
+ struct cmdq_item *item = arg;
+
+ cmdq_print(item, "%s=%s", key, value);
+}
+
+static enum cmd_retval
+cmd_display_message_exec(struct cmd *self, struct cmdq_item *item)
+{
+ struct args *args = cmd_get_args(self);
+ struct cmd_find_state *target = cmdq_get_target(item);
+ struct client *tc = cmdq_get_target_client(item), *c;
+ struct session *s = target->s;
+ struct winlink *wl = target->wl;
+ struct window_pane *wp = target->wp;
+ const char *template;
+ char *msg, *cause;
+ int delay = -1, flags;
+ struct format_tree *ft;
+ u_int count = args_count(args);
+
+ if (args_has(args, 'I')) {
+ if (wp == NULL)
+ return (CMD_RETURN_NORMAL);
+ switch (window_pane_start_input(wp, item, &cause)) {
+ case -1:
+ cmdq_error(item, "%s", cause);
+ free(cause);
+ return (CMD_RETURN_ERROR);
+ case 1:
+ return (CMD_RETURN_NORMAL);
+ case 0:
+ return (CMD_RETURN_WAIT);
+ }
+ }
+
+ if (args_has(args, 'F') && count != 0) {
+ cmdq_error(item, "only one of -F or argument must be given");
+ return (CMD_RETURN_ERROR);
+ }
+
+ if (args_has(args, 'd')) {
+ delay = args_strtonum(args, 'd', 0, UINT_MAX, &cause);
+ if (cause != NULL) {
+ cmdq_error(item, "delay %s", cause);
+ free(cause);
+ return (CMD_RETURN_ERROR);
+ }
+ }
+
+ if (count != 0)
+ template = args_string(args, 0);
+ else
+ template = args_get(args, 'F');
+ if (template == NULL)
+ template = DISPLAY_MESSAGE_TEMPLATE;
+
+ /*
+ * -c is intended to be the client where the message should be
+ * displayed if -p is not given. But it makes sense to use it for the
+ * formats too, assuming it matches the session. If it doesn't, use the
+ * best client for the session.
+ */
+ if (tc != NULL && tc->session == s)
+ c = tc;
+ else if (s != NULL)
+ c = cmd_find_best_client(s);
+ else
+ c = NULL;
+ if (args_has(args, 'v'))
+ flags = FORMAT_VERBOSE;
+ else
+ flags = 0;
+ ft = format_create(cmdq_get_client(item), item, FORMAT_NONE, flags);
+ format_defaults(ft, c, s, wl, wp);
+
+ if (args_has(args, 'a')) {
+ format_each(ft, cmd_display_message_each, item);
+ return (CMD_RETURN_NORMAL);
+ }
+
+ msg = format_expand_time(ft, template);
+ if (cmdq_get_client(item) == NULL)
+ cmdq_error(item, "%s", msg);
+ else if (args_has(args, 'p'))
+ cmdq_print(item, "%s", msg);
+ else if (tc != NULL) {
+ status_message_set(tc, delay, 0, args_has(args, 'N'), "%s",
+ msg);
+ }
+ free(msg);
+
+ format_free(ft);
+
+ return (CMD_RETURN_NORMAL);
+}