Add format variables for the default formats for the various modes

(tree_mode_format and so on) and add a -a flag to display-message to
list variables with values.

1 files changed, 16 insertions, 2 deletions

diff --git a/cmd-display-message.c b/cmd-display-message.c
index 07cd12a8..2e935908 100644
--- a/cmd-display-message.c
+++ b/cmd-display-message.c
@@ -39,8 +39,8 @@ const struct cmd_entry cmd_display_message_entry = {
 	.name = "display-message",
 	.alias = "display",
 
-	.args = { "c:pt:F:v", 0, 1 },
-	.usage = "[-pv] [-c target-client] [-F format] "
+	.args = { "ac:pt:F:v", 0, 1 },
+	.usage = "[-apv] [-c target-client] [-F format] "
 		 CMD_TARGET_PANE_USAGE " [message]",
 
 	.target = { 't', CMD_FIND_PANE, 0 },
@@ -49,6 +49,14 @@ const struct cmd_entry cmd_display_message_entry = {
 	.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)
 {
@@ -91,6 +99,12 @@ cmd_display_message_exec(struct cmd *self, struct cmdq_item *item)
 	ft = format_create(item->client, item, FORMAT_NONE, flags);
 	format_defaults(ft, target_c, s, wl, wp);
 
+	if (args_has(args, 'a')) {
+		if (item != NULL)
+			format_each(ft, cmd_display_message_each, item);
+		return (CMD_RETURN_NORMAL);
+	}
+
 	msg = format_expand_time(ft, template);
 	if (args_has(self->args, 'p'))
 		cmdq_print(item, "%s", msg);