sway-patched-tray-menu-github/sway/commands/title_format.c
Ryan Dwyer 17014c34e2 Fix crashes when running certain commands on an empty workspace
This fixes crashes when running the border, mark, unmark and
title_format commands on an empty workspace.
2018-10-17 19:55:00 +10:00

28 lines
857 B
C

#define _POSIX_C_SOURCE 200809L
#include <string.h>
#include "sway/commands.h"
#include "sway/config.h"
#include "sway/tree/view.h"
#include "log.h"
#include "stringop.h"
struct cmd_results *cmd_title_format(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "title_format", EXPECTED_AT_LEAST, 1))) {
return error;
}
struct sway_container *container = config->handler_context.container;
if (!container || !container->view) {
return cmd_results_new(CMD_INVALID, "title_format",
"Only views can have a title_format");
}
struct sway_view *view = container->view;
char *format = join_args(argv, argc);
if (view->title_format) {
free(view->title_format);
}
view->title_format = format;
view_update_title(view, true);
config_update_font_height(true);
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}