+/* SYNTAX: SCROLLBACK LEVELCLEAR [-all] [-level <level>] [<refnum>] */
+static void cmd_scrollback_levelclear(const char *data)
+{
+ WINDOW_REC *window;
+ GHashTable *optlist;
+ char *refnum;
+ void *free_arg;
+ GSList *tmp;
+ int level;
+ char *levelarg;
+
+ g_return_if_fail(data != NULL);
+
+ if (!cmd_get_params(data, &free_arg, 1 | PARAM_FLAG_OPTIONS,
+ "scrollback levelclear", &optlist, &refnum)) return;
+
+ levelarg = g_hash_table_lookup(optlist, "level");
+ level = (levelarg == NULL || *levelarg == '\0') ? 0 :
+ level2bits(replace_chars(levelarg, ',', ' '), NULL);
+ if (level == 0) {
+ cmd_params_free(free_arg);
+ return;
+ }
+
+ if (g_hash_table_lookup(optlist, "all") != NULL) {
+ /* clear all windows */
+ for (tmp = windows; tmp != NULL; tmp = tmp->next) {
+ window = tmp->data;
+ textbuffer_view_remove_lines_by_level(WINDOW_GUI(window)->view, level);
+ }
+ } else if (*refnum != '\0') {
+ /* clear specified window */
+ window = window_find_refnum(atoi(refnum));
+ if (window != NULL)
+ textbuffer_view_remove_lines_by_level(WINDOW_GUI(window)->view, level);
+ } else {
+ /* clear active window */
+ textbuffer_view_remove_lines_by_level(WINDOW_GUI(active_win)->view, level);
+ }
+
+ cmd_params_free(free_arg);
+}
+