Index: uspace/app/nav/panel.c
===================================================================
--- uspace/app/nav/panel.c	(revision 6aa85c1c3876c2d434a6d7a22cc07d02e16bb796)
+++ uspace/app/nav/panel.c	(revision 6aa85c1c3876c2d434a6d7a22cc07d02e16bb796)
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2021 Jiri Svoboda
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/** @addtogroup nav
+ * @{
+ */
+/** @file Navigator panel.
+ *
+ * Displays a file listing.
+ */
+
+#include <errno.h>
+#include <stdlib.h>
+#include "panel.h"
+#include "nav.h"
+
+/** Create panel.
+ *
+ * @param rpanel Place to store pointer to new panel
+ * @return EOK on success or an error code
+ */
+errno_t panel_create(panel_t **rpanel)
+{
+	panel_t *panel;
+
+	panel = calloc(1, sizeof(panel_t));
+	if (panel == NULL)
+		return ENOMEM;
+
+	*rpanel = panel;
+	return EOK;
+}
+
+/** Destroy panel.
+ *
+ * @param panel Panel
+ */
+void panel_destroy(panel_t *panel)
+{
+	free(panel);
+}
+
+/** @}
+ */