Index: uspace/lib/ui/include/types/ui/wdecor.h
===================================================================
--- uspace/lib/ui/include/types/ui/wdecor.h	(revision 17696938536729f8e143b51c1b0e5b84bbb276e7)
+++ uspace/lib/ui/include/types/ui/wdecor.h	(revision 17696938536729f8e143b51c1b0e5b84bbb276e7)
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2020 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 libui
+ * @{
+ */
+/**
+ * @file Window decoration
+ */
+
+#ifndef _UI_TYPES_WDECOR_H
+#define _UI_TYPES_WDECOR_H
+
+#include <gfx/coord.h>
+
+struct ui_wdecor;
+typedef struct ui_wdecor ui_wdecor_t;
+
+/** Window decoration callbacks */
+typedef struct ui_wdecor_cb {
+	void (*close)(ui_wdecor_t *, void *);
+	void (*move)(ui_wdecor_t *, void *, gfx_coord2_t *);
+} ui_wdecor_cb_t;
+
+#endif
+
+/** @}
+ */
Index: uspace/lib/ui/include/ui/wdecor.h
===================================================================
--- uspace/lib/ui/include/ui/wdecor.h	(revision 17696938536729f8e143b51c1b0e5b84bbb276e7)
+++ uspace/lib/ui/include/ui/wdecor.h	(revision 17696938536729f8e143b51c1b0e5b84bbb276e7)
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2020 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 libui
+ * @{
+ */
+/**
+ * @file Window decoration
+ */
+
+#ifndef _UI_WDECOR_H
+#define _UI_WDECOR_H
+
+#include <errno.h>
+#include <gfx/coord.h>
+#include <io/pos_event.h>
+#include <stdbool.h>
+#include <types/ui/resource.h>
+#include <types/ui/wdecor.h>
+
+extern errno_t ui_wdecor_create(ui_resource_t *, const char *,
+    ui_wdecor_t **);
+extern void ui_wdecor_destroy(ui_wdecor_t *);
+extern void ui_wdecor_set_cb(ui_wdecor_t *, ui_wdecor_cb_t *, void *);
+extern void ui_wdecor_set_rect(ui_wdecor_t *, gfx_rect_t *);
+extern void ui_wdecor_set_active(ui_wdecor_t *, bool);
+extern errno_t ui_wdecor_paint(ui_wdecor_t *);
+extern void ui_wdecor_pos_event(ui_wdecor_t *, pos_event_t *);
+
+#endif
+
+/** @}
+ */