Index: uspace/lib/ui/include/types/ui/cursor.h
===================================================================
--- uspace/lib/ui/include/types/ui/cursor.h	(revision 554a5f13c2cf8a985e4fe7d3cbeac4597ef4033f)
+++ uspace/lib/ui/include/types/ui/cursor.h	(revision 554a5f13c2cf8a985e4fe7d3cbeac4597ef4033f)
@@ -0,0 +1,60 @@
+/*
+ * 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
+ */
+
+#ifndef _LIBUI_TYPES_CURSOR_H_
+#define _LIBUI_TYPES_CURSOR_H_
+
+/** Stock cursor types */
+typedef enum {
+	/** Standard arrow */
+	ui_curs_arrow,
+	/** Double arrow pointing up and down */
+	ui_curs_size_ud,
+	/** Double arrow pointing left and right */
+	ui_curs_size_lr,
+	/** Double arrow pointing up-left and down-right */
+	ui_curs_size_uldr,
+	/** Double arrow pointing up-right nad down-left */
+	ui_curs_size_urdl
+} ui_stock_cursor_t;
+
+enum {
+	/** Number of stock cursor types */
+	ui_curs_limit = ui_curs_size_urdl + 1
+};
+
+#endif
+
+/** @}
+ */
Index: uspace/lib/ui/include/types/ui/wdecor.h
===================================================================
--- uspace/lib/ui/include/types/ui/wdecor.h	(revision d8ddf7a17eaf0cf4fee87a5efb1faca4bb6562b2)
+++ uspace/lib/ui/include/types/ui/wdecor.h	(revision 554a5f13c2cf8a985e4fe7d3cbeac4597ef4033f)
@@ -38,7 +38,29 @@
 
 #include <gfx/coord.h>
+#include <types/ui/cursor.h>
 
 struct ui_wdecor;
 typedef struct ui_wdecor ui_wdecor_t;
+
+/** Window decoration style */
+typedef enum {
+	ui_wds_none = 0x0,
+	ui_wds_resizable = 0x1
+} ui_wdecor_style_t;
+
+/** Window resize type */
+typedef enum {
+	ui_wr_none = 0,
+
+	ui_wr_top = 0x1,
+	ui_wr_left = 0x2,
+	ui_wr_bottom = 0x4,
+	ui_wr_right = 0x8,
+
+	ui_wr_top_left = ui_wr_top | ui_wr_left,
+	ui_wr_bottom_left = ui_wr_bottom | ui_wr_left,
+	ui_wr_bottom_right = ui_wr_bottom | ui_wr_right,
+	ui_wr_top_right = ui_wr_top | ui_wr_right
+} ui_wdecor_rsztype_t;
 
 /** Window decoration callbacks */
@@ -46,4 +68,7 @@
 	void (*close)(ui_wdecor_t *, void *);
 	void (*move)(ui_wdecor_t *, void *, gfx_coord2_t *);
+	void (*resize)(ui_wdecor_t *, void *, ui_wdecor_rsztype_t,
+	    gfx_coord2_t *);
+	void (*set_cursor)(ui_wdecor_t *, void *, ui_stock_cursor_t);
 } ui_wdecor_cb_t;
 
Index: uspace/lib/ui/include/types/ui/window.h
===================================================================
--- uspace/lib/ui/include/types/ui/window.h	(revision d8ddf7a17eaf0cf4fee87a5efb1faca4bb6562b2)
+++ uspace/lib/ui/include/types/ui/window.h	(revision 554a5f13c2cf8a985e4fe7d3cbeac4597ef4033f)
@@ -40,4 +40,5 @@
 #include <io/kbd_event.h>
 #include <io/pos_event.h>
+#include <types/ui/wdecor.h>
 
 struct ui_window;
@@ -64,4 +65,6 @@
 	/** Window caption */
 	const char *caption;
+	/** Window decoration style */
+	ui_wdecor_style_t style;
 	/** Window placement */
 	ui_wnd_placement_t placement;
Index: uspace/lib/ui/include/ui/wdecor.h
===================================================================
--- uspace/lib/ui/include/ui/wdecor.h	(revision d8ddf7a17eaf0cf4fee87a5efb1faca4bb6562b2)
+++ uspace/lib/ui/include/ui/wdecor.h	(revision 554a5f13c2cf8a985e4fe7d3cbeac4597ef4033f)
@@ -45,5 +45,5 @@
 
 extern errno_t ui_wdecor_create(ui_resource_t *, const char *,
-    ui_wdecor_t **);
+    ui_wdecor_style_t, 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 *);