--- /dev/null
+/* -copyright-
+#-# Copyright © 2021 Eric Bina, Dave Black, TJ Phan,
+#-# Vincent Renardias, Willem Vermin
+#-#
+#-# Permission is hereby granted, free of charge, to any person
+#-# obtaining a copy of this software and associated documentation
+#-# files (the “Software”), to deal in the Software without
+#-# restriction, including without limitation the rights to use,
+#-# copy, modify, merge, publish, distribute, sublicense, and/or
+#-# sell copies of the Software, and to permit persons to whom
+#-# the Software is furnished to do so, subject to the following
+#-# conditions:
+#-#
+#-# The above copyright notice and this permission notice shall
+#-# be included in all copies or substantial portions of the Software.
+#-#
+#-# THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND,
+#-# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+#-# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+#-# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+#-# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+#-# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+#-# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+#-# OTHER DEALINGS IN THE SOFTWARE.
+#-#
+*/
+#pragma once
+#include <X11/Xlib.h>
+typedef struct _WinInfo
+{
+ Window id ;
+ int x,y ; // x,y coordinates
+ int xa,ya ; // x,y coordinates absolute
+ unsigned int w,h ; // width, height
+ int ws ; // workspace
+
+#ifdef NO_USE_BITS
+ unsigned int sticky ; // is visible on all workspaces
+ unsigned int dock ; // is a "dock" (panel)
+ unsigned int hidden ; // is hidden (iconified)
+#else
+ unsigned int sticky: 1; // is visible on all workspaces
+ unsigned int dock : 1; // is a "dock" (panel)
+ unsigned int hidden: 1; // is hidden (iconified)
+#endif
+} WinInfo;
+
+extern int GetWindows(WinInfo **w, int *nw);
+