sync code with last improvements from OpenBSD

app/xmag/RootWin.c

@@ -0,0 +1,83 @@
+/*
+
+Copyright 1990, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+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 OPEN GROUP 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.
+
+Except as contained in this notice, the name of The Open Group shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from The Open Group.
+
+*/
+
+
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include "RootWinP.h"
+
+static void Realize ( Widget w, XtValueMask *value_mask, XSetWindowAttributes *attributes );
+
+RootWindowClassRec rootWindowClassRec = {
+  { /* core fields */
+    /* superclass		*/	(WidgetClass) &widgetClassRec,
+    /* class_name		*/	"RootWindow",
+    /* widget_size		*/	sizeof(RootWindowRec),
+    /* class_initialize		*/	NULL,
+    /* class_part_initialize	*/	NULL,
+    /* class_inited		*/	FALSE,
+    /* initialize		*/	NULL,
+    /* initialize_hook		*/	NULL,
+    /* realize			*/	Realize,
+    /* actions			*/	NULL,
+    /* num_actions		*/	0,
+    /* resources		*/	NULL,
+    /* num_resources		*/	0,
+    /* xrm_class		*/	NULLQUARK,
+    /* compress_motion		*/	TRUE,
+    /* compress_exposure	*/	TRUE,
+    /* compress_enterleave	*/	TRUE,
+    /* visible_interest		*/	FALSE,
+    /* destroy			*/	NULL,
+    /* resize			*/	NULL,
+    /* expose			*/	NULL,
+    /* set_values		*/	NULL,
+    /* set_values_hook		*/	NULL,
+    /* set_values_almost	*/	XtInheritSetValuesAlmost,
+    /* get_values_hook		*/	NULL,
+    /* accept_focus		*/	NULL,
+    /* version			*/	XtVersion,
+    /* callback_private		*/	NULL,
+    /* tm_table			*/	NULL,
+    /* query_geometry		*/	XtInheritQueryGeometry,
+    /* display_accelerator	*/	XtInheritDisplayAccelerator,
+    /* extension		*/	NULL
+  },
+  { /* rootWindow fields */
+    /* empty			*/	0
+  }
+};
+
+WidgetClass rootWindowWidgetClass = (WidgetClass)&rootWindowClassRec;
+
+/*ARGSUSED*/
+static void
+Realize(Widget w, XtValueMask *value_mask, XSetWindowAttributes *attributes)
+{
+    w->core.window = RootWindowOfScreen(w->core.screen);
+}