wdvi

commit 68745d092199c208ae1a09b07c47cf2a024d84a8
parent f89acbe5940001d670c6169ea21aa9973534ec1e
Author: Kyle Milz <krwmilz@gmail.com>
Date:   Thu, 16 Sep 2021 07:33:44 +0000

set the backing store to WhenMapped

Diffstat:
M
xdvi.c
 | 
4
++++

1 file changed, 4 insertions(+), 0 deletions(-)
diff --git a/xdvi.c b/xdvi.c
@@ -921,6 +921,10 @@ main(int argc, char **argv)
 
 	currwin.win = mane.win = XtWindow(draw_widget);
 
+	XSetWindowAttributes wattrs;
+	wattrs.backing_store = WhenMapped;
+	XChangeWindowAttributes(DISP, mane.win, CWBackingStore, &wattrs);
+
 	XWindowAttributes attrs;
 	(void) XGetWindowAttributes(DISP, mane.win, &attrs);
 	backing_store = attrs.backing_store;