From 7ddb373cb4462649026396bc6216516c897c1908 Mon Sep 17 00:00:00 2001
From: o9000 <mrovi9000@gmail.com>
Date: Tue, 14 Nov 2017 11:04:55 +0100
Subject: [PATCH] Taskbar: thumbnails

---
 src/util/window.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/util/window.c b/src/util/window.c
index 5c58875..0c625b7 100644
--- a/src/util/window.c
+++ b/src/util/window.c
@@ -367,8 +367,12 @@ cairo_surface_t *get_window_thumbnail(Window win)
     th = 128;
     tw = w * th / h;
 
+    XWindowAttributes wa;
+    if (!XGetWindowAttributes(server.display, win, &wa))
+        return NULL;
+
     cairo_surface_t *x11_surface =
-        cairo_xlib_surface_create(server.display, win, DefaultVisual(server.display, server.screen), w, h);
+        cairo_xlib_surface_create(server.display, win, wa.visual, w, h);
     cairo_surface_t *image_surface = cairo_surface_create_similar_image(x11_surface, CAIRO_FORMAT_ARGB32, tw, th);
 
     cairo_t *cr = cairo_create(image_surface);