[PATCH xwayland 1/2] xwayland: Update actual screen and root window size on output hot plug

[Jonas Ådahl]

When a new output is hot-plugged we need to not only update our internal
screen dimensions, but also the dix screen dimensions, screenInfo
dimensions and the root window dimensions.

https://bugs.freedesktop.org/show_bug.cgi?id=92273

Signed-off-by: Jonas Ådahl <jadahl at gmail.com>
---
 hw/xwayland/xwayland-output.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/hw/xwayland/xwayland-output.c b/hw/xwayland/xwayland-output.c
index 923f368..a8c2f2e 100644
--- a/hw/xwayland/xwayland-output.c
+++ b/hw/xwayland/xwayland-output.c
@@ -156,9 +156,22 @@ output_handle_done(void *data, struct wl_output *wl_output)
 	--xwl_screen->expecting_event;
     }
 
+    if (xwl_screen->screen->root)
+        SetRootClip(xwl_screen->screen, FALSE);
+
     xwl_screen->width = width;
     xwl_screen->height = height;
-    RRScreenSizeNotify(xwl_screen->screen);
+    xwl_screen->screen->width = width;
+    xwl_screen->screen->height = height;
+
+    if (xwl_screen->screen->root) {
+        xwl_screen->screen->root->drawable.width = width;
+        xwl_screen->screen->root->drawable.height = height;
+        SetRootClip(xwl_screen->screen, TRUE);
+        RRScreenSizeNotify(xwl_screen->screen);
+    }
+
+    update_desktop_dimensions();
 }
 
 static void
-- 
2.4.3