wait for a configure event before attaching a buffer to the surface

Author: LBCrion

src/custom-shell-surface.c

@@ -78,11 +78,13 @@ custom_shell_surface_on_window_map (GtkWidget *widget, CustomShellSurface *self)
     // attached, so we don't need to commit. If this is removed, test-window-with-initially-attached-buffer should fail.
     wl_surface_attach (wl_surface, NULL, 0, 0);
 
+    self->configured = FALSE;
     self->virtual->map (self, wl_surface);
     gdk_window_set_priv_mapped (gdk_window);
 
     wl_surface_commit (wl_surface);
-    wl_display_roundtrip (gdk_wayland_display_get_wl_display (gdk_display_get_default ()));
+    while(!self->configured)
+      wl_display_roundtrip (gdk_wayland_display_get_wl_display (gdk_display_get_default ()));
 }
 
 void

src/custom-shell-surface.h

@@ -47,6 +47,7 @@ struct _CustomShellSurface
 {
     CustomShellSurfaceVirtual const *virtual;
     CustomShellSurfacePrivate *private;
+    gboolean configured;
 };
 
 // Usually called by the subclass constructors

src/layer-surface.c

@@ -117,6 +117,7 @@ layer_surface_handle_configure (void *data,
     };
 
     layer_surface_update_size (self);
+    ((CustomShellSurface *)self)->configured = TRUE;
 }
 
 static void