Add safety check for scale.

kyegupov · Oct 31, 2016 · 97a6945 · 97a6945
1 parent d0c7c56
commit 97a6945
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/decorations/DecorationsForceQuitDialog.cpp b/decorations/DecorationsForceQuitDialog.cpp
@@ -478,7 +478,8 @@ struct ForceQuitDialog::Impl : sigc::trackable
 
   void UpdateDialogPosition()
   {
-    auto scale = gtk_widget_get_scale_factor(dialog_);
+    gint scale = gtk_widget_get_scale_factor(dialog_);
+    scale = std::max<gint>(1, scale);
     auto const& win_geo = win_->inputRect();
     nux::Size walloc(gtk_widget_get_allocated_width(dialog_) * scale, gtk_widget_get_allocated_height(dialog_) * scale);
     gtk_window_move(GTK_WINDOW(dialog_), (win_geo.centerX() - walloc.width/2) / scale, (win_geo.centerY() - walloc.height/2) / scale);