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-rw-r--r--src/newgrf_gui.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/newgrf_gui.cpp b/src/newgrf_gui.cpp
index c9ac27f3c..5319b1c3f 100644
--- a/src/newgrf_gui.cpp
+++ b/src/newgrf_gui.cpp
@@ -749,6 +749,7 @@ struct NewGRFWindow : public Window {
this->sel = newsel;
this->preset = -1;
this->InvalidateData();
+ this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
break;
}
@@ -791,6 +792,8 @@ struct NewGRFWindow : public Window {
uint i = (pt.y - this->GetWidget<NWidgetBase>(SNGRFS_FILE_LIST)->pos_y) / this->resize.step_height + this->vscroll.GetPosition();
for (c = this->list; c != NULL && i > 0; c = c->next, i--) {}
+
+ if (this->sel != c) this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
this->sel = c;
this->InvalidateData();