Gtk.TreeView.prototype.convert_tree_to_widget_coords

function convert_tree_to_widget_coords(tx:Number, ty:Number):void {
    // Gjs wrapper for gtk_tree_view_convert_tree_to_widget_coords()
}

Converts tree coordinates (coordinates in full scrollable area of the tree) to widget coordinates.

Since 2.12

tx

X coordinate relative to the tree

ty

Y coordinate relative to the tree