static extern private void tguiLabel_setScrollbarPolicy(IntPtr cPointer, Scrollbar.Policy policy);
static extern private void tguiScrollablePanel_setHorizontalScrollbarPolicy(IntPtr cPointer, Scrollbar.Policy policy);
static extern private void tguiListView_setHorizontalScrollbarPolicy(IntPtr cPointer, Scrollbar.Policy policy);
static extern private void tguiTextBox_setVerticalScrollbarPolicy(IntPtr cPointer, Scrollbar.Policy policy);