pub unsafe extern "C" fn igSplitterBehavior(
bb: ImRect_c,
id: ImGuiID,
axis: ImGuiAxis,
size1: *mut f32,
size2: *mut f32,
min_size1: f32,
min_size2: f32,
hover_extend: f32,
hover_visibility_delay: f32,
bg_col: ImU32,
) -> bool