Button Control Styles from WinUser.h This is not complete, it only contains what is needed
pub const BS = struct
pub const BS = struct {
pub const PUSHBUTTON: u32 = 0x00000000;
pub const DEFPUSHBUTTON: u32 = 0x00000001;
pub const CHECKBOX: u32 = 0x00000002;
pub const AUTOCHECKBOX: u32 = 0x00000003;
pub const RADIOBUTTON: u32 = 0x00000004;
pub const @"3STATE": u32 = 0x00000005;
pub const AUTO3STATE: u32 = 0x00000006;
pub const GROUPBOX: u32 = 0x00000007;
pub const USERBUTTON: u32 = 0x00000008;
pub const AUTORADIOBUTTON: u32 = 0x00000009;
pub const PUSHBOX: u32 = 0x0000000A;
pub const OWNERDRAW: u32 = 0x0000000B;
pub const TYPEMASK: u32 = 0x0000000F;
pub const LEFTTEXT: u32 = 0x00000020;
}