Win32-2.3.0.2: A binding to part of the Win32 library

Copyright(c) Alastair Reid, 1997-2003
LicenseBSD-style (see the file libraries/base/LICENSE)
MaintainerEsa Ilari Vuokko <ei@vuokko.info>
Stabilityprovisional
Portabilityportable
Safe HaskellTrustworthy
LanguageHaskell98

Graphics.Win32.GDI.Types

Description

A collection of FFI declarations for interfacing with Win32.

Documentation

type POINT = (LONG, LONG)

allocaPOINT :: (Ptr POINT -> IO a) -> IO a

pokePOINT :: Ptr POINT -> POINT -> IO ()

withPOINT :: POINT -> (Ptr POINT -> IO a) -> IO a

type RECT = (LONG, LONG, LONG, LONG)

allocaRECT :: (Ptr RECT -> IO a) -> IO a

pokeRECT :: Ptr RECT -> RECT -> IO ()

type SIZE = (LONG, LONG)

allocaSIZE :: (Ptr SIZE -> IO a) -> IO a

pokeSIZE :: Ptr SIZE -> SIZE -> IO ()

withPOINTArray :: [POINT] -> (Ptr POINT -> Int -> IO a) -> IO a

setPOINT :: Ptr POINT -> Int -> POINT -> IO ()

type LPRECT = Ptr RECT

withRECT :: RECT -> (Ptr RECT -> IO a) -> IO a

type HFONT = HANDLE

type HCURSOR = HICON

type HICON = HANDLE

type PRGN = HANDLE

type HBRUSH = HANDLE

type HPEN = HANDLE

type HACCEL = HANDLE

type HDC = HANDLE

type MbHDC = Maybe HDC

type HDWP = HANDLE

type HWND = HANDLE

type HMENU = HANDLE

rgb :: BYTE -> BYTE -> BYTE -> COLORREF

gDI_ERROR :: Num a => a