{-# LINE 1 "src/Xmobar/System/Kbd.hsc" #-}
{-# LANGUAGE ScopedTypeVariables, ForeignFunctionInterface, MultiParamTypeClasses, DeriveDataTypeable, FlexibleInstances, PatternGuards #-}
module Xmobar.System.Kbd where
import Foreign
import Foreign.C.Types
import Foreign.C.String
import Graphics.X11.Xlib
data XkbStateRec = XkbStateRec {
group :: CUChar,
locked_group :: CUChar,
base_group :: CUShort,
latched_group :: CUShort,
mods :: CUChar,
base_mods :: CUChar,
latched_mods :: CUChar,
locked_mods :: CUChar,
compat_state :: CUChar,
grab_mods :: CUChar,
compat_grab_mods :: CUChar,
lookup_mods :: CUChar,
compat_lookup_mods :: CUChar,
ptr_buttons :: CUShort
}
instance Storable XkbStateRec where
sizeOf _ = ((18))
{-# LINE 51 "src/Xmobar/System/Kbd.hsc" #-}
alignment _ = alignment (undefined :: CUShort)
poke _ _ = undefined
peek ptr = do
r_group <- ((\hsc_ptr -> peekByteOff hsc_ptr 0)) ptr
{-# LINE 55 "src/Xmobar/System/Kbd.hsc" #-}
r_locked_group <- ((\hsc_ptr -> peekByteOff hsc_ptr 1)) ptr
{-# LINE 56 "src/Xmobar/System/Kbd.hsc" #-}
r_base_group <- ((\hsc_ptr -> peekByteOff hsc_ptr 2)) ptr
{-# LINE 57 "src/Xmobar/System/Kbd.hsc" #-}
r_latched_group <- ((\hsc_ptr -> peekByteOff hsc_ptr 4)) ptr
{-# LINE 58 "src/Xmobar/System/Kbd.hsc" #-}
r_mods <- ((\hsc_ptr -> peekByteOff hsc_ptr 6)) ptr
{-# LINE 59 "src/Xmobar/System/Kbd.hsc" #-}
r_base_mods <- ((\hsc_ptr -> peekByteOff hsc_ptr 7)) ptr
{-# LINE 60 "src/Xmobar/System/Kbd.hsc" #-}
r_latched_mods <- ((\hsc_ptr -> peekByteOff hsc_ptr 8)) ptr
{-# LINE 61 "src/Xmobar/System/Kbd.hsc" #-}
r_locked_mods <- ((\hsc_ptr -> peekByteOff hsc_ptr 9)) ptr
{-# LINE 62 "src/Xmobar/System/Kbd.hsc" #-}
r_compat_state <- ((\hsc_ptr -> peekByteOff hsc_ptr 10)) ptr
{-# LINE 63 "src/Xmobar/System/Kbd.hsc" #-}
r_grab_mods <- ((\hsc_ptr -> peekByteOff hsc_ptr 11)) ptr
{-# LINE 64 "src/Xmobar/System/Kbd.hsc" #-}
r_compat_grab_mods <- ((\hsc_ptr -> peekByteOff hsc_ptr 12)) ptr
{-# LINE 65 "src/Xmobar/System/Kbd.hsc" #-}
r_lookup_mods <- ((\hsc_ptr -> peekByteOff hsc_ptr 13)) ptr
{-# LINE 66 "src/Xmobar/System/Kbd.hsc" #-}
r_compat_lookup_mods <- ((\hsc_ptr -> peekByteOff hsc_ptr 14)) ptr
{-# LINE 67 "src/Xmobar/System/Kbd.hsc" #-}
r_ptr_buttons <- ((\hsc_ptr -> peekByteOff hsc_ptr 16)) ptr
{-# LINE 68 "src/Xmobar/System/Kbd.hsc" #-}
return XkbStateRec {
group = r_group,
locked_group = r_locked_group,
base_group = r_base_group,
latched_group = r_latched_group,
mods = r_mods,
base_mods = r_base_mods,
latched_mods = r_latched_mods,
locked_mods = r_locked_mods,
compat_state = r_compat_state,
grab_mods = r_grab_mods,
compat_grab_mods = r_compat_grab_mods,
lookup_mods = r_lookup_mods,
compat_lookup_mods = r_compat_lookup_mods,
ptr_buttons = r_ptr_buttons
}
foreign import ccall unsafe "X11/XKBlib.h XkbGetState"
xkbGetState :: Display -> CUInt -> Ptr XkbStateRec -> IO CInt
getKbdLayout :: Display -> IO Int
getKbdLayout d = alloca $ \stRecPtr -> do
xkbGetState d 0x100 stRecPtr
st <- peek stRecPtr
return $ fromIntegral (group st)
data XkbKeyNameRec = XkbKeyNameRec {
name :: Ptr CChar
}
data XkbKeyAliasRec = XkbKeyAliasRec {
real :: Ptr CChar,
t_alias :: Ptr CChar
}
data XkbNamesRec = XkbNamesRec {
keycodes :: Atom,
t_geometry :: Atom,
symbols :: Atom,
types :: Atom,
compat :: Atom,
vmods :: Ptr Atom,
indicators :: Ptr Atom,
groups :: Ptr Atom,
keys :: Ptr XkbKeyNameRec,
key_aliases :: Ptr CChar,
radio_groups :: Ptr Atom,
phys_symbols :: Atom,
num_keys :: CUChar,
num_key_aliases :: CUChar,
num_rg :: CUShort
}
data XkbDescRec = XkbDescRec {
t_dpy :: Ptr CChar,
flags :: CUShort,
device_spec :: CUShort,
min_key_code :: KeyCode,
max_key_code :: KeyCode,
ctrls :: Ptr CChar,
server :: Ptr CChar,
t_map :: Ptr CChar,
t_indicators :: Ptr CChar,
names :: Ptr XkbNamesRec,
t_compat :: Ptr CChar,
geom :: Ptr CChar
}
instance Storable XkbKeyNameRec where
sizeOf _ = ((4))
{-# LINE 149 "src/Xmobar/System/Kbd.hsc" #-}
alignment _ = alignment (undefined :: CUShort)
poke _ _ = undefined
peek ptr = do
r_name <- ((\hsc_ptr -> peekByteOff hsc_ptr 0)) ptr
{-# LINE 153 "src/Xmobar/System/Kbd.hsc" #-}
return XkbKeyNameRec {
name = r_name
}
instance Storable XkbKeyAliasRec where
sizeOf _ = ((8))
{-# LINE 160 "src/Xmobar/System/Kbd.hsc" #-}
alignment _ = alignment (undefined :: CUShort)
poke _ _ = undefined
peek ptr = do
r_real <- ((\hsc_ptr -> peekByteOff hsc_ptr 0)) ptr
{-# LINE 164 "src/Xmobar/System/Kbd.hsc" #-}
r_alias <- ((\hsc_ptr -> peekByteOff hsc_ptr 4)) ptr
{-# LINE 165 "src/Xmobar/System/Kbd.hsc" #-}
return XkbKeyAliasRec {
real = r_real,
t_alias = r_alias
}
instance Storable XkbNamesRec where
sizeOf _ = ((496))
{-# LINE 173 "src/Xmobar/System/Kbd.hsc" #-}
alignment _ = alignment (undefined :: CUShort)
poke _ _ = undefined
peek ptr = do
r_keycodes <- ((\hsc_ptr -> peekByteOff hsc_ptr 0)) ptr
{-# LINE 177 "src/Xmobar/System/Kbd.hsc" #-}
r_geometry <- ((\hsc_ptr -> peekByteOff hsc_ptr 8)) ptr
{-# LINE 178 "src/Xmobar/System/Kbd.hsc" #-}
r_symbols <- ((\hsc_ptr -> peekByteOff hsc_ptr 16)) ptr
{-# LINE 179 "src/Xmobar/System/Kbd.hsc" #-}
r_types <- ((\hsc_ptr -> peekByteOff hsc_ptr 24)) ptr
{-# LINE 180 "src/Xmobar/System/Kbd.hsc" #-}
r_compat <- ((\hsc_ptr -> peekByteOff hsc_ptr 32)) ptr
{-# LINE 181 "src/Xmobar/System/Kbd.hsc" #-}
r_vmods <- ((\hsc_ptr -> peekByteOff hsc_ptr 40)) ptr
{-# LINE 182 "src/Xmobar/System/Kbd.hsc" #-}
r_indicators <- ((\hsc_ptr -> peekByteOff hsc_ptr 168)) ptr
{-# LINE 183 "src/Xmobar/System/Kbd.hsc" #-}
r_groups <- ((\hsc_ptr -> peekByteOff hsc_ptr 424)) ptr
{-# LINE 184 "src/Xmobar/System/Kbd.hsc" #-}
r_keys <- ((\hsc_ptr -> peekByteOff hsc_ptr 456)) ptr
{-# LINE 185 "src/Xmobar/System/Kbd.hsc" #-}
r_key_aliases <- ((\hsc_ptr -> peekByteOff hsc_ptr 464)) ptr
{-# LINE 186 "src/Xmobar/System/Kbd.hsc" #-}
r_radio_groups <- ((\hsc_ptr -> peekByteOff hsc_ptr 472)) ptr
{-# LINE 187 "src/Xmobar/System/Kbd.hsc" #-}
r_phys_symbols <- ((\hsc_ptr -> peekByteOff hsc_ptr 480)) ptr
{-# LINE 188 "src/Xmobar/System/Kbd.hsc" #-}
r_num_keys <- ((\hsc_ptr -> peekByteOff hsc_ptr 488)) ptr
{-# LINE 189 "src/Xmobar/System/Kbd.hsc" #-}
r_num_key_aliases <- ((\hsc_ptr -> peekByteOff hsc_ptr 489)) ptr
{-# LINE 190 "src/Xmobar/System/Kbd.hsc" #-}
r_num_rg <- ((\hsc_ptr -> peekByteOff hsc_ptr 490)) ptr
{-# LINE 191 "src/Xmobar/System/Kbd.hsc" #-}
return XkbNamesRec {
keycodes = r_keycodes,
t_geometry = r_geometry,
symbols = r_symbols,
types = r_types,
compat = r_compat,
vmods = r_vmods,
indicators = r_indicators,
groups = r_groups,
keys = r_keys,
key_aliases = r_key_aliases,
radio_groups = r_radio_groups,
phys_symbols = r_phys_symbols,
num_keys = r_num_keys,
num_key_aliases = r_num_key_aliases,
num_rg = r_num_rg
}
instance Storable XkbDescRec where
sizeOf _ = ((72))
{-# LINE 212 "src/Xmobar/System/Kbd.hsc" #-}
alignment _ = alignment (undefined :: CUShort)
poke _ _ = undefined
peek ptr = do
r_dpy <- ((\hsc_ptr -> peekByteOff hsc_ptr 0)) ptr
{-# LINE 216 "src/Xmobar/System/Kbd.hsc" #-}
r_flags <- ((\hsc_ptr -> peekByteOff hsc_ptr 8)) ptr
{-# LINE 217 "src/Xmobar/System/Kbd.hsc" #-}
r_device_spec <- ((\hsc_ptr -> peekByteOff hsc_ptr 10)) ptr
{-# LINE 218 "src/Xmobar/System/Kbd.hsc" #-}
r_min_key_code <- ((\hsc_ptr -> peekByteOff hsc_ptr 12)) ptr
{-# LINE 219 "src/Xmobar/System/Kbd.hsc" #-}
r_max_key_code <- ((\hsc_ptr -> peekByteOff hsc_ptr 13)) ptr
{-# LINE 220 "src/Xmobar/System/Kbd.hsc" #-}
r_ctrls <- ((\hsc_ptr -> peekByteOff hsc_ptr 16)) ptr
{-# LINE 221 "src/Xmobar/System/Kbd.hsc" #-}
r_server <- ((\hsc_ptr -> peekByteOff hsc_ptr 24)) ptr
{-# LINE 222 "src/Xmobar/System/Kbd.hsc" #-}
r_map <- ((\hsc_ptr -> peekByteOff hsc_ptr 32)) ptr
{-# LINE 223 "src/Xmobar/System/Kbd.hsc" #-}
r_indicators <- ((\hsc_ptr -> peekByteOff hsc_ptr 40)) ptr
{-# LINE 224 "src/Xmobar/System/Kbd.hsc" #-}
r_names <- ((\hsc_ptr -> peekByteOff hsc_ptr 48)) ptr
{-# LINE 225 "src/Xmobar/System/Kbd.hsc" #-}
r_compat <- ((\hsc_ptr -> peekByteOff hsc_ptr 56)) ptr
{-# LINE 226 "src/Xmobar/System/Kbd.hsc" #-}
r_geom <- ((\hsc_ptr -> peekByteOff hsc_ptr 64)) ptr
{-# LINE 227 "src/Xmobar/System/Kbd.hsc" #-}
return XkbDescRec {
t_dpy = r_dpy,
flags = r_flags,
device_spec = r_device_spec,
min_key_code = r_min_key_code,
max_key_code = r_max_key_code,
ctrls = r_ctrls,
server = r_server,
t_map = r_map,
t_indicators = r_indicators,
names = r_names,
t_compat = r_compat,
geom = r_geom
}
foreign import ccall unsafe "X11/XKBlib.h XkbAllocKeyboard"
xkbAllocKeyboard :: IO (Ptr XkbDescRec)
foreign import ccall unsafe "X11/XKBlib.h XkbGetNames"
xkbGetNames :: Display -> CUInt -> (Ptr XkbDescRec) -> IO Status
foreign import ccall unsafe "X11/XKBlib.h XGetAtomName"
xGetAtomName :: Display -> Atom -> IO CString
foreign import ccall unsafe "X11/XKBlib.h XkbFreeNames"
xkbFreeNames :: (Ptr XkbDescRec) -> CUInt -> CInt -> IO ()
foreign import ccall unsafe "X11/XKBlib.h XkbFreeKeyboard"
xkbFreeKeyboard :: (Ptr XkbDescRec) -> CUInt -> CInt -> IO ()
foreign import ccall unsafe "X11/XKBlib.h XkbSelectEventDetails"
xkbSelectEventDetails :: Display -> CUInt -> CUInt -> CULong -> CULong -> IO CUInt
foreign import ccall unsafe "X11/XKBlib.h XkbSelectEvents"
xkbSelectEvents :: Display -> CUInt -> CUInt -> CUInt -> IO CUInt
xkbUseCoreKbd :: CUInt
xkbUseCoreKbd = 256
{-# LINE 271 "src/Xmobar/System/Kbd.hsc" #-}
xkbStateNotify :: CUInt
xkbStateNotify = 2
{-# LINE 274 "src/Xmobar/System/Kbd.hsc" #-}
xkbIndicatorStateNotify :: CUInt
xkbIndicatorStateNotify = 4
{-# LINE 277 "src/Xmobar/System/Kbd.hsc" #-}
xkbMapNotify :: CUInt
xkbMapNotify = 1
{-# LINE 280 "src/Xmobar/System/Kbd.hsc" #-}
xkbMapNotifyMask :: CUInt
xkbMapNotifyMask = 2
{-# LINE 283 "src/Xmobar/System/Kbd.hsc" #-}
xkbNewKeyboardNotifyMask :: CUInt
xkbNewKeyboardNotifyMask = 1
{-# LINE 286 "src/Xmobar/System/Kbd.hsc" #-}
xkbAllStateComponentsMask :: CULong
xkbAllStateComponentsMask = 16383
{-# LINE 289 "src/Xmobar/System/Kbd.hsc" #-}
xkbGroupStateMask :: CULong
xkbGroupStateMask = 16
{-# LINE 292 "src/Xmobar/System/Kbd.hsc" #-}
xkbSymbolsNameMask :: CUInt
xkbSymbolsNameMask = 4
{-# LINE 295 "src/Xmobar/System/Kbd.hsc" #-}
xkbGroupNamesMask :: CUInt
xkbGroupNamesMask = 4096
{-# LINE 298 "src/Xmobar/System/Kbd.hsc" #-}
type KbdOpts = [(String, String)]
getLayoutStr :: Display -> IO String
getLayoutStr dpy = do
kbdDescPtr <- xkbAllocKeyboard
status <- xkbGetNames dpy xkbSymbolsNameMask kbdDescPtr
str <- getLayoutStr' status dpy kbdDescPtr
xkbFreeNames kbdDescPtr xkbGroupNamesMask 1
xkbFreeKeyboard kbdDescPtr 0 1
return str
getLayoutStr' :: Status -> Display -> (Ptr XkbDescRec) -> IO String
getLayoutStr' st dpy kbdDescPtr =
if st == 0 then
do
kbdDesc <- peek kbdDescPtr
nameArray <- peek (names kbdDesc)
atom <- xGetAtomName dpy (symbols nameArray)
str <- peekCString atom
return str
else
do
return "Error while requesting layout!"