{-# LANGUAGE TypeApplications #-}


-- | Copyright  : Will Thompson, Iñaki García Etxebarria and Jonas Platte
-- License    : LGPL-2.1
-- Maintainer : Iñaki García Etxebarria
-- 
-- /No description available in the introspection data./

#if (MIN_VERSION_haskell_gi_overloading(1,0,0) && !defined(__HADDOCK_VERSION__))
#define ENABLE_OVERLOADING
#endif

module GI.Gst.Structs.DebugMessage
    ( 

-- * Exported types
    DebugMessage(..)                        ,
    noDebugMessage                          ,


 -- * Methods
-- ** Overloaded methods #method:Overloaded methods#

#if defined(ENABLE_OVERLOADING)
    ResolveDebugMessageMethod               ,
#endif


-- ** get #method:get#

#if defined(ENABLE_OVERLOADING)
    DebugMessageGetMethodInfo               ,
#endif
    debugMessageGet                         ,




    ) where

import Data.GI.Base.ShortPrelude
import qualified Data.GI.Base.ShortPrelude as SP
import qualified Data.GI.Base.Overloading as O
import qualified Prelude as P

import qualified Data.GI.Base.Attributes as GI.Attributes
import qualified Data.GI.Base.ManagedPtr as B.ManagedPtr
import qualified Data.GI.Base.GClosure as B.GClosure
import qualified Data.GI.Base.GError as B.GError
import qualified Data.GI.Base.GVariant as B.GVariant
import qualified Data.GI.Base.GValue as B.GValue
import qualified Data.GI.Base.GParamSpec as B.GParamSpec
import qualified Data.GI.Base.CallStack as B.CallStack
import qualified Data.GI.Base.Properties as B.Properties
import qualified Data.GI.Base.Signals as B.Signals
import qualified Data.Text as T
import qualified Data.ByteString.Char8 as B
import qualified Data.Map as Map
import qualified Foreign.Ptr as FP
import qualified GHC.OverloadedLabels as OL


-- | Memory-managed wrapper type.
newtype DebugMessage = DebugMessage (ManagedPtr DebugMessage)
    deriving (DebugMessage -> DebugMessage -> Bool
(DebugMessage -> DebugMessage -> Bool)
-> (DebugMessage -> DebugMessage -> Bool) -> Eq DebugMessage
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: DebugMessage -> DebugMessage -> Bool
$c/= :: DebugMessage -> DebugMessage -> Bool
== :: DebugMessage -> DebugMessage -> Bool
$c== :: DebugMessage -> DebugMessage -> Bool
Eq)
-- XXX Wrapping a foreign struct/union with no known destructor or size, leak?
instance WrappedPtr DebugMessage where
    wrappedPtrCalloc :: IO (Ptr DebugMessage)
wrappedPtrCalloc = Ptr DebugMessage -> IO (Ptr DebugMessage)
forall (m :: * -> *) a. Monad m => a -> m a
return Ptr DebugMessage
forall a. Ptr a
nullPtr
    wrappedPtrCopy :: DebugMessage -> IO DebugMessage
wrappedPtrCopy = DebugMessage -> IO DebugMessage
forall (m :: * -> *) a. Monad m => a -> m a
return
    wrappedPtrFree :: Maybe (GDestroyNotify DebugMessage)
wrappedPtrFree = Maybe (GDestroyNotify DebugMessage)
forall a. Maybe a
Nothing

-- | A convenience alias for `Nothing` :: `Maybe` `DebugMessage`.
noDebugMessage :: Maybe DebugMessage
noDebugMessage :: Maybe DebugMessage
noDebugMessage = Maybe DebugMessage
forall a. Maybe a
Nothing


#if defined(ENABLE_OVERLOADING)
instance O.HasAttributeList DebugMessage
type instance O.AttributeList DebugMessage = DebugMessageAttributeList
type DebugMessageAttributeList = ('[ ] :: [(Symbol, *)])
#endif

-- method DebugMessage::get
-- method type : OrdinaryMethod
-- Args: [ Arg
--           { argCName = "message"
--           , argType =
--               TInterface Name { namespace = "Gst" , name = "DebugMessage" }
--           , direction = DirectionIn
--           , mayBeNull = False
--           , argDoc =
--               Documentation
--                 { rawDocText = Just "a debug message" , sinceVersion = Nothing }
--           , argScope = ScopeTypeInvalid
--           , argClosure = -1
--           , argDestroy = -1
--           , argCallerAllocates = False
--           , transfer = TransferNothing
--           }
--       ]
-- Lengths: []
-- returnType: Just (TBasicType TUTF8)
-- throws : False
-- Skip return : False

foreign import ccall "gst_debug_message_get" gst_debug_message_get :: 
    Ptr DebugMessage ->                     -- message : TInterface (Name {namespace = "Gst", name = "DebugMessage"})
    IO CString

-- | Gets the string representation of a t'GI.Gst.Structs.DebugMessage.DebugMessage'. This function is used
-- in debug handlers to extract the message.
debugMessageGet ::
    (B.CallStack.HasCallStack, MonadIO m) =>
    DebugMessage
    -- ^ /@message@/: a debug message
    -> m (Maybe T.Text)
    -- ^ __Returns:__ the string representation of a t'GI.Gst.Structs.DebugMessage.DebugMessage'.
debugMessageGet :: DebugMessage -> m (Maybe Text)
debugMessageGet message :: DebugMessage
message = IO (Maybe Text) -> m (Maybe Text)
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO (Maybe Text) -> m (Maybe Text))
-> IO (Maybe Text) -> m (Maybe Text)
forall a b. (a -> b) -> a -> b
$ do
    Ptr DebugMessage
message' <- DebugMessage -> IO (Ptr DebugMessage)
forall a. (HasCallStack, ManagedPtrNewtype a) => a -> IO (Ptr a)
unsafeManagedPtrGetPtr DebugMessage
message
    CString
result <- Ptr DebugMessage -> IO CString
gst_debug_message_get Ptr DebugMessage
message'
    Maybe Text
maybeResult <- CString -> (CString -> IO Text) -> IO (Maybe Text)
forall a b. Ptr a -> (Ptr a -> IO b) -> IO (Maybe b)
convertIfNonNull CString
result ((CString -> IO Text) -> IO (Maybe Text))
-> (CString -> IO Text) -> IO (Maybe Text)
forall a b. (a -> b) -> a -> b
$ \result' :: CString
result' -> do
        Text
result'' <- HasCallStack => CString -> IO Text
CString -> IO Text
cstringToText CString
result'
        Text -> IO Text
forall (m :: * -> *) a. Monad m => a -> m a
return Text
result''
    DebugMessage -> IO ()
forall a. ManagedPtrNewtype a => a -> IO ()
touchManagedPtr DebugMessage
message
    Maybe Text -> IO (Maybe Text)
forall (m :: * -> *) a. Monad m => a -> m a
return Maybe Text
maybeResult

#if defined(ENABLE_OVERLOADING)
data DebugMessageGetMethodInfo
instance (signature ~ (m (Maybe T.Text)), MonadIO m) => O.MethodInfo DebugMessageGetMethodInfo DebugMessage signature where
    overloadedMethod = debugMessageGet

#endif

#if defined(ENABLE_OVERLOADING)
type family ResolveDebugMessageMethod (t :: Symbol) (o :: *) :: * where
    ResolveDebugMessageMethod "get" o = DebugMessageGetMethodInfo
    ResolveDebugMessageMethod l o = O.MethodResolutionFailed l o

instance (info ~ ResolveDebugMessageMethod t DebugMessage, O.MethodInfo info DebugMessage p) => OL.IsLabel t (DebugMessage -> p) where
#if MIN_VERSION_base(4,10,0)
    fromLabel = O.overloadedMethod @info
#else
    fromLabel _ = O.overloadedMethod @info
#endif

#endif