Copyright | Will Thompson Iñaki García Etxebarria and Jonas Platte |
---|---|
License | LGPL-2.1 |
Maintainer | Iñaki García Etxebarria |
Safe Haskell | Safe-Inferred |
Language | Haskell2010 |
No description available in the introspection data.
Synopsis
- newtype WeakValue = WeakValue (ManagedPtr WeakValue)
- class (GObject o, IsDescendantOf WeakValue o) => IsWeakValue o
- toWeakValue :: (MonadIO m, IsWeakValue o) => o -> m WeakValue
- weakValueGetValue :: (HasCallStack, MonadIO m, IsWeakValue a) => a -> m Value
- weakValueNew :: (HasCallStack, MonadIO m, IsValue a) => a -> m WeakValue
- constructWeakValueValue :: (IsWeakValue o, MonadIO m, IsValue a) => a -> m (GValueConstruct o)
- type C_WeakValueClearedCallback = Ptr () -> Ptr () -> IO ()
- type WeakValueClearedCallback = IO ()
- afterWeakValueCleared :: (IsWeakValue a, MonadIO m) => a -> WeakValueClearedCallback -> m SignalHandlerId
- genClosure_WeakValueCleared :: MonadIO m => WeakValueClearedCallback -> m (GClosure C_WeakValueClearedCallback)
- mk_WeakValueClearedCallback :: C_WeakValueClearedCallback -> IO (FunPtr C_WeakValueClearedCallback)
- noWeakValueClearedCallback :: Maybe WeakValueClearedCallback
- onWeakValueCleared :: (IsWeakValue a, MonadIO m) => a -> WeakValueClearedCallback -> m SignalHandlerId
- wrap_WeakValueClearedCallback :: WeakValueClearedCallback -> C_WeakValueClearedCallback
Exported types
Memory-managed wrapper type.
Instances
Eq WeakValue Source # | |
GObject WeakValue Source # | |
Defined in GI.JavaScriptCore.Objects.WeakValue | |
ManagedPtrNewtype WeakValue Source # | |
Defined in GI.JavaScriptCore.Objects.WeakValue toManagedPtr :: WeakValue -> ManagedPtr WeakValue | |
TypedObject WeakValue Source # | |
Defined in GI.JavaScriptCore.Objects.WeakValue | |
HasParentTypes WeakValue Source # | |
Defined in GI.JavaScriptCore.Objects.WeakValue | |
IsGValue (Maybe WeakValue) Source # | Convert |
Defined in GI.JavaScriptCore.Objects.WeakValue gvalueGType_ :: IO GType gvalueSet_ :: Ptr GValue -> Maybe WeakValue -> IO () gvalueGet_ :: Ptr GValue -> IO (Maybe WeakValue) | |
type ParentTypes WeakValue Source # | |
Defined in GI.JavaScriptCore.Objects.WeakValue |
class (GObject o, IsDescendantOf WeakValue o) => IsWeakValue o Source #
Type class for types which can be safely cast to WeakValue
, for instance with toWeakValue
.
Instances
(GObject o, IsDescendantOf WeakValue o) => IsWeakValue o Source # | |
Defined in GI.JavaScriptCore.Objects.WeakValue |
toWeakValue :: (MonadIO m, IsWeakValue o) => o -> m WeakValue Source #
Methods
Click to display all available methods, including inherited ones
Methods
bindProperty, bindPropertyFull, forceFloating, freezeNotify, getv, isFloating, notify, notifyByPspec, ref, refSink, runDispose, stealData, stealQdata, thawNotify, unref, watchClosure.
Getters
getData, getProperty, getQdata, getValue.
Setters
getValue
:: (HasCallStack, MonadIO m, IsWeakValue a) | |
=> a |
|
-> m Value |
Get a Value
referencing the JavaScript value of weakValue
.
new
Create a new WeakValue
for the JavaScript value referenced by value
.
Properties
value
The Value
referencing the JavaScript value.
constructWeakValueValue :: (IsWeakValue o, MonadIO m, IsValue a) => a -> m (GValueConstruct o) Source #
Construct a GValueConstruct
with valid value for the “value
” property. This is rarely needed directly, but it is used by new
.
Signals
cleared
type C_WeakValueClearedCallback = Ptr () -> Ptr () -> IO () Source #
Type for the callback on the (unwrapped) C side.
type WeakValueClearedCallback = IO () Source #
This signal is emitted when the JavaScript value is destroyed.
afterWeakValueCleared :: (IsWeakValue a, MonadIO m) => a -> WeakValueClearedCallback -> m SignalHandlerId Source #
Connect a signal handler for the cleared signal, to be run after the default handler. When overloading is enabled, this is equivalent to
after
weakValue #cleared callback
genClosure_WeakValueCleared :: MonadIO m => WeakValueClearedCallback -> m (GClosure C_WeakValueClearedCallback) Source #
Wrap the callback into a GClosure
.
mk_WeakValueClearedCallback :: C_WeakValueClearedCallback -> IO (FunPtr C_WeakValueClearedCallback) Source #
Generate a function pointer callable from C code, from a C_WeakValueClearedCallback
.
noWeakValueClearedCallback :: Maybe WeakValueClearedCallback Source #
A convenience synonym for
.Nothing
:: Maybe
WeakValueClearedCallback
onWeakValueCleared :: (IsWeakValue a, MonadIO m) => a -> WeakValueClearedCallback -> m SignalHandlerId Source #
Connect a signal handler for the cleared signal, to be run before the default handler. When overloading is enabled, this is equivalent to
on
weakValue #cleared callback