Struct gstreamer_gl :: GLColorConvert Copy item path

impl GLColorConvert

pub fn new(context: &impl IsA<GLContext>) -> GLColorConvert

§`context`

a GLContext

§Returns

a new GLColorConvert object

pub fn set_caps(&self, in_caps: &Caps, out_caps: &Caps) -> Result<(), BoolError>

Initializes self with the information required for conversion.

§`in_caps`

input gst::Caps

§`out_caps`

output gst::Caps

pub fn swizzle_shader_string(context: &impl IsA<GLContext>) -> GString

§`context`

a GLContext

§Returns

a shader string that can be used to swizzle vec components in a GLSL shader.

pub fn transform_caps( context: &impl IsA<GLContext>, direction: PadDirection, caps: &Caps, filter: &Caps, ) -> Caps

Provides an implementation of GstBaseTransformClass.transform_caps()

§`context`

a GLContext to use for transforming caps

§`direction`

a gst::PadDirection

§`caps`

the gst::Caps to transform

§`filter`

a set of filter gst::Caps

§Returns

the converted gst::Caps

pub fn yuv_to_rgb_shader_string(context: &impl IsA<GLContext>) -> GString

The returned glsl function has declaration:

vec3 yuv_to_rgb (vec3 rgb, vec3 offset, vec3 ycoeff, vec3 ucoeff, vec3 vcoeff);

The Y component is placed in the 0th index of the returned value, The U component in the 1st, and the V component in the 2nd. offset, ycoeff, ucoeff, and vcoeff are the specific coefficients and offset used for the conversion.

§`context`

a GLContext

§Returns

a glsl function that can be used to convert from yuv to rgb

Trait Implementations§

impl Clone for GLColorConvert

fn clone(&self) -> Self

Makes a clone of this shared reference.

This increments the strong reference count of the object. Dropping the object will decrement it again.

1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for GLColorConvert

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl HasParamSpec for GLColorConvert

type ParamSpec = ParamSpecObject

type SetValue = GLColorConvert

Preferred value to be used as setter for the associated ParamSpec.

fn hash<H>(&self, state: &mut H)
where H: Hasher,

Hashes the memory address of this object.

1.3.0 · source§

fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more

impl Ord for GLColorConvert

fn cmp(&self, other: &Self) -> Ordering

Comparison for two GObjects.

Compares the memory addresses of the provided objects.

1.21.0 · source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more

1.21.0 · source§

fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more

1.50.0 · source§

fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more

impl ParentClassIs for GLColorConvert

type Parent = Object

impl<OT: ObjectType> PartialEq<OT> for GLColorConvert

fn eq(&self, other: &OT) -> bool

Equality for two GObjects.

Two GObjects are equal if their memory addresses are equal.

1.0.0 · source§

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<OT: ObjectType> PartialOrd<OT> for GLColorConvert

fn partial_cmp(&self, other: &OT) -> Option<Ordering>

Partial comparison for two GObjects.

Compares the memory addresses of the provided objects.

1.0.0 · source§

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more

1.0.0 · source§

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

1.0.0 · source§

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more

1.0.0 · source§

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

impl StaticType for GLColorConvert

fn static_type() -> Type

Returns the type identifier of Self.

impl Eq for GLColorConvert

impl IsA<Object> for GLColorConvert

impl Send for GLColorConvert

impl Sync for GLColorConvert

Auto Trait Implementations§

impl Freeze for GLColorConvert

impl RefUnwindSafe for GLColorConvert

impl Unpin for GLColorConvert

impl UnwindSafe for GLColorConvert

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> Cast for T
where T: ObjectType,

fn upcast<T>(self) -> T
where T: ObjectType, Self: IsA<T>,

Upcasts an object to a superclass or interface T. Read more

fn upcast_ref<T>(&self) -> &T
where T: ObjectType, Self: IsA<T>,

Upcasts an object to a reference of its superclass or interface T. Read more

fn downcast<T>(self) -> Result<T, Self>
where T: ObjectType, Self: MayDowncastTo<T>,

Tries to downcast to a subclass or interface implementor T. Read more

fn downcast_ref<T>(&self) -> Option<&T>
where T: ObjectType, Self: MayDowncastTo<T>,

Tries to downcast to a reference of its subclass or interface implementor T. Read more

fn dynamic_cast<T>(self) -> Result<T, Self>
where T: ObjectType,

Tries to cast to an object of type T. This handles upcasting, downcasting and casting between interface and interface implementors. All checks are performed at runtime, while upcast will do many checks at compile-time already. downcast will perform the same checks at runtime as dynamic_cast, but will also ensure some amount of compile-time safety. Read more

fn dynamic_cast_ref<T>(&self) -> Option<&T>
where T: ObjectType,

Tries to cast to reference to an object of type T. This handles upcasting, downcasting and casting between interface and interface implementors. All checks are performed at runtime, while downcast and upcast will do many checks at compile-time already. Read more

unsafe fn unsafe_cast<T>(self) -> T
where T: ObjectType,

Casts to T unconditionally. Read more

unsafe fn unsafe_cast_ref<T>(&self) -> &T
where T: ObjectType,

Casts to &T unconditionally. Read more

impl<T> CloneToUninit for T
where T: Clone,

default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dst. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> FromGlibContainerAsVec<<T as GlibPtrDefault>::GlibType, *const GList> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_num_as_vec(ptr: *const GList, num: usize) -> Vec<T>

unsafe fn from_glib_container_num_as_vec(_: *const GList, _: usize) -> Vec<T>

unsafe fn from_glib_full_num_as_vec(_: *const GList, _: usize) -> Vec<T>

impl<T> FromGlibContainerAsVec<<T as GlibPtrDefault>::GlibType, *const GPtrArray> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_num_as_vec(ptr: *const GPtrArray, num: usize) -> Vec<T>

unsafe fn from_glib_container_num_as_vec( _: *const GPtrArray, _: usize, ) -> Vec<T>

unsafe fn from_glib_full_num_as_vec(_: *const GPtrArray, _: usize) -> Vec<T>

impl<T> FromGlibContainerAsVec<<T as GlibPtrDefault>::GlibType, *const GSList> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_num_as_vec(ptr: *const GSList, num: usize) -> Vec<T>

unsafe fn from_glib_container_num_as_vec(_: *const GSList, _: usize) -> Vec<T>

unsafe fn from_glib_full_num_as_vec(_: *const GSList, _: usize) -> Vec<T>

impl<T> FromGlibContainerAsVec<<T as GlibPtrDefault>::GlibType, *mut GList> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_num_as_vec(ptr: *mut GList, num: usize) -> Vec<T>

unsafe fn from_glib_container_num_as_vec(ptr: *mut GList, num: usize) -> Vec<T>

unsafe fn from_glib_full_num_as_vec(ptr: *mut GList, num: usize) -> Vec<T>

impl<T> FromGlibContainerAsVec<<T as GlibPtrDefault>::GlibType, *mut GPtrArray> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_num_as_vec(ptr: *mut GPtrArray, num: usize) -> Vec<T>

unsafe fn from_glib_container_num_as_vec( ptr: *mut GPtrArray, num: usize, ) -> Vec<T>

unsafe fn from_glib_full_num_as_vec(ptr: *mut GPtrArray, num: usize) -> Vec<T>

impl<T> FromGlibContainerAsVec<<T as GlibPtrDefault>::GlibType, *mut GSList> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_num_as_vec(ptr: *mut GSList, num: usize) -> Vec<T>

unsafe fn from_glib_container_num_as_vec(ptr: *mut GSList, num: usize) -> Vec<T>

unsafe fn from_glib_full_num_as_vec(ptr: *mut GSList, num: usize) -> Vec<T>

impl<T> FromGlibPtrArrayContainerAsVec<<T as GlibPtrDefault>::GlibType, *const GList> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_as_vec(ptr: *const GList) -> Vec<T>

unsafe fn from_glib_container_as_vec(_: *const GList) -> Vec<T>

unsafe fn from_glib_full_as_vec(_: *const GList) -> Vec<T>

impl<T> FromGlibPtrArrayContainerAsVec<<T as GlibPtrDefault>::GlibType, *const GPtrArray> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_as_vec(ptr: *const GPtrArray) -> Vec<T>

unsafe fn from_glib_container_as_vec(_: *const GPtrArray) -> Vec<T>

unsafe fn from_glib_full_as_vec(_: *const GPtrArray) -> Vec<T>

impl<T> FromGlibPtrArrayContainerAsVec<<T as GlibPtrDefault>::GlibType, *const GSList> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_as_vec(ptr: *const GSList) -> Vec<T>

unsafe fn from_glib_container_as_vec(_: *const GSList) -> Vec<T>

unsafe fn from_glib_full_as_vec(_: *const GSList) -> Vec<T>

impl<T> FromGlibPtrArrayContainerAsVec<<T as GlibPtrDefault>::GlibType, *mut GList> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_as_vec(ptr: *mut GList) -> Vec<T>

unsafe fn from_glib_container_as_vec(ptr: *mut GList) -> Vec<T>

unsafe fn from_glib_full_as_vec(ptr: *mut GList) -> Vec<T>

impl<T> FromGlibPtrArrayContainerAsVec<<T as GlibPtrDefault>::GlibType, *mut GPtrArray> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_as_vec(ptr: *mut GPtrArray) -> Vec<T>

unsafe fn from_glib_container_as_vec(ptr: *mut GPtrArray) -> Vec<T>

unsafe fn from_glib_full_as_vec(ptr: *mut GPtrArray) -> Vec<T>

impl<T> FromGlibPtrArrayContainerAsVec<<T as GlibPtrDefault>::GlibType, *mut GSList> for T
where T: GlibPtrDefault + FromGlibPtrNone<<T as GlibPtrDefault>::GlibType> + FromGlibPtrFull<<T as GlibPtrDefault>::GlibType>,

unsafe fn from_glib_none_as_vec(ptr: *mut GSList) -> Vec<T>

unsafe fn from_glib_container_as_vec(ptr: *mut GSList) -> Vec<T>

unsafe fn from_glib_full_as_vec(ptr: *mut GSList) -> Vec<T>

impl<O> GObjectExtManualGst for O
where O: IsA<Object>,

fn set_property_from_str(&self, name: &str, value: &str)

impl<O> GstObjectExt for O
where O: IsA<Object>,

fn add_control_binding( &self, binding: &impl IsA<ControlBinding>, ) -> Result<(), BoolError>

Attach the ControlBinding to the object. If there already was a ControlBinding for this property it will be replaced. Read more

fn default_error(&self, error: &Error, debug: Option<&str>)

A default error function that uses g_printerr() to display the error message and the optional debug string.. Read more

fn control_binding(&self, property_name: &str) -> Option<ControlBinding>

Gets the corresponding ControlBinding for the property. This should be unreferenced again after use. Read more

fn control_rate(&self) -> Option<ClockTime>

Obtain the control-rate for this self. Audio processing Element objects will use this rate to sub-divide their processing loop and call sync_values() in between. The length of the processing segment should be up to control-rate nanoseconds. Read more

fn name(&self) -> GString

Returns a copy of the name of self. Caller should g_free() the return value after usage. For a nameless object, this returns None, which you can safely g_free() as well. Read more

fn parent(&self) -> Option<Object>

Returns the parent of self. This function increases the refcount of the parent object so you should gst_object_unref() it after usage. Read more

fn path_string(&self) -> GString

Generates a string describing the path of self in the object hierarchy. Only useful (or used) for debugging. Read more

fn value( &self, property_name: &str, timestamp: impl Into<Option<ClockTime>>, ) -> Option<Value>

Gets the value for the given controlled property at the requested time. Read more

fn has_active_control_bindings(&self) -> bool

Check if the self has active controlled properties. Read more

fn has_ancestor(&self, ancestor: &impl IsA<Object>) -> bool

Check if self has an ancestor ancestor somewhere up in the hierarchy. One can e.g. check if a Element is inside a Pipeline. Read more

fn has_as_ancestor(&self, ancestor: &impl IsA<Object>) -> bool

Check if self has an ancestor ancestor somewhere up in the hierarchy. One can e.g. check if a Element is inside a Pipeline. Read more

fn has_as_parent(&self, parent: &impl IsA<Object>) -> bool

Check if parent is the parent of self. E.g. a Element can check if it owns a given Pad. Read more

fn remove_control_binding(&self, binding: &impl IsA<ControlBinding>) -> bool

Removes the corresponding ControlBinding. If it was the last ref of the binding, it will be disposed. Read more

fn set_control_binding_disabled(&self, property_name: &str, disabled: bool)

This function is used to disable the control bindings on a property for some time, i.e. sync_values() will do nothing for the property. Read more

fn set_control_bindings_disabled(&self, disabled: bool)

This function is used to disable all controlled properties of the self for some time, i.e. sync_values() will do nothing. Read more

fn set_control_rate(&self, control_rate: impl Into<Option<ClockTime>>)

Change the control-rate for this self. Audio processing Element objects will use this rate to sub-divide their processing loop and call sync_values() in between. The length of the processing segment should be up to control-rate nanoseconds. Read more

fn set_parent(&self, parent: &impl IsA<Object>) -> Result<(), BoolError>

Sets the parent of self to parent. The object’s reference count will be incremented, and any floating reference will be removed (see gst_object_ref_sink()). Read more

fn suggest_next_sync(&self) -> Option<ClockTime>

Returns a suggestion for timestamps where buffers should be split to get best controller results. Read more

fn sync_values(&self, timestamp: ClockTime) -> Result<(), BoolError>

Sets the properties of the object, according to the GstControlSources that (maybe) handle them and for the given timestamp. Read more

fn unparent(&self)

Clear the parent of self, removing the associated reference. This function decreases the refcount of self. Read more

fn connect_parent_notify<F>(&self, f: F) -> SignalHandlerId
where F: Fn(&Self) + Send + Sync + 'static,

impl<O> GstObjectExtManual for O
where O: IsA<Object>,

fn connect_deep_notify<F>(&self, name: Option<&str>, f: F) -> SignalHandlerId
where F: Fn(&Self, &Object, &ParamSpec) + Send + Sync + 'static,

fn set_object_flags(&self, flags: ObjectFlags)

fn unset_object_flags(&self, flags: ObjectFlags)

fn object_flags(&self) -> ObjectFlags

fn g_value_array( &self, property_name: &str, timestamp: ClockTime, interval: ClockTime, values: &mut [Value], ) -> Result<(), BoolError>

fn object_lock(&self) -> ObjectLockGuard<'_, Self>

impl<T, U> Into for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> IntoClosureReturnValue for T
where T: Into<Value>,

fn into_closure_return_value(self) -> Option<Value>

impl<T> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

impl IsSubclassableExt for U
where U: IsClass + ParentClassIs,

fn parent_class_init<T>(class: &mut Class)
where T: ObjectSubclass, ::Parent: IsSubclassable<T>,

fn parent_instance_init<T>(instance: &mut InitializingObject<T>)
where T: ObjectSubclass, ::Parent: IsSubclassable<T>,

impl<T> ObjectExt for T
where T: ObjectType,

fn is(&self) -> bool
where U: StaticType,

Returns true if the object is an instance of (can be cast to) T.

fn type_(&self) -> Type

Returns the type of the object.

fn object_class(&self) -> &Class<Object>

Returns the ObjectClass of the object. Read more

fn class(&self) -> &Class<T>
where T: IsClass,

Returns the class of the object.

fn class_of(&self) -> Option<&Class>
where U: IsClass,

Returns the class of the object in the given type T. Read more

fn interface(&self) -> Option<InterfaceRef<'_, U>>
where U: IsInterface,

Returns the interface T of the object. Read more

fn set_property(&self, property_name: &str, value: impl Into<Value>)

Sets the property property_name of the object to value value. Read more

fn set_property_from_value(&self, property_name: &str, value: &Value)

Sets the property property_name of the object to value value. Read more

fn set_properties(&self, property_values: &[(&str, &dyn ToValue)])

Sets multiple properties of the object at once. Read more

fn set_properties_from_value(&self, property_values: &[(&str, Value)])

Sets multiple properties of the object at once. Read more

fn property<V>(&self, property_name: &str) -> V
where V: for<'b> FromValue<'b> + 'static,

Gets the property property_name of the object and cast it to the type V. Read more

fn property_value(&self, property_name: &str) -> Value

Gets the property property_name of the object. Read more

fn has_property(&self, property_name: &str, type_: Option<Type>) -> bool

Check if the object has a property property_name of the given type_. Read more

fn property_type(&self, property_name: &str) -> Option<Type>

Get the type of the property property_name of this object. Read more

fn find_property(&self, property_name: &str) -> Option<ParamSpec>

Get the ParamSpec of the property property_name of this object.

fn list_properties(&self) -> PtrSlice<ParamSpec>

Return all ParamSpec of the properties of this object.

fn freeze_notify(&self) -> PropertyNotificationFreezeGuard

Freeze all property notifications until the return guard object is dropped. Read more

unsafe fn set_qdata<QD>(&self, key: Quark, value: QD)
where QD: 'static,

Set arbitrary data on this object with the given key. Read more

unsafe fn qdata<QD>(&self, key: Quark) -> Option<NonNull<QD>>
where QD: 'static,

Return previously set arbitrary data of this object with the given key. Read more

unsafe fn steal_qdata<QD>(&self, key: Quark) -> Option<QD>
where QD: 'static,

Retrieve previously set arbitrary data of this object with the given key. Read more

unsafe fn set_data<QD>(&self, key: &str, value: QD)
where QD: 'static,

Set arbitrary data on this object with the given key. Read more

unsafe fn data<QD>(&self, key: &str) -> Option<NonNull<QD>>
where QD: 'static,

Return previously set arbitrary data of this object with the given key. Read more

unsafe fn steal_data<QD>(&self, key: &str) -> Option<QD>
where QD: 'static,

Retrieve previously set arbitrary data of this object with the given key. Read more

fn block_signal(&self, handler_id: &SignalHandlerId)

Block a given signal handler. Read more

fn unblock_signal(&self, handler_id: &SignalHandlerId)

Unblock a given signal handler.

fn stop_signal_emission(&self, signal_id: SignalId, detail: Option<Quark>)

Stop emission of the currently emitted signal.

fn stop_signal_emission_by_name(&self, signal_name: &str)

Stop emission of the currently emitted signal by the (possibly detailed) signal name.

fn connect<F>( &self, signal_name: &str, after: bool, callback: F, ) -> SignalHandlerId
where F: Fn(&[Value]) -> Option<Value> + Send + Sync + 'static,

Connect to the signal signal_name on this object. Read more

fn connect_id<F>( &self, signal_id: SignalId, details: Option<Quark>, after: bool, callback: F, ) -> SignalHandlerId
where F: Fn(&[Value]) -> Option<Value> + Send + Sync + 'static,

Connect to the signal signal_id on this object. Read more

fn connect_local<F>( &self, signal_name: &str, after: bool, callback: F, ) -> SignalHandlerId
where F: Fn(&[Value]) -> Option<Value> + 'static,

Connect to the signal signal_name on this object. Read more

fn connect_local_id<F>( &self, signal_id: SignalId, details: Option<Quark>, after: bool, callback: F, ) -> SignalHandlerId
where F: Fn(&[Value]) -> Option<Value> + 'static,

Connect to the signal signal_id on this object. Read more

unsafe fn connect_unsafe<F>( &self, signal_name: &str, after: bool, callback: F, ) -> SignalHandlerId
where F: Fn(&[Value]) -> Option<Value>,

Connect to the signal signal_name on this object. Read more

unsafe fn connect_unsafe_id<F>( &self, signal_id: SignalId, details: Option<Quark>, after: bool, callback: F, ) -> SignalHandlerId
where F: Fn(&[Value]) -> Option<Value>,

Connect to the signal signal_id on this object. Read more

fn connect_closure( &self, signal_name: &str, after: bool, closure: RustClosure, ) -> SignalHandlerId

Connect a closure to the signal signal_name on this object. Read more

fn connect_closure_id( &self, signal_id: SignalId, details: Option<Quark>, after: bool, closure: RustClosure, ) -> SignalHandlerId

Connect a closure to the signal signal_id on this object. Read more

fn watch_closure(&self, closure: &impl AsRef<Closure>)

Limits the lifetime of closure to the lifetime of the object. When the object’s reference count drops to zero, the closure will be invalidated. An invalidated closure will ignore any calls to invoke_with_values, or invoke when using Rust closures.