pub struct PollableInputStream { /* private fields */ }
Expand description
GPollableInputStream
is implemented by InputStream
s that
can be polled for readiness to read. This can be used when
interfacing with a non-GIO API that expects
UNIX-file-descriptor-style asynchronous I/O rather than GIO-style.
Some classes may implement GPollableInputStream
but have only certain
instances of that class be pollable. If PollableInputStreamExt::can_poll()
returns false, then the behavior of other GPollableInputStream
methods is
undefined.
§Implements
PollableInputStreamExt
, InputStreamExt
, [trait@glib::ObjectExt
], PollableInputStreamExtManual
, InputStreamExtManual
GLib type: GObject with reference counted clone semantics.
Implementations§
Source§impl PollableInputStream
impl PollableInputStream
pub const NONE: Option<&'static PollableInputStream> = None
Trait Implementations§
Source§impl Clone for PollableInputStream
impl Clone for PollableInputStream
Source§impl Debug for PollableInputStream
impl Debug for PollableInputStream
Source§impl HasParamSpec for PollableInputStream
impl HasParamSpec for PollableInputStream
type ParamSpec = ParamSpecObject
Source§type SetValue = PollableInputStream
type SetValue = PollableInputStream
Preferred value to be used as setter for the associated ParamSpec.
type BuilderFn = fn(_: &str) -> ParamSpecObjectBuilder<'_, PollableInputStream>
fn param_spec_builder() -> Self::BuilderFn
Source§impl Hash for PollableInputStream
impl Hash for PollableInputStream
Source§impl Ord for PollableInputStream
impl Ord for PollableInputStream
Source§fn cmp(&self, other: &Self) -> Ordering
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) -> Selfwhere
Self: Sized,
fn max(self, other: Self) -> Selfwhere
Self: Sized,
Compares and returns the maximum of two values. Read more
Source§impl<OT: ObjectType> PartialEq<OT> for PollableInputStream
impl<OT: ObjectType> PartialEq<OT> for PollableInputStream
Source§impl<OT: ObjectType> PartialOrd<OT> for PollableInputStream
impl<OT: ObjectType> PartialOrd<OT> for PollableInputStream
Source§impl StaticType for PollableInputStream
impl StaticType for PollableInputStream
Source§fn static_type() -> Type
fn static_type() -> Type
Returns the type identifier of
Self
.impl Eq for PollableInputStream
impl IsA<InputStream> for PollableInputStream
impl IsA<PollableInputStream> for ConverterInputStream
impl IsA<PollableInputStream> for MemoryInputStream
impl IsA<PollableInputStream> for UnixInputStream
Available on Unix only.
Auto Trait Implementations§
impl Freeze for PollableInputStream
impl RefUnwindSafe for PollableInputStream
impl !Send for PollableInputStream
impl !Sync for PollableInputStream
impl Unpin for PollableInputStream
impl UnwindSafe for PollableInputStream
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unsafe fn connect_unsafe_id<F>( &self, signal_id: SignalId, details: Option<Quark>, after: bool, callback: F, ) -> SignalHandlerId
Connect to the signal
signal_id
on this object. Read moreSource§fn connect_closure(
&self,
signal_name: &str,
after: bool,
closure: RustClosure,
) -> SignalHandlerId
fn connect_closure( &self, signal_name: &str, after: bool, closure: RustClosure, ) -> SignalHandlerId
Connect a closure to the signal
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on this object. Read moreSource§fn connect_closure_id(
&self,
signal_id: SignalId,
details: Option<Quark>,
after: bool,
closure: RustClosure,
) -> SignalHandlerId
fn connect_closure_id( &self, signal_id: SignalId, details: Option<Quark>, after: bool, closure: RustClosure, ) -> SignalHandlerId
Connect a closure to the signal
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on this object. Read moreSource§fn watch_closure(&self, closure: &impl AsRef<Closure>)
fn watch_closure(&self, closure: &impl AsRef<Closure>)
Limits the lifetime of
closure
to the lifetime of the object. When
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invalidated. An invalidated closure will ignore any calls to
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when using Rust closures.Source§fn emit<R>(&self, signal_id: SignalId, args: &[&dyn ToValue]) -> Rwhere
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fn emit<R>(&self, signal_id: SignalId, args: &[&dyn ToValue]) -> Rwhere
R: TryFromClosureReturnValue,
Emit signal by signal id. Read more
Source§fn emit_with_values(&self, signal_id: SignalId, args: &[Value]) -> Option<Value>
fn emit_with_values(&self, signal_id: SignalId, args: &[Value]) -> Option<Value>
Same as
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fn emit_by_name<R>(&self, signal_name: &str, args: &[&dyn ToValue]) -> Rwhere
R: TryFromClosureReturnValue,
Emit signal by its name. Read more
Source§fn emit_by_name_with_values(
&self,
signal_name: &str,
args: &[Value],
) -> Option<Value>
fn emit_by_name_with_values( &self, signal_name: &str, args: &[Value], ) -> Option<Value>
Emit signal by its name. Read more
Source§fn emit_by_name_with_details<R>(
&self,
signal_name: &str,
details: Quark,
args: &[&dyn ToValue],
) -> Rwhere
R: TryFromClosureReturnValue,
fn emit_by_name_with_details<R>(
&self,
signal_name: &str,
details: Quark,
args: &[&dyn ToValue],
) -> Rwhere
R: TryFromClosureReturnValue,
Emit signal by its name with details. Read more
Source§fn emit_by_name_with_details_and_values(
&self,
signal_name: &str,
details: Quark,
args: &[Value],
) -> Option<Value>
fn emit_by_name_with_details_and_values( &self, signal_name: &str, details: Quark, args: &[Value], ) -> Option<Value>
Emit signal by its name with details. Read more
Source§fn emit_with_details<R>(
&self,
signal_id: SignalId,
details: Quark,
args: &[&dyn ToValue],
) -> Rwhere
R: TryFromClosureReturnValue,
fn emit_with_details<R>(
&self,
signal_id: SignalId,
details: Quark,
args: &[&dyn ToValue],
) -> Rwhere
R: TryFromClosureReturnValue,
Emit signal by signal id with details. Read more
Source§fn emit_with_details_and_values(
&self,
signal_id: SignalId,
details: Quark,
args: &[Value],
) -> Option<Value>
fn emit_with_details_and_values( &self, signal_id: SignalId, details: Quark, args: &[Value], ) -> Option<Value>
Emit signal by signal id with details. Read more
Source§fn disconnect(&self, handler_id: SignalHandlerId)
fn disconnect(&self, handler_id: SignalHandlerId)
Disconnect a previously connected signal handler.
Source§fn connect_notify<F>(&self, name: Option<&str>, f: F) -> SignalHandlerId
fn connect_notify<F>(&self, name: Option<&str>, f: F) -> SignalHandlerId
Connect to the
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fn connect_notify_local<F>(&self, name: Option<&str>, f: F) -> SignalHandlerId
Connect to the
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signal of the object. Read moreSource§unsafe fn connect_notify_unsafe<F>(
&self,
name: Option<&str>,
f: F,
) -> SignalHandlerId
unsafe fn connect_notify_unsafe<F>( &self, name: Option<&str>, f: F, ) -> SignalHandlerId
Connect to the
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fn notify(&self, property_name: &str)
Notify that the given property has changed its value. Read more
Source§fn notify_by_pspec(&self, pspec: &ParamSpec)
fn notify_by_pspec(&self, pspec: &ParamSpec)
Notify that the given property has changed its value. Read more
Source§fn add_weak_ref_notify<F>(&self, f: F) -> WeakRefNotify<T>
fn add_weak_ref_notify<F>(&self, f: F) -> WeakRefNotify<T>
Add a callback to be notified when the Object is disposed.
Source§fn add_weak_ref_notify_local<F>(&self, f: F) -> WeakRefNotify<T>where
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Add a callback to be notified when the Object is disposed. Read more
Source§fn bind_property<'a, 'f, 't, O>(
&'a self,
source_property: &'a str,
target: &'a O,
target_property: &'a str,
) -> BindingBuilder<'a, 'f, 't>where
O: ObjectType,
fn bind_property<'a, 'f, 't, O>(
&'a self,
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target: &'a O,
target_property: &'a str,
) -> BindingBuilder<'a, 'f, 't>where
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Source§unsafe fn run_dispose(&self)
unsafe fn run_dispose(&self)
Runs the dispose mechanism of the object. Read more
Source§impl<O> PollableInputStreamExt for Owhere
O: IsA<PollableInputStream>,
impl<O> PollableInputStreamExt for Owhere
O: IsA<PollableInputStream>,
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Source§fn create_source<F, C>(
&self,
cancellable: Option<&C>,
name: Option<&str>,
priority: Priority,
func: F,
) -> Source
fn create_source<F, C>( &self, cancellable: Option<&C>, name: Option<&str>, priority: Priority, func: F, ) -> Source
Creates a #GSource that triggers when @self can be read, or
@cancellable is triggered or an error occurs. The callback on the
source is of the #GPollableSourceFunc type. Read more
fn create_source_future<C: IsA<Cancellable>>( &self, cancellable: Option<&C>, priority: Priority, ) -> Pin<Box<dyn Future<Output = ()> + 'static>>
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Source§fn read_nonblocking<C: IsA<Cancellable>>(
&self,
buffer: &mut [u8],
cancellable: Option<&C>,
) -> Result<isize, Error>
fn read_nonblocking<C: IsA<Cancellable>>( &self, buffer: &mut [u8], cancellable: Option<&C>, ) -> Result<isize, Error>
Attempts to read up to @count bytes from @self into @buffer, as
with g_input_stream_read(). If @self is not currently readable,
this will immediately return
IOErrorEnum::WouldBlock
, and you can
use g_pollable_input_stream_create_source() to create a #GSource
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fn ensure_type()
Ensures that the type has been registered with the type system.