Struct gio::PollableInputStream
source · pub struct PollableInputStream { /* private fields */ }
Expand description
PollableInputStream
is implemented by GInputStreams
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 PollableInputStream
but have only certain
instances of that class be pollable. If PollableInputStreamExt::can_poll()
returns false
, then the behavior of other PollableInputStream
methods is
undefined.
Implements
PollableInputStreamExt
, InputStreamExt
, glib::ObjectExt
, PollableInputStreamExtManual
, InputStreamExtManual
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 Display for PollableInputStream
impl Display for PollableInputStream
source§impl HasParamSpec for PollableInputStream
impl HasParamSpec for PollableInputStream
type ParamSpec = ParamSpecObject
§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§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
1.0.0 · source§fn le(&self, other: &Rhs) -> bool
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 moresource§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 RefUnwindSafe for PollableInputStream
impl !Send for PollableInputStream
impl !Sync for PollableInputStream
impl Unpin for PollableInputStream
impl UnwindSafe for PollableInputStream
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closure: RustClosure
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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
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invalidated. An invalidated closure will ignore any calls to
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Emit signal by signal id. Read more
source§fn emit_with_values(&self, signal_id: SignalId, args: &[Value]) -> Option<Value>
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source§fn emit_by_name_with_values(
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Emit signal by its name. Read more
source§fn emit_by_name_with_details<R>(
&self,
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details: Quark,
args: &[&dyn ToValue]
) -> Rwhere
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fn emit_by_name_with_details<R>(
&self,
signal_name: &str,
details: Quark,
args: &[&dyn ToValue]
) -> Rwhere
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Emit signal by its name with details. Read more
source§fn emit_by_name_with_details_and_values(
&self,
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details: Quark,
args: &[Value]
) -> Option<Value>
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Emit signal by its name with details. Read more
source§fn emit_with_details<R>(
&self,
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details: Quark,
args: &[&dyn ToValue]
) -> Rwhere
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fn emit_with_details<R>(
&self,
signal_id: SignalId,
details: Quark,
args: &[&dyn ToValue]
) -> Rwhere
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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>
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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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Connect to the
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&self,
name: Option<&str>,
f: F
) -> SignalHandlerId
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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)
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Notify that the given property has changed its value. Read more
source§fn add_weak_ref_notify<F>(&self, f: F) -> WeakRefNotify<T>
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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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source§fn bind_property<'f, 't, O, 'a>(
&'a self,
source_property: &'a str,
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) -> BindingBuilder<'a, 'f, 't>where
O: ObjectType,
fn bind_property<'f, 't, O, 'a>(
&'a self,
source_property: &'a str,
target: &'a O,
target_property: &'a str
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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
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fn can_poll(&self) -> bool
Checks if
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Checks if
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&self,
cancellable: Option<&C>,
name: Option<&str>,
priority: Priority,
func: F
) -> Source
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Creates a
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that triggers when self
can be read, or
cancellable
is triggered or an error occurs. The callback on the
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type. Read morefn create_source_future<C: IsA<Cancellable>>( &self, cancellable: Option<&C>, priority: Priority ) -> Pin<Box<dyn Future<Output = ()> + 'static>>
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Attempts to read up to
count
bytes from self
into buffer
, as
with InputStreamExtManual::read()
. If self
is not currently readable,
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, and you can
use PollableInputStreamExtManual::create_source()
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fn ensure_type()
Ensures that the type has been registered with the type system.