mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer-rs.git
synced 2024-05-19 00:38:06 +00:00
106 lines
3.4 KiB
Rust
106 lines
3.4 KiB
Rust
// Take a look at the license at the top of the repository in the LICENSE file.
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use crate::PlaySignalAdapter;
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use glib::signal::connect_raw;
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use glib::signal::SignalHandlerId;
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use glib::translate::*;
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use glib::ObjectType;
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use std::boxed::Box as Box_;
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use std::mem::transmute;
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impl PlaySignalAdapter {
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#[doc(alias = "duration-changed")]
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pub fn connect_duration_changed<
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F: Fn(&PlaySignalAdapter, Option<gst::ClockTime>) + Send + 'static,
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>(
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&self,
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f: F,
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) -> SignalHandlerId {
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unsafe extern "C" fn duration_changed_trampoline<
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F: Fn(&PlaySignalAdapter, Option<gst::ClockTime>) + Send + 'static,
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>(
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this: *mut ffi::GstPlaySignalAdapter,
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object: u64,
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f: glib::ffi::gpointer,
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) {
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let f: &F = &*(f as *const F);
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f(&from_glib_borrow(this), FromGlib::from_glib(object))
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}
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#[allow(clippy::cast_ptr_alignment)]
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unsafe {
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let f: Box_<F> = Box_::new(f);
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connect_raw(
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self.as_ptr() as *mut _,
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b"duration-changed\0".as_ptr() as *const _,
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Some(transmute::<_, unsafe extern "C" fn()>(
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duration_changed_trampoline::<F> as *const (),
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)),
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Box_::into_raw(f),
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)
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}
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}
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#[doc(alias = "position-updated")]
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pub fn connect_position_updated<
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F: Fn(&PlaySignalAdapter, Option<gst::ClockTime>) + Send + 'static,
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>(
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&self,
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f: F,
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) -> SignalHandlerId {
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unsafe extern "C" fn position_updated_trampoline<
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F: Fn(&PlaySignalAdapter, Option<gst::ClockTime>) + Send + 'static,
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>(
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this: *mut ffi::GstPlaySignalAdapter,
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object: u64,
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f: glib::ffi::gpointer,
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) {
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let f: &F = &*(f as *const F);
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f(&from_glib_borrow(this), FromGlib::from_glib(object))
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}
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#[allow(clippy::cast_ptr_alignment)]
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unsafe {
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let f: Box_<F> = Box_::new(f);
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connect_raw(
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self.as_ptr() as *mut _,
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b"position-updated\0".as_ptr() as *const _,
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Some(transmute::<_, unsafe extern "C" fn()>(
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position_updated_trampoline::<F> as *const (),
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)),
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Box_::into_raw(f),
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)
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}
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}
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#[doc(alias = "seek-done")]
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pub fn connect_seek_done<F: Fn(&PlaySignalAdapter, gst::ClockTime) + Send + 'static>(
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&self,
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f: F,
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) -> SignalHandlerId {
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unsafe extern "C" fn seek_done_trampoline<
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F: Fn(&PlaySignalAdapter, gst::ClockTime) + Send + 'static,
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>(
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this: *mut ffi::GstPlaySignalAdapter,
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object: u64,
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f: glib::ffi::gpointer,
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) {
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let f: &F = &*(f as *const F);
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f(
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&from_glib_borrow(this),
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try_from_glib(object).expect("undefined seek position"),
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)
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}
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#[allow(clippy::cast_ptr_alignment)]
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unsafe {
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let f: Box_<F> = Box_::new(f);
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connect_raw(
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self.as_ptr() as *mut _,
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b"seek-done\0".as_ptr() as *const _,
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Some(transmute::<_, unsafe extern "C" fn()>(
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seek_done_trampoline::<F> as *const (),
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)),
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Box_::into_raw(f),
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)
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}
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}
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}
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