mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-05 07:56:35 +00:00
93 lines
2.3 KiB
C#
93 lines
2.3 KiB
C#
|
// This file was generated by the Gtk# code generator.
|
||
|
// Any changes made will be lost if regenerated.
|
||
|
|
||
|
namespace GstSharp {
|
||
|
|
||
|
using System;
|
||
|
using System.Runtime.InteropServices;
|
||
|
|
||
|
#region Autogenerated code
|
||
|
[UnmanagedFunctionPointer (CallingConvention.Cdecl)]
|
||
|
internal delegate void PromiseChangeFuncNative(IntPtr promise, IntPtr user_data);
|
||
|
|
||
|
internal class PromiseChangeFuncInvoker {
|
||
|
|
||
|
PromiseChangeFuncNative native_cb;
|
||
|
IntPtr __data;
|
||
|
GLib.DestroyNotify __notify;
|
||
|
|
||
|
~PromiseChangeFuncInvoker ()
|
||
|
{
|
||
|
if (__notify == null)
|
||
|
return;
|
||
|
__notify (__data);
|
||
|
}
|
||
|
|
||
|
internal PromiseChangeFuncInvoker (PromiseChangeFuncNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
|
||
|
|
||
|
internal PromiseChangeFuncInvoker (PromiseChangeFuncNative native_cb, IntPtr data) : this (native_cb, data, null) {}
|
||
|
|
||
|
internal PromiseChangeFuncInvoker (PromiseChangeFuncNative native_cb, IntPtr data, GLib.DestroyNotify notify)
|
||
|
{
|
||
|
this.native_cb = native_cb;
|
||
|
__data = data;
|
||
|
__notify = notify;
|
||
|
}
|
||
|
|
||
|
internal Gst.PromiseChangeFunc Handler {
|
||
|
get {
|
||
|
return new Gst.PromiseChangeFunc(InvokeNative);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void InvokeNative (Gst.Promise promise)
|
||
|
{
|
||
|
native_cb (promise == null ? IntPtr.Zero : promise.Handle, __data);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
internal class PromiseChangeFuncWrapper {
|
||
|
|
||
|
public void NativeCallback (IntPtr promise, IntPtr user_data)
|
||
|
{
|
||
|
try {
|
||
|
managed (promise == IntPtr.Zero ? null : (Gst.Promise) GLib.Opaque.GetOpaque (promise, typeof (Gst.Promise), false));
|
||
|
if (release_on_call)
|
||
|
gch.Free ();
|
||
|
} catch (Exception e) {
|
||
|
GLib.ExceptionManager.RaiseUnhandledException (e, false);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
bool release_on_call = false;
|
||
|
GCHandle gch;
|
||
|
|
||
|
public void PersistUntilCalled ()
|
||
|
{
|
||
|
release_on_call = true;
|
||
|
gch = GCHandle.Alloc (this);
|
||
|
}
|
||
|
|
||
|
internal PromiseChangeFuncNative NativeDelegate;
|
||
|
Gst.PromiseChangeFunc managed;
|
||
|
|
||
|
public PromiseChangeFuncWrapper (Gst.PromiseChangeFunc managed)
|
||
|
{
|
||
|
this.managed = managed;
|
||
|
if (managed != null)
|
||
|
NativeDelegate = new PromiseChangeFuncNative (NativeCallback);
|
||
|
}
|
||
|
|
||
|
public static Gst.PromiseChangeFunc GetManagedDelegate (PromiseChangeFuncNative native)
|
||
|
{
|
||
|
if (native == null)
|
||
|
return null;
|
||
|
PromiseChangeFuncWrapper wrapper = (PromiseChangeFuncWrapper) native.Target;
|
||
|
if (wrapper == null)
|
||
|
return null;
|
||
|
return wrapper.managed;
|
||
|
}
|
||
|
}
|
||
|
#endregion
|
||
|
}
|