gstreamer/subprojects/gstreamer-sharp/sources/generated/Gst/GstSharp.ClockCallbackNative.cs

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2018-01-29 18:56:49 +00:00
// 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 bool ClockCallbackNative(IntPtr clock, ulong time, IntPtr id, IntPtr user_data);
internal class ClockCallbackInvoker {
ClockCallbackNative native_cb;
IntPtr __data;
GLib.DestroyNotify __notify;
~ClockCallbackInvoker ()
{
if (__notify == null)
return;
__notify (__data);
}
internal ClockCallbackInvoker (ClockCallbackNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
internal ClockCallbackInvoker (ClockCallbackNative native_cb, IntPtr data) : this (native_cb, data, null) {}
internal ClockCallbackInvoker (ClockCallbackNative native_cb, IntPtr data, GLib.DestroyNotify notify)
{
this.native_cb = native_cb;
__data = data;
__notify = notify;
}
internal Gst.ClockCallback Handler {
get {
return new Gst.ClockCallback(InvokeNative);
}
}
bool InvokeNative (Gst.Clock clock, ulong time, IntPtr id)
{
bool __result = native_cb (clock == null ? IntPtr.Zero : clock.Handle, time, id, __data);
return __result;
}
}
internal class ClockCallbackWrapper {
public bool NativeCallback (IntPtr clock, ulong time, IntPtr id, IntPtr user_data)
{
try {
bool __ret = managed (GLib.Object.GetObject(clock) as Gst.Clock, time, id);
if (release_on_call)
gch.Free ();
return __ret;
} catch (Exception e) {
GLib.ExceptionManager.RaiseUnhandledException (e, false);
return false;
}
}
bool release_on_call = false;
GCHandle gch;
public void PersistUntilCalled ()
{
release_on_call = true;
gch = GCHandle.Alloc (this);
}
internal ClockCallbackNative NativeDelegate;
Gst.ClockCallback managed;
public ClockCallbackWrapper (Gst.ClockCallback managed)
{
this.managed = managed;
if (managed != null)
NativeDelegate = new ClockCallbackNative (NativeCallback);
}
public static Gst.ClockCallback GetManagedDelegate (ClockCallbackNative native)
{
if (native == null)
return null;
ClockCallbackWrapper wrapper = (ClockCallbackWrapper) native.Target;
if (wrapper == null)
return null;
return wrapper.managed;
}
}
#endregion
}