gstreamer/sources/generated/Gst/GstSharp.BusSyncHandlerNative.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 int BusSyncHandlerNative(IntPtr bus, IntPtr message, IntPtr user_data);
internal class BusSyncHandlerInvoker {
BusSyncHandlerNative native_cb;
IntPtr __data;
GLib.DestroyNotify __notify;
~BusSyncHandlerInvoker ()
{
if (__notify == null)
return;
__notify (__data);
}
internal BusSyncHandlerInvoker (BusSyncHandlerNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
internal BusSyncHandlerInvoker (BusSyncHandlerNative native_cb, IntPtr data) : this (native_cb, data, null) {}
internal BusSyncHandlerInvoker (BusSyncHandlerNative native_cb, IntPtr data, GLib.DestroyNotify notify)
{
this.native_cb = native_cb;
__data = data;
__notify = notify;
}
internal Gst.BusSyncHandler Handler {
get {
return new Gst.BusSyncHandler(InvokeNative);
}
}
Gst.BusSyncReply InvokeNative (Gst.Bus bus, Gst.Message message)
{
Gst.BusSyncReply __result = (Gst.BusSyncReply) native_cb (bus == null ? IntPtr.Zero : bus.Handle, message == null ? IntPtr.Zero : message.Handle, __data);
return __result;
}
}
internal class BusSyncHandlerWrapper {
public int NativeCallback (IntPtr bus, IntPtr message, IntPtr user_data)
{
try {
Gst.BusSyncReply __ret = managed (GLib.Object.GetObject(bus) as Gst.Bus, message == IntPtr.Zero ? null : (Gst.Message) GLib.Opaque.GetOpaque (message, typeof (Gst.Message), false));
if (release_on_call)
gch.Free ();
return (int) __ret;
} catch (Exception e) {
GLib.ExceptionManager.RaiseUnhandledException (e, true);
// NOTREACHED: Above call does not return.
throw e;
}
}
bool release_on_call = false;
GCHandle gch;
public void PersistUntilCalled ()
{
release_on_call = true;
gch = GCHandle.Alloc (this);
}
internal BusSyncHandlerNative NativeDelegate;
Gst.BusSyncHandler managed;
public BusSyncHandlerWrapper (Gst.BusSyncHandler managed)
{
this.managed = managed;
if (managed != null)
NativeDelegate = new BusSyncHandlerNative (NativeCallback);
}
public static Gst.BusSyncHandler GetManagedDelegate (BusSyncHandlerNative native)
{
if (native == null)
return null;
BusSyncHandlerWrapper wrapper = (BusSyncHandlerWrapper) native.Target;
if (wrapper == null)
return null;
return wrapper.managed;
}
}
#endregion
}