gstreamer/ges/generated/GLib/GLibSharp.AsyncReadyCallbackNative.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 GLibSharp {
using System;
using System.Runtime.InteropServices;
#region Autogenerated code
[UnmanagedFunctionPointer (CallingConvention.Cdecl)]
internal delegate void AsyncReadyCallbackNative(IntPtr source_object, IntPtr res, IntPtr user_data);
internal class AsyncReadyCallbackInvoker {
AsyncReadyCallbackNative native_cb;
IntPtr __data;
GLib.DestroyNotify __notify;
~AsyncReadyCallbackInvoker ()
{
if (__notify == null)
return;
__notify (__data);
}
internal AsyncReadyCallbackInvoker (AsyncReadyCallbackNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
internal AsyncReadyCallbackInvoker (AsyncReadyCallbackNative native_cb, IntPtr data) : this (native_cb, data, null) {}
internal AsyncReadyCallbackInvoker (AsyncReadyCallbackNative native_cb, IntPtr data, GLib.DestroyNotify notify)
{
this.native_cb = native_cb;
__data = data;
__notify = notify;
}
internal GLib.AsyncReadyCallback Handler {
get {
return new GLib.AsyncReadyCallback(InvokeNative);
}
}
void InvokeNative (GLib.Object source_object, GLib.IAsyncResult res)
{
native_cb (source_object == null ? IntPtr.Zero : source_object.Handle, res == null ? IntPtr.Zero : ((res is GLib.Object) ? (res as GLib.Object).Handle : (res as GLib.AsyncResultAdapter).Handle), __data);
}
}
internal class AsyncReadyCallbackWrapper {
public void NativeCallback (IntPtr source_object, IntPtr res, IntPtr user_data)
{
try {
managed (GLib.Object.GetObject (source_object), GLib.AsyncResultAdapter.GetObject (res, 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 AsyncReadyCallbackNative NativeDelegate;
GLib.AsyncReadyCallback managed;
public AsyncReadyCallbackWrapper (GLib.AsyncReadyCallback managed)
{
this.managed = managed;
if (managed != null)
NativeDelegate = new AsyncReadyCallbackNative (NativeCallback);
}
public static GLib.AsyncReadyCallback GetManagedDelegate (AsyncReadyCallbackNative native)
{
if (native == null)
return null;
AsyncReadyCallbackWrapper wrapper = (AsyncReadyCallbackWrapper) native.Target;
if (wrapper == null)
return null;
return wrapper.managed;
}
}
#endregion
}