gstreamer/sources/generated/Gst_GstSharp.IteratorFreeFunctionNative.cs
2018-01-29 16:25:26 -03:00

92 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 IteratorFreeFunctionNative(IntPtr it);
internal class IteratorFreeFunctionInvoker {
IteratorFreeFunctionNative native_cb;
IntPtr __data;
GLib.DestroyNotify __notify;
~IteratorFreeFunctionInvoker ()
{
if (__notify == null)
return;
__notify (__data);
}
internal IteratorFreeFunctionInvoker (IteratorFreeFunctionNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
internal IteratorFreeFunctionInvoker (IteratorFreeFunctionNative native_cb, IntPtr data) : this (native_cb, data, null) {}
internal IteratorFreeFunctionInvoker (IteratorFreeFunctionNative native_cb, IntPtr data, GLib.DestroyNotify notify)
{
this.native_cb = native_cb;
__data = data;
__notify = notify;
}
internal Gst.IteratorFreeFunction Handler {
get {
return new Gst.IteratorFreeFunction(InvokeNative);
}
}
void InvokeNative (Gst.Iterator it)
{
native_cb (it == null ? IntPtr.Zero : it.Handle);
}
}
internal class IteratorFreeFunctionWrapper {
public void NativeCallback (IntPtr it)
{
try {
managed (it == IntPtr.Zero ? null : (Gst.Iterator) GLib.Opaque.GetOpaque (it, typeof (Gst.Iterator), 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 IteratorFreeFunctionNative NativeDelegate;
Gst.IteratorFreeFunction managed;
public IteratorFreeFunctionWrapper (Gst.IteratorFreeFunction managed)
{
this.managed = managed;
if (managed != null)
NativeDelegate = new IteratorFreeFunctionNative (NativeCallback);
}
public static Gst.IteratorFreeFunction GetManagedDelegate (IteratorFreeFunctionNative native)
{
if (native == null)
return null;
IteratorFreeFunctionWrapper wrapper = (IteratorFreeFunctionWrapper) native.Target;
if (wrapper == null)
return null;
return wrapper.managed;
}
}
#endregion
}