gstreamer/sources/generated/Gst/GstSharp.PadActivateFunctionNative.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 PadActivateFunctionNative(IntPtr pad, IntPtr parent);
internal class PadActivateFunctionInvoker {
PadActivateFunctionNative native_cb;
IntPtr __data;
GLib.DestroyNotify __notify;
~PadActivateFunctionInvoker ()
{
if (__notify == null)
return;
__notify (__data);
}
internal PadActivateFunctionInvoker (PadActivateFunctionNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
internal PadActivateFunctionInvoker (PadActivateFunctionNative native_cb, IntPtr data) : this (native_cb, data, null) {}
internal PadActivateFunctionInvoker (PadActivateFunctionNative native_cb, IntPtr data, GLib.DestroyNotify notify)
{
this.native_cb = native_cb;
__data = data;
__notify = notify;
}
internal Gst.PadActivateFunction Handler {
get {
return new Gst.PadActivateFunction(InvokeNative);
}
}
bool InvokeNative (Gst.Pad pad, Gst.Object parent)
{
bool __result = native_cb (pad == null ? IntPtr.Zero : pad.Handle, parent == null ? IntPtr.Zero : parent.Handle);
return __result;
}
}
internal class PadActivateFunctionWrapper {
public bool NativeCallback (IntPtr pad, IntPtr parent)
{
try {
bool __ret = managed (GLib.Object.GetObject(pad) as Gst.Pad, GLib.Object.GetObject(parent) as Gst.Object);
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 PadActivateFunctionNative NativeDelegate;
Gst.PadActivateFunction managed;
public PadActivateFunctionWrapper (Gst.PadActivateFunction managed)
{
this.managed = managed;
if (managed != null)
NativeDelegate = new PadActivateFunctionNative (NativeCallback);
}
public static Gst.PadActivateFunction GetManagedDelegate (PadActivateFunctionNative native)
{
if (native == null)
return null;
PadActivateFunctionWrapper wrapper = (PadActivateFunctionWrapper) native.Target;
if (wrapper == null)
return null;
return wrapper.managed;
}
}
#endregion
}