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// 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 PadQueryFunctionNative(IntPtr pad, IntPtr parent, IntPtr query);
internal class PadQueryFunctionInvoker {
PadQueryFunctionNative native_cb;
IntPtr __data;
GLib.DestroyNotify __notify;
~PadQueryFunctionInvoker ()
{
if (__notify == null)
return;
__notify (__data);
}
internal PadQueryFunctionInvoker (PadQueryFunctionNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
internal PadQueryFunctionInvoker (PadQueryFunctionNative native_cb, IntPtr data) : this (native_cb, data, null) {}
internal PadQueryFunctionInvoker (PadQueryFunctionNative native_cb, IntPtr data, GLib.DestroyNotify notify)
{
this.native_cb = native_cb;
__data = data;
__notify = notify;
}
internal Gst.PadQueryFunction Handler {
get {
return new Gst.PadQueryFunction(InvokeNative);
}
}
bool InvokeNative (Gst.Pad pad, Gst.Object parent, Gst.Query query)
{
bool __result = native_cb (pad == null ? IntPtr.Zero : pad.Handle, parent == null ? IntPtr.Zero : parent.Handle, query == null ? IntPtr.Zero : query.Handle);
return __result;
}
}
internal class PadQueryFunctionWrapper {
public bool NativeCallback (IntPtr pad, IntPtr parent, IntPtr query)
{
try {
bool __ret = managed (GLib.Object.GetObject(pad) as Gst.Pad, GLib.Object.GetObject(parent) as Gst.Object, query == IntPtr.Zero ? null : (Gst.Query) GLib.Opaque.GetOpaque (query, typeof (Gst.Query), false));
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 PadQueryFunctionNative NativeDelegate;
Gst.PadQueryFunction managed;
public PadQueryFunctionWrapper (Gst.PadQueryFunction managed)
{
this.managed = managed;
if (managed != null)
NativeDelegate = new PadQueryFunctionNative (NativeCallback);
}
public static Gst.PadQueryFunction GetManagedDelegate (PadQueryFunctionNative native)
{
if (native == null)
return null;
PadQueryFunctionWrapper wrapper = (PadQueryFunctionWrapper) native.Target;
if (wrapper == null)
return null;
return wrapper.managed;
}
}
#endregion
}
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