gstreamer/subprojects/gstreamer-sharp/sources/generated/Gst/GstSharp.BusFuncNative.cs

95 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 bool BusFuncNative(IntPtr bus, IntPtr message, IntPtr user_data);
internal class BusFuncInvoker {
BusFuncNative native_cb;
IntPtr __data;
GLib.DestroyNotify __notify;
~BusFuncInvoker ()
{
if (__notify == null)
return;
__notify (__data);
}
internal BusFuncInvoker (BusFuncNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
internal BusFuncInvoker (BusFuncNative native_cb, IntPtr data) : this (native_cb, data, null) {}
internal BusFuncInvoker (BusFuncNative native_cb, IntPtr data, GLib.DestroyNotify notify)
{
this.native_cb = native_cb;
__data = data;
__notify = notify;
}
internal Gst.BusFunc Handler {
get {
return new Gst.BusFunc(InvokeNative);
}
}
bool InvokeNative (Gst.Bus bus, Gst.Message message)
{
bool __result = native_cb (bus == null ? IntPtr.Zero : bus.Handle, message == null ? IntPtr.Zero : message.Handle, __data);
return __result;
}
}
internal class BusFuncWrapper {
public bool NativeCallback (IntPtr bus, IntPtr message, IntPtr user_data)
{
try {
bool __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 __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 BusFuncNative NativeDelegate;
Gst.BusFunc managed;
public BusFuncWrapper (Gst.BusFunc managed)
{
this.managed = managed;
if (managed != null)
NativeDelegate = new BusFuncNative (NativeCallback);
}
public static Gst.BusFunc GetManagedDelegate (BusFuncNative native)
{
if (native == null)
return null;
BusFuncWrapper wrapper = (BusFuncWrapper) native.Target;
if (wrapper == null)
return null;
return wrapper.managed;
}
}
#endregion
}