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

   1 // This file was generated by the Gtk# code generator.
   2 // Any changes made will be lost if regenerated.
   3
   4 namespace GstSharp {
   5
   6         using System;
   7         using System.Runtime.InteropServices;
   8
   9 #region Autogenerated code
  10         [UnmanagedFunctionPointer (CallingConvention.Cdecl)]
  11         internal delegate int PadEventFullFunctionNative(IntPtr pad, IntPtr parent, IntPtr evnt);
  12
  13         internal class PadEventFullFunctionInvoker {
  14
  15                 PadEventFullFunctionNative native_cb;
  16                 IntPtr __data;
  17                 GLib.DestroyNotify __notify;
  18
  19                 ~PadEventFullFunctionInvoker ()
  20                 {
  21                         if (__notify == null)
  22                                 return;
  23                         __notify (__data);
  24                 }
  25
  26                 internal PadEventFullFunctionInvoker (PadEventFullFunctionNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
  27
  28                 internal PadEventFullFunctionInvoker (PadEventFullFunctionNative native_cb, IntPtr data) : this (native_cb, data, null) {}
  29
  30                 internal PadEventFullFunctionInvoker (PadEventFullFunctionNative native_cb, IntPtr data, GLib.DestroyNotify notify)
  31                 {
  32                         this.native_cb = native_cb;
  33                         __data = data;
  34                         __notify = notify;
  35                 }
  36
  37                 internal Gst.PadEventFullFunction Handler {
  38                         get {
  39                                 return new Gst.PadEventFullFunction(InvokeNative);
  40                         }
  41                 }
  42
  43                 Gst.FlowReturn InvokeNative (Gst.Pad pad, Gst.Object parent, Gst.Event evnt)
  44                 {
  45                         evnt.Owned = false;
  46                         Gst.FlowReturn __result = (Gst.FlowReturn) native_cb (pad == null ? IntPtr.Zero : pad.Handle, parent == null ? IntPtr.Zero : parent.Handle, evnt == null ? IntPtr.Zero : evnt.Handle);
  47                         return __result;
  48                 }
  49         }
  50
  51         internal class PadEventFullFunctionWrapper {
  52
  53                 public int NativeCallback (IntPtr pad, IntPtr parent, IntPtr evnt)
  54                 {
  55                         try {
  56                                 Gst.FlowReturn __ret = managed (GLib.Object.GetObject(pad) as Gst.Pad, GLib.Object.GetObject(parent) as Gst.Object, evnt == IntPtr.Zero ? null : (Gst.Event) GLib.Opaque.GetOpaque (evnt, typeof (Gst.Event), true));
  57                                 if (release_on_call)
  58                                         gch.Free ();
  59                                 return (int) __ret;
  60                         } catch (Exception e) {
  61                                 GLib.ExceptionManager.RaiseUnhandledException (e, true);
  62                                 // NOTREACHED: Above call does not return.
  63                                 throw e;
  64                         }
  65                 }
  66
  67                 bool release_on_call = false;
  68                 GCHandle gch;
  69
  70                 public void PersistUntilCalled ()
  71                 {
  72                         release_on_call = true;
  73                         gch = GCHandle.Alloc (this);
  74                 }
  75
  76                 internal PadEventFullFunctionNative NativeDelegate;
  77                 Gst.PadEventFullFunction managed;
  78
  79                 public PadEventFullFunctionWrapper (Gst.PadEventFullFunction managed)
  80                 {
  81                         this.managed = managed;
  82                         if (managed != null)
  83                                 NativeDelegate = new PadEventFullFunctionNative (NativeCallback);
  84                 }
  85
  86                 public static Gst.PadEventFullFunction GetManagedDelegate (PadEventFullFunctionNative native)
  87                 {
  88                         if (native == null)
  89                                 return null;
  90                         PadEventFullFunctionWrapper wrapper = (PadEventFullFunctionWrapper) native.Target;
  91                         if (wrapper == null)
  92                                 return null;
  93                         return wrapper.managed;
  94                 }
  95         }
  96 #endregion
  97 }