subprojects/gstreamer-sharp/sources/generated/Gst/GstSharp.ValueDeserializeWithPSpecFuncNative.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 bool ValueDeserializeWithPSpecFuncNative(IntPtr dest, IntPtr s, IntPtr pspec);
  12
  13         internal class ValueDeserializeWithPSpecFuncInvoker {
  14
  15                 ValueDeserializeWithPSpecFuncNative native_cb;
  16                 IntPtr __data;
  17                 GLib.DestroyNotify __notify;
  18
  19                 ~ValueDeserializeWithPSpecFuncInvoker ()
  20                 {
  21                         if (__notify == null)
  22                                 return;
  23                         __notify (__data);
  24                 }
  25
  26                 internal ValueDeserializeWithPSpecFuncInvoker (ValueDeserializeWithPSpecFuncNative native_cb) : this (native_cb, IntPtr.Zero, null) {}
  27
  28                 internal ValueDeserializeWithPSpecFuncInvoker (ValueDeserializeWithPSpecFuncNative native_cb, IntPtr data) : this (native_cb, data, null) {}
  29
  30                 internal ValueDeserializeWithPSpecFuncInvoker (ValueDeserializeWithPSpecFuncNative 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.ValueDeserializeWithPSpecFunc Handler {
  38                         get {
  39                                 return new Gst.ValueDeserializeWithPSpecFunc(InvokeNative);
  40                         }
  41                 }
  42
  43                 bool InvokeNative (GLib.Value dest, string s, IntPtr pspec)
  44                 {
  45                         IntPtr native_dest = GLib.Marshaller.StructureToPtrAlloc (dest);
  46                         IntPtr native_s = GLib.Marshaller.StringToPtrGStrdup (s);
  47                         bool __result = native_cb (native_dest, native_s, pspec);
  48                         Marshal.FreeHGlobal (native_dest);
  49                         GLib.Marshaller.Free (native_s);
  50                         return __result;
  51                 }
  52         }
  53
  54         internal class ValueDeserializeWithPSpecFuncWrapper {
  55
  56                 public bool NativeCallback (IntPtr dest, IntPtr s, IntPtr pspec)
  57                 {
  58                         try {
  59                                 bool __ret = managed ((GLib.Value) Marshal.PtrToStructure (dest, typeof (GLib.Value)), GLib.Marshaller.Utf8PtrToString (s), pspec);
  60                                 if (release_on_call)
  61                                         gch.Free ();
  62                                 return __ret;
  63                         } catch (Exception e) {
  64                                 GLib.ExceptionManager.RaiseUnhandledException (e, false);
  65                                 return false;
  66                         }
  67                 }
  68
  69                 bool release_on_call = false;
  70                 GCHandle gch;
  71
  72                 public void PersistUntilCalled ()
  73                 {
  74                         release_on_call = true;
  75                         gch = GCHandle.Alloc (this);
  76                 }
  77
  78                 internal ValueDeserializeWithPSpecFuncNative NativeDelegate;
  79                 Gst.ValueDeserializeWithPSpecFunc managed;
  80
  81                 public ValueDeserializeWithPSpecFuncWrapper (Gst.ValueDeserializeWithPSpecFunc managed)
  82                 {
  83                         this.managed = managed;
  84                         if (managed != null)
  85                                 NativeDelegate = new ValueDeserializeWithPSpecFuncNative (NativeCallback);
  86                 }
  87
  88                 public static Gst.ValueDeserializeWithPSpecFunc GetManagedDelegate (ValueDeserializeWithPSpecFuncNative native)
  89                 {
  90                         if (native == null)
  91                                 return null;
  92                         ValueDeserializeWithPSpecFuncWrapper wrapper = (ValueDeserializeWithPSpecFuncWrapper) native.Target;
  93                         if (wrapper == null)
  94                                 return null;
  95                         return wrapper.managed;
  96                 }
  97         }
  98 #endregion
  99 }