public override void RegisterCallBack()
 {
     if (this.NativeObject != IntPtr.Zero)
     {
         m_getDatasetType_CallBack_EVDatasetType = EarthView_World_Spatial_GeoDataset_IDataMetaInfo_getDatasetType_EVDatasetType_Function;
         GC.KeepAlive(m_getDatasetType_CallBack_EVDatasetType);
         EV_RegisterCallback_EarthView_World_Spatial_GeoDataset_IDataMetaInfo_getDatasetType_EVDatasetType(this.NativeObject, m_getDatasetType_CallBack_EVDatasetType);
         m_getName_CallBack_EVString = EarthView_World_Spatial_GeoDataset_IDataMetaInfo_getName_EVString_Function;
         GC.KeepAlive(m_getName_CallBack_EVString);
         EV_RegisterCallback_EarthView_World_Spatial_GeoDataset_IDataMetaInfo_getName_EVString(this.NativeObject, m_getName_CallBack_EVString);
         m_getEnvelopeRef_CallBack_IEnvelope = EarthView_World_Spatial_GeoDataset_IDataMetaInfo_getEnvelopeRef_IEnvelope_Function;
         GC.KeepAlive(m_getEnvelopeRef_CallBack_IEnvelope);
         EV_RegisterCallback_EarthView_World_Spatial_GeoDataset_IDataMetaInfo_getEnvelopeRef_IEnvelope(this.NativeObject, m_getEnvelopeRef_CallBack_IEnvelope);
         m_getSpatialReference_CallBack_ISpatialReference = EarthView_World_Spatial_GeoDataset_IDataMetaInfo_getSpatialReference_ISpatialReference_Function;
         GC.KeepAlive(m_getSpatialReference_CallBack_ISpatialReference);
         EV_RegisterCallback_EarthView_World_Spatial_GeoDataset_IDataMetaInfo_getSpatialReference_ISpatialReference(this.NativeObject, m_getSpatialReference_CallBack_ISpatialReference);
     }
 }
 protected static extern void EV_RegisterCallback_EarthView_World_Spatial_GeoDataset_IDataMetaInfo_getEnvelopeRef_IEnvelope(IntPtr pObject, getEnvelopeRef_CallBack_IEnvelope pCallback);