FDO .NET API Reference | Feature Data Objects |
00001 /* 00002 * Copyright (C) 2004-2006 Autodesk, Inc. 00003 * 00004 * This library is free software; you can redistribute it and/or 00005 * modify it under the terms of version 2.1 of the GNU Lesser 00006 * General Public License as published by the Free Software Foundation. 00007 * 00008 * This library is distributed in the hope that it will be useful, 00009 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00010 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00011 * Lesser General Public License for more details. 00012 * 00013 * You should have received a copy of the GNU Lesser General Public 00014 * License along with this library; if not, write to the Free Software 00015 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00016 * 00017 */ 00018 00019 #pragma once 00020 00021 #include "FDO\Commands\mgIFeatureCommandImp.h" 00022 #include "FDO\Commands\Feature\mgIDelete.h" 00023 00024 class FdoIDelete; 00025 00026 BEGIN_NAMESPACE_OSGEO_FDO_COMMANDS_LOCKING 00027 public __gc __interface ILockConflictReader; 00028 END_NAMESPACE_OSGEO_FDO_COMMANDS_LOCKING 00029 00030 BEGIN_NAMESPACE_OSGEO_FDO_COMMANDS_FEATURE 00031 00032 /// \ingroup (OSGeoFDOCommandsFeature) 00033 /// \brief 00034 /// The IDeleteImp class is a concrete implementation class for interface IDelete. 00035 /// The IDelete interface defines the FDO Delete command, which deletes instances of 00036 /// a given class that match the specified criteria. Input to the delete command 00037 /// includes the name of the class, and filter criteria by which to identify the 00038 /// instances to be deleted. The filter may be specified either as text or as an 00039 /// expression tree (most likely produced by a query builder). The delete 00040 /// command can delete instances at global scope or instances/values nested 00041 /// within an object collection property. Instances at global scope are referred 00042 /// to simply by the class name. Instances at a nested scope (i.e. instances 00043 /// within a object collection property) are referred to by the containing class 00044 /// name, followed by a '.', followed by the object collection property name. 00045 private __gc class IDeleteImp : public NAMESPACE_OSGEO_FDO_COMMANDS::IFeatureCommandImp, 00046 public NAMESPACE_OSGEO_FDO_COMMANDS_FEATURE::IDelete 00047 { 00048 public: 00049 /// \brief 00050 /// Executes the delete command and returns the number of instances 00051 /// deleted 00052 /// 00053 /// \return 00054 /// Returns the number of instances deleted. 00055 /// 00056 System::Int32 Execute(); 00057 00058 /// \brief 00059 /// Deleting objects might result in lock conflicts if objects 00060 /// to be deleted are not exclusively locked for the user attempting to 00061 /// delete the object. A lock conflict report is generated. 00062 /// This function returns a lock conflict reader that provides 00063 /// access to the list of lock conflicts that occurred during the execution 00064 /// of the delete operation. 00065 /// 00066 /// \return 00067 /// Returns a lock conflict reader. 00068 /// 00069 __property NAMESPACE_OSGEO_FDO_COMMANDS_LOCKING::ILockConflictReader* get_LockConflicts(); 00070 00071 public private: 00072 IDeleteImp(System::IntPtr unmanaged, System::Boolean autoDelete) : NAMESPACE_OSGEO_FDO_COMMANDS::IFeatureCommandImp(unmanaged, autoDelete) 00073 { 00074 00075 } 00076 00077 inline FdoIDelete* GetImpObj(); 00078 }; 00079 00080 END_NAMESPACE_OSGEO_FDO_COMMANDS_FEATURE 00081 00082
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