1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef COLUMNINFO_HXX_INCLUDED 25 #define COLUMNINFO_HXX_INCLUDED 26 27 #if defined _MSC_VER 28 #pragma warning(push, 1) 29 #pragma warning(disable:4917) 30 #endif 31 #include <shlobj.h> 32 #if defined _MSC_VER 33 #pragma warning(pop) 34 #endif 35 36 37 class CColumnInfo : public IColumnProvider 38 { 39 public: 40 CColumnInfo(long RefCnt = 1); 41 virtual ~CColumnInfo(); 42 43 //----------------------------- 44 // IUnknown methods 45 //----------------------------- 46 47 virtual HRESULT STDMETHODCALLTYPE QueryInterface( 48 REFIID riid, 49 void __RPC_FAR *__RPC_FAR *ppvObject); 50 51 virtual ULONG STDMETHODCALLTYPE AddRef( void); 52 53 virtual ULONG STDMETHODCALLTYPE Release( void); 54 55 //----------------------------- 56 // IColumnProvider 57 //----------------------------- 58 59 virtual HRESULT STDMETHODCALLTYPE Initialize(LPCSHCOLUMNINIT psci); 60 61 virtual HRESULT STDMETHODCALLTYPE GetColumnInfo(DWORD dwIndex, SHCOLUMNINFO *psci); 62 63 virtual HRESULT STDMETHODCALLTYPE GetItemData( 64 LPCSHCOLUMNID pscid, LPCSHCOLUMNDATA pscd, VARIANT *pvarData); 65 66 private: 67 bool IsOOFileExtension(wchar_t* Extension) const; 68 69 private: 70 long m_RefCnt; 71 }; 72 73 #endif 74