00001 00002 /****************************************************************************** 00003 * 00004 * file: HelpVisitor.h 00005 * 00006 * Copyright (c) 2003, Michael E. Smoot . 00007 * All rights reverved. 00008 * 00009 * See the file COPYING in the top directory of this distribution for 00010 * more information. 00011 * 00012 * THE SOFTWARE IS PROVIDED _AS IS_, WITHOUT WARRANTY OF ANY KIND, EXPRESS 00013 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00014 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 00015 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00016 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 00017 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 00018 * DEALINGS IN THE SOFTWARE. 00019 * 00020 *****************************************************************************/ 00021 00022 #ifndef TCLAP_HELP_VISITOR_H 00023 #define TCLAP_HELP_VISITOR_H 00024 00025 #include <mrpt/otherlibs/tclap/CmdLineInterface.h> 00026 #include <mrpt/otherlibs/tclap/CmdLineOutput.h> 00027 #include <mrpt/otherlibs/tclap/Visitor.h> 00028 00029 namespace TCLAP { 00030 00031 /** 00032 * A Visitor object that calls the usage method of the given CmdLineOutput 00033 * object for the specified CmdLine object. 00034 */ 00035 class HelpVisitor: public Visitor 00036 { 00037 protected: 00038 00039 /** 00040 * The CmdLine the output will be generated for. 00041 */ 00042 CmdLineInterface* _cmd; 00043 00044 /** 00045 * The output object. 00046 */ 00047 CmdLineOutput** _out; 00048 00049 public: 00050 00051 /** 00052 * Constructor. 00053 * \param cmd - The CmdLine the output will be generated for. 00054 * \param out - The type of output. 00055 */ 00056 HelpVisitor(CmdLineInterface* cmd, CmdLineOutput** out) 00057 : Visitor(), _cmd( cmd ), _out( out ) { } 00058 00059 /** 00060 * Calls the usage method of the CmdLineOutput for the 00061 * specified CmdLine. 00062 */ 00063 void visit() { (*_out)->usage(*_cmd); throw ActionDoneException(); } 00064 00065 }; 00066 00067 } 00068 00069 #endif
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