mirror of
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59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
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/******************************************************************************
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*
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* file: HelpVisitor.h
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*
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* Copyright (c) 2003, Michael E. Smoot .
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* All rights reverved.
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*
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* See the file COPYING in the top directory of this distribution for
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* more information.
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*
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* THE SOFTWARE IS PROVIDED _AS IS_, WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*****************************************************************************/
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#ifndef __HELP_VISITOR_H__
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#define __HELP_VISITOR_H__
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#include <tclap/Visitor.h>
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namespace TCLAP {
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/**
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* A Visitor object that calls the usage method of a given CmdLine.
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*/
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class HelpVisitor: public Visitor
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{
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protected:
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/**
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* The CmdLine that will be called for the usage method.
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*/
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CmdLine* _cmd;
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public:
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/**
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* Constructor.
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* \param cmd - The CmdLine that will called for usage method.
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*/
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HelpVisitor(CmdLine* cmd) : Visitor(), _cmd( cmd ) {};
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/**
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* Calls the usage method of the CmdLine.
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*/
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void visit() { _cmd->usage(0); }
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};
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}
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#endif
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