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# HelpVisitor.h

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    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 <tclap/CmdLineInterface.h>
    00026 #include <tclap/CmdLineOutput.h>
    00027 #include <tclap/Visitor.h>
    00028
    00029 namespace TCLAP {
    00030
    00035 class HelpVisitor: public Visitor
    00036 {
    00037     private:
    00041         HelpVisitor(const HelpVisitor& rhs);
    00042         HelpVisitor& operator=(const HelpVisitor& rhs);
    00043
    00044     protected:
    00045
    00049         CmdLineInterface* _cmd;
    00050
    00054         CmdLineOutput** _out;
    00055
    00056     public:
    00057
    00063         HelpVisitor(CmdLineInterface* cmd, CmdLineOutput** out)
    00064                 : Visitor(), _cmd( cmd ), _out( out ) { }
    00065
    00070         void visit() { (*_out)->usage(*_cmd); throw ExitException(0); }
    00071
    00072 };
    00073
    00074 }
    00075
    00076 #endif