shell/source/tools/lngconvex/cmdline.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_SHELL_SOURCE_TOOLS_LNGCONVEX_CMDLINE_HXX
  21 #define INCLUDED_SHELL_SOURCE_TOOLS_LNGCONVEX_CMDLINE_HXX
  22
  23 #include <string>
  24
  25 #include <sal/config.h>
  26
  27 /** Simple command line abstraction
  28 */
  29
  30 class CommandLine
  31 {
  32 public:
  33     // Creation
  34
  35     CommandLine(size_t argc, char* argv[]);
  36
  37     // Query
  38
  39     /** Returns an argument by name. If there are
  40         duplicate argument names in the command line,
  41         the first one wins.
  42         Argument name and the argument value must be separated
  43         by spaces. If the argument value starts with an
  44         argument prefix use quotes else the return value is
  45         an empty string because the value will be interpreted
  46         as the next argument name.
  47         If an argument value contains spaces use quotes.
  48
  49         @precond    GetArgumentNames() -> has element ArgumentName
  50
  51         @throws std::invalid_argument exception
  52         if the specified argument could not be
  53         found
  54     */
  55     std::string get_arg(const std::string& ArgumentName) const;
  56
  57 private:
  58     /** Returns whether a given argument is an argument name
  59     */
  60     static bool is_arg_name(const std::string& Argument);
  61
  62 private:
  63     size_t m_argc;
  64     char** m_argv;
  65
  66     // prevent copy and assignment
  67 private:
  68     CommandLine(const CommandLine&) = delete;
  69     CommandLine& operator=(const CommandLine&) = delete;
  70 };
  71
  72 #endif
  73
  74 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */