108 lines
4.1 KiB
C++
108 lines
4.1 KiB
C++
/****************************************************************************
|
|
* MeshLab o o *
|
|
* An extendible mesh processor o o *
|
|
* _ O _ *
|
|
* Copyright(C) 2005, 2009 \/)\/ *
|
|
* Visual Computing Lab /\/| *
|
|
* ISTI - Italian National Research Council | *
|
|
* \ *
|
|
* All rights reserved. *
|
|
* *
|
|
* This program is free software; you can redistribute it and/or modify *
|
|
* it under the terms of the GNU General Public License as published by *
|
|
* the Free Software Foundation; either version 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
* This program is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
|
|
* for more details. *
|
|
* *
|
|
****************************************************************************/
|
|
|
|
#ifndef GETOPT_H
|
|
#define GETOPT_H
|
|
|
|
#include <QString>
|
|
#include <QStringList>
|
|
#include <QMap>
|
|
|
|
/* Example usage:
|
|
|
|
QString file1, file2;
|
|
QString o_gamma = "10";
|
|
QString o_scale = "0.7";
|
|
|
|
GetOpt opt(argc, argv);
|
|
opt.addArgument("img1", "first image", &file1);
|
|
opt.addArgument("img2", "second image", &file2);
|
|
opt.addOption('g', "gamma", "weigth to derivatives of images (default: 10)", &o_gamma);
|
|
opt.addOption('s', "scale", "scale [0.5-0.99] for multiscale approach (default: 0.7)", &o_scale);
|
|
|
|
opt.parse(); */
|
|
|
|
class GetOpt {
|
|
protected:
|
|
struct Option {
|
|
enum Type { SWITCH, OPTION, ARGUMENT, OPTIONAL };
|
|
Type type;
|
|
char o;
|
|
QString name;
|
|
QString description;
|
|
QVariant *value;
|
|
bool *b;
|
|
};
|
|
bool unlimitedArgs;
|
|
QList<Option> options;
|
|
|
|
public:
|
|
QString appname; //application name
|
|
QString help; //help text
|
|
QStringList args; //original argument vector
|
|
QStringList arguments; //arbitrary long list of arguments if unlimitedArgs is true
|
|
|
|
GetOpt(): unlimitedArgs(false) {}
|
|
GetOpt(int argc, char *argv[] );
|
|
GetOpt(const QStringList &a);
|
|
|
|
//add an option without a value
|
|
void addSwitch(char s, const QString &longname, const QString &description, bool *b );
|
|
|
|
//add a valued option (v will be left untouched if the option is not given)
|
|
void addOption(char s, const QString &longname, const QString &description, QVariant *v);
|
|
|
|
//add an argument
|
|
void addArgument(const QString &name, const QString &description, QVariant *v);
|
|
|
|
//add an optional agrument
|
|
void addOptionalArgument(const QString &name, const QString &description, QVariant *v);
|
|
|
|
//allow an unlimited number of optional arguments
|
|
void allowUnlimitedArguments(bool allow) { unlimitedArgs = allow; }
|
|
|
|
//set help if someone uses -h or --help option
|
|
void setHelp(QString &_help) { help = _help; }
|
|
|
|
//parses the command line and fill variables or print an error message and exits
|
|
void parse();
|
|
|
|
//return usage string
|
|
QString usage();
|
|
|
|
//return argv[0]
|
|
QString &applicationName();
|
|
|
|
protected:
|
|
//parses and return true on success
|
|
bool parse(QString &error);
|
|
//return options or switch
|
|
bool findOption(char c, Option &option);
|
|
//return any named argument
|
|
bool findArg(const QString &name, Option &option);
|
|
//split desc into n pieces of the right length TODO: check for newlines also
|
|
QString formatDesc(QString desc, int len);
|
|
};
|
|
|
|
#endif
|