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More missing stuff...

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git-svn-id: svn://localhost/ardour2/trunk@2645 d708f5d6-7413-0410-9779-e7cbd77b26cf
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Carl Hetherington 2007-11-13 10:45:40 +00:00
parent a313924b77
commit aa6faa86b5
32 changed files with 5856 additions and 0 deletions
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141
libs/glibmm2/examples/options/main.cc Normal file
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/* Copyright (C) 2004 The glibmm Development Team
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <glibmm.h>
#include <iomanip>
#include <iostream>
class ExampleOptionGroup : public Glib::OptionGroup
{
public:
ExampleOptionGroup();
virtual bool on_pre_parse(Glib::OptionContext& context, Glib::OptionGroup& group);
virtual bool on_post_parse(Glib::OptionContext& context, Glib::OptionGroup& group);
virtual void on_error(Glib::OptionContext& context, Glib::OptionGroup& group);
//These int instances should live as long as the OptionGroup to which they are added,
//and as long as the OptionContext to which those OptionGroups are added.
int m_arg_foo;
std::string m_arg_filename;
Glib::ustring m_arg_goo;
bool m_arg_boolean;
Glib::OptionGroup::vecustrings m_arg_list;
};
ExampleOptionGroup::ExampleOptionGroup()
: Glib::OptionGroup("example_group", "description of example group", "help description of example group"),
m_arg_foo(0), m_arg_boolean(false)
{
Glib::OptionEntry entry1;
entry1.set_long_name("foo");
entry1.set_short_name('f');
entry1.set_description("The Foo");
add_entry(entry1, m_arg_foo);
Glib::OptionEntry entry2;
entry2.set_long_name("file");
entry2.set_short_name('F');
entry2.set_description("The Filename");
add_entry_filename(entry2, m_arg_filename);
Glib::OptionEntry entry3;
entry3.set_long_name("goo");
entry3.set_short_name('g');
entry3.set_description("The Goo");
add_entry(entry3, m_arg_goo);
Glib::OptionEntry entry4;
entry4.set_long_name("activate_something");
entry4.set_description("Activate something");
add_entry(entry4, m_arg_boolean);
Glib::OptionEntry entry5;
entry5.set_long_name("list");
entry5.set_short_name('l');
entry5.set_description("The List");
add_entry(entry5, m_arg_list);
}
bool ExampleOptionGroup::on_pre_parse(Glib::OptionContext& context, Glib::OptionGroup& group)
{
//This is called before the m_arg_* instances are given their values.
return Glib::OptionGroup::on_pre_parse(context, group);
}
bool ExampleOptionGroup::on_post_parse(Glib::OptionContext& context, Glib::OptionGroup& group)
{
//This is called after the m_arg_* instances are given their values.
return Glib::OptionGroup::on_post_parse(context, group);
}
void ExampleOptionGroup::on_error(Glib::OptionContext& context, Glib::OptionGroup& group)
{
Glib::OptionGroup::on_error(context, group);
}
int main(int argc, char** argv)
{
//This example should be executed like so:
//./example --foo=1 --bar=2 --goo=abc
//./example --help
Glib::init();
Glib::OptionContext context;
ExampleOptionGroup group;
context.set_main_group(group);
#ifdef GLIBMM_EXCEPTIONS_ENABLED
try
{
context.parse(argc, argv);
}
catch(const Glib::Error& ex)
{
std::cout << "Exception: " << ex.what() << std::endl;
}
#else
std::auto_ptr<Glib::Error> ex;
context.parse(argc, argv, ex);
if(ex.get())
{
std::cout << "Exception: " << ex->what() << std::endl;
}
#endif //GLIBMM_EXCEPTIONS_ENABLED
std::cout << "parsed values: " << std::endl <<
" foo = " << group.m_arg_foo << std::endl <<
" filename = " << group.m_arg_filename << std::endl <<
" activate_something = " << (group.m_arg_boolean ? "enabled" : "disabled") << std::endl <<
" goo = " << group.m_arg_goo << std::endl;
//This one shows the results of multiple instance of the same option, such as --list=1 --list=a --list=b
std::cout << " list = ";
for(Glib::OptionGroup::vecustrings::const_iterator iter = group.m_arg_list.begin(); iter != group.m_arg_list.end(); ++iter)
{
std::cout << *iter << ", ";
}
std::cout << std::endl;
return 0;
}