add an initial menu command, which presents several choices to users
usage is "menu 'label1' 'command1' 'label2' 'command2' ..."
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@ -486,6 +486,26 @@ void eval_string(const CommandParameters& params,
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CommandManager::instance().execute(params, context);
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}
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void menu(const CommandParameters& params,
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const Context& context)
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{
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if (params.size() == 0 or (params.size() % 2) != 0)
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throw wrong_argument_count();
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std::ostringstream oss;
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for (int i = 0; i < params.size(); i += 2)
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{
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oss << i/2 + 1 << "[" << params[i] << "] ";
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}
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oss << "(empty cancels): ";
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String choice = prompt_func(oss.str(), complete_nothing);
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int i = atoi(choice.c_str());
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if (i > 0 and i < (params.size() / 2) + 1)
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CommandManager::instance().execute(params[(i-1)*2+1], context);
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}
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}
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void register_commands()
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@ -558,6 +578,7 @@ void register_commands()
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cm.register_command("exec", exec_string);
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cm.register_command("eval", eval_string);
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cm.register_command("menu", menu);
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cm.register_command("def", define_command, CommandManager::IgnoreSemiColons | CommandManager::DeferredShellEval);
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cm.register_command("echo", echo_message);
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