view dep/pugixml/docs/samples/traverse_predicate.cpp @ 101:c537996cf67b

*: multitude of config changes 1. theme is now configurable from the settings menu (but you have to restart for it to apply) 2. config is now stored in an INI file, with no method of conversion from json (this repo is private-ish anyway)
author Paper <mrpapersonic@gmail.com>
date Fri, 03 Nov 2023 14:06:02 -0400
parents d10b6c6b432e
children
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#include "pugixml.hpp"

#include <string.h>
#include <iostream>

// tag::decl[]
bool small_timeout(pugi::xml_node node)
{
    return node.attribute("Timeout").as_int() < 20;
}

struct allow_remote_predicate
{
    bool operator()(pugi::xml_attribute attr) const
    {
        return strcmp(attr.name(), "AllowRemote") == 0;
    }

    bool operator()(pugi::xml_node node) const
    {
        return node.attribute("AllowRemote").as_bool();
    }
};
// end::decl[]

int main()
{
    pugi::xml_document doc;
    if (!doc.load_file("xgconsole.xml")) return -1;

    pugi::xml_node tools = doc.child("Profile").child("Tools");

    // tag::find[]
    // Find child via predicate (looks for direct children only)
    std::cout << tools.find_child(allow_remote_predicate()).attribute("Filename").value() << std::endl;

    // Find node via predicate (looks for all descendants in depth-first order)
    std::cout << doc.find_node(allow_remote_predicate()).attribute("Filename").value() << std::endl;

    // Find attribute via predicate
    std::cout << tools.last_child().find_attribute(allow_remote_predicate()).value() << std::endl;

    // We can use simple functions instead of function objects
    std::cout << tools.find_child(small_timeout).attribute("Filename").value() << std::endl;
    // end::find[]
}

// vim:et