Mercurial > minori
view dep/pugixml/docs/samples/traverse_predicate.cpp @ 198:bc1ae1810855
dep/animia: switch from using classes to global functions
the old idea was ok, but sort of hackish; this method doesn't use classes
at all, and this way (especially important!) we can do wayland stuff AND x11
at the same time, which wasn't really possible without stupid workarounds in
the other method
| author | Paper <mrpapersonic@gmail.com> |
|---|---|
| date | Sun, 24 Dec 2023 02:59:42 -0500 |
| 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
