Qt Hello World in rust with https://github.com/google/rustcxx http://i.imgur.com/wq2ebvA.png

build.rs

extern crate rustcxx_codegen;

fn main() {
    rustcxx_codegen::build("src/main.rs");
}

build.sh

export CXXFLAGS="-march=x86-64 -mtune=generic -O2 -pipe -fstack-protector-strong -Wall -W -D_REENTRANT -fPIC -DQT_NO_DEBUG -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_CORE_LIB -I. -isystem /usr/include/qt -isystem /usr/include/qt/QtWidgets -isystem /usr/include/qt/QtGui -isystem /usr/include/qt/QtCore -I. -I/usr/lib/qt/mkspecs/linux-g++"
cargo build

Cargo.toml

[package]
name = "rustqt"
build = "build.rs"
version = "0.1.0"
authors = ["Jiachen Yang <[email protected]>"]

[dependencies]

[dependencies.rustcxx_plugin]
git = "https://github.com/google/rustcxx.git"

[build-dependencies.rustcxx_codegen]
git = "https://github.com/google/rustcxx.git"

main.rs

#![feature(plugin)]
#![plugin(rustcxx_plugin)]

#[link(name = "Qt5Core")]
#[link(name = "Qt5Gui")]
#[link(name = "Qt5Widgets")]
extern {}

cxx_inline! {
    #include <QApplication>
    #include <QPushButton>
}

fn main() {
    std::process::exit( unsafe { cxx![() -> i32{
         int argc = 0;
         char arg[] = "./qtdemo";
         char * argv [] = {arg, 0};
         QApplication app (argc, argv);
         QPushButton button ("Hello world !");
         button.show();
         app.exec()
    }]});
}