Qt 显示中文代码

#include <QApplication>#include <QLabel>#include <QTextCodec>int main(int argc, char **argv){//constructQApplication app(argc, argv);//construct labelQTextCodec *coder = QTextCodec::codecForName("utf-8");QLabel qlab(coder->toUnicode("你好qt"));qlab.show();//afair loopreturn app.exec();}