Qt删除标题栏

setWindowFlags(Qt :: Window | Qt :: FramelessWindowHint)适合我.确保在最高级别窗口中应用该设置.例如在main.cpp中看到下图,原谅有线3D的东西,测试一些OpenGL代码.

int main(int argc, char *argv[])
{
  QApplication a(argc, argv);
  WoodPuppet window;

  window.setWindowFlags(Qt::Window | Qt::FramelessWindowHint);
  window.show();
}