QT的 QButton 添加ICO 以及添加菜单 Action

//初始化

void TestQtApp::InitWnd(){m_generBut = new QPushButton(this);QIcon tempIco("C:\\ico\\matlab.ico");m_generBut->setIcon(tempIco);m_generBut->setToolTip("Matlab");m_generBut->setGeometry(0,50,100,100);m_generBut->setIconSize(m_generBut->size());m_AboutAct = new QAction(tr("&About"),this);m_AboutAct->setIcon(tempIco);m_Menu = menuBar()->addMenu("Matlab");m_Menu->addAction(m_AboutAct);}

//对QAction链接

connect(m_AboutAct,SIGNAL(triggered()),this,SLOT(ShowABoutWnd()));void TestQtApp::ShowABoutWnd(){QMessageBox::about(this,"About","This is Created By Xiao!");}