#include"mainwindow.h" MainWindow::MainWindow(QWidget* parent, const char* name) :QWidget(parent, name){ _filemenu = new QPopupMenu(this, "filemenu"); _filemenu->insertItem("&Open"); _filemenu->insertItem("&Save"); _filemenu->insertSeparator(); _filemenu->insertItem("&Quit", qApp, SLOT(quit()), ALT+Key_F4); _helpmenu = new QPopupMenu(this, "helpmenu"); _helpmenu->insertItem("&About", this, SLOT(about())); _helpmenu->insertItem("About Qt", this, SLOT(aboutQt())); _menu = new QMenuBar(this, "menubar"); _menu->insertItem("&File", _filemenu); _menu->insertItem("&Help", _helpmenu); } void MainWindow::about(){ QMessageBox::about( this, "About this program", "This is a program for tutorial.\n" "Copyright Dai Kaibazawa" ); } void MainWindow::aboutQt(){ QMessageBox::aboutQt(this, "About Qt"); }