#include #include #include class ScratchPad : public QMainWindow { public: ScratchPad() { textEdit = new QPlainTextEdit(this); setCentralWidget(textEdit); setWindowTitle("Scratch Pad"); resize(600, 400); } private: QPlainTextEdit *textEdit; }; int main(int argc, char *argv[]) { QApplication app(argc, argv); ScratchPad mainWindow; mainWindow.show(); return app.exec(); }