#ifndef MAINWINDOW_H #define MAINWINDOW_H #include class MainWindow : public QMainWindow { Q_OBJECT public: MainWindow(QWidget* parent = 0); ~MainWindow(); protected: void paintEvent(QPaintEvent*); void mousePressEvent(QMouseEvent* event); void mouseMoveEvent(QMouseEvent* event); void mouseReleaseEvent(QMouseEvent* event); private: QPoint m_ptLast; QFont m_font; QRectF t_rcBound; QString m_strContent; }; #endif // MAINWINDOW_H