📄 progressbar.h
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#ifndef _PROGRESSBARDEMO_H_#define _PROGRESSBARDEMO_H_#include <qapplication.h>#include <qpushbutton.h>#include <qprogressbar.h>#include <qlayout.h>#include <qtimer.h>class QPushButton;class QProgressBar;class ProgressBarDemo: public QWidget{ Q_OBJECTpublic: ProgressBarDemo( QWidget *parent=0, const char *name=0);protected slots: void slotStart(); void slotReset(); void slotTimeout();protected: QPushButton *start, *pause, *reset; QProgressBar *progressbar; QTimer *timer;};#endif
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