?? svgwindow.h
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#ifndef SVGWINDOW_H#define SVGWINDOW_H#include <QPoint>#include <QScrollArea>#include <QString>class QKeyEvent;class QMouseEvent;class SvgWindow : public QScrollArea{public: SvgWindow(); void mousePressEvent(QMouseEvent *event); void mouseMoveEvent(QMouseEvent *event); void mouseReleaseEvent(QMouseEvent *event); void openFile(const QString &file); void setRenderer();private: QPoint mousePressPos; QPoint scrollBarValuesOnMousePress; QString currentPath;};#endif?? 快捷鍵說明
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