摘要： http://blog.csdn.net/qiurisuixiang/article/details/6897914//mydialog.h#ifndef MYDIALOG_H#define MYDIALOG_H#include class QLineEdit;class QSlider;class MyDialog : public QDialog{ Q_OBJECTpublic: explicit MyDialog(QWidget *parent = 0);signals:public slots: void setLineEditValue(int value);private: ... 阅读全文