48 lines
1.0 KiB
C
48 lines
1.0 KiB
C
|
#ifndef CALCBACKUPSIZE_H
|
|||
|
|
#define CALCBACKUPSIZE_H
|
|||
|
|
|
|||
|
|
#include <QStringList>
|
|||
|
|
#include <QProcess>
|
|||
|
|
|
|||
|
|
#define GB (1024 * 1024 * 1024)
|
|||
|
|
#define MB (1024 * 1024)
|
|||
|
|
#define KB (1024)
|
|||
|
|
|
|||
|
|
class CalcBackupSize : public QObject
|
|||
|
|
{
|
|||
|
|
Q_OBJECT
|
|||
|
|
public:
|
|||
|
|
CalcBackupSize(QObject* parent = nullptr);
|
|||
|
|
~CalcBackupSize();
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @brief 计算备份大小，单位字节
|
|||
|
|
* @param args rsync参数列表
|
|||
|
|
* @param block 是否阻塞计算模式。默认true——阻塞计算模式
|
|||
|
|
* @return block为true时返回值为待备份数据大小，单位字节；block为false时，默认返回0
|
|||
|
|
*/
|
|||
|
|
qint64 start(QStringList args, bool block = true);
|
|||
|
|
|
|||
|
|
void stop() { m_process->kill(); }
|
|||
|
|
|
|||
|
|
signals:
|
|||
|
|
// 计算结束信号
|
|||
|
|
void finished(qint64 size);
|
|||
|
|
|
|||
|
|
private slots:
|
|||
|
|
// process结束槽
|
|||
|
|
void processFinish(int exitCode, QProcess::ExitStatus);
|
|||
|
|
|
|||
|
|
private:
|
|||
|
|
/**
|
|||
|
|
* @brief 解析process的输出结果
|
|||
|
|
*/
|
|||
|
|
void parseResult();
|
|||
|
|
|
|||
|
|
QProcess * m_process;
|
|||
|
|
|
|||
|
|
qint64 m_size = 0; // 备份大小，单位字节
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
#endif // CALCBACKUPSIZE_H
|