QString fileName; QFileDialog dialog(this); //fileName = dialog.getOpenFileName(this,QString::fromLocal8Bit("打开文件"),QString::fromLocal8Bit(strSCDFilePath.c_str()) ,"(*.scd);;(*.ssd);;(*.*)"); std::string IniPath = CFilePath::Instance().GetIniPath(); QString FilePath = QString::fromStdString(IniPath) + "Setting.ini"; QSettings setting(FilePath, QSettings::IniFormat); //为了能记住上次打开的路径 QString lastPath = setting.value("LastFilePath").toString(); fileName = dialog.getOpenFileName(this,QString::fromLocal8Bit("打开文件"),lastPath,"(*.scd);;(*.ssd);;(*.*)"); if (!fileName.isEmpty()) { int i = fileName.lastIndexOf('/'); QString Path = fileName.left(i); QVariant VarPath(Path); setting.setValue("LastFilePath", VarPath); }其实若 getOpenFileName 函数 第三个参数 传入的路径为空,则函数会自动打开上次的路径,不需要做这些设置,此处仅为记录 QSettings 的使用方法
QT:getOpenFileName 记录文件上次打开路径
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转载自blog.csdn.net/u012061464/article/details/80563195
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