sdk修改后的QFileDialog好多功能都不能用了，需要补漏

kybackup/module/databackup.cpp

@@ -481,6 +481,25 @@ void DataBackup::initSecondWidget()
             QStringList selectFiles = fileDialog.selectedFiles();
             if (!selectFiles.isEmpty()) {
                 QString fileName = selectFiles.at(0);
+
+                // sdk重新实现了QFileDialog后很多功能已经丢失，需要再次进行过滤，真难用
+                if (fileName == BACKUP_PATH || fileName.contains(BACKUP_SNAPSHOTS_PATH)) {
+                    // 不能嵌套备份，请选择其它目录
+                    MessageBoxUtils::QMESSAGE_BOX_WARNING(GlobelBackupInfo::inst().getMainWidget(), QObject::tr("Information"),
+                                                          QObject::tr("Cannot nest backups, please select another directory."),
+                                                          QObject::tr("Ok"));
+                    return ;
+                } else if (fileName.endsWith(BACKUP_PATH)) {
+                    QString subfile = fileName + "/snapshots";
+                    if (Utils::isDirExist(subfile + "/snapshots")) {
+                        // 不能嵌套备份，请选择其它目录
+                        MessageBoxUtils::QMESSAGE_BOX_WARNING(GlobelBackupInfo::inst().getMainWidget(), QObject::tr("Information"),
+                                                              QObject::tr("Cannot nest backups, please select another directory."),
+                                                              QObject::tr("Ok"));
+                        return ;
+                    }
+                }
+
                 if (this->m_udiskPaths.contains(fileName)) {
                     comboSelect->setCurrentIndex(this->m_udiskPaths.indexOf(fileName));
                     this->m_customizePath = "";

kybackup/module/systembackup.cpp

@@ -337,6 +337,25 @@ void SystemBackup::initSecondWidget()
             QStringList selectFiles = fileDialog.selectedFiles();
             if (!selectFiles.isEmpty()) {
                 QString fileName = selectFiles.at(0);
+
+                // sdk重新实现了QFileDialog后很多功能已经丢失，需要再次进行过滤，真难用
+                if (fileName == BACKUP_PATH || fileName.contains(BACKUP_SNAPSHOTS_PATH)) {
+                    // 不能嵌套备份，请选择其它目录
+                    MessageBoxUtils::QMESSAGE_BOX_WARNING(GlobelBackupInfo::inst().getMainWidget(), QObject::tr("Information"),
+                                                          QObject::tr("Cannot nest backups, please select another directory."),
+                                                          QObject::tr("Ok"));
+                    return ;
+                } else if (fileName.endsWith(BACKUP_PATH)) {
+                    QString subfile = fileName + "/snapshots";
+                    if (Utils::isDirExist(subfile + "/snapshots")) {
+                        // 不能嵌套备份，请选择其它目录
+                        MessageBoxUtils::QMESSAGE_BOX_WARNING(GlobelBackupInfo::inst().getMainWidget(), QObject::tr("Information"),
+                                                              QObject::tr("Cannot nest backups, please select another directory."),
+                                                              QObject::tr("Ok"));
+                        return ;
+                    }
+                }
+
                 if (this->m_udiskPaths.contains(fileName)) {
                     comboSelect->setCurrentIndex(this->m_udiskPaths.indexOf(fileName));
                     this->m_customizePath = "";