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src/log/LogFileTableModel.cpp

@@ -5,13 +5,15 @@
 #include <QtCore/QFile>
 #include <QtCore/QTextStream>
 #include "LogFileTableModel.h"
+#include <qDebug>
 
 LogFileTableModel::LogFileTableModel(QObject *parent) : QAbstractTableModel(parent) {
 
 }
 
 void LogFileTableModel::setFileName(QString fileName) {
-    logdata.clear();
+    if (!logdata.isEmpty())logdata.clear();
+    qDebug()<<fileName;
     QFile f;
     f.setFileName(fileName);
     if (!f.exists()) return;

src/log/UserOperationLog.cpp

@@ -28,7 +28,7 @@ void UserOperationLog::init() {
 }
 
 const char space = ' ';
-QString addSpace(char* str)
+QString addSpace(const char* str)
 {
     QString s;