Fixed some bugs in file I/O

Desktop_Interface/isodriver.cpp

@@ -1249,3 +1249,46 @@ void isoDriver::serialNeedsDisabling(int channel){
     qDebug("isoDriver acknowledges disconnect from channel %d", channel);
     mainWindowPleaseDisableSerial(channel);
 }
+
+//Thank you https://stackoverflow.com/questions/27318631/parsing-through-a-csv-file-in-qt
+void isoDriver::loadFileBuffer(QFile *fileToLoad){
+    //Delete the current buffer if it exists
+    if(internalBufferFile != NULL){
+        delete internalBufferFile;
+    }
+
+    //Load the file
+    if (!fileToLoad->open(QIODevice::ReadOnly)) {
+        qDebug() << fileToLoad->errorString();
+        return;
+    }
+    QByteArray currentLine;
+    QList<QByteArray> tempList;
+    //First Header line
+    currentLine = fileToLoad->readLine();
+    qDebug() << currentLine;
+
+    //Averaging line
+    currentLine = fileToLoad->readLine();
+    qDebug() << currentLine;
+    tempList.append(currentLine.split('\n'));
+    tempList.append(currentLine.split('\r'));
+    tempList.append(tempList.first().split(' '));
+    qDebug() << tempList;
+    int averages = tempList.back().toInt();
+    qDebug() << averages;
+
+    //Mode line
+    currentLine = fileToLoad->readLine();
+    qDebug() << currentLine;
+
+
+
+    //Count the number of elements
+    while (!fileToLoad->atEnd()) {
+        currentLine = fileToLoad->readLine();
+        //tempList = currentLine.split(',').first();
+    }
+    //Prompt user for start and end times
+    //Copy the data into the isoBuffer
+}

Desktop_Interface/isodriver.h

@@ -22,7 +22,7 @@ class isoDriver : public QLabel
 public:
     explicit isoDriver(QWidget *parent = 0);
     //Generic Vars
-    isoBuffer *internalBuffer375_CH1, *internalBuffer375_CH2, *internalBuffer750;
+    isoBuffer *internalBuffer375_CH1, *internalBuffer375_CH2, *internalBuffer750, *internalBufferFile = NULL;
 #if QCP_VER == 1
     QCPItemText *cursorTextPtr;
 #endif
@@ -43,6 +43,7 @@ public:
     void setDriver(genericUsbDriver *newDriver);
     void setAxes(QCustomPlot *newAxes);
     double meanVoltageLast(double seconds, unsigned char channel, int TOP);
+    void loadFileBuffer(QFile *fileToLoad);
 private:
     //Those bloody bools that just Enable/Disable a single property
     bool paused_CH1 = false, paused_CH2 = false, paused_multimeter = false;

Desktop_Interface/mainwindow.cpp

@@ -1586,13 +1586,42 @@ void MainWindow::on_actionSingle_ep_async_triggered()
 }
 
 void MainWindow::showFileDialog(QString *fileName){
-    QString filters("CSV files (*.csv)");
-    QString defaultFilter("CSV files (*.csv)");
+    QFileDialog dialog;
 
-    /* Static method approach */
-    QString temp = QFileDialog::getSaveFileName(0, "Save file", QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation),
-        filters, &defaultFilter);
+    dialog.setDefaultSuffix("csv");
+    dialog.setAcceptMode(QFileDialog::AcceptSave);
+    dialog.setDirectory(QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation));
+    dialog.setFileMode(QFileDialog::AnyFile);
+    dialog.setNameFilter("CSV files (*.csv);;All Files (*)");
 
+    int retVal = dialog.exec();
+
+    if(!retVal){
+        return; //User did not select a file!
+    }
+
+    QStringList tempList = dialog.selectedFiles();
+    QString temp = tempList.first();
+    *(fileName) = temp;
+}
+
+void MainWindow::openFileDialog(QString *fileName){
+    QFileDialog dialog;
+
+    dialog.setDefaultSuffix("csv");
+    dialog.setAcceptMode(QFileDialog::AcceptOpen);
+    dialog.setDirectory(QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation));
+    dialog.setFileMode(QFileDialog::ExistingFile);
+    dialog.setNameFilter("CSV files (*.csv);;All Files (*)");
+
+    int retVal = dialog.exec();
+
+    if(!retVal){
+        return; //User did not select a file!
+    }
+
+    QStringList tempList = dialog.selectedFiles();
+    QString temp = tempList.first();
     *(fileName) = temp;
 }
 
@@ -1795,3 +1824,18 @@ void MainWindow::on_actionAbout_triggered()
 {
     QMessageBox::about(this, "About EspoTek Labrador", "EspoTek Labrador, Christmas Edition 2017.\nWebsite: http://espotek.com\nContact Email: admin@espotek.com");
 }
+
+void MainWindow::on_actionOpen_DAQ_File_triggered()
+{
+    qDebug() << "on_actionOpen_DAQ_File_triggered";
+    //Prompt user for file name
+    QString fileName;
+    openFileDialog(&fileName);
+    qDebug() << fileName;
+    int len = fileName.length();
+
+    if(len==0) return; //User cancelled
+
+    QFile *inputFile = new QFile(fileName);
+    ui->controller_iso->loadFileBuffer(inputFile);
+}

Desktop_Interface/mainwindow.h

@@ -44,6 +44,7 @@ public:
     ~MainWindow();
     void resizeEvent(QResizeEvent *event);
     void showFileDialog(QString *fileName);
+    void openFileDialog(QString *fileName);
 private slots:
     //Oscilloscope
     void on_actionGain0_5_triggered();
@@ -175,6 +176,8 @@ private slots:
 
     void on_actionAbout_triggered();
 
+    void on_actionOpen_DAQ_File_triggered();
+
 private:
     //Generic Vars
     Ui::MainWindow *ui;

Desktop_Interface/ui_files_desktop/mainwindow.ui

@@ -1343,14 +1343,15 @@
     </widget>
     <widget class="QMenu" name="menuRecord">
      <property name="title">
-      <string>Enable Data Aquisition</string>
+      <string>Enable DAQ</string>
      </property>
      <addaction name="actionRecord_CH1"/>
      <addaction name="actionRecord_CH2"/>
     </widget>
     <addaction name="actionDAQ_Settings"/>
-    <addaction name="menuTake_Snapshot"/>
     <addaction name="menuRecord"/>
+    <addaction name="actionOpen_DAQ_File"/>
+    <addaction name="menuTake_Snapshot"/>
    </widget>
    <widget class="QMenu" name="menuOscilloscope_2">
     <property name="title">
@@ -2241,6 +2242,11 @@
     <string>About</string>
    </property>
   </action>
+  <action name="actionOpen_DAQ_File">
+   <property name="text">
+    <string>Open DAQ File</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>