Update the entire program to use QVector. This should make the performance better. Still trying to preallocate enough space for 10,000,000 frames which should be more than plenty.

canframemodel.cpp

@@ -156,7 +156,7 @@ void CANFrameModel::clearFrames()
 //Is this safe? Maybe not but if we don't change it then that's OK
 //Is it the best C++ practice? Probably not. This breaks the MVC paradigm
 //but, it's for a good cause.
-QList<CANFrame>* CANFrameModel::getListReference()
+QVector<CANFrame>* CANFrameModel::getListReference()
 {
     return &frames;
 }

canframemodel.h

@@ -3,6 +3,7 @@
 
 #include <QAbstractTableModel>
 #include <QList>
+#include <QVector>
 #include "can_structs.h"
 #include "dbchandler.h"
 
@@ -26,11 +27,11 @@ public:
     void setDBCHandler(DBCHandler *);
     void setInterpetMode(bool);
     void setOverwriteMode(bool);
-    QList<CANFrame> *getListReference();
+    QVector<CANFrame> *getListReference();
 
 
 private:
-    QList<CANFrame> frames;
+    QVector<CANFrame> frames;
     DBCHandler *dbcHandler;
     bool interpretFrames; //should we use the dbcHandler?
     bool overwriteDups; //should we display all frames or only the newest for each ID?

flowviewwindow.cpp

@@ -5,7 +5,7 @@ const QColor FlowViewWindow::graphColors[8] = {Qt::blue, Qt::green, Qt::black, Q
                                                Qt::gray, Qt::yellow, Qt::cyan, Qt::darkMagenta};
 
 
-FlowViewWindow::FlowViewWindow(QList<CANFrame> *frames, QWidget *parent) :
+FlowViewWindow::FlowViewWindow(QVector<CANFrame> *frames, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::FlowViewWindow)
 {

flowviewwindow.h

@@ -13,7 +13,7 @@ class FlowViewWindow : public QDialog
     Q_OBJECT
 
 public:
-    explicit FlowViewWindow(QList<CANFrame> *frames, QWidget *parent = 0);
+    explicit FlowViewWindow(QVector<CANFrame> *frames, QWidget *parent = 0);
     ~FlowViewWindow();
 
 private slots:
@@ -32,7 +32,7 @@ private:
     Ui::FlowViewWindow *ui;
     QList<int> foundID;
     QList<CANFrame> frameCache;
-    QList<CANFrame> *modelFrames;
+    QVector<CANFrame> *modelFrames;
     unsigned char refBytes[8];
     unsigned char currBytes[8];
     int currentPosition;

frameinfowindow.cpp

@@ -2,7 +2,7 @@
 #include "ui_frameinfowindow.h"
 #include <QtDebug>
 
-FrameInfoWindow::FrameInfoWindow(QList<CANFrame> *frames, QWidget *parent) :
+FrameInfoWindow::FrameInfoWindow(QVector<CANFrame> *frames, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::FrameInfoWindow)
 {

frameinfowindow.h

@@ -14,7 +14,7 @@ class FrameInfoWindow : public QDialog
     Q_OBJECT
 
 public:
-    explicit FrameInfoWindow(QList<CANFrame> *frames, QWidget *parent = 0);
+    explicit FrameInfoWindow(QVector<CANFrame> *frames, QWidget *parent = 0);
     ~FrameInfoWindow();
 
 private slots:
@@ -25,7 +25,7 @@ private:
 
     QList<int> foundID;
     QList<CANFrame> frameCache;
-    QList<CANFrame> *modelFrames;
+    QVector<CANFrame> *modelFrames;
 
     void refreshIDList();
 };

frameplaybackwindow.cpp

@@ -2,7 +2,7 @@
 #include "ui_frameplaybackwindow.h"
 #include <QDebug>
 
-FramePlaybackWindow::FramePlaybackWindow(QList<CANFrame> *frames, QWidget *parent) :
+FramePlaybackWindow::FramePlaybackWindow(QVector<CANFrame> *frames, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::FramePlaybackWindow)
 {

frameplaybackwindow.h

@@ -15,7 +15,7 @@ class FramePlaybackWindow : public QDialog
     Q_OBJECT
 
 public:
-    explicit FramePlaybackWindow(QList<CANFrame> *frames, QWidget *parent = 0);
+    explicit FramePlaybackWindow(QVector<CANFrame> *frames, QWidget *parent = 0);
     ~FramePlaybackWindow();
 
 private slots:
@@ -40,7 +40,7 @@ private:
     Ui::FramePlaybackWindow *ui;
     QList<int> foundID;
     QList<CANFrame> frameCache;
-    QList<CANFrame> *modelFrames;
+    QVector<CANFrame> *modelFrames;
     int currentPosition;
     QTimer *playbackTimer;
     bool playbackActive;

framesenderwindow.cpp

@@ -2,7 +2,7 @@
 #include "ui_framesenderwindow.h"
 #include "utility.h"
 
-FrameSenderWindow::FrameSenderWindow(QList<CANFrame> *frames, QWidget *parent) :
+FrameSenderWindow::FrameSenderWindow(QVector<CANFrame> *frames, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::FrameSenderWindow)
 {

framesenderwindow.h

@@ -15,7 +15,7 @@ class FrameSenderWindow : public QDialog
     Q_OBJECT
 
 public:
-    explicit FrameSenderWindow(QList<CANFrame> *frames, QWidget *parent = 0);
+    explicit FrameSenderWindow(QVector<CANFrame> *frames, QWidget *parent = 0);
     ~FrameSenderWindow();
 
 private slots:
@@ -26,7 +26,7 @@ private:
     Ui::FrameSenderWindow *ui;
     QList<FrameSendData> sendingData;
     QList<CANFrame> frameCache;
-    QList<CANFrame> *modelFrames;
+    QVector<CANFrame> *modelFrames;
     QTimer *intervalTimer;
 
     void doModifiers(int);

graphingwindow.cpp

@@ -3,7 +3,7 @@
 #include "newgraphdialog.h"
 #include <QDebug>
 
-GraphingWindow::GraphingWindow(QList<CANFrame> *frames, QWidget *parent) :
+GraphingWindow::GraphingWindow(QVector<CANFrame> *frames, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::GraphingWindow)
 {

graphingwindow.h

@@ -29,7 +29,7 @@ class GraphingWindow : public QDialog
     Q_OBJECT
 
 public:
-    explicit GraphingWindow(QList<CANFrame> *, QWidget *parent = 0);
+    explicit GraphingWindow(QVector<CANFrame> *, QWidget *parent = 0);
     ~GraphingWindow();
 
 private slots:
@@ -50,7 +50,7 @@ private slots:
 private:
     Ui::GraphingWindow *ui;
     QList<CANFrame> frameCache;
-    QList<CANFrame> *modelFrames;
+    QVector<CANFrame> *modelFrames;
     QList<GraphParams> graphParams;
     QPen selectedPen;
 

mainwindow.cpp

@@ -248,7 +248,7 @@ void MainWindow::loadCRTDFile(QString filename)
 void MainWindow::saveCRTDFile(QString filename)
 {
     QFile *outFile = new QFile(filename);
-    QList<CANFrame> *frames = model->getListReference();
+    QVector<CANFrame> *frames = model->getListReference();
 
     if (!outFile->open(QIODevice::WriteOnly | QIODevice::Text))
         return;
@@ -328,7 +328,7 @@ void MainWindow::loadNativeCSVFile(QString filename)
 void MainWindow::saveNativeCSVFile(QString filename)
 {
     QFile *outFile = new QFile(filename);
-    QList<CANFrame> *frames = model->getListReference();
+    QVector<CANFrame> *frames = model->getListReference();
 
     if (!outFile->open(QIODevice::WriteOnly | QIODevice::Text))
         return;