add sniffer

2016-07-07 16:47:43 +02:00
parent e9d3b718c9
commit 314ea0769d
10 changed files with 862 additions and 0 deletions
@@ -0,0 +1,132 @@
+#include <QDebug>
+#include <QListWidgetItem>
+#include "snifferwindow.h"
+#include "ui_snifferwindow.h"
+#include "connections/canconmanager.h"
+
+SnifferWindow::SnifferWindow(QWidget *parent) :
+    QDialog(parent),
+    ui(new Ui::snifferWindow),
+    mModel(this),
+    mTimer(this),
+    mFilter(false)
+{
+    ui->setupUi(this);
+    ui->treeView->setModel(&mModel);
+
+    /* set column width */
+    ui->treeView->setColumnWidth(tc::ID, 50);
+    ui->treeView->setColumnWidth(tc::LAST, 1);
+    for(int i=tc::DATA_0 ; i<=tc::DATA_7 ; i++)
+        ui->treeView->setColumnWidth(i, 30);
+    ui->treeView->header()->setDefaultAlignment(Qt::AlignCenter);
+
+    /* activate sorting */
+    ui->listWidget->setSortingEnabled(true);
+
+    /* connect timer */
+    connect(&mTimer, &QTimer::timeout, this, &SnifferWindow::update);
+    mTimer.setInterval(200);
+
+    /* connect buttons */
+    connect(ui->btNotch, &QPushButton::clicked, &mModel, &SnifferModel::notch);
+    connect(ui->btUnNotch, &QPushButton::clicked, &mModel, &SnifferModel::unNotch);
+    connect(ui->btAll, &QPushButton::clicked, this, &SnifferWindow::fltAll);
+    connect(ui->btNone, &QPushButton::clicked, this, &SnifferWindow::fltNone);
+    connect(&mModel, &SnifferModel::idChange, this, &SnifferWindow::idChange);
+    connect(ui->listWidget, &QListWidget::itemChanged, this, &SnifferWindow::itemChanged);
+
+}
+
+SnifferWindow::~SnifferWindow()
+{
+    closeEvent(NULL);
+    delete ui;
+}
+
+
+void SnifferWindow::showEvent(QShowEvent* event)
+{
+    QDialog::showEvent(event);
+    connect(CANConManager::getInstance(), &CANConManager::framesReceived, &mModel, &SnifferModel::update);
+    mTimer.start();
+
+    qDebug() << "show";
+}
+
+
+void SnifferWindow::closeEvent(QCloseEvent *event)
+{
+    Q_UNUSED(event);
+    /* stop timer */
+    mTimer.stop();
+    /* disconnect reception of frames */
+    disconnect(CANConManager::getInstance(), 0, this, 0);
+    /* clear model */
+    mModel.clear();
+    /* clean list */
+    qDeleteAll(mMap);
+    mMap.clear();
+    /* reset filtering */
+    mFilter = false;
+}
+
+
+void SnifferWindow::update()
+{
+    mModel.refresh();
+}
+
+
+void SnifferWindow::fltAll()
+{
+    filter(false);
+}
+
+
+void SnifferWindow::fltNone()
+{
+    filter(true);
+}
+
+void SnifferWindow::filter(bool pFilter)
+{
+    mFilter = pFilter;
+    mModel.filter(mFilter ? fltType::NONE : fltType::ALL);
+
+    foreach(QListWidgetItem* item, mMap)
+        item->setCheckState(mFilter ? Qt::Unchecked : Qt::Checked);
+}
+
+void SnifferWindow::idChange(int pId, bool pAdd)
+{
+    QListWidgetItem* item;
+
+    if(pAdd)
+    {
+        QString text = QString("0x") + QString("%1").arg(pId, 3, 16, QLatin1Char('0')).toUpper();
+        item = new QListWidgetItem(text);
+        item->setFlags(Qt::ItemIsEnabled | Qt::ItemIsUserCheckable);
+        item->setCheckState(mFilter ? Qt::Unchecked : Qt::Checked);
+        ui->listWidget->addItem(item);
+        mMap[pId] = item;
+    }
+    else
+    {
+        item = mMap.take(pId);
+        ui->listWidget->removeItemWidget(item);
+        delete item;
+    }
+}
+
+
+void SnifferWindow::itemChanged(QListWidgetItem * item)
+{
+    bool checked = (Qt::Checked == item->checkState());
+
+    if( !mFilter && checked )
+        return;
+
+    mModel.filter(checked ? fltType::ADD : fltType::REMOVE, mMap.key(item));
+    mFilter = true;
+}