Add a reset connection button. Automatically disconnects and

reconnects to try to heal a broken connection.

connections/canconmanager.cpp

@@ -66,6 +66,11 @@ void CANConManager::remove(CANConnection* pConn_p)
     mConns.removeOne(pConn_p);
 }
 
+void CANConManager::replace(int idx, CANConnection* pConn_p)
+{
+    mConns.replace(idx, pConn_p);
+}
+
 //Get total number of buses currently registered with the program
 int CANConManager::getNumBuses()
 {

connections/canconmanager.h

@@ -17,6 +17,7 @@ public:
 
     void add(CANConnection* pConn_p);
     void remove(CANConnection* pConn_p);
+    void replace(int idx, CANConnection* pConn_p);
     QList<CANConnection*>& getConnections();
     void stopAllConnections();
 

connections/canconnectionmodel.cpp

@@ -126,6 +126,14 @@ void CANConnectionModel::remove(CANConnection* pConn_p)
     endResetModel();
 }
 
+void CANConnectionModel::replace(int idx , CANConnection* pConn_p)
+{
+    CANConManager* manager = CANConManager::getInstance();
+
+    beginResetModel();
+    manager->replace(idx, pConn_p);
+    endResetModel();
+}
 
 CANConnection* CANConnectionModel::getAtIdx(int pIdx) const
 {

connections/canconnectionmodel.h

@@ -25,6 +25,7 @@ public:
 
     void add(CANConnection* pConn_p);
     void remove(CANConnection* pConn_p);
+    void replace(int idx , CANConnection* pConn_p);
 
     CANConnection* getAtIdx(int) const;
     void refresh(int pIndex=-1);

connections/connectionwindow.cpp

@@ -55,6 +55,7 @@ ConnectionWindow::ConnectionWindow(QWidget *parent) :
     connect(ui->ckEnableConsole, &QCheckBox::toggled, this, &ConnectionWindow::consoleEnableChanged);
     connect(ui->btnClearDebug, &QPushButton::clicked, this, &ConnectionWindow::handleClearDebugText);
     connect(ui->btnNewConnection, &QPushButton::clicked, this, &ConnectionWindow::handleNewConn);
+    connect(ui->btnResetConn, &QPushButton::clicked, this, &ConnectionWindow::handleResetConn);
     connect(ui->tableConnections->selectionModel(), &QItemSelectionModel::currentRowChanged, this, &ConnectionWindow::currentRowChanged);
     connect(ui->tabBuses, &QTabBar::currentChanged, this, &ConnectionWindow::currentTabChanged);
     connect(ui->btnSaveBus, &QPushButton::clicked, this, &ConnectionWindow::saveBusSettings);
@@ -207,6 +208,53 @@ void ConnectionWindow::handleNewConn()
     delete thisDialog;
 }
 
+void ConnectionWindow::handleRemoveConn()
+{
+    int selIdx = ui->tableConnections->selectionModel()->currentIndex().row();
+    if (selIdx <0) return;
+
+    qDebug() << "remove connection at index: " << selIdx;
+
+    CANConnection* conn_p = connModel->getAtIdx(selIdx);
+    if(!conn_p) return;
+
+    /* remove connection from model & manager */
+    connModel->remove(conn_p);
+
+    /* stop and delete connection */
+    conn_p->stop();
+    delete conn_p;
+
+    /* select first connection in list */
+    ui->tableConnections->selectRow(0);
+}
+
+void ConnectionWindow::handleResetConn()
+{
+    QString port, driver;
+    CANCon::type type;
+
+    int selIdx = ui->tableConnections->selectionModel()->currentIndex().row();
+    if (selIdx <0) return;
+
+    qDebug() << "remove connection at index: " << selIdx;
+
+    CANConnection* conn_p = connModel->getAtIdx(selIdx);
+    if(!conn_p) return;
+
+    type = conn_p->getType();
+    port = conn_p->getPort();
+    driver = conn_p->getDriver();
+
+    /* stop and delete connection */
+    conn_p->stop();
+
+    conn_p = nullptr;
+
+    conn_p = create(type, port, driver);
+    if (conn_p) connModel->replace(selIdx, conn_p);
+}
+
 /* status */
 void ConnectionWindow::connectionStatus(CANConStatus pStatus)
 {
@@ -365,27 +413,6 @@ void ConnectionWindow::handleSendText() {
     emit sendDebugData(bytes);
 }
 
-void ConnectionWindow::handleRemoveConn()
-{
-    int selIdx = ui->tableConnections->selectionModel()->currentIndex().row();
-    if (selIdx <0) return;
-
-    qDebug() << "remove connection at index: " << selIdx;
-
-    CANConnection* conn_p = connModel->getAtIdx(selIdx);
-    if(!conn_p) return;
-
-    /* remove connection from model & manager */
-    connModel->remove(conn_p);
-
-    /* stop and delete connection */
-    conn_p->stop();
-    delete conn_p;
-
-    /* select first connection in list */
-    ui->tableConnections->selectRow(0);
-}
-
 CANConnection* ConnectionWindow::create(CANCon::type pTye, QString pPortName, QString pDriver)
 {
     CANConnection* conn_p;

connections/connectionwindow.h

@@ -46,6 +46,7 @@ private slots:
     void consoleEnableChanged(bool checked);
     void handleRemoveConn();
     void handleNewConn();
+    void handleResetConn();
     void handleClearDebugText();
     void handleSendHex();
     void handleSendText();

ui/connectionwindow.ui

@@ -43,6 +43,13 @@
        </property>
       </widget>
      </item>
+     <item>
+      <widget class="QPushButton" name="btnResetConn">
+       <property name="text">
+        <string>Reset Selected Device</string>
+       </property>
+      </widget>
+     </item>
      <item>
       <widget class="QPushButton" name="btnDisconnect">
        <property name="text">