Added ability to create new DBC files from the DBC file manager,

hooked up ability to change associated bus for DBC files.

dbchandler.cpp

@@ -731,6 +731,13 @@ void DBCHandler::saveDBCFile(int idx)
     }
 }
 
+int DBCHandler::createBlankFile()
+{
+    DBCFile newFile;
+    loadedFiles.append(newFile);
+    return loadedFiles.count();
+}
+
 //the only reason to even bother sending the index is to see if
 //the user wants to replace an already loaded DBC.
 //Otherwise add a new one. Well, always add a new one.

dbchandler.h

@@ -86,6 +86,7 @@ public:
     int getFileCount();
     DBCFile* getFileByIdx(int idx);
     DBCFile* getFileByName(QString name);
+    int createBlankFile();
 
 private:
     QList<DBCFile> loadedFiles;

dbcloadsavewindow.cpp

@@ -24,6 +24,7 @@ DBCLoadSaveWindow::DBCLoadSaveWindow(DBCHandler *handler, const QVector<CANFrame
     connect(ui->btnMoveUp, &QAbstractButton::clicked, this, &DBCLoadSaveWindow::moveUp);
     connect(ui->btnRemove, &QAbstractButton::clicked, this, &DBCLoadSaveWindow::removeFile);
     connect(ui->btnSave, &QAbstractButton::clicked, this, &DBCLoadSaveWindow::saveFile);
+    connect(ui->btnNewDBC, &QAbstractButton::clicked, this, &DBCLoadSaveWindow::newFile);
     connect(ui->tableFiles, &QTableWidget::cellChanged, this, &DBCLoadSaveWindow::cellChanged);
     connect(ui->tableFiles, &QTableWidget::cellDoubleClicked, this, &DBCLoadSaveWindow::cellDoubleClicked);
 
@@ -35,6 +36,15 @@ DBCLoadSaveWindow::~DBCLoadSaveWindow()
     delete ui;
 }
 
+void DBCLoadSaveWindow::newFile()
+{
+    int idx = dbcHandler->createBlankFile();
+    idx = ui->tableFiles->rowCount();
+    ui->tableFiles->insertRow(ui->tableFiles->rowCount());
+    ui->tableFiles->setItem(idx, 0, new QTableWidgetItem("UNNAMEDFILE"));
+    ui->tableFiles->setItem(idx, 1, new QTableWidgetItem("-1"));
+}
+
 void DBCLoadSaveWindow::loadFile()
 {
     DBCFile *file = dbcHandler->loadDBCFile(-1);
@@ -49,6 +59,8 @@ void DBCLoadSaveWindow::saveFile()
     int idx = ui->tableFiles->currentRow();
     if (idx < 0) return;
     dbcHandler->saveDBCFile(idx);
+    //then update the list to show the new file name (if it changed)
+    ui->tableFiles->setItem(idx, 0, new QTableWidgetItem(dbcHandler->getFileByIdx(idx)->getFullFilename()));
 }
 
 void DBCLoadSaveWindow::removeFile()
@@ -87,12 +99,21 @@ void DBCLoadSaveWindow::editFile()
 
 void DBCLoadSaveWindow::cellChanged(int row, int col)
 {
-
+    if (col == 1) //the bus column
+    {
+        DBCFile *file = dbcHandler->getFileByIdx(row);
+        int bus = ui->tableFiles->item(row, col)->text().toInt();
+        if (bus > -2 && bus < 2)
+        {
+            file->setAssocBus(bus);
+        }
+    }
 }
 
 void DBCLoadSaveWindow::cellDoubleClicked(int row, int col)
 {
-
+    editorWindow->setFileIdx(row);
+    editorWindow->show();
 }
 
 void DBCLoadSaveWindow::swapTableRows(bool up)

dbcloadsavewindow.h

@@ -27,6 +27,7 @@ private slots:
     void editFile();
     void cellChanged(int row, int col);
     void cellDoubleClicked(int row, int col);
+    void newFile();
 
 private:
     Ui::DBCLoadSaveWindow *ui;

dbcloadsavewindow.ui

@@ -17,6 +17,13 @@
    <item>
     <widget class="QTableWidget" name="tableFiles"/>
    </item>
+   <item>
+    <widget class="QPushButton" name="btnNewDBC">
+     <property name="text">
+      <string>Create new DBC</string>
+     </property>
+    </widget>
+   </item>
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout">
      <item>