Add progressbar to loading on main form, add ability to graph DBC defined signals, make graphing bias/scale work like DBC bias/scale to be consistent.

newgraphdialog.h

@@ -3,6 +3,7 @@
 
 #include <QDialog>
 #include "graphingwindow.h"
+#include "dbchandler.h"
 
 namespace Ui {
 class NewGraphDialog;
@@ -13,7 +14,7 @@ class NewGraphDialog : public QDialog
     Q_OBJECT
 
 public:
-    explicit NewGraphDialog(QWidget *parent = 0);
+    explicit NewGraphDialog(DBCHandler *handler, QWidget *parent = 0);
     ~NewGraphDialog();
     void getParams(GraphParams &);
     void setParams(GraphParams &);
@@ -21,9 +22,14 @@ public:
 private slots:
     void addButtonClicked();
     void colorSwatchClick();
+    void loadMessages();
+    void loadSignals(int idx);
+    void fillFormFromSignal(int idx);
 
 private:
     Ui::NewGraphDialog *ui;
+    DBCHandler *dbcHandler;
+    QString graphName;
 };
 
 #endif // NEWGRAPHDIALOG_H