Cleanup and modernize the Modbus examples

* Replace static_cast with QOverload
* Fix some Clang warnings
* Mark user-visible strings with tr()
* Disable verbose log output
* Replace auto-connect with explicit
  functor-style connect
* Initialize members at declaration
* Small style cleanup

Change-Id: Idcb6c24a8733e7fd659ad4750ce0798a72c84af6
Reviewed-by: Alex Blasche <alexander.blasche@qt.io>

1 files changed, 13 insertions, 13 deletions

diff --git a/examples/serialbus/modbus/master/mainwindow.h b/examples/serialbus/modbus/master/mainwindow.h
index d4d5036..186d004 100644
--- a/examples/serialbus/modbus/master/mainwindow.h
+++ b/examples/serialbus/modbus/master/mainwindow.h
@@ -83,24 +83,24 @@ private:
     QModbusDataUnit writeRequest() const;
 
 private slots:
-    void on_connectButton_clicked();
-    void onStateChanged(int state);
+    void onConnectButtonClicked();
+    void onModbusStateChanged(int state);
 
-    void on_readButton_clicked();
-    void readReady();
+    void onReadButtonClicked();
+    void onReadReady();
 
-    void on_writeButton_clicked();
-    void on_readWriteButton_clicked();
+    void onWriteButtonClicked();
+    void onReadWriteButtonClicked();
 
-    void on_connectType_currentIndexChanged(int);
-    void on_writeTable_currentIndexChanged(int);
+    void onConnectTypeChanged(int);
+    void onWriteTableChanged(int);
 
 private:
-    Ui::MainWindow *ui;
-    QModbusReply *lastRequest;
-    QModbusClient *modbusDevice;
-    SettingsDialog *m_settingsDialog;
-    WriteRegisterModel *writeModel;
+    Ui::MainWindow *ui = nullptr;
+    QModbusReply *lastRequest = nullptr;
+    QModbusClient *modbusDevice = nullptr;
+    SettingsDialog *m_settingsDialog = nullptr;
+    WriteRegisterModel *writeModel = nullptr;
 };
 
 #endif // MAINWINDOW_H