Add support to reset OSTC3 settings to default

Signed-off-by: Anton Lundin <glance@acc.umu.se>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

configuredivecomputer.cpp

@@ -12,7 +12,8 @@
 ConfigureDiveComputer::ConfigureDiveComputer(QObject *parent) :
 	QObject(parent),
 	readThread(0),
-	writeThread(0)
+	writeThread(0),
+	resetThread(0)
 {
 	setState(INITIAL);
 }
@@ -514,6 +515,21 @@ void ConfigureDiveComputer::startFirmwareUpdate(QString fileName, device_data_t
 
 }
 
+void ConfigureDiveComputer::resetSettings(device_data_t *data)
+{
+	setState(RESETTING);
+
+	if (resetThread)
+		resetThread->deleteLater();
+
+	resetThread = new ResetSettingsThread(this, data);
+	connect(resetThread, SIGNAL(finished()),
+		this, SLOT(resetThreadFinished()), Qt::QueuedConnection);
+	connect(resetThread, SIGNAL(error(QString)), this, SLOT(setError(QString)));
+
+	resetThread->start();
+}
+
 void ConfigureDiveComputer::setState(ConfigureDiveComputer::states newState)
 {
 	currentState = newState;
@@ -540,3 +556,12 @@ void ConfigureDiveComputer::writeThreadFinished()
 		emit message(tr("Setting successfully written to device"));
 	}
 }
+
+void ConfigureDiveComputer::resetThreadFinished()
+{
+	setState(DONE);
+	if (resetThread->lastError.isEmpty()) {
+		//No error
+		emit message(tr("Device settings successfully resetted"));
+	}
+}

configuredivecomputer.h

@@ -21,6 +21,7 @@ public:
 			INITIAL,
 			READING,
 			WRITING,
+			RESETTING,
 			CANCELLING,
 			CANCELLED,
 			ERROR,
@@ -35,6 +36,7 @@ public:
 	bool saveXMLBackup(QString fileName, DeviceDetails *details, device_data_t *data);
 	bool restoreXMLBackup(QString fileName, DeviceDetails *details);
 	void startFirmwareUpdate(QString fileName, device_data_t *data);
+	void resetSettings(device_data_t *data);
 signals:
 	void message(QString msg);
 	void error(QString err);
@@ -46,10 +48,12 @@ signals:
 private:
 	ReadSettingsThread *readThread;
 	WriteSettingsThread *writeThread;
+	ResetSettingsThread *resetThread;
 	void setState(states newState);
 private slots:
 	void readThreadFinished();
 	void writeThreadFinished();
+	void resetThreadFinished();
 	void setError(QString err);
 };
 

configuredivecomputerthreads.cpp

@@ -714,3 +714,34 @@ void FirmwareUpdateThread::run()
 		emit error(lastError);
 	}
 }
+
+
+ResetSettingsThread::ResetSettingsThread(QObject *parent, device_data_t *data)
+: QThread(parent), m_data(data)
+{
+}
+
+void ResetSettingsThread::run()
+{
+	bool supported = false;
+	dc_status_t rc;
+	rc = dc_device_open(&m_data->device, m_data->context, m_data->descriptor, m_data->devname);
+	if (rc == DC_STATUS_SUCCESS) {
+#if DC_VERSION_CHECK(0, 5, 0)
+		if (dc_device_get_type(m_data->device) == DC_FAMILY_HW_OSTC3) {
+			supported = true;
+			hw_ostc3_device_config_reset(m_data->device);
+		}
+#endif	// divecomputer 0.5.0
+		dc_device_close(m_data->device);
+
+		if (!supported) {
+			lastError = tr("This feature is not yet available for the selected dive computer.");
+			emit error(lastError);
+		}
+	}
+	else {
+		lastError = tr("Could not a establish connection to the dive computer.");
+		emit error(lastError);
+	}
+}

configuredivecomputerthreads.h

@@ -55,4 +55,19 @@ private:
 	QString m_fileName;
 };
 
+class ResetSettingsThread : public QThread
+{
+	Q_OBJECT
+public:
+	ResetSettingsThread(QObject *parent, device_data_t *data);
+	virtual void run();
+	QString lastError;
+signals:
+	void progress(int percent);
+	void message(QString msg);
+	void error(QString err);
+private:
+	device_data_t *m_data;
+};
+
 #endif // CONFIGUREDIVECOMPUTERTHREADS_H

qt-ui/configuredivecomputerdialog.cpp

@@ -43,6 +43,7 @@ ConfigureDiveComputerDialog::ConfigureDiveComputerDialog(QWidget *parent) :
 	connect(config, SIGNAL(deviceDetailsChanged(DeviceDetails*)),
 		 this, SLOT(deviceDetailsReceived(DeviceDetails*)));
 	connect(ui.retrieveDetails, SIGNAL(clicked()), this, SLOT(readSettings()));
+	connect(ui.resetButton, SIGNAL(clicked()), this, SLOT(resetSettings()));
 
 	memset(&device_data, 0, sizeof(device_data));
 	fill_computer_list();
@@ -329,6 +330,15 @@ void ConfigureDiveComputerDialog::readSettings()
 	config->readSettings(&device_data);
 }
 
+void ConfigureDiveComputerDialog::resetSettings()
+{
+	ui.statusLabel->clear();
+	ui.errorLabel->clear();
+
+	getDeviceData();
+	config->resetSettings(&device_data);
+}
+
 void ConfigureDiveComputerDialog::configMessage(QString msg)
 {
 	ui.statusLabel->setText(msg);

qt-ui/configuredivecomputerdialog.h

@@ -21,6 +21,7 @@ public:
 
 private slots:
 	void readSettings();
+	void resetSettings();
 	void configMessage(QString msg);
 	void configError(QString err);
 	void on_cancel_clicked();

qt-ui/configuredivecomputerdialog.ui

@@ -572,6 +572,16 @@
               </property>
              </widget>
             </item>
+            <item row="10" column="3" colspan="2">
+             <widget class="QPushButton" name="resetButton">
+              <property name="enabled">
+               <bool>true</bool>
+              </property>
+              <property name="text">
+               <string>Reset device to default settings</string>
+              </property>
+             </widget>
+            </item>
            </layout>
           </widget>
           <widget class="QWidget" name="advancedSettings">