Read basic details from dive computer

Added classes for reading data from dive computer. This is
at the basic level and I will expand it as I go along.

Signed-off-by: Joseph W. Joshua <joejoshw@gmail.com>
Signed-off-by: Thiago Macieira <thiago@macieira.org>

1 files changed, 74 insertions, 0 deletions

diff --git a/qt-ui/configuredivecomputer.cpp b/qt-ui/configuredivecomputer.cpp
new file mode 100644
index 000000000..d02ceffb7
--- /dev/null
+++ b/qt-ui/configuredivecomputer.cpp
@@ -0,0 +1,74 @@
+#include "configuredivecomputer.h"
+#include "libdivecomputer/hw.h"
+#include <QDebug>
+ConfigureDiveComputer::ConfigureDiveComputer(QObject *parent) :
+	QObject(parent),
+	readThread(0)
+{
+	setState(INITIAL);
+}
+
+void ConfigureDiveComputer::readSettings(device_data_t *data)
+{
+	setState(READING);
+
+	if (readThread)
+		readThread->deleteLater();
+
+	readThread = new ReadSettingsThread(this, data);
+	connect (readThread, SIGNAL(finished()),
+		 this, SLOT(readThreadFinished()), Qt::QueuedConnection);
+	connect (readThread, SIGNAL(error(QString)), this, SLOT(setError(QString)));
+
+	readThread->start();
+}
+
+void ConfigureDiveComputer::setState(ConfigureDiveComputer::states newState)
+{
+	currentState = newState;
+	emit stateChanged(currentState);
+}
+
+void ConfigureDiveComputer::setError(QString err)
+{
+	lastError = err;
+	emit error(err);
+}
+
+void ConfigureDiveComputer::readHWSettings(device_data_t *data)
+{
+
+}
+
+void ConfigureDiveComputer::readThreadFinished()
+{
+	setState(DONE);
+	emit deviceSettings(readThread->result);
+}
+
+ReadSettingsThread::ReadSettingsThread(QObject *parent, device_data_t *data)
+	: QThread(parent), data(data)
+{
+
+}
+
+void ReadSettingsThread::run()
+{
+	QString vendor = data->vendor;
+	dc_status_t rc;
+	rc = dc_device_open(&data->device, data->context, data->descriptor, data->devname);
+	if (rc == DC_STATUS_SUCCESS) {
+		if (vendor.trimmed() == "Heinrichs Weikamp") {
+			unsigned char hw_data[10];
+			hw_frog_device_version(data->device, hw_data, 10);
+			QTextStream (&result) << "Device Version: " << hw_data; //just a test. I will work on decoding this
+		} else {
+			lastError = tr("This feature is not yet available for the selected dive computer.");
+			emit error(lastError);
+		}
+		dc_device_close(data->device);
+	} else {
+		lastError = tr("Could not a establish connection to the dive computer.");
+		emit error(lastError);
+	}
+}