protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
TBX_DeviceDescription.Text = "";
TB_DeviceName.Text = "";
LBX_DeviceSensors.Items.Clear();
if (!string.IsNullOrEmpty(Request.QueryString["device"]))
{
deviceSensors = PersistanceLayer.GetSensors(Request.QueryString["device"]);
Device deviceInfo = PersistanceLayer.GetDeviceInfo(Request.QueryString["device"]);
if (!string.IsNullOrEmpty(deviceInfo.deviceName))
{
TBX_DeviceDescription.Text = deviceInfo.description;
TB_DeviceName.Text = deviceInfo.deviceName;
foreach (Sensor sn in deviceSensors)
{
LBX_DeviceSensors.Items.Add(sn.sensorName);
}
}
}
else
{
}
}
}
/// <summary>
/// Name: Page_Load
/// Purpose: To handle the page load event and display device
/// sensor information if a device has been selected
/// to display
/// </summary>
protected void Page_Load(object sender, EventArgs e)
{
if (!string.IsNullOrEmpty(Request.QueryString["device"]))
{
List <Sensor> deviceSensors = PersistanceLayer.GetSensors(Request.QueryString["device"]);
//Check to make sure we don't have a null list returned, meaning there are no sensors
//for this device.
if (deviceSensors != null)
{
Session["displayDevice"] = "";
Session["displaySensorName"] = new List <string>();
Session["displayCount"] = 0;
Session["displayDevice"] = Request.QueryString["device"];
//For every sensor we'll now process and display a graph.
foreach (Sensor mSensor in deviceSensors)
{
//So far only XMLSWFGraphs are working but there will be else if statements
//below this one once we implement other graph types, maps, etc
if (mSensor.displayType == "XMLSWFGraph")
{
//Here we create a session control or append to it, defining sensors that
//will be associated to this device. They will be caught in XMLSWFGraph.ascx
//And processed out.
((List <string>)Session["displaySensorName"]).Add(mSensor.sensorName);
Session["startDate"] = "0";
Session["endDate"] = "0";
//Now we actually load the controls, this is what will invoke XMLSWFGraph.asc
displays.Controls.Add(LoadControl("XMLSWFGraph.ascx"));
}
}
}
//If we did get a null list put up an appropriate error message.
else
{
Label errMessage = new Label();
errMessage.Text = Request.QueryString["device"] + " Has no sensors to display.";
displays.Controls.Add(errMessage);
}
}
else
{
}
}