//When the application is terminating, close the Phidget.
private void Form1_FormClosed(object sender, FormClosedEventArgs e)
{
ph_sensor.Attach -= new AttachEventHandler(ph_sensor_Attach);
ph_sensor.Detach -= new DetachEventHandler(ph_sensor_Detach);
ph_sensor.Error -= new ErrorEventHandler(ph_sensor_Error);
ph_sensor.PHChange -= new PHChangeEventHandler(ph_sensor_PHChange);
//run any events in the message queue - otherwise close will hang if there are any outstanding events
Application.DoEvents();
ph_sensor.close();
ph_sensor = null;
}
static void Main(string[] args)
{
try
{
PHSensor ph_sensor = new PHSensor(); //Declare a PHSensor object
//hook the basic event handlers
ph_sensor.Attach += new AttachEventHandler(ph_sensor_Attach);
ph_sensor.Detach += new DetachEventHandler(ph_sensor_Detach);
ph_sensor.Error += new ErrorEventHandler(ph_sensor_Error);
//hook the phidget specific event handlers
ph_sensor.PHChange += new PHChangeEventHandler(ph_sensor_PHChange);
//open the phidget object to allow connections with phidget PH sensor
//devices
ph_sensor.open();
//Make the program wait for a Phidget PHSensor to be attached before
//trying to communicate with one If we try and call the methods of the
//ph_sensor object without a PHSensor device attached, a PhidgetException
//will be thrown
Console.WriteLine("Waiting for PHSensor to be attached....");
ph_sensor.waitForAttachment();
//Get the program to wait for user input to continue so that we can see
//some events fire and console output to be displayed
Console.WriteLine("Hit any key to end the program....");
Console.Read();
//Since user input was read, we'll terminate the program, so close the
//ph_sensor object
ph_sensor.close();
//null he object to clear it from memory
ph_sensor = null;
//If no exceptions were thrown at this point, the program is ok to
//terminate
Console.WriteLine("ok");
}
catch (PhidgetException ex)
{
Console.WriteLine(ex.Description);
}
}
static void Main(string[] args)
{
try
{
PHSensor ph_sensor = new PHSensor(); //Declare a PHSensor object
//hook the basic event handlers
ph_sensor.Attach += new AttachEventHandler(ph_sensor_Attach);
ph_sensor.Detach += new DetachEventHandler(ph_sensor_Detach);
ph_sensor.Error += new ErrorEventHandler(ph_sensor_Error);
//hook the phidget specific event handlers
ph_sensor.PHChange += new PHChangeEventHandler(ph_sensor_PHChange);
//open the phidget object to allow connections with phidget PH sensor
//devices
ph_sensor.open();
//Make the program wait for a Phidget PHSensor to be attached before
//trying to communicate with one If we try and call the methods of the
//ph_sensor object without a PHSensor device attached, a PhidgetException
//will be thrown
Console.WriteLine("Waiting for PHSensor to be attached....");
ph_sensor.waitForAttachment();
//Get the program to wait for user input to continue so that we can see
//some events fire and console output to be displayed
Console.WriteLine("Hit any key to end the program....");
Console.Read();
//Since user input was read, we'll terminate the program, so close the
//ph_sensor object
ph_sensor.close();
//null he object to clear it from memory
ph_sensor = null;
//If no exceptions were thrown at this point, the program is ok to
//terminate
Console.WriteLine("ok");
}
catch (PhidgetException ex)
{
Console.WriteLine(ex.Description);
}
}
