private void btnLocatePrinters_Click(object sender, EventArgs e)
{
ZXPSampleCode z = null;
try
{
Cursor = Cursors.WaitCursor;
lbStatus.Visible = true;
lbJobStatus.Text = "Searching for printers";
Refresh();
Application.DoEvents();
// Get a list of ZXP devices
if (cboPrnInit(rbUSB.Checked))
{
// Displays versions
z = new ZXPSampleCode(this.cboPrn.Text);
this.lblVersions.Text = z.GetVersions();
if (!z.IsZXP7)
{
// Loads card types based on type of sample type
_cardTypeList = new ArrayList();
CardTypesInit(ref z, this.cboPrn.Text);
cboCardTypeInit();
}
else
{
cboCardType.Enabled = false;
}
}
else //do not close the program
{
string temp = rbUSB.Checked ? " USB" : " Ethernet";
MessageBox.Show("Could not locate a ZXP Printer via " + temp, "Warning");
}
}
catch (Exception ex)
{
MessageBox.Show("btnLocatePrinters_Click exception: " + ex.Message);
}
finally
{
z = null;
lbStatus.Visible = false;
Cursor = Cursors.Default;
}
}
private void frmMain_Shown(object sender, EventArgs e)
{
ZXPSampleCode z = null;
try
{
// Get a list of USB ZXP devices
if (cboPrnInit(true))
{
// Displays versions
z = new ZXPSampleCode(this.cboPrn.Text);
this.lblVersions.Text = z.GetVersions();
if (!z.IsZXP7)
{
// Loads card types based on type of sample type
_cardTypeList = new ArrayList();
CardTypesInit(ref z, this.cboPrn.Text);
cboCardTypeInit();
}
else
{
cboCardType.Enabled = false;
}
}
else //do not close the program
{
MessageBox.Show("Could not locate a ZXP Printer on USB ports", "Warning");
}
}
catch (Exception ex)
{
MessageBox.Show("frmMain_Load threw exception: " + ex.Message);
}
finally
{
z = null;
}
}
private void btnConnectToPrinter_Click(object sender, EventArgs e)
{
ZXPSampleCode z = null;
Job job = null;
try
{
Cursor = Cursors.WaitCursor;
btnRun.Enabled = false;
lbStatus.Visible = true;
lbStatus.Text = "Connecting to printer";
Refresh();
Application.DoEvents();
job = new Job();
z = new ZXPSampleCode(this.cboPrn.Text);
if (z.Connect(ref job))
{
// Displays versions
this.lblVersions.Text = z.GetVersions();
if (!z.IsZXP7)
{
// Loads card types based on type of sample type
_cardTypeList = new ArrayList();
CardTypesInit(ref z, this.cboPrn.Text);
cboCardTypeInit();
}
else
{
cboCardType.Enabled = false;
}
btnRun.Enabled = true;
}
else
{
MessageBox.Show("Could not open connection to printer " + cboPrn.Text, "Warning");
}
}
catch (Exception ex)
{
MessageBox.Show("btnConnectToPrinter_Click exception: " + ex.Message);
}
finally
{
if (z != null)
{
z.Disconnect(ref job);
}
z = null;
lbStatus.Visible = false;
Cursor = Cursors.Default;
}
}