PrintGetPrintersCount Method (GdPicturePDF)

In This Topic

Returns the number of all available (installed) printers on the computer.

Syntax

Visual Basic
C#
Delphi
JScript
Managed Extensions for C++
C++/CLI

'Declaration
 
Public Function PrintGetPrintersCount() As Integer

public int PrintGetPrintersCount()

public function PrintGetPrintersCount(): Integer;

public function PrintGetPrintersCount() : int;

public: int PrintGetPrintersCount();

public:
int PrintGetPrintersCount();

Return Value

The number of available printers. The GetStat method can be subsequently used or the PrintGetStat method to determine if this method has been successful.

Remarks

It is recommend to use the GetStat method or the PrintGetStat method to identify the specific reason for the method's failure, if any.

Example

How to find out the number of currently installed printers on your computer.

VB.NET
C#

Dim caption As String = "Example: PrintGetPrintersCount"
Using gdpicturePDF As New GdPicturePDF()
    Dim PrintersCount As Integer = gdpicturePDF.PrintGetPrintersCount()
    If gdpicturePDF.GetStat() = GdPictureStatus.OK Then
        Dim CurPrinter As String = gdpicturePDF.PrintGetActivePrinter()
        If gdpicturePDF.GetStat() = GdPictureStatus.OK Then
            MessageBox.Show("The number of available printers: " + PrintersCount.ToString() + vbCrLf +
                            "The currently active printer is: " + CurPrinter, caption)
        Else
            MessageBox.Show("The PrintGetActivePrinter() method has failed with the status: " + gdpicturePDF.PrintGetStat(), caption)
        End If
    Else
        MessageBox.Show("The PrintGetPrintersCount() method has failed with the status: " + gdpicturePDF.PrintGetStat(), caption)
    End If
End Using

string caption = "Example: PrintGetPrintersCount";
using (GdPicturePDF gdpicturePDF = new GdPicturePDF())
{
    int PrintersCount = gdpicturePDF.PrintGetPrintersCount();
    if (gdpicturePDF.GetStat() == GdPictureStatus.OK)
    {
        string CurPrinter = gdpicturePDF.PrintGetActivePrinter();
        if (gdpicturePDF.GetStat() == GdPictureStatus.OK)
            MessageBox.Show("The number of available printers: " + PrintersCount.ToString() +
                            "\nThe currently active printer is: " + CurPrinter, caption);
        else
            MessageBox.Show("The PrintGetActivePrinter() method has failed with the status: " + gdpicturePDF.PrintGetStat(), caption);
    }
    else
        MessageBox.Show("The PrintGetPrintersCount() method has failed with the status: " + gdpicturePDF.PrintGetStat(), caption);
}

Reference

GdPicturePDF Class
GdPicturePDF Members
PrintGetPrinterName Method
PrintGetActivePrinter Method
PrintSetActivePrinter Method
PrintGetStat Method
Print Method
PrintDialog Method