LinkOS.Plugin.Abstractions.IFileUtil Interface Reference

This is an utility class for performing file operations on a device More...

Inheritance diagram for LinkOS.Plugin.Abstractions.IFileUtil:

Public Member Functions
string []	RetrieveFileNames ()
	Retrieves the names of the files which are stored on the device. This function only works in Link-OS printers. ZebraLink printers may not properly respond to this command. Use: More...
string []	RetrieveFileNames (string[] extensions)
	Retrieves the names of the files which are stored on the device. This method only returns files which have one of the extensions in extensions. This function only works in Link-OS printers. ZebraLink printers may not properly respond to this command. Use: More...
void	SendFileContents (string filePath)
	Sends the contents of a file to the device. More...

Detailed Description

This is an utility class for performing file operations on a device

See IPrinterStatus for PreCheckPrinterStatus() and PostPrintCheckStatus() code.
See IConnection for CheckPrinterLanguage() code.

using LinkOS.Plugin;
using LinkOS.Plugin.Abstractions;

public void SendFile()
{
    IConnection connection = ConnectionBuilder.Current.Build("TCP:192.168.1.100:9100");

    try
    {
        connection.Open();

        if (!CheckPrinterLanguage(connection))
            return;
        if (!PreCheckPrinterStatus(connection))
            return;

        IZebraPrinter printer = ZebraPrinterFactory.Current.GetInstance(connection);
        printer.SendFileContents(@"/Documents/SAMPLE.FMT");

        PostPrintCheckStatus(connection);
    }
    catch (Exception e)
    {
        System.Diagnostics.Debug.WriteLine("Exception:" + e.Message);
    }
    finally
    {
        if (connection.IsConnected)
            connection.Close();
    }
}

Member Function Documentation

RetrieveFileNames() [1/2]

string [] LinkOS.Plugin.Abstractions.IFileUtil.RetrieveFileNames

(

)

Retrieves the names of the files which are stored on the device. This function only works in Link-OS printers. ZebraLink printers may not properly respond to this command. Use:

IConnection.SendAndWaitForResponse("! U1 getvar \"file.dir\"\r\n", 3000, 1000); or IConnection.SendAndWaitForResponse("^XA^HWE:*.*^XZ", 3000, 1000);

Returns

list of file names

Implemented in LinkOS.Plugin.ZebraPrinterImplementation.

RetrieveFileNames() [2/2]

string [] LinkOS.Plugin.Abstractions.IFileUtil.RetrieveFileNames

(

string []

extensions

)

Retrieves the names of the files which are stored on the device. This method only returns files which have one of the extensions in extensions. This function only works in Link-OS printers. ZebraLink printers may not properly respond to this command. Use:

IConnection.SendAndWaitForResponse("! U1 getvar \"file.dir\"\r\n", 3000, 1000); or IConnection.SendAndWaitForResponse("^XA^HWE:*." + extension + "^XZ", 3000, 1000);

Parameters

extensions

the extensions to filter on

Returns

list of file names.

Implemented in LinkOS.Plugin.ZebraPrinterImplementation.

SendFileContents()

void LinkOS.Plugin.Abstractions.IFileUtil.SendFileContents

(

string

filePath

)

Sends the contents of a file to the device.

Parameters

filePath

the full file path (e.g. "/storage/sdcard1/Download/sample.lbl").

Implemented in LinkOS.Plugin.ZebraPrinterImplementation.

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The documentation for this interface was generated from the following file:

• C:/Users/jkimball/xamarin-sdk/Link_OS_SDK_for_Xamarin_Portable/LinkOS/LinkOS.Plugin.Abstractions/IFileUtil.cs