/// <summary>
/// This method sets up data binding sources and performs other initialization tasks.
/// </summary>
/// <param name="eventArgs"></param>
public void Initialize(PrinterExtensionEventArgs eventArgs)
{
//
// Populate the data binding sources.
//
DataContext = this;
printerExtensionEventArgs = eventArgs;
PrinterQueue = eventArgs.Queue;
displayedPrintTicket = eventArgs.Ticket;
//
// Send a bidi query requesting ink levels.
//
// Please note: As this event will fire many times, it is recommended to maintain event
// listeners for the life time of the application. Furthermore, the relationship to this
// being invoked and the calling SendBidiQuery() is not 1:1; in fact, it is *:N, where the
// listener may be called several times with bidi updates.
//
//
PrinterQueue.OnBidiResponseReceived += OnBidiResponseReceived;
PrinterQueue.SendBidiQuery("\\Printer.consumables");
}
/// <summary>
/// This method sets up data binding sources and performs other initialization tasks.
/// </summary>
/// <param name="eventArgs"></param>
public void Initialize(PrinterExtensionEventArgs eventArgs)
{
//
// Populate the data binding sources.
//
DataContext = this;
printerExtensionEventArgs = eventArgs;
PrinterQueue = eventArgs.Queue;
displayedPrintTicket = eventArgs.Ticket;
//
// Send a bidi query requesting ink levels.
//
// Please note: As this event will fire many times, it is recommended to maintain event
// listeners for the life time of the application. Furthermore, the relationship to this
// being invoked and the calling SendBidiQuery() is not 1:1; in fact, it is *:N, where the
// listener may be called several times with bidi updates.
//
//
PrinterQueue.OnBidiResponseReceived += OnBidiResponseReceived;
PrinterQueue.SendBidiQuery("\\Printer.consumables");
}
/// <summary>
/// This is the event handler invoked on various driver events.
/// </summary>
/// <param name="sender"></param>
/// <param name="eventArgs"></param>
private static void OnDriverEvent(object sender, PrinterExtensionEventArgs eventArgs)
{
//
// Display the print preferences window.
//
if (eventArgs.ReasonId.Equals(PrinterExtensionReason.PrintPreferences))
{
PrintPreferenceWindow printPreferenceWindow = new PrintPreferenceWindow();
printPreferenceWindow.Initialize(eventArgs);
//
// Set the caller application's window as parent/owner of the newly created printing preferences window.
//
WindowInteropHelper wih = new WindowInteropHelper(printPreferenceWindow);
wih.Owner = eventArgs.WindowParent;
//
// Display a modal/non-modal window based on the 'WindowModal' parameter.
//
if (eventArgs.WindowModal)
{
printPreferenceWindow.ShowDialog();
}
else
{
printPreferenceWindow.Show();
// Flash the window to draw the user's attention. This is required
// because the printer extension may be drawn behind the parent window.
// The return value of FlashWindow can be safely ignored if there is no need
// to know if the window has focus or not.
WindowHelper.FlashWindow(wih.Handle);
}
}
else if (eventArgs.ReasonId.Equals(PrinterExtensionReason.DriverEvent))
{
//
// Handle driver events here.
//
}
}
/// <summary>
/// This is the event handler invoked on various driver events.
/// </summary>
/// <param name="sender"></param>
/// <param name="eventArgs"></param>
private static void OnDriverEvent(object sender, PrinterExtensionEventArgs eventArgs)
{
//
// Display the print preferences window.
//
if (eventArgs.ReasonId.Equals(PrinterExtensionReason.PrintPreferences))
{
PrintPreferenceWindow printPreferenceWindow = new PrintPreferenceWindow();
printPreferenceWindow.Initialize(eventArgs);
//
// Set the caller application's window as parent/owner of the newly created printing preferences window.
//
WindowInteropHelper wih = new WindowInteropHelper(printPreferenceWindow);
wih.Owner = eventArgs.WindowParent;
//
// Display a modal/non-modal window based on the 'WindowModal' parameter.
//
if (eventArgs.WindowModal)
{
printPreferenceWindow.ShowDialog();
}
else
{
printPreferenceWindow.Show();
// Flash the window to draw the user's attention. This is required
// because the printer extension may be drawn behind the parent window.
// The return value of FlashWindow can be safely ignored if there is no need
// to know if the window has focus or not.
WindowHelper.FlashWindow(wih.Handle);
}
}
else if (eventArgs.ReasonId.Equals(PrinterExtensionReason.DriverEvent))
{
//
// Handle driver events here.
//
}
}
/// <summary>
/// This is the event handler invoked on various driver events.
/// </summary>
/// <param name="sender"></param>
/// <param name="eventArgs"></param>
private static void OnDriverEvent(object sender, PrinterExtensionEventArgs eventArgs)
{
//
// Display the print preferences window.
//
if (eventArgs.ReasonId.Equals(PrinterExtensionReason.PrintPreferences))
{
PrintPreferenceWindow printPreferenceWindow = new PrintPreferenceWindow();
printPreferenceWindow.Initialize(eventArgs);
//
// Set the caller application's window as parent/owner of the newly created printing preferences window.
//
WindowInteropHelper wih = new WindowInteropHelper(printPreferenceWindow);
wih.Owner = eventArgs.WindowParent;
//
// Display a modal/non-modal window based on the 'WindowModal' parameter.
//
if (eventArgs.WindowModal)
{
printPreferenceWindow.ShowDialog();
}
else
{
printPreferenceWindow.Show();
}
}
else if (eventArgs.ReasonId.Equals(PrinterExtensionReason.DriverEvent))
{
//
// Handle driver events here.
//
}
}
/// <summary>
/// This is the event handler invoked on various driver events.
/// </summary>
/// <param name="sender"></param>
/// <param name="eventArgs"></param>
private static void OnDriverEvent(object sender, PrinterExtensionEventArgs eventArgs)
{
//
// Display the print preferences window.
//
if (eventArgs.ReasonId.Equals(PrinterExtensionReason.PrintPreferences))
{
PrintPreferenceWindow printPreferenceWindow = new PrintPreferenceWindow();
printPreferenceWindow.Initialize(eventArgs);
//
// Set the caller application's window as parent/owner of the newly created printing preferences window.
//
WindowInteropHelper wih = new WindowInteropHelper(printPreferenceWindow);
wih.Owner = eventArgs.WindowParent;
//
// Display a modal/non-modal window based on the 'WindowModal' parameter.
//
if (eventArgs.WindowModal)
{
printPreferenceWindow.ShowDialog();
}
else
{
printPreferenceWindow.Show();
}
}
else if (eventArgs.ReasonId.Equals(PrinterExtensionReason.DriverEvent))
{
//
// Handle driver events here.
//
}
}
