// ------------------------ AsyncPrintCompleted -----------------------
/// <summary>
/// Creates an "async operation complete" event handler
/// for print completion of a FixedDocumentSequence.</summary>
private void AsyncPrintCompleted(
object sender, WritingCompletedEventArgs e)
{
string result = null;
if (e.Cancelled)
{
result = "Canceled";
}
else if (e.Error != null)
{
result = "Error";
}
else
{
result = "Asynchronous Print Completed";
}
if (OnAsyncPrintChange != null)
{
AsyncPrintEventArgs asyncInfo =
new AsyncPrintEventArgs(result, true);
OnAsyncPrintChange(this, asyncInfo); // update display status
}
}// end:AsyncPrintCompleted()
// -------------------------- AsyncPrintEvent -------------------------
/// <summary>
/// Called as the asynchronous save proceeds.</summary>
/// <param name="saveHelper"></param>
/// <param name="asyncInformation">
/// Progress information about the asynchronous save.</param>
private void AsyncPrintEvent(object printHelper, AsyncPrintEventArgs asyncInformation)
{
if (asyncInformation.Completed)
{
this.mainCanvas.Background = (Brush)App.Current.FindResource("canvasBrushResource");
MessageBox.Show("标签打印完成", "打印完成");
}
}
}// end:AsyncPrintCompleted()
// ----------------------- AsyncPrintingProgress ----------------------
/// <summary>
/// Creates an "async operation progress" event handler for tracking
/// the progress in printing a FixedDocumentSequence.</summary>
private void AsyncPrintingProgress(
object sender, WritingProgressChangedEventArgs e)
{
_batchProgress++;
if (OnAsyncPrintChange != null)
{
String progress = String.Format("{0} - {1}",
e.WritingLevel.ToString(), e.Number.ToString());
AsyncPrintEventArgs asyncInfo =
new AsyncPrintEventArgs(progress, false);
OnAsyncPrintChange(this, asyncInfo); // update display status
}
// Will only called EndBatchWrite when serializing Multiple Visuals
if (_activeVtoXPSD != null && _batchProgress == 3)
{
_activeVtoXPSD.EndBatchWrite();
}
}// end:AsyncPrintingProgress()
// ----------------------- AsyncPrintingProgress ----------------------
/// <summary>
/// Creates an "async operation progress" event handler for tracking
/// the progress in printing a FixedDocumentSequence.</summary>
private void AsyncPrintingProgress(
object sender, WritingProgressChangedEventArgs e)
{
_batchProgress++;
if (OnAsyncPrintChange != null)
{
String progress = String.Format("{0} - {1}",
e.WritingLevel.ToString(), e.Number.ToString());
AsyncPrintEventArgs asyncInfo =
new AsyncPrintEventArgs(progress, false);
OnAsyncPrintChange(this, asyncInfo); // update display status
}
// Will only called EndBatchWrite when serializing Multiple Visuals
if (_activeVtoXPSD != null && _batchProgress == 3)
{
_activeVtoXPSD.EndBatchWrite();
}
}
// ------------------------ AsyncPrintCompleted -----------------------
/// <summary>
/// Creates an "async operation complete" event handler
/// for print completion of a FixedDocumentSequence.</summary>
private void AsyncPrintCompleted(
object sender, WritingCompletedEventArgs e)
{
string result = null;
if (e.Cancelled)
result = "Canceled";
else if (e.Error != null)
result = "Error";
else
result = "Asynchronous Print Completed";
if (OnAsyncPrintChange != null)
{
AsyncPrintEventArgs asyncInfo =
new AsyncPrintEventArgs(result, true);
OnAsyncPrintChange(this, asyncInfo); // update display status
}
}