async private void PrimesOrderedButton_Click_1(object sender, RoutedEventArgs e)
{
var nativeObject = new WinRT_CPP.Class1();
StringBuilder sb = new StringBuilder();
sb.Append("Primes found (ordered): ");
PrimesOrderedResult.Text = sb.ToString();
// Call the asynchronous method
var asyncOp = nativeObject.GetPrimesOrdered(2, 100000);
// Before awaiting, provide a lambda or named method
// to handle the Progress event that is fired at regular
// intervals by the asyncOp object. This handler updates
// the progress bar in the UI.
asyncOp.Progress = (asyncInfo, progress) =>
{
PrimesOrderedProgress.Value = progress;
};
// Wait for the operation to complete
var asyncResult = await asyncOp;
// Convert the results to strings
foreach (var result in asyncResult)
{
sb.Append(result).Append(" ");
}
// Display the results
PrimesOrderedResult.Text = sb.ToString();
}
private void PrimesUnOrderedButton_Click_1(object sender, RoutedEventArgs e)
{
var nativeObject = new WinRT_CPP.Class1();
StringBuilder sb = new StringBuilder();
sb.Append("Primes found (unordered): ");
PrimesUnOrderedResult.Text = sb.ToString();
// primeFoundEvent is a user-defined event in nativeObject
// It passes the results back to this thread as they are produced
// and the event handler that we define here immediately displays them.
nativeObject.primeFoundEvent += (n) =>
{
sb.Append(n.ToString()).Append(" ");
PrimesUnOrderedResult.Text = sb.ToString();
};
// Call the async method.
var asyncResult = nativeObject.GetPrimesUnordered(2, 100000);
// Provide a handler for the Progress event that the asyncResult
// object fires at regular intervals. This handler updates the progress bar.
asyncResult.Progress += (asyncInfo, progress) =>
{
PrimesUnOrderedProgress.Value = progress;
};
}
private void Button1_Click_1(object sender, RoutedEventArgs e)
{
// Create the object
var nativeObject = new WinRT_CPP.Class1();
// Call the synchronous method. val is an IList that
// contains the results.
var val = nativeObject.ComputeResult(0);
StringBuilder result = new StringBuilder();
foreach (var v in val)
{
result.Append(v).Append(System.Environment.NewLine);
}
this.Result1.Text = result.ToString();
}
