private async void ReplaceButton_Click(object sender, RoutedEventArgs e)
{
try
{
var cancellationToken = ResetCancellationToken();
var replaceExpression = TextBoxReplace.Text;
var searchExpression = SearchExpression;
// Create new solution in Background Task
var solution = await Task.Run(() => Replace(searchExpression, replaceExpression, cancellationToken), cancellationToken);
// Updating the Visual Studio Workspace shoud be done back on the UI Thread
var success = RoslynVisxHelpers.GetWorkspace().TryApplyChanges(solution);
if (!success)
{
AddToListView("Unable to update solution, maybe it was updated during replace action?");
}
}
catch (CompilationErrorException cex)
{
DisplayDiagnostics(cex.Diagnostics);
}
catch (Exception ex)
{
AddToListView(ex);
}
}
private static async Task <Solution> Replace(string findExpression, string replaceExpression, CancellationToken cancellationToken)
{
var scriptResult = await ScriptRunner.RunScriptAsync(findExpression, new ScriptGlobals(cancellationToken), cancellationToken);
var nodesAndTokens = RoslynHelpers.GetSyntaxNodesAndTokens(MakeEnumerable(scriptResult));
var currentSolution = RoslynVisxHelpers.GetWorkspace().CurrentSolution;
return(await currentSolution.ReplaceNodesWithLiteralAsync(nodesAndTokens, replaceExpression, cancellationToken));
}
protected override void OnMouseDoubleClick(MouseButtonEventArgs e)
{
RoslynVisxHelpers.SelectSpanInCodeWindow(_lineSpan);
e.Handled = true;
base.OnMouseDoubleClick(e);
}