public override void OnWindowLoaded()
{
bool requiresCompiler = false;
foreach (var snippet in SnippetsAddinConfiguration.Current.Snippets)
{
if (!requiresCompiler && snippet.SnippetText.Contains("{{") || snippet.SnippetText.Contains("@"))
{
requiresCompiler = true;
}
if (!string.IsNullOrEmpty(snippet.KeyboardShortcut))
{
var ksc = snippet.KeyboardShortcut.ToLower();
KeyBinding kb = new KeyBinding();
if (ksc.Contains("alt"))
{
kb.Modifiers = ModifierKeys.Alt;
}
if (ksc.Contains("shift"))
{
kb.Modifiers |= ModifierKeys.Shift;
}
if (ksc.Contains("ctrl") || ksc.Contains("ctl"))
{
kb.Modifiers |= ModifierKeys.Control;
}
string key =
ksc.Replace("+", "")
.Replace("-", "")
.Replace("_", "")
.Replace(" ", "")
.Replace("alt", "")
.Replace("shift", "")
.Replace("ctrl", "")
.Replace("ctl", "");
key = CultureInfo.CurrentCulture.TextInfo.ToTitleCase(key);
if (!string.IsNullOrEmpty(key))
{
KeyConverter k = new KeyConverter();
kb.Key = (Key)k.ConvertFromString(key);
}
// Whatever command you need to bind to
kb.Command = new CommandBase((s, e) => InsertSnippet(snippet),
(s, e) => Model.IsEditorActive);
Model.Window.InputBindings.Add(kb);
}
}
if (requiresCompiler)
{
ScriptRunnerRoslyn.WarmupRoslyn();
}
}
/// <summary>
/// Evaluates the embedded script parsing out {{ C# Expression }}
/// blocks and evaluating the expressions and embedding the string
/// output into the result string.
///
///
/// </summary>
/// <param name="snippet">The snippet template to expand</param>
/// <param name="model">Optional model data accessible in Expressions as `Model`</param>
/// <returns></returns>
public string EvaluateScript(string snippet, object model = null)
{
#if DEBUG
var sw = new Stopwatch();
sw.Start();
#endif
var tokens = TokenizeString(ref snippet, "{{", "}}");
snippet = snippet.Replace("\"", "\"\"");
snippet = DetokenizeString(snippet, tokens);
snippet = snippet.Replace("{{", "\" + ").Replace("}}", " + @\"");
snippet = "@\"" + snippet + "\"";
string code = "dynamic Model = Parameters[0];\r\n" +
"return " + snippet + ";";
var scriptCompiler = new ScriptRunnerRoslyn();
string result = scriptCompiler.ExecuteCode(code, model) as string;
if (result == null)
{
ErrorMessage = scriptCompiler.ErrorMessage;
}
else
{
ErrorMessage = null;
}
#if DEBUG
sw.Stop();
Debug.WriteLine("ScriptParser Code: \r\n" + code);
Debug.WriteLine("Snippet EvaluateScript Execution Time: " + sw.ElapsedMilliseconds + "ms");
#endif
return(result);
}
public override void OnApplicationShutdown()
{
// if Roslyn is running shut it down
ScriptRunnerRoslyn.ShutdownRoslyn();
snippetsWindow?.Close();
}