public static async Task <InputResult <TValue> > Run <TGetter>(Editor editor, TOptions options) where TGetter : EditorGetter <TOptions, TValue>
{
using (var getter = Activator.CreateInstance <TGetter>())
{
getter.Editor = editor;
getter.Completion = new TaskCompletionSource <InputResult <TValue> >();
getter.Editor.InputMode = true;
getter.Editor.DoPrompt("");
getter.Options = options;
var initArgs = new InitArgs <TValue>();
getter.Init(initArgs);
if (!initArgs.ContinueAsync)
{
if (initArgs.InputValid)
{
getter.Completion.SetResult(InputResult <TValue> .AcceptResult(initArgs.Value, AcceptReason.Init));
}
else
{
getter.Completion.SetResult(InputResult <TValue> .CancelResult(CancelReason.Init));
}
}
if (initArgs.ContinueAsync)
{
getter.Editor.CursorMove += getter.Editor_CursorMove;
getter.Editor.CursorClick += getter.Editor_CursorClick;
getter.Editor.KeyDown += getter.Editor_KeyDown;
getter.Editor.KeyPress += getter.Editor_KeyPress;
}
getter.SetCursorText("");
return(await getter.Completion.Task);
}
}
private void Editor_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Escape)
{
Editor.DoPrompt("");
CancelInput();
var result = InputResult <TValue> .CancelResult(CancelReason.Escape);
Completion.SetResult(result);
}
else if (e.KeyCode == Keys.Enter || e.KeyCode == Keys.Return || (SpaceAccepts && e.KeyCode == Keys.Space))
{
string keyword = Options.MatchKeyword(CurrentText);
if (!string.IsNullOrEmpty(keyword))
{
Editor.DoPrompt("");
var result = InputResult <TValue> .KeywordResult(keyword);
Completion.SetResult(result);
}
else if (!string.IsNullOrEmpty(CurrentText))
{
var args = new InputArgs <string, TValue>(CurrentText);
AcceptTextInput(args);
if (args.InputValid)
{
Editor.DoPrompt("");
var result = InputResult <TValue> .AcceptResult(args.Value, AcceptReason.Text);
if (args.InputCompleted)
{
Completion.SetResult(result);
}
}
else
{
CurrentText = "";
Editor.DoPrompt(Options.GetFullPrompt() + args.ErrorMessage);
}
}
else
{
Editor.DoPrompt("");
CancelInput();
var result = InputResult <TValue> .CancelResult(e.KeyCode == Keys.Space?CancelReason.Space : CancelReason.Enter);
Completion.SetResult(result);
}
}
else if (e.KeyCode == Keys.Tab)
{
if (e.Shift)
{
Editor.SnapPoints.Next();
}
else
{
Editor.SnapPoints.Previous();
}
Editor.Document.ActiveView.Redraw();
}
}