/// <summary>
/// Gets the current interactive area where the caret is.
/// </summary>
public InteractiveArea CommandArea()
{
var r = new InteractiveArea
{
Caret = Editor.Caret
};
// head line
for (int y = r.Caret.Y; --y >= 0;)
{
var text = Editor[y].Text;
if (text == OutputMark2 || text == OutputMark3)
{
r.FirstLineIndex = y + 1;
break;
}
if (text == OutputMark1)
{
return(null);
}
}
r.Active = true;
// last line
r.LastLineIndex = Editor.Count - 1;
for (int y = r.Caret.Y; ++y <= r.LastLineIndex;)
{
var text = Editor[y].Text;
if (text == OutputMark1 || text == OutputMark3)
{
r.LastLineIndex = y - 1;
r.Active = false;
break;
}
if (text == OutputMark2)
{
return(null);
}
}
// trim
while (r.FirstLineIndex < r.LastLineIndex && Editor[r.FirstLineIndex].Length == 0)
{
++r.FirstLineIndex;
}
while (r.FirstLineIndex < r.LastLineIndex && Editor[r.LastLineIndex].Length == 0)
{
--r.LastLineIndex;
}
return(r);
}
/// <summary> /// TODO /// </summary> protected abstract void Invoke(string code, InteractiveArea area);
