/// <summary>
/// Handle text insert and delete events.
/// </summary>
/// <param name="s"></param>
/// <param name="e"></param>
private void HandleInsertAndDelete(object s, ModificationEventArgs e)
{
// internal function
void HandleModificationEvent(ModificationEventArgs ev)
{
var first = LineFromPosition(ev.Position);
var last = first + ev.LinesAdded;
UpdateCodeFolding(Math.Min(first, last), Math.Max(first, last));
}
FxLexer.Style(this, e.Position, TextLength);
// update line number margins
if (e.LinesAdded != 0)
{
UpdateLineNumbers();
HandleModificationEvent(e);
}
// update code folding
else if (e.Text.LastIndexOfAny(new[] { '{', '}' }) >= 0)
{
HandleModificationEvent(e);
}
}
public static void ClassInitialize(TestContext a)
{
Theme.DarkTheme();
code = File.ReadAllText("../../../UnitTests/data/test.tech");
lexer = new FxLexer("../../../App/resources/keywordsXML.xml");
editor = new CodeEditor(lexer, code);
}
/// <summary>
/// Handle mouse hover events.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void AutoCMouseHover(object sender, EventArgs e)
{
// check if code hints are enabled
if (EnableCodeHints == false)
{
return;
}
// convert cursor position to text position
var mouse = PointToClient(Cursor.Position);
var pos = CharPositionFromPoint(mouse.X, mouse.Y);
// select keywords using the current text position
// is the style at that position a valid hint style
var style = GetStyleAt(pos);
if (style > 0)
{
// is there a word at that position
var word = GetWordFromPosition(pos);
if (word?.Length > 0)
{
// get hint for keyword
var hint = FxLexer.GetKeywordHint(GetStyleAt(pos), word);
if (hint != null)
{
CallTipShow(WordStartPosition(pos, true), hint);
}
}
}
}
/// <summary>
/// Show auto complete menu for the specified text position.
/// </summary>
/// <param name="position">The text position for which
/// to show the auto complete menu</param>
public void AutoCShow(int position)
{
var word = GetWordFromPosition(position);
var keywords = FxLexer.SelectKeywords(GetStyleAt(position), word);
// show auto complete list
if (keywords.Count() > 0)
{
AutoCShow(position - WordStartPosition(position, true),
keywords.OrderBy(s => s, StringComparer.CurrentCultureIgnoreCase).Cat("|"));
}
}
public static void ClassInitialize(TestContext a)
{
code = File.ReadAllText("../../../App/demos/simple.tech");
lexer = new FxLexer();
editor = new CodeEditor(code);
}
