private void CSharpSyntaxHighlight(TextChangedEventArgs e)
{
fctb.LeftBracket = '(';
fctb.RightBracket = ')';
fctb.LeftBracket2 = '\x0';
fctb.RightBracket2 = '\x0';
//clear style of changed range
e.ChangedRange.ClearStyle(BlueStyle, BoldStyle, GrayStyle, MagentaStyle, GreenStyle, BrownStyle);
//string highlighting
e.ChangedRange.SetStyle(BrownStyle, @"""""|@""""|''|@"".*?""|(?<!@)(?<range>"".*?[^\\]"")|'.*?[^\\]'");
//comment highlighting
e.ChangedRange.SetStyle(GreenStyle, @"//.*$", RegexOptions.Multiline);
e.ChangedRange.SetStyle(GreenStyle, @"(/\*.*?\*/)|(/\*.*)", RegexOptions.Singleline);
e.ChangedRange.SetStyle(GreenStyle, @"(/\*.*?\*/)|(.*\*/)", RegexOptions.Singleline|RegexOptions.RightToLeft);
//number highlighting
e.ChangedRange.SetStyle(MagentaStyle, @"\b\d+[\.]?\d*([eE]\-?\d+)?[lLdDfF]?\b|\b0x[a-fA-F\d]+\b");
//attribute highlighting
e.ChangedRange.SetStyle(GrayStyle, @"^\s*(?<range>\[.+?\])\s*$", RegexOptions.Multiline);
//class name highlighting
e.ChangedRange.SetStyle(BoldStyle, @"\b(class|struct|enum|interface)\s+(?<range>\w+?)\b");
//keyword highlighting
e.ChangedRange.SetStyle(BlueStyle, @"\b(abstract|as|base|bool|break|byte|case|catch|char|checked|class|const|continue|decimal|default|delegate|do|double|else|enum|event|explicit|extern|false|finally|fixed|float|for|foreach|goto|if|implicit|in|int|interface|internal|is|lock|long|namespace|new|null|object|operator|out|override|params|private|protected|public|readonly|ref|return|sbyte|sealed|short|sizeof|stackalloc|static|string|struct|switch|this|throw|true|try|typeof|uint|ulong|unchecked|unsafe|ushort|using|virtual|void|volatile|while|add|alias|ascending|descending|dynamic|from|get|global|group|into|join|let|orderby|partial|remove|select|set|value|var|where|yield)\b|#region\b|#endregion\b");
//clear folding markers
e.ChangedRange.ClearFoldingMarkers();
//set folding markers
e.ChangedRange.SetFoldingMarkers("{", "}");//allow to collapse brackets block
e.ChangedRange.SetFoldingMarkers(@"#region\b", @"#endregion\b");//allow to collapse #region blocks
e.ChangedRange.SetFoldingMarkers(@"/\*", @"\*/");//allow to collapse comment block
}
private void fctb_TextChanged(object sender, TextChangedEventArgs e)
{
//clear folding markers
e.ChangedRange.ClearFoldingMarkers();
//set markers for folding
e.ChangedRange.SetFoldingMarkers("{", "}");
}
private void FastColoredTextBox1OnTextChanged(object sender, TextChangedEventArgs args)
{
if (lastCharIsOpenBracket)
{
// remember where the caret is after inserting the {
this.hasPosition = true;
caretPosition = this.fastColoredTextBox1.Selection.Start;
}
else
{
this.hasPosition = false;
this.caretPosition = Place.Empty;
}
if (doCompletionOnEnter)
{
doCompletionOnEnter = false;
var beforeInsertPos = fastColoredTextBox1.Selection.Start;
int currentLevelIndent = this.fastColoredTextBox1.CalcAutoIndent(beforeInsertPos.iLine);
string indent = new string(' ', currentLevelIndent);
fastColoredTextBox1.InsertText("\n}");
// we need to auto indent the closing bracket
var afterInsertPos = fastColoredTextBox1.Selection.Start;
int closeSpaces = this.fastColoredTextBox1.CalcAutoIndent(afterInsertPos.iLine);
this.fastColoredTextBox1.InsertLinePrefix(new string(' ', closeSpaces));
fastColoredTextBox1.Selection.Start = beforeInsertPos;
}
LogLine("TextChanged " + args.ChangedRange.Text);
Console.WriteLine("TextChanged " + args.ChangedRange.Text);
}
private void fctb_TextChanged(object sender, TextChangedEventArgs e)
{
//clear previous highlighting
e.ChangedRange.ClearStyle(brownStyle);
//highlight tags
e.ChangedRange.SetStyle(brownStyle, "<[^>]+>");
}
private void fctb_TextChangedDelayed(object sender, TextChangedEventArgs e)
{
//delete all markers
fctb.Range.ClearFoldingMarkers();
var currentIndent = 0;
var lastNonEmptyLine = 0;
for (int i = 0; i < fctb.LinesCount; i++)
{
var line = fctb.TextSource[i];
var spacesCount = line.StartSpacesCount;
if (spacesCount == line.Count) //empty line
continue;
if (currentIndent < spacesCount)
//append start folding marker
fctb.TextSource[lastNonEmptyLine].FoldingStartMarker = "m" + currentIndent;
else
if (currentIndent > spacesCount)
//append end folding marker
fctb.TextSource[lastNonEmptyLine].FoldingEndMarker = "m" + spacesCount;
currentIndent = spacesCount;
lastNonEmptyLine = i;
}
}
private void fctb_TextChanged(object sender, TextChangedEventArgs e)
{
//clear old styles of chars
e.ChangedRange.ClearStyle(ellipseStyle);
//append style for word 'Babylon'
e.ChangedRange.SetStyle(ellipseStyle, @"\bBabylon\b", RegexOptions.IgnoreCase);
}
private void fctb_TextChanged(object sender, TextChangedEventArgs e)
{
if (style == null) return;
e.ChangedRange.ClearStyle(StyleIndex.All);
foreach (var key in style.ImagesByText.Keys)
{
string pattern = Regex.Replace(key, RegexSpecSymbolsPattern, "\\$0");
e.ChangedRange.SetStyle(style, pattern);
}
}
private void fctb_TextChangedDelayed(object sender, TextChangedEventArgs e)
{
//clear styles
fctb.Range.ClearStyle(KeywordsStyle, FunctionNameStyle);
//highlight keywords of LISP
fctb.Range.SetStyle(KeywordsStyle, @"\b(and|eval|else|if|lambda|or|set|defun)\b", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
//find function declarations, highlight all of their entry into the code
foreach (Range found in RangeUtil.GetRanges(fctb, @"\b(defun|DEFUN)\s+(?<range>\w+)\b"))
fctb.Range.SetStyle(FunctionNameStyle, @"\b" + found.Text + @"\b");
}
private void tb_TextChangedDelayed(object sender, TextChangedEventArgs e)
{
var tb = (FastColoredTextBox) sender;
//highlight html
tb.SyntaxHighlighter.InitStyleSchema(Language.HTML);
tb.SyntaxHighlighter.HTMLSyntaxHighlight(tb.Range);
//find PHP fragments
foreach(var r in RangeUtil.GetRanges(tb, @"<\?php.*?\?>", RegexOptions.Singleline))
{
//remove HTML highlighting from this fragment
r.ClearStyle(StyleIndex.All);
//do PHP highlighting
tb.SyntaxHighlighter.InitStyleSchema(Language.PHP);
tb.SyntaxHighlighter.PHPSyntaxHighlight(r);
}
}
private void fctb_TextChanged(object sender, TextChangedEventArgs e)
{
switch (lang)
{
case "CSharp (custom highlighter)":
//For sample, we will highlight the syntax of C# manually, although could use built-in highlighter
CSharpSyntaxHighlight(e);//custom highlighting
break;
default:
break;//for highlighting of other languages, we using built-in FastColoredTextBox highlighter
}
}
private void fctb_TextChangedDelayed(object sender, TextChangedEventArgs e)
{
e.ChangedRange.ClearStyle(blueStyle);
e.ChangedRange.SetStyle(blueStyle, @"(http|ftp|https):\/\/[\w\-_]+(\.[\w\-_]+)+([\w\-\.,@?^=%&:/~\+#]*[\w\-\@?^=%&/~\+#])?");
}
private void fctb_TextChangedDelayed(object sender, TextChangedEventArgs e)
{
HighlightVisibleRange();
}
private void FastColoredTextBox1OnTextChangedDelayed(object sender, TextChangedEventArgs args)
{
LogLine("TextChangedDelayed " + args.ChangedRange.Text);
Console.WriteLine("TextChangedDelayed " + args.ChangedRange.Text);
}