public void SetText(string text)
{
TextRange range = new TextRange(sourceCodeRichTextBox.Document.ContentStart, sourceCodeRichTextBox.Document.ContentEnd);
range.Text = text;
if (sourceCodeRichTextBox.Document == null)
return;
TextRange documentRange = new TextRange(sourceCodeRichTextBox.Document.ContentStart, sourceCodeRichTextBox.Document.ContentEnd);
documentRange.ClearAllProperties();
TextPointer navigator = sourceCodeRichTextBox.Document.ContentStart;
while (navigator.CompareTo(sourceCodeRichTextBox.Document.ContentEnd) < 0)
{
TextPointerContext context = navigator.GetPointerContext(LogicalDirection.Backward);
if (context == TextPointerContext.ElementStart && navigator.Parent is Run)
{
SyntaxHighlight v = new SyntaxHighlight();
v.ApplyColors((Run)navigator.Parent);
}
navigator = navigator.GetNextContextPosition(LogicalDirection.Forward);
}
}
public void ApplyColors(Run run)
{
string text = run.Text;
int sIndex = 0;
int eIndex = 0;
for (int i = 0; i < text.Length; i++)
{
if (Char.IsWhiteSpace(text[i]) || _special.Where(c => c.ToString() == text[i].ToString()).FirstOrDefault() != 0)
{
if (i > 0 && !(Char.IsWhiteSpace(text[i - 1]) || _special.Where(c => c.ToString() == text[i - 1].ToString()).FirstOrDefault() != 0))
{
eIndex = i - 1;
string word = text.Substring(sIndex, eIndex - sIndex + 1);
if (_keywords.Where(c => c == word).FirstOrDefault() != null)
{
SyntaxHighlight t = new SyntaxHighlight();
t.StartPosition = run.ContentStart.GetPositionAtOffset(sIndex, LogicalDirection.Forward);
t.EndPosition = run.ContentStart.GetPositionAtOffset(eIndex + 1, LogicalDirection.Backward);
t.Word = word;
_syntax.Add(t);
}
}
sIndex = i + 1;
}
}
string lastWord = text.Substring(sIndex, text.Length - sIndex);
if (_keywords.Where(c => c == lastWord).FirstOrDefault() != null)
{
SyntaxHighlight t = new SyntaxHighlight();
t.StartPosition = run.ContentStart.GetPositionAtOffset(sIndex, LogicalDirection.Forward);
t.EndPosition = run.ContentStart.GetPositionAtOffset(eIndex + 1, LogicalDirection.Backward);
t.Word = lastWord;
_syntax.Add(t);
}
foreach (SyntaxHighlight t in _syntax)
{
TextRange range = new TextRange(t.StartPosition, t.EndPosition);
range.ApplyPropertyValue(TextElement.ForegroundProperty, new SolidColorBrush(Colors.Blue));
range.ApplyPropertyValue(TextElement.FontWeightProperty, FontWeights.Bold);
}
}
