private void OnCaretOnPositionChanged(object x, EventArgs y)
{
_marker.ClearMarks();
int offset = _editor.CaretOffset;
if (offset >= 0 && offset < _editor.Text.Length)
{
char c = _editor.Text[offset];
if (_supportedBrackets.Contains(c))
{
try
{
int matching = findMatchingBrackets(_editor.Text, c, offset);
if (matching >= 0)
{
_marker.AddOffsetToMark(new MarkBackgroundRenderer.Mark
{
Offset = offset, Length = 1, Brush = CYAN
});
_marker.AddOffsetToMark(new MarkBackgroundRenderer.Mark
{
Offset = matching, Length = 1, Brush = CYAN
});
}
}
catch (Exception e)
{
Debug.Fail(e.Message);
}
}
}
}
private void startSearch()
{
_marker.ClearMarks();
_foundOffsets.Clear();
string word = _edtSearchText.Text;
if (string.IsNullOrEmpty(word))
{
return;
}
int startIdx = 0;
while (true)
{
int idx = _editor.Text.IndexOf(word, startIdx, StringComparison.InvariantCultureIgnoreCase);
if (idx < 0)
{
break;
}
startIdx = idx + 1;
_foundOffsets.Add(idx);
_marker.AddOffsetToMark(new MarkBackgroundRenderer.Mark
{
Offset = idx,
Length = word.Length,
Brush = new SolidColorBrush(Colors.Yellow)
});
}
}
private void highlightWord(string word)
{
if (string.IsNullOrWhiteSpace(word))
{
return;
}
int startIdx = 0;
while (true)
{
int idx = _editor.Text.IndexOf(word, startIdx);
if (idx < 0)
{
break;
}
startIdx = idx + 1;
_marker.AddOffsetToMark(new MarkBackgroundRenderer.Mark
{
Offset = idx,
Length = word.Length,
Brush = Brushes.MediumSpringGreen
});
}
_highlightedWord = word;
}