private void CreateMethodFold(TextDocument textDocument)
{
// TODO: Find a way to fold just functions brackets.
this.startOffsets.Push(this.currentOffset);
this.bracketSearcher.OpeningBrackets = "{";
this.bracketSearcher.ClosingBrackets = "}";
BracketSearchResult result = this.bracketSearcher.SearchBracket(textDocument, this.currentOffset + 1);
if (result != null)
{
int startOffset = startOffsets.Pop();
// Skip empty spaces.
for (int i = startOffset - 1; i > 0; i--)
{
char character = textDocument.GetCharAt(i);
if (char.IsWhiteSpace(character) == false && character != '\n' && character != '\r')
{
startOffset = i + 1;
break;
}
}
this.foldings.Foldings.Add(new NewFolding(startOffset, result.ClosingBracketOffset + 1)
{
Name = "..."
});
}
}
public BracketSearchResult SearchBracket(IDocument document, int offset)
{
if (offset > 0)
{
char c = document.GetCharAt(offset - 1);
int index = OpeningBrackets.IndexOf(c);
int otherOffset = -1;
if (index > -1)
otherOffset = SearchBracketForward(document, offset, OpeningBrackets[index], ClosingBrackets[index]);
index = ClosingBrackets.IndexOf(c);
if (index > -1)
otherOffset = SearchBracketBackward(document, offset - 2, OpeningBrackets[index], ClosingBrackets[index]);
if (otherOffset > -1)
{
var result = new BracketSearchResult(Math.Min(offset - 1, otherOffset), 1,
Math.Max(offset - 1, otherOffset), 1);
SearchDefinition(document, result);
return result;
}
}
return null;
}
public BracketSearchResult SearchBracket(IDocument document, int offset)
{
if (offset > 0)
{
char c = document.GetCharAt(offset - 1);
int index = OpeningBrackets.IndexOf(c);
int otherOffset = -1;
if (index > -1)
{
otherOffset = SearchBracketForward(document, offset, OpeningBrackets[index], ClosingBrackets[index]);
}
index = ClosingBrackets.IndexOf(c);
if (index > -1)
{
otherOffset = SearchBracketBackward(document, offset - 2, OpeningBrackets[index], ClosingBrackets[index]);
}
if (otherOffset > -1)
{
var result = new BracketSearchResult(Math.Min(offset - 1, otherOffset), 1,
Math.Max(offset - 1, otherOffset), 1);
SearchDefinition(document, result);
return(result);
}
}
return(null);
}
public void SetHighlight(BracketSearchResult result)
{
if (this.result != result)
{
this.result = result;
textView.InvalidateLayer(this.Layer);
}
}
public void SetHighlight(BracketSearchResult result)
{
if (this.result != result)
{
this.result = result;
textView.InvalidateLayer(this.Layer);
}
}
private void OnCaretPositionChanged(object sender, EventArgs e)
{
if (this.BracketHighlightRenderer != null)
{
BracketSearchResult bracketSearchResult = this.bracketSearcher.SearchBracket(this.Document, this.TextArea.Caret.Offset);
this.BracketHighlightRenderer.SetHighlight(bracketSearchResult);
}
CaretPositionChanged(this, new CaretPositionChangedArgs(this.TextArea.Caret.Line, this.TextArea.Caret.Column));
}
void SearchDefinition(IDocument document, BracketSearchResult result)
{
if (document.GetCharAt(result.OpeningBracketOffset) != '{')
return;
// get line
var documentLine = document.GetLineByOffset(result.OpeningBracketOffset);
while (documentLine != null && IsBracketOnly(document, documentLine))
documentLine = documentLine.PreviousLine;
if (documentLine != null)
{
result.DefinitionHeaderOffset = documentLine.Offset;
result.DefinitionHeaderLength = documentLine.Length;
}
}
void SearchDefinition(IDocument document, BracketSearchResult result)
{
if (document.GetCharAt(result.OpeningBracketOffset) != '{')
{
return;
}
// get line
var documentLine = document.GetLineByOffset(result.OpeningBracketOffset);
while (documentLine != null && IsBracketOnly(document, documentLine))
{
documentLine = documentLine.PreviousLine;
}
if (documentLine != null)
{
result.DefinitionHeaderOffset = documentLine.Offset;
result.DefinitionHeaderLength = documentLine.Length;
}
}
