/// <summary>
/// manages Brace highlighting
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void TextArea_UpdateUI(object sender, UpdateUIEventArgs e)
{
// Has the caret changed position?
var caretPos = TextArea.CurrentPosition;
if (lastCaretPos != caretPos)
{
UpdateStatusEventArgs evt = new UpdateStatusEventArgs();
evt.Text = "Pos: " + caretPos.ToString();
FireUpdateStatus(this, evt);
lastCaretPos = caretPos;
var bracePos1 = -1;
var bracePos2 = -1;
//TODO Brace higligthing not working or overridden by Lexer??
// Is there a brace to the left or right?
if (caretPos > 0 && IsBrace(TextArea.GetCharAt(caretPos - 1)))
{
bracePos1 = (caretPos - 1);
}
else if (IsBrace(TextArea.GetCharAt(caretPos)))
{
bracePos1 = caretPos;
}
if (bracePos1 >= 0)
{
// Find the matching brace
bracePos2 = TextArea.BraceMatch(bracePos1);
if (bracePos2 == Scintilla.InvalidPosition)
{
TextArea.BraceBadLight(bracePos1);
TextArea.HighlightGuide = 0;
}
else
{
TextArea.BraceHighlight(bracePos1, bracePos2);
TextArea.HighlightGuide = TextArea.GetColumn(bracePos1);
}
}
else
{
// Turn off brace matching
TextArea.BraceHighlight(Scintilla.InvalidPosition, Scintilla.InvalidPosition);
TextArea.HighlightGuide = 0;
}
}
}
private void FilasYColumnas()
{
while (true)
{
try
{
this.Invoke((MethodInvoker) delegate
{
var cu = TextArea.CurrentPosition;
var f = TextArea.CurrentLine;
var co = TextArea.GetColumn(cu);
filas.Text = " " + (f + 1);
columnas.Text = " " + (co + 1);
});
}
catch (Exception ex)
{
}
}
}
/// <summary>
/// If Smart Indenting is enabled, this delegate will be added to the CharAdded multicast event.
/// </summary>
internal void CheckSmartIndent(char ch)
{
char newline = (Scintilla.EndOfLine.Mode == EndOfLineMode.CR) ? '\r' : '\n';
switch (SmartIndentType)
{
case SmartIndent.None:
return;
case SmartIndent.Simple:
if (ch == newline)
{
Line curLine = Scintilla.Lines.Current;
curLine.Indentation = curLine.Previous.Indentation;
Scintilla.CurrentPos = curLine.IndentPosition;
}
break;
case SmartIndent.XML:
if (ch == '}' || ch == ')' || ch == ']')
{
int styleBit = getPrevStyle(Scintilla.CurrentPos);
if (handleWithCpp(styleBit))
{
handleCpp(ch, newline);
}
}
if (ch == newline)
{
int cpos = Scintilla.CurrentPos;
int origPos = cpos;
if (Scintilla.EndOfLine.Mode == EndOfLineMode.Crlf)
{
cpos -= 2;
}
else
{
cpos -= 1;
}
int styleBit = getPrevStyle(cpos);
if (handleWithCpp(styleBit))
{
handleCpp(ch, newline);
}
else
{
Line curLine = Scintilla.Lines.FromPosition(cpos);
string line = curLine.Text;
int col = Scintilla.GetColumn(cpos);
int i = 0;
int openCnt = 0;
int closeCount = 0;
bool inTag = false;
string tagName = "";
bool buildingTag = false;
while (i < col && i < line.Length)
{
if (line[i] == '<')
{
if (curLine.Length > i)
{
if (line[i + 1] != '/' && line[i + 1] != '!')
{
buildingTag = true;
inTag = true;
}
else
{
closeCount++;
inTag = false;
}
}
}
if (inTag && line[i] != '<')
{
if (line[i].IsWordChar() && buildingTag)
{
tagName += line[i];
}
if (!line[i].IsWordChar())
{
buildingTag = false;
}
if (line[i] == '>' && inTag)
{
if (i > 0)
{
if (line[i - 1] != '/')
{
// Ignore br. May be others to ignore.
if (tagName.ToLowerInvariant() != "br")
{
openCnt++;
}
inTag = false;
}
}
}
}
i++;
}
if (openCnt > closeCount)
{
cpos = Scintilla.CurrentPos;
string lnBreak = "";
if (Scintilla.EndOfLine.Mode == EndOfLineMode.CR)
{
lnBreak = "\r";
}
else if (Scintilla.EndOfLine.Mode == EndOfLineMode.LF)
{
lnBreak = "\n";
}
else
{
lnBreak = "\r\n";
}
Scintilla.UndoRedo.BeginUndoAction();
// Grab the current line indent
int lineIndent = curLine.Indentation;
// add in a line break. This also puts cursor on the next line but only
// if auto closing html brackets.
if (Scintilla.AutoClose.AutoCloseHtmlTags)
{
Scintilla.Selection.Text = lnBreak;
}
// Indent the next line back to the current line.
Scintilla.Lines.Current.Indentation = curLine.Indentation;
// Jump back to the original position (The new line which we want indented further
Scintilla.Selection.Start = origPos;
Scintilla.Selection.End = origPos;
// Set indentation.
Scintilla.Lines.Current.Indentation = curLine.Indentation + TabWidth;
Scintilla.CurrentPos = Scintilla.Lines.Current.EndPosition;
Scintilla.UndoRedo.EndUndoAction();
}
else
{
// maintain indentation
Scintilla.UndoRedo.BeginUndoAction();
Scintilla.Lines.Current.Indentation = curLine.Indentation;
Scintilla.CurrentPos = Scintilla.Lines.Current.EndPosition;
Scintilla.UndoRedo.EndUndoAction();
}
}
}
if (ch == '>')
{
XmlMatchedTagsPos xmlTag = new XmlMatchedTagsPos();
if (MatchingTag.getXmlMatchedTagsPos(Scintilla, ref xmlTag, true))
{
int indentSize = Scintilla.NativeInterface.GetLineIndentation(Scintilla.NativeInterface.LineFromPosition(xmlTag.tagOpenStart));
Scintilla.NativeInterface.SetLineIndentation(Scintilla.Lines.Current.Number, indentSize);
}
}
break;
case SmartIndent.CPP:
case SmartIndent.CPP2:
handleCpp(ch, newline);
break;
}
}