Beispiel #1
0
        private void syntaxIndicators()
        {
            var funcs = highlighter.Functions;
            int pos   = scintilla.CurrentPosition;

            ELToken currFunc = null;

            foreach (var f in funcs)
            {
                if (pos >= f.pos && pos <= f.pos + f.functionLen)
                {
                    currFunc = f;
                }
            }

            scintilla.IndicatorCurrent = 1;
            scintilla.IndicatorClearRange(0, scintilla.TextLength);
            scintilla.IndicatorCurrent = 2;
            scintilla.IndicatorClearRange(0, scintilla.TextLength);
            if (currFunc != null)
            {
                scintilla.IndicatorCurrent    = 1;
                scintilla.Indicators[1].Style = IndicatorStyle.StraightBox;
                scintilla.IndicatorClearRange(0, scintilla.TextLength);
                // don't highlight the entire text (first function, usually)
                if (settings.HighlightFunction)
                {
                    if (currFunc.pos > 2 || currFunc.functionLen < scintilla.Text.Trim().Length - 3 || pos <= currFunc.pos + currFunc.len)
                    {
                        scintilla.IndicatorFillRange(currFunc.pos, currFunc.functionLen);
                    }
                }

                scintilla.IndicatorCurrent        = 2;
                scintilla.Indicators[2].Style     = IndicatorStyle.FullBox;
                scintilla.Indicators[2].ForeColor = Color.Red;
                scintilla.Indicators[2].Alpha     = 60;
                scintilla.IndicatorClearRange(0, scintilla.TextLength);

                if (settings.HighlightDelimiters)
                {
                    foreach (int p in currFunc.separators)
                    {
                        scintilla.IndicatorFillRange(p, 1);
                    }
                }
            }
            if (currFunc != selectedFunction)
            {
                selectedFunction = currFunc;
                FunctionChanged?.Invoke(this, selectedFunction);
            }
        }
Beispiel #2
0
        private void expression_FunctionChanged(object sender, ELToken e)
        {
            if (splitContainer3.Panel2Collapsed)
            {
                return;
            }
            if ((sender as ExpressionTab) != currentTab)
            {
                return;
            }
            string name = e == null ? null : e.function == ELFunctions.Unknown ? null : e.function.ToString();
            var    func = name == null ? null : ELConstants.ELFunctionWiki.Where(f => f.function.ToLower() == name.ToLower()).FirstOrDefault();

            LoadWiki(name ?? e?.text, func);
        }
Beispiel #3
0
        private void syntaxHighlight(List <ELToken> tokens)
        {
            if (this.InvokeRequired)
            {
                this.BeginInvoke((MethodInvoker) delegate { syntaxHighlight(tokens); });
                return;
            }

            if (changed || !IsHandleCreated)
            {
                return;
            }

            //txtExpression.ClearDocumentStyle();       // causes problems with Word wrap!
            scintilla.StartStyling(0);
            scintilla.SetStyling(scintilla.TextLength, 0);

            if (settings.HighlightSyntax)
            {
                ELToken last = null;
                foreach (var token in tokens)
                {
                    int style = (int)token.type;
                    scintilla.StartStyling(token.pos);
                    if (token.pos + token.len == scintilla.TextLength)
                    {
                        last = token;
                    }
                    scintilla.SetStyling(token.len, style);
                }
                // bugfix: re-paint last character because it loses the style
                if (last != null)
                {
                    scintilla.StartStyling(scintilla.TextLength - 1);
                    scintilla.SetStyling(1, (int)last.type);
                }
            }

            syntaxIndicators();
        }
Beispiel #4
0
        void scanFunction(ELToken token, string expression)
        {
            int  level = 0;
            bool skip  = false;
            bool skip2 = false;
            bool skip3 = false;

            try
            {
                for (int i = token.pos; i < expression.Length - 1; i++)
                {
                    // block escape content
                    if (skip)
                    {
                        if (expression[i] == '#' && expression[i + 1] == '/')
                        {
                            skip = false;
                            i++;
                        }
                        continue;
                    }
                    if (skip2)
                    {
                        if (expression[i] == ']')
                        {
                            skip2 = false;
                        }
                        continue;
                    }
                    // block escape start
                    if (expression[i] == '/' && expression[i + 1] == '#')
                    {
                        skip = true;
                        i++;
                        continue;
                    }
                    // block escape start
                    if (expression[i] == '/' && expression[i + 1] == '*')
                    {
                        skip3 = !skip3;
                        i++;
                        continue;
                    }
                    // literal char
                    else if (expression[i] == '[')
                    {
                        skip2 = true;
                    }
                    else if (expression[i] == '/')
                    {
                        i++;
                    }
                    else if (expression[i] == '(' && level++ == 0)
                    {
                        token.separators.Add(i);
                    }
                    else if (expression[i] == ')' && --level == 0)
                    {
                        token.separators.Add(i);
                        token.functionLen = i - token.pos + 1;
                        return;
                    }
                    else if (expression[i] == ',' && level == 1)
                    {
                        token.separators.Add(i);
                    }
                }
                token.functionLen = expression.Length - token.pos - 1;
            }
            catch (Exception ex) {
                Logger.Log(ex);
            }
        }