#region ================== Copyright (c) 2007 Pascal vd Heiden /* * Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com * This program is released under GNU General Public License * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * */ #endregion #region ================== Namespaces using System; using System.Collections.Generic; using System.ComponentModel; using System.Drawing; using System.Text; using System.Windows.Forms; using Microsoft.Win32; using System.Drawing.Drawing2D; using CodeImp.DoomBuilder.Config; using System.IO; using System.Reflection; using CodeImp.DoomBuilder.IO; using System.Collections; using System.Globalization; using CodeImp.DoomBuilder.Rendering; using CodeImp.DoomBuilder.Properties; #endregion namespace CodeImp.DoomBuilder.Controls { internal partial class ScriptEditorControl : UserControl { #region ================== Constants private const string LEXERS_RESOURCE = "Lexers.cfg"; private const int DEFAULT_STYLE = (int)ScriptStylesCommon.Default; private const int MAX_BACKTRACK_LENGTH = 200; // Index for registered images private enum ImageIndex : int { ScriptConstant = 0, ScriptKeyword = 1, ScriptError = 2 } #endregion #region ================== Delegates / Events public delegate void ExplicitSaveTabDelegate(); public delegate void OpenScriptBrowserDelegate(); public delegate void OpenFindReplaceDelegate(); public delegate void FindNextDelegate(); public event ExplicitSaveTabDelegate OnExplicitSaveTab; public event OpenScriptBrowserDelegate OnOpenScriptBrowser; public event OpenFindReplaceDelegate OnOpenFindAndReplace; public event FindNextDelegate OnFindNext; #endregion #region ================== Variables // Script configuration private ScriptConfiguration scriptconfig; // List of keywords and constants, sorted as uppercase private string autocompletestring; // Style translation from Scintilla style to ScriptStyleType private Dictionary stylelookup; // Current position information private string curfunctionname = ""; private int curargumentindex = 0; private int curfunctionstartpos = 0; // Status private bool changed; #endregion #region ================== Properties public bool IsChanged { get { return changed; } set { changed = value; } } public int Position { get { return scriptedit.CurrentPos; } set { scriptedit.CurrentPos = value; } } public int SelectionStart { get { return scriptedit.SelectionStart; } set { scriptedit.SelectionStart = value; } } public int SelectionEnd { get { return scriptedit.SelectionEnd; } set { scriptedit.SelectionEnd = value; } } #endregion #region ================== Contructor / Disposer // Constructor public ScriptEditorControl() { // Initialize InitializeComponent(); // Script editor properties // Unfortunately, these cannot be set using the designer // because the control is not really loaded in design mode scriptedit.AutoCMaximumHeight = 8; scriptedit.AutoCSeparator = ' '; scriptedit.AutoCTypeSeparator = '?'; scriptedit.AutoCSetFillUps("\r\n();[]"); // I should put this in the script configs scriptedit.CaretWidth = 2; scriptedit.EndAtLastLine = 1; scriptedit.EndOfLineMode = ScriptEndOfLine.CRLF; scriptedit.IsAutoCGetChooseSingle = true; scriptedit.IsAutoCGetIgnoreCase = true; scriptedit.IsBackSpaceUnIndents = true; scriptedit.IsBufferedDraw = true; scriptedit.IsCaretLineVisible = false; scriptedit.IsHScrollBar = true; scriptedit.IndentationGuides = (int)ScriptIdentGuides.None; scriptedit.IsMouseDownCaptures = true; scriptedit.IsTabIndents = true; scriptedit.IsUndoCollection = true; scriptedit.IsUseTabs = true; scriptedit.IsViewEOL = false; scriptedit.IsVScrollBar = true; scriptedit.SetFoldFlags((int)ScriptFoldFlag.Box); scriptedit.TabWidth = 4; scriptedit.Indent = 4; scriptedit.ExtraAscent = 1; scriptedit.ExtraDescent = 1; scriptedit.CursorType = -1; // Symbol margin scriptedit.SetMarginTypeN(0, (int)ScriptMarginType.Symbol); scriptedit.SetMarginWidthN(0, 20); scriptedit.SetMarginMaskN(0, -1); // all // Line numbers margin scriptedit.SetMarginTypeN(1, (int)ScriptMarginType.Number); scriptedit.SetMarginWidthN(1, 40); scriptedit.SetMarginMaskN(1, 0); // none // Spacing margin scriptedit.SetMarginTypeN(2, (int)ScriptMarginType.Symbol); scriptedit.SetMarginWidthN(2, 5); scriptedit.SetMarginMaskN(2, 0); // none // Setup with default script config // Disabled, the form designer doesn't like this //SetupStyles(new ScriptConfiguration()); // Images RegisterAutoCompleteImage(ImageIndex.ScriptConstant, Resources.ScriptConstant); RegisterAutoCompleteImage(ImageIndex.ScriptKeyword, Resources.ScriptKeyword); RegisterMarkerImage(ImageIndex.ScriptError, Resources.ScriptError); // Events scriptedit.ModEventMask = 0x7FFFF; // Which events to receive (see also ScriptModificationFlags) scriptedit.Modified += new ScintillaControl.ModifiedHandler(scriptedit_Modified); } #endregion #region ================== Methods // This launches keyword help website public void LaunchKeywordHelp() { string helpsite = scriptconfig.KeywordHelp; string currentword = GetCurrentWord(); if(!string.IsNullOrEmpty(currentword) && (currentword.Length > 1) && !string.IsNullOrEmpty(helpsite)) { currentword = scriptconfig.GetKeywordCase(currentword); helpsite = helpsite.Replace("%K", currentword); General.OpenWebsite(helpsite); } } // This replaces the selection with the given text public void ReplaceSelection(string replacement) { Encoding encoder = Encoding.GetEncoding(scriptedit.CodePage); string text = encoder.GetString(GetText()); // Make new text StringBuilder newtext = new StringBuilder(text.Length + replacement.Length); newtext.Append(text.Substring(0, scriptedit.SelectionStart)); newtext.Append(replacement); newtext.Append(text.Substring(scriptedit.SelectionEnd)); // Adjust selection scriptedit.SelectionEnd = scriptedit.SelectionStart + replacement.Length; SetText(encoder.GetBytes(newtext.ToString())); } // This moves the caret to a given line and ensures the line is visible public void MoveToLine(int linenumber) { scriptedit.GotoLine(linenumber); EnsureLineVisible(linenumber); } // This makes sure a line is visible public void EnsureLineVisible(int linenumber) { scriptedit.EnsureVisibleEnforcePolicy(linenumber); } // This returns the line for a position public int LineFromPosition(int position) { return scriptedit.LineFromPosition(position); } // This clears all marks public void ClearMarks() { scriptedit.MarkerDeleteAll((int)ImageIndex.ScriptError); } // This adds a mark on the given line public void AddMark(int linenumber) { scriptedit.MarkerAdd(linenumber, (int)ImageIndex.ScriptError); } // This refreshes the style setup public void RefreshStyle() { // Re-setup with the same config SetupStyles(scriptconfig); } // This sets up the script editor with a script configuration public void SetupStyles(ScriptConfiguration config) { Stream lexersdata; StreamReader lexersreader; Configuration lexercfg = new Configuration(); SortedList autocompletelist; string[] resnames; int imageindex; // Make collections stylelookup = new Dictionary(); autocompletelist = new SortedList(StringComparer.Ordinal); // Keep script configuration if(scriptconfig != config) scriptconfig = config; // Find a resource named Lexers.cfg resnames = General.ThisAssembly.GetManifestResourceNames(); foreach(string rn in resnames) { // Found one? if(rn.EndsWith(LEXERS_RESOURCE, StringComparison.InvariantCultureIgnoreCase)) { // Get a stream from the resource lexersdata = General.ThisAssembly.GetManifestResourceStream(rn); lexersreader = new StreamReader(lexersdata, Encoding.ASCII); // Load configuration from stream lexercfg.InputConfiguration(lexersreader.ReadToEnd()); // Done with the resource lexersreader.Dispose(); lexersdata.Dispose(); } } // Check if specified lexer exists and set the lexer to use string lexername = "lexer" + scriptconfig.Lexer.ToString(CultureInfo.InvariantCulture); if(!lexercfg.SettingExists(lexername)) throw new InvalidOperationException("Unknown lexer " + scriptconfig.Lexer + " specified in script configuration!"); scriptedit.Lexer = scriptconfig.Lexer; // Set the default style and settings scriptedit.StyleSetFont(DEFAULT_STYLE, General.Settings.ScriptFontName); scriptedit.StyleSetSize(DEFAULT_STYLE, General.Settings.ScriptFontSize); scriptedit.StyleSetBold(DEFAULT_STYLE, General.Settings.ScriptFontBold); scriptedit.StyleSetItalic(DEFAULT_STYLE, false); scriptedit.StyleSetUnderline(DEFAULT_STYLE, false); scriptedit.StyleSetCase(DEFAULT_STYLE, ScriptCaseVisible.Mixed); scriptedit.StyleSetFore(DEFAULT_STYLE, General.Colors.PlainText.ToColorRef()); scriptedit.StyleSetBack(DEFAULT_STYLE, General.Colors.ScriptBackground.ToColorRef()); scriptedit.CaretPeriod = SystemInformation.CaretBlinkTime; scriptedit.CaretFore = General.Colors.ScriptBackground.Inverse().ToColorRef(); scriptedit.StyleBits = 7; // These don't work? scriptedit.TabWidth = General.Settings.ScriptTabWidth; scriptedit.IsUseTabs = false; scriptedit.IsTabIndents = true; scriptedit.Indent = General.Settings.ScriptTabWidth; scriptedit.IsBackSpaceUnIndents = true; // This applies the default style to all styles scriptedit.StyleClearAll(); // Set the code page to use scriptedit.CodePage = scriptconfig.CodePage; // Set the default to something normal (this is used by the autocomplete list) scriptedit.StyleSetFont(DEFAULT_STYLE, this.Font.Name); scriptedit.StyleSetBold(DEFAULT_STYLE, this.Font.Bold); scriptedit.StyleSetItalic(DEFAULT_STYLE, this.Font.Italic); scriptedit.StyleSetUnderline(DEFAULT_STYLE, this.Font.Underline); scriptedit.StyleSetSize(DEFAULT_STYLE, (int)Math.Round(this.Font.SizeInPoints)); // Set style for linenumbers and margins scriptedit.StyleSetBack((int)ScriptStylesCommon.LineNumber, General.Colors.ScriptBackground.ToColorRef()); // Clear all keywords for(int i = 0; i < 9; i++) scriptedit.KeyWords(i, null); // Now go for all elements in the lexer configuration // We are looking for the numeric keys, because these are the // style index to set and the value is our ScriptStyleType IDictionary dic = lexercfg.ReadSetting(lexername, new Hashtable()); foreach(DictionaryEntry de in dic) { // Check if this is a numeric key int stylenum = -1; if(int.TryParse(de.Key.ToString(), out stylenum)) { // Add style to lookup table stylelookup.Add(stylenum, (ScriptStyleType)(int)de.Value); // Apply color to style int colorindex = 0; switch((ScriptStyleType)(int)de.Value) { case ScriptStyleType.PlainText: colorindex = ColorCollection.PLAINTEXT; break; case ScriptStyleType.Comment: colorindex = ColorCollection.COMMENTS; break; case ScriptStyleType.Constant: colorindex = ColorCollection.CONSTANTS; break; case ScriptStyleType.Keyword: colorindex = ColorCollection.KEYWORDS; break; case ScriptStyleType.LineNumber: colorindex = ColorCollection.LINENUMBERS; break; case ScriptStyleType.Literal: colorindex = ColorCollection.LITERALS; break; default: colorindex = ColorCollection.PLAINTEXT; break; } scriptedit.StyleSetFore(stylenum, General.Colors.Colors[colorindex].ToColorRef()); } } // Create the keywords list and apply it imageindex = (int)ImageIndex.ScriptKeyword; int keywordsindex = lexercfg.ReadSetting(lexername + ".keywordsindex", -1); if(keywordsindex > -1) { StringBuilder keywordslist = new StringBuilder(""); foreach(string k in scriptconfig.Keywords) { if(keywordslist.Length > 0) keywordslist.Append(" "); keywordslist.Append(k); autocompletelist.Add(k.ToUpperInvariant(), k + "?" + imageindex.ToString(CultureInfo.InvariantCulture)); } string words = keywordslist.ToString(); scriptedit.KeyWords(keywordsindex, words.ToLowerInvariant()); } // Create the constants list and apply it imageindex = (int)ImageIndex.ScriptConstant; int constantsindex = lexercfg.ReadSetting(lexername + ".constantsindex", -1); if(constantsindex > -1) { StringBuilder constantslist = new StringBuilder(""); foreach(string c in scriptconfig.Constants) { if(constantslist.Length > 0) constantslist.Append(" "); constantslist.Append(c); autocompletelist.Add(c.ToUpperInvariant(), c + "?" + imageindex.ToString(CultureInfo.InvariantCulture)); } string words = constantslist.ToString(); scriptedit.KeyWords(constantsindex, words.ToLowerInvariant()); } // Sort the autocomplete list List autocompleteplainlist = new List(autocompletelist.Values); autocompletestring = string.Join(" ", autocompleteplainlist.ToArray()); // Show/hide the functions bar functionbar.Visible = (scriptconfig.FunctionRegEx.Length > 0); // Rearrange the layout scriptedit.ClearDocumentStyle(); scriptedit.SetText(scriptedit.GetText(scriptedit.TextSize)); this.PerformLayout(); } // This returns the current word (where the caret is at) public string GetCurrentWord() { return GetWordAt(scriptedit.CurrentPos); } // This returns the word at the given position public string GetWordAt(int position) { int wordstart = scriptedit.WordStartPosition(position, true); int wordend = scriptedit.WordEndPosition(position, true); // Decode the text byte[] scripttextdata = scriptedit.GetText(scriptedit.TextSize); Encoding encoder = Encoding.GetEncoding(scriptedit.CodePage); string scripttext = encoder.GetString(scripttextdata); if(wordstart < wordend) return scripttext.Substring(wordstart, wordend - wordstart); else return ""; } // This returns the ScriptStyleType for a given Scintilla style private ScriptStyleType GetScriptStyle(int scintillastyle) { if(stylelookup.ContainsKey(scintillastyle)) return stylelookup[scintillastyle]; else return ScriptStyleType.PlainText; } // This gathers information about the current caret position private void UpdatePositionInfo() { int bracketlevel = 0; // bracket level counting int argindex = 0; // function argument counting int limitpos; // lowest position we'll backtrack to int pos = scriptedit.CurrentPos; // Decode the text byte[] scripttextdata = scriptedit.GetText(scriptedit.TextSize); Encoding encoder = Encoding.GetEncoding(scriptedit.CodePage); string scripttext = encoder.GetString(scripttextdata); // Reset position info curfunctionname = ""; curargumentindex = 0; curfunctionstartpos = 0; // Determine lowest backtrack position limitpos = scriptedit.CurrentPos - MAX_BACKTRACK_LENGTH; if(limitpos < 0) limitpos = 0; // We can only do this when we have function syntax information if((scriptconfig.ArgumentDelimiter.Length == 0) || (scriptconfig.FunctionClose.Length == 0) || (scriptconfig.FunctionOpen.Length == 0) || (scriptconfig.Terminator.Length == 0)) return; // Get int versions of the function syntax informantion int argumentdelimiter = scriptconfig.ArgumentDelimiter[0]; int functionclose = scriptconfig.FunctionClose[0]; int functionopen = scriptconfig.FunctionOpen[0]; int terminator = scriptconfig.Terminator[0]; // Continue backtracking until we reached the limitpos while(pos >= limitpos) { // Backtrack 1 character pos--; // Get the style and character at this position ScriptStyleType curstyle = GetScriptStyle(scriptedit.StyleAt(pos)); int curchar = scriptedit.CharAt(pos); // Then meeting ) then increase bracket level // When meeting ( then decrease bracket level // When bracket level goes -1, then the next word should be the function name // Only when at bracket level 0, count the comma's for argument index // TODO: // Original code checked for scope character here and breaks if found // Check if in plain text or keyword if((curstyle == ScriptStyleType.PlainText) || (curstyle == ScriptStyleType.Keyword)) { // Closing bracket if(curchar == functionclose) { bracketlevel++; } // Opening bracket else if(curchar == functionopen) { bracketlevel--; // Out of the brackets? if(bracketlevel < 0) { // Skip any whitespace before this bracket do { // Backtrack 1 character curchar = scriptedit.CharAt(--pos); } while((pos >= limitpos) && ((curchar == ' ') || (curchar == '\t') || (curchar == '\r') || (curchar == '\n'))); // NOTE: We may need to set onlyWordCharacters argument in the // following calls to false to get any argument delimiter included, // but this may also cause a valid keyword to be combined with other // surrounding characters that do not belong to the keyword. // Find the word before this bracket int wordstart = scriptedit.WordStartPosition(pos, true); int wordend = scriptedit.WordEndPosition(pos, true); string word = scripttext.Substring(wordstart, wordend - wordstart); if(word.Length > 0) { // Check if this is an argument delimiter // I can't remember why I did this, but I'll probably stumble // upon the problem if this doesn't work right (see note above) if(word[0] == argumentdelimiter) { // We are now in the parent function bracketlevel++; argindex = 0; } // Now check if this is a keyword else if(scriptconfig.IsKeyword(word)) { // Found it! curfunctionname = scriptconfig.GetKeywordCase(word); curargumentindex = argindex; curfunctionstartpos = wordstart; break; } else { // Don't know this word break; } } } } // Argument delimiter else if(curchar == argumentdelimiter) { // Only count these at brackt level 0 if(bracketlevel == 0) argindex++; } // Terminator else if(curchar == terminator) { // Can't find anything, break now break; } } } } // This clears all undo levels public void ClearUndoRedo() { scriptedit.EmptyUndoBuffer(); } // This registers an XPM image for the autocomplete list private unsafe void RegisterAutoCompleteImage(ImageIndex index, byte[] imagedata) { // Convert to string string bigstring = Encoding.UTF8.GetString(imagedata); // Register image scriptedit.RegisterImage((int)index, bigstring); } // This registers an XPM image for the markes list private unsafe void RegisterMarkerImage(ImageIndex index, byte[] imagedata) { // Convert to string string bigstring = Encoding.UTF8.GetString(imagedata); // Register image scriptedit.MarkerDefinePixmap((int)index, bigstring); } // Perform undo public void Undo() { scriptedit.Undo(); } // Perform redo public void Redo() { scriptedit.Redo(); } // Perform cut public void Cut() { scriptedit.Cut(); } // Perform copy public void Copy() { scriptedit.Copy(); } // Perform paste public void Paste() { scriptedit.Paste(); } // This steals the focus (use with care!) public void GrabFocus() { scriptedit.GrabFocus(); } public byte[] GetText() { return scriptedit.GetText(scriptedit.TextSize); } public void SetText(byte[] text) { scriptedit.SetText(text); } #endregion #region ================== Events // Layout needs to be re-organized protected override void OnLayout(LayoutEventArgs e) { base.OnLayout(e); // With or without functions bar? if(functionbar.Visible) { scriptpanel.Top = functionbar.Bottom + 6; scriptpanel.Height = this.ClientSize.Height - scriptpanel.Top; } else { scriptpanel.Top = 0; scriptpanel.Height = this.ClientSize.Height; } } // Script modified private void scriptedit_Modified(ScintillaControl pSender, int position, int modificationType, string text, int length, int linesAdded, int line, int foldLevelNow, int foldLevelPrev) { changed = true; } // Key pressed down private void scriptedit_KeyDown(object sender, KeyEventArgs e) { // These key combinations put odd characters in the script, so I disabled them if((e.KeyCode == Keys.Q) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.W) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.E) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.R) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.Y) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.U) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.I) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.P) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.A) && ((e.Modifiers & Keys.Control) == Keys.Control) && ((e.Modifiers & Keys.Shift) == Keys.Shift)) e.Handled = true; if((e.KeyCode == Keys.D) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.G) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.H) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.J) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.K) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.L) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.Z) && ((e.Modifiers & Keys.Control) == Keys.Control) && ((e.Modifiers & Keys.Shift) == Keys.Shift)) e.Handled = true; if((e.KeyCode == Keys.X) && ((e.Modifiers & Keys.Control) == Keys.Control) && ((e.Modifiers & Keys.Shift) == Keys.Shift)) e.Handled = true; if((e.KeyCode == Keys.C) && ((e.Modifiers & Keys.Control) == Keys.Control) && ((e.Modifiers & Keys.Shift) == Keys.Shift)) e.Handled = true; if((e.KeyCode == Keys.V) && ((e.Modifiers & Keys.Control) == Keys.Control) && ((e.Modifiers & Keys.Shift) == Keys.Shift)) e.Handled = true; if((e.KeyCode == Keys.B) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.N) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; if((e.KeyCode == Keys.M) && ((e.Modifiers & Keys.Control) == Keys.Control)) e.Handled = true; // F3 for Find Next if((e.KeyCode == Keys.F3) && (e.Modifiers == Keys.None)) { if(OnFindNext != null) OnFindNext(); e.Handled = true; } // F2 for Keyword Help if((e.KeyCode == Keys.F2) && (e.Modifiers == Keys.None)) { LaunchKeywordHelp(); e.Handled = true; } // CTRL+F for find & replace if((e.KeyCode == Keys.F) && ((e.Modifiers & Keys.Control) == Keys.Control)) { if(OnOpenFindAndReplace != null) OnOpenFindAndReplace(); e.Handled = true; } // CTRL+S for save if((e.KeyCode == Keys.S) && ((e.Modifiers & Keys.Control) == Keys.Control)) { if(OnExplicitSaveTab != null) OnExplicitSaveTab(); e.Handled = true; } // CTRL+O for open if((e.KeyCode == Keys.O) && ((e.Modifiers & Keys.Control) == Keys.Control)) { if(OnOpenScriptBrowser != null) OnOpenScriptBrowser(); e.Handled = true; } // CTRL+Space to autocomplete if((e.KeyCode == Keys.Space) && (e.Modifiers == Keys.Control)) { // Hide call tip if any scriptedit.CallTipCancel(); // Show autocomplete int currentpos = scriptedit.CurrentPos; int wordstartpos = scriptedit.WordStartPosition(currentpos, true); scriptedit.AutoCShow(currentpos - wordstartpos, autocompletestring); e.Handled = true; } } // Key released private void scriptedit_KeyUp(object sender, KeyEventArgs e) { bool showcalltip = false; int highlightstart = 0; int highlightend = 0; // Enter pressed? if((e.KeyCode == Keys.Enter) && (e.Modifiers == Keys.None)) { // Do we want auto-indent? if(General.Settings.ScriptAutoIndent) { // Get the current line index and check if its not the first line int curline = scriptedit.LineFromPosition(scriptedit.CurrentPos); if(curline > 0) { // Apply identation of the previous line to this line int ident = scriptedit.GetLineIndentation(curline - 1); int tabs = ident ;// / scriptedit.Indent; if(scriptedit.GetLineIndentation(curline) == 0) { scriptedit.SetLineIndentation(curline, ident); scriptedit.SetSel(scriptedit.SelectionStart + tabs, scriptedit.SelectionStart + tabs); } } } } UpdatePositionInfo(); // Call tip shown if(scriptedit.IsCallTipActive) { // Should we hide the call tip? if(curfunctionname.Length == 0) { // Hide the call tip scriptedit.CallTipCancel(); } else { // Update the call tip showcalltip = true; } } // No call tip else { // Should we show a call tip? showcalltip = (curfunctionname.Length > 0) && !scriptedit.IsAutoCActive; } // Show or update call tip if(showcalltip) { string functiondef = scriptconfig.GetFunctionDefinition(curfunctionname); if(functiondef != null) { // Determine the range to highlight int argsopenpos = functiondef.IndexOf(scriptconfig.FunctionOpen); int argsclosepos = functiondef.LastIndexOf(scriptconfig.FunctionClose); if((argsopenpos > -1) && (argsclosepos > -1)) { string argsstr = functiondef.Substring(argsopenpos + 1, argsclosepos - argsopenpos - 1); string[] args = argsstr.Split(scriptconfig.ArgumentDelimiter[0]); if((curargumentindex >= 0) && (curargumentindex < args.Length)) { int argoffset = 0; for(int i = 0; i < curargumentindex; i++) argoffset += args[i].Length + 1; highlightstart = argsopenpos + argoffset + 1; highlightend = highlightstart + args[curargumentindex].Length; } } // Show tip scriptedit.CallTipShow(curfunctionstartpos, functiondef); scriptedit.CallTipSetHlt(highlightstart, highlightend); } } } #endregion } }