/// <summary> /// Could be overwritten to define more complex indenting. /// </summary> protected virtual int AutoIndentLine (TextEditor d, int lineNumber, string indentString) { string indentation = lineNumber != 0 ? GetIndentation (d, lineNumber - 1) : ""; if (indentation.Length > 0) { string newLineText = indentation + d.GetLineText (lineNumber).Trim (); d.ReplaceLine (lineNumber, newLineText); } return indentation.Length; }
/// <summary> /// returns the whitespaces which are before a non white space character in the line /// as a string. /// </summary> protected string GetIndentation (TextEditor d, int lineNumber) { string lineText = d.GetLineText (lineNumber); StringBuilder whitespaces = new StringBuilder (); foreach (char ch in lineText) { if (! Char.IsWhiteSpace (ch)) break; whitespaces.Append (ch); } return whitespaces.ToString (); }
ICompletionDataList GenerateCompletionData (CodeCompletionContext completionContext, PythonParsedDocument document, TextEditor editor, char completionChar) { if (document == null) return null; var triggerWord = GetTriggerWord (editor, completionContext); // Its annoying when the data is poped up during an assignment such as: // abc = _ if (completionChar == '=' && String.IsNullOrEmpty (triggerWord)) return null; var triggerLine = editor.GetLineText (completionContext.TriggerLine); // if completionChar is ' ' and it is not a known completion type // that we can handle, return as early as possible if (completionChar == ' ') { if (!triggerWord.Contains ('.') && !triggerLine.StartsWith ("class") && !triggerLine.StartsWith ("def") && !triggerLine.StartsWith ("from") && !triggerLine.StartsWith ("import")) return null; } // "self." if (document.Module != null && triggerWord.Equals ("self.")) { var klass = GetClass (document.Module, completionContext.TriggerLine); if (klass == null) return null; // nothing to complete, self not in a class return new CompletionDataList (SelfDotCompletionData (klass)); } var inFrom = triggerLine.StartsWith ("from "); var inClass = triggerLine.StartsWith ("class ") || (triggerLine.StartsWith ("class") && completionChar == ' '); var inDef = triggerLine.StartsWith ("def ") || (triggerLine.StartsWith ("def") && completionChar == ' '); var parts = triggerLine.Split (' '); // "from blah " if (inFrom && parts.Length == 2 && parts [parts.Length-1].Trim ().Length > 0 && completionChar == ' ') { return new CompletionDataList (new CompletionData[] { new CompletionData ("import") }); } // "from blah import " else if (inFrom && parts.Length > 2) { triggerWord = parts [1] + "."; return new CompletionDataList ( from ParserItem item in m_site.Database.Find (triggerWord) where !item.FullName.Substring (triggerWord.Length).Contains ('.') select CreateCompletionData (item, triggerWord)) ; } // if we are in a new class line and not to '(' yet // we cannot complete anything at this time, finish now if (inClass && parts.Length < 2) return null; // if we are in a new def line, the only time we can complete // is after an equal '='. so ignore space trigger if (inDef && completionChar == ' ') return null; else if (inDef && completionChar == '=') triggerWord = ""; if (inClass) { if (completionChar == '(') triggerWord = ""; else triggerWord = triggerLine.Substring (triggerLine.LastIndexOf ('(') + 1); } // limit the depth of search to number of "." in trigger // "xml." has depth of 1 so anything matching ^xml. and no more . with match int depth = 0; foreach (var c in triggerWord) if (c == '.') depth++; // anything in the sqlite store if (!String.IsNullOrEmpty (triggerWord)) { // todo: try to complete on class/module/func/attr data return new CompletionDataList ( from ParserItem item in m_site.Database.Find (triggerWord, ParserItemType.Any, depth) select CreateCompletionData (item, triggerWord)) ; } ParserItemType itemType = String.IsNullOrEmpty (triggerWord) ? ParserItemType.Module : ParserItemType.Any; return new CompletionDataList ( from ParserItem item in m_site.Database.Find ("", itemType, depth) select CreateCompletionData (item, triggerWord)) ; }
static string GetTriggerWord (TextEditor editor, CodeCompletionContext completionContext) { // Get the line of text for our current line // and trim off everything after the cursor var line = editor.GetLineText (completionContext.TriggerLine); line = line.Substring (0, completionContext.TriggerLineOffset - 1); // Walk backwards looking for split chars and then trim the // beginning of the line off for (int i = line.Length - 1; i >= 0; i--) { switch (line [i]) { case ' ': case '(': case '\t': case '=': return line.Substring (i + 1, line.Length - 1 - i); default: break; } } return line; }
// Snatched from DefaultFormattingStrategy private string GetIndent (TextEditor d, int lineNumber, int terminateIndex) { string lineText = d.GetLineText (lineNumber); if(terminateIndex > 0) lineText = lineText.Substring(0, terminateIndex); StringBuilder whitespaces = new StringBuilder (); foreach (char ch in lineText) { if (!char.IsWhiteSpace (ch)) break; whitespaces.Append (ch); } return whitespaces.ToString (); }