contrib/src/stc/scintilla/include/WindowAccessor.h

   1 // WindowAccessor.h - implementation of BufferAccess and StylingAccess on a Scintilla rapid easy access to contents of a Scintilla
   2 // Copyright 1998-2000 by Neil Hodgson <neilh@scintilla.org>
   3 // The License.txt file describes the conditions under which this software may be distributed.
   4
   5 class WindowAccessor : public Accessor {
   6         // Private so WindowAccessor objects can not be copied
   7         WindowAccessor(const WindowAccessor &source) : Accessor(), props(source.props) {}
   8         WindowAccessor &operator=(const WindowAccessor &) { return *this; }
   9 protected:
  10         WindowID id;
  11         PropSet &props;
  12         int lenDoc;
  13
  14         char styleBuf[bufferSize];
  15         int validLen;
  16         char chFlags;
  17         char chWhile;
  18         unsigned int startSeg;
  19
  20         bool InternalIsLeadByte(char ch);
  21         void Fill(int position);
  22 public:
  23         WindowAccessor(WindowID id_, PropSet &props_) :
  24                 Accessor(), id(id_), props(props_),
  25                 lenDoc(-1), validLen(0), chFlags(0), chWhile(0) {
  26         }
  27         ~WindowAccessor();
  28         char StyleAt(int position);
  29         int GetLine(int position);
  30         int LineStart(int line);
  31         int LevelAt(int line);
  32         int Length();
  33         void Flush();
  34         int GetLineState(int line);
  35         int SetLineState(int line, int state);
  36         int GetPropertyInt(const char *key, int defaultValue=0) {
  37                 return props.GetInt(key, defaultValue);
  38         }
  39
  40         void StartAt(unsigned int start, char chMask=31);
  41         void SetFlags(char chFlags_, char chWhile_) {chFlags = chFlags_; chWhile = chWhile_; };
  42         unsigned int GetStartSegment() { return startSeg; }
  43         void StartSegment(unsigned int pos);
  44         void ColourTo(unsigned int pos, int chAttr);
  45         void SetLevel(int line, int level);
  46         int IndentAmount(int line, int *flags, PFNIsCommentLeader pfnIsCommentLeader = 0);
  47 };