src/apps/stylededit/StyledEditView.h

   1 /*
   2  * Copyright 2002-2007, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Mattias Sundblad
   7  *              Andrew Bachmann
   8  *              Axel Dörfler, axeld@pinc-software.de
   9  */
  10 #ifndef STYLED_EDIT_VIEW_H
  11 #define STYLED_EDIT_VIEW_H
  12
  13
  14 #include <String.h>
  15 #include <TextView.h>
  16
  17
  18 class BFile;
  19 class BHandler;
  20 class BMessenger;
  21 class BPositionIO;
  22
  23 class StyledEditView : public BTextView {
  24 public:
  25                                                 StyledEditView(BRect viewframe, BRect textframe,
  26                                                         BHandler* handler);
  27         virtual                         ~StyledEditView();
  28
  29         virtual void            FrameResized(float width, float height);
  30         virtual void            DeleteText(int32 start, int32 finish);
  31         virtual void            InsertText(const char* text, int32 length,
  32                                                         int32 offset,
  33                                                         const text_run_array* runs = NULL);
  34         virtual void            Select(int32 start, int32 finish);
  35
  36                         void            Reset();
  37                         void            SetSuppressChanges(bool suppressChanges);
  38                         status_t        GetStyledText(BPositionIO* stream,
  39                                                         const char* forceEncoding = NULL);
  40                         status_t        WriteStyledEditFile(BFile* file);
  41
  42                         void            SetEncoding(uint32 encoding);
  43                         uint32          GetEncoding() const;
  44
  45 private:
  46                         void            _UpdateStatus();
  47
  48                         BMessenger*     fMessenger;
  49                         bool            fSuppressChanges;
  50                         BString         fEncoding;
  51                         rgb_color       fInitialColor;
  52 };
  53
  54
  55 #endif  // STYLED_EDIT_VIEW_H