*****************************************
*REdit - A RichEdit descendent component*
*****************************************
Features:

   - Provides its own methods to load from files of various formats
   - RTF content published so that it can be read and modified
   - Easy for you to add your own search engine (template provided)
   - Variable length of spaces between tab markers or use real tab,
   - Supports auto-indent and back-space-unindent
   - Customize most of the above while program is running
   - Getting and changing the current row and column
   - Getting and changing the current topmost row
   - Getting the current maximum number of visible rows
   - Getting if it is in insert or overwrite mode
   - Supports insertion of files at selection
   - Supports saving to Unix and Macintosh formats
   - Changed behavior:
     Holding <Ctrl> while pressing <up>, <down>, <page up> or <page down>
     scrolls without moving the caret
   - A method to trim all trailing spaces
   - Added events:
     1. On Position Change
     2. On Mode (Insert <-> Overwrite) Change
     3. On Horizontal Scroll
     4. On Vertical Scroll

   - Document Source Code with hints on where you can add extra stuffs


***************************************************
*New Public (not published) methods and properties*
***************************************************

constructor Create(AOwner: TComponent); override;

   Constructor
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destructor Destroy; override;

   Destructor
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procedure LoadFromFile(const FileName: string);

   Load from a file given the filename.
   Use this method to load files of any form (DOS/Unix/Mac)

   Note:
       - ONLY use TREdit.LoadFromFile, and NOT Lines.LoadFromFile, to open files
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procedure InsertFromFile(const FileName: string);
   Inserts a file at at the current selection point given the file name
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procedure SaveToDOS(const FileName: string);
procedure SaveToUnix(const FileName: string);
procedure SaveToMac(const FileName: string);

   Save the editor content to various formats in the given file name

   Note:
       - ONLY use TREdit.SaveTo*, and NOT Lines.SaveToFile, to save files
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procedure TrimAllTrail;

   Trims all trailing spaces in the editor content
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function Find(InPattern: string; InStart: integer;
             IsCaseSen: boolean; IsRegExp: boolean): integer;

   Given the search pattern, the position from which to start searching,
   case sensitivity, and if it is a regular expression search,
   search the given pattern in the editor content.

   Note:
       - This part is commented out because I cannot include RegExp.pas
         with the component
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property CurrentRow: integer;

   Get or set the current row where the caret is at
--------------------------------------------------------------------------------
property CurrentCol: integer;

   Get or set the current column where the caret is at
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property CurrentTop: integer;

   Get or set the current topmost visible row
   OnVScroll is called if it is assigned
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property MaxVisible: integer;

   Get the maximum number of visible lines
--------------------------------------------------------------------------------
property IsOverwrite: boolean read FIsOverwrite;

   Get the insertion mode - Insert:false, Overwrite:true

**************************
*New Published properties*
**************************

property RTFText: string;

   Get or set the RTF content
--------------------------------------------------------------------------------
property IndentSpace: integer;

   Get or set the number of spaces between tab markers
   A value of 0 corresponds to using the true tab character
--------------------------------------------------------------------------------
property BackSpaceUnIndent: boolean;

   Get or set "back space unindent", true if this feature is wanted
--------------------------------------------------------------------------------
property AutoIndent: boolean;

   Get or set "auto indentation", true if this feature is wanted
--------------------------------------------------------------------------------
property OnPosChange: TPosChange;

   procedure(InRow, InCol: integer)
       where InRow is the row and InCol is the column it will supply to your
       event handler

   Triggered when the caret changes its position
--------------------------------------------------------------------------------
property OnModeChange: TModeChange;

   procedure(IsStateOverwrite: boolean)
       where IsStateOverwrite is the status of the "overwrite state"
       (true -> overwrite, false -> insert) it will supply to your event handler

   Triggered when the input mode is changed between Insert and Overwrite
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property OnScrollV: TNotifyEvent;

   Triggered when there is a vertical scroll
--------------------------------------------------------------------------------
property OnScrollH: TNotifyEvent;

   Triggered when there is a horizontal scroll


End of Document

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