/*------------------------------------------------------------------------------------------

    Program:    CPlusTESample 2.0

    File:       TEDocument.h

    Uses:       Document.h

    by Andrew Shebanow

    of Apple Macintosh Developer Technical Support

    Copyright © 1989-1990 Apple Computer, Inc.

    All rights reserved.

------------------------------------------------------------------------------------------*/

#ifndef __TEDOCUMENT__

#define __TEDOCUMENT__

#ifndef __TYPES__

#include <Types.h>

#endif

#ifndef __TEXTEDIT__

#include <TextEdit.h>

#endif

#ifndef __CONTROLS__

#include <Controls.h>

#endif

#ifndef __EVENTS__

#include <Events.h>

#endif

#ifndef __DOCUMENT__

#include "Document.h"

#endif

// kTEFileType is the type of our files - in this case, TEXT

const OSType kTEFileType = 'TEXT';

class TEDocument : public TDocument {

private:

    TEHandle        fDocTE;         // our text

    ControlHandle   fDocVScroll;    // vertical scrollbar

    ControlHandle   fDocHScroll;    // horizontal scrollbar

    TEClickLoopUPP  fDocClick;      // our click loop

    // methods not intended for use outside of this class

    // They aren't virtual since private routines can

    // never be overridden, and non-virtual calls are

    // faster than virtual calls.

            void    GetTERect(Rect* teRect);

            void    AdjustTE();

            void    DrawWindow();

            void    AdjustViewRect();

            void    ResizeWindow();

            void    AdjustHV(Boolean isVert,Boolean mustRedraw);

            void    AdjustScrollSizes();

            void    AdjustScrollbars(Boolean needsResize);

protected:

    // i/o routines

    virtual void    ReadFromFile(short refNum);

    virtual void    WriteToFile(short refNum);

public:

                    TEDocument(short resID);

    virtual         ~TEDocument();

    // methods from TDocument we override

    virtual void    DoZoom(short partCode);

    virtual void    DoGrow(EventRecord* theEvent);

    virtual void    DoContent(EventRecord* theEvent);

    virtual void    DoKeyDown(EventRecord* theEvent);

    virtual void    DoActivate(Boolean becomingActive);

    virtual void    DoIdle();

    virtual void    DoUpdate();

    virtual void    DoCut();

    virtual void    DoCopy();

    virtual void    DoPaste();

    virtual void    DoClear();

    virtual unsigned long CalcIdle();

    virtual Boolean HaveSelection();

    virtual void    DoSelectAll();

    // new public methods

    void            AdjustScrollValues(Boolean mustRedraw);

    TEClickLoopUPP  GetClickLoop();

    TEHandle        GetTEHandle();

    void            GetVisTERgn(RgnHandle rgn);

};

#endif