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#ifndef _SRCEDTW_HXX
#define _SRCEDTW_HXX

#include <vcl/window.hxx>
#include <svl/lstner.hxx>
#include <unotools/options.hxx>
#include <vcl/timer.hxx>

#include <tools/table.hxx>
#include <svtools/xtextedt.hxx>

class ScrollBar;
class SwSrcView;
class SwSrcEditWindow;
class TextEngine;
class ExtTextView;
class DataChangedEvent;

namespace utl
{
    class SourceViewConfig;
}

class TextViewOutWin : public Window
{
    ExtTextView*	pTextView;

protected:
    virtual void	Paint( const Rectangle& );
    virtual void	KeyInput( const KeyEvent& rKeyEvt );
    virtual void	MouseMove( const MouseEvent& rMEvt );
    virtual void	MouseButtonDown( const MouseEvent& rMEvt );
    virtual void	MouseButtonUp( const MouseEvent& rMEvt );
    virtual void	Command( const CommandEvent& rCEvt );
    virtual void	DataChanged( const DataChangedEvent& );

public:
        TextViewOutWin(Window* pParent, WinBits nBits) :
            Window(pParent, nBits), pTextView(0){}

    void	SetTextView( ExtTextView* pView ) {pTextView = pView;}

};

//------------------------------------------------------------
namespace svt{ class SourceViewConfig;}
class SwSrcEditWindow : public Window, public SfxListener, public utl::ConfigurationListener
{
private:
    ExtTextView*	pTextView;
    ExtTextEngine*	pTextEngine;

    TextViewOutWin*	pOutWin;
    ScrollBar	   	*pHScrollbar,
                    *pVScrollbar;

    SwSrcView* 		pSrcView;
    utl::SourceViewConfig* pSourceViewConfig;

    long			nCurTextWidth;
    sal_uInt16			nStartLine;
    rtl_TextEncoding eSourceEncoding;
    sal_Bool			bReadonly;
    sal_Bool			bDoSyntaxHighlight;
    sal_Bool			bHighlighting;

    Timer			aSyntaxIdleTimer;
    Table			aSyntaxLineTable;

    void			ImpDoHighlight( const String& rSource, sal_uInt16 nLineOff );

    using OutputDevice::SetFont;
    void            SetFont();

    DECL_LINK( SyntaxTimerHdl, Timer * );
    DECL_LINK( TimeoutHdl, Timer * );

    using Window::Notify;
    using Window::Invalidate;

protected:

    virtual void	Resize();
    virtual void	DataChanged( const DataChangedEvent& );
    virtual void 	GetFocus();
//	virtual void 	LoseFocus();

    void 			CreateTextEngine();
    void			DoSyntaxHighlight( sal_uInt16 nPara );

    virtual void	Notify( SfxBroadcaster& rBC, const SfxHint& rHint );
    virtual void    ConfigurationChanged( utl::ConfigurationBroadcaster*, sal_uInt32 );

    DECL_LINK(ScrollHdl, ScrollBar*);

public:
                    SwSrcEditWindow( Window* pParent, SwSrcView* pParentView );
                    ~SwSrcEditWindow();

    void			SetScrollBarRanges();
    void			InitScrollBars();
    sal_uLong			Read( SvStream& rInput)
                        {return pTextEngine->Read(rInput);}
    sal_uLong			Write( SvStream& rOutput)
                        {return pTextEngine->Write(rOutput);}

    ExtTextView*	GetTextView()
                        {return pTextView;}
    TextEngine*		GetTextEngine()
                        {return pTextEngine;}
    SwSrcView* 		GetSrcView() {return pSrcView;}

    TextViewOutWin*	GetOutWin() {return pOutWin;}

    virtual void    Invalidate( sal_uInt16 nFlags = 0 );

    void			ClearModifyFlag()
                        { pTextEngine->SetModified(sal_False); }
    sal_Bool			IsModified() const
                        { return pTextEngine->IsModified();}
    void			CreateScrollbars();

    void			SetReadonly(sal_Bool bSet){bReadonly = bSet;}
    sal_Bool			IsReadonly(){return bReadonly;}

    void			DoDelayedSyntaxHighlight( sal_uInt16 nPara );

    void			SetStartLine(sal_uInt16 nLine){nStartLine = nLine;}

    virtual void	Command( const CommandEvent& rCEvt );
    void 			HandleWheelCommand( const CommandEvent& rCEvt );

    void            SetTextEncoding(rtl_TextEncoding eEncoding);
};

#endif

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