AOO410/main/svtools/source/brwbox/datwin.hxx

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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
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 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
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#ifndef _SFXDATWIN_HXX
#define _SFXDATWIN_HXX

#ifndef _BRWBOX_HXX
#include <svtools/brwbox.hxx>
#endif
#include <svtools/brwhead.hxx>
#include <vcl/timer.hxx>
#ifndef _IMAGE_HXX //autogen
#include <vcl/image.hxx>
#endif
#include <tools/list.hxx>
#include <svtools/transfer.hxx>

//===================================================================

#define MIN_COLUMNWIDTH  2
#define DRAG_CRITICAL    4

DECLARE_LIST( RectangleList, Rectangle* )

//===================================================================

class ButtonFrame
{
	Rectangle	aRect;
	Rectangle	aInnerRect;
	String		aText;
	sal_Bool		bPressed;
	sal_Bool		bCurs;
	sal_Bool		bAbbr;
	sal_Bool		m_bDrawDisabled;

public:
			   ButtonFrame( const Point& rPt, const Size& rSz,
							const String &rText,
							sal_Bool bPress = sal_False,
							sal_Bool bCursor = sal_False,
							sal_Bool bAbbreviate = sal_True,
							sal_Bool _bDrawDisabled = sal_False)
				:aRect( rPt, rSz )
				,aInnerRect( Point( aRect.Left()+1, aRect.Top()+1 ),
							Size( aRect.GetWidth()-2, aRect.GetHeight()-2 ) )
				,aText(rText)
				,bPressed(bPress)
				,bCurs(bCursor)
				,bAbbr(bAbbreviate)
				,m_bDrawDisabled(_bDrawDisabled)
			{
			}

	void    Draw( OutputDevice& rDev );
};

//===================================================================

class BrowserColumn
{
	sal_uInt16      		_nId;
	sal_uLong				_nOriginalWidth;
	sal_uLong       		_nWidth;
	Image       		_aImage;
	String      		_aTitle;
	sal_Bool        		_bFrozen;
	HeaderBarItemBits	_nFlags;

public:
						BrowserColumn( sal_uInt16 nItemId, const Image &rImage,
										const String& rTitle, sal_uLong nWidthPixel, const Fraction& rCurrentZoom,
										HeaderBarItemBits nFlags );
    virtual            ~BrowserColumn();

	sal_uInt16				GetId() const { return _nId; }

	sal_uLong				Width() { return _nWidth; }
	Image&  			GetImage() { return _aImage; }
	String& 			Title() { return _aTitle; }
	HeaderBarItemBits&	Flags() { return _nFlags; }

	sal_Bool				IsFrozen() const { return _bFrozen; }
	void				Freeze( sal_Bool bFreeze = sal_True ) { _bFrozen = bFreeze; }

	virtual void		Draw( BrowseBox& rBox, OutputDevice& rDev,
							  const Point& rPos, sal_Bool bCurs  );

	void				SetWidth(sal_uLong nNewWidthPixel, const Fraction& rCurrentZoom);
	void				ZoomChanged(const Fraction& rNewZoom);
};

//===================================================================

class BrowserDataWin
			:public Control
			,public DragSourceHelper
			,public DropTargetHelper
{
public:
	BrowserHeader*	pHeaderBar;		// only for BROWSER_HEADERBAR_NEW
	Window*			pEventWin;		// Window of forwarded events
	ScrollBarBox*	pCornerWin;		// Window in the corner btw the ScrollBars
	sal_Bool*			pDtorNotify;
	AutoTimer       aMouseTimer;    // recalls MouseMove on dragging out
	MouseEvent      aRepeatEvt;     // a MouseEvent to repeat
	Point			aLastMousePos;	// verhindert pseudo-MouseMoves

	String			aRealRowCount;	// zur Anzeige im VScrollBar

	RectangleList   aInvalidRegion; // invalidated Rectangles during !UpdateMode
	FASTBOOL		bInPaint;		// sal_True while in Paint
	FASTBOOL		bInCommand;		// sal_True while in Command
	FASTBOOL        bNoScrollBack;  // nur vorwaerts scrollen
	FASTBOOL        bNoHScroll;     // kein horizontaler Scrollbar
	FASTBOOL        bNoVScroll;     // no vertical scrollbar
	FASTBOOL		bAutoHScroll;	// autohide horizontaler Scrollbar
	FASTBOOL		bAutoVScroll;	// autohide horizontaler Scrollbar
	FASTBOOL		bUpdateMode;	// nicht SV-UpdateMode wegen Invalidate()
	FASTBOOL		bAutoSizeLastCol;// last column always fills up window
	FASTBOOL		bResizeOnPaint; // outstanding resize-event
	FASTBOOL		bUpdateOnUnlock;	// Update() while locked
	FASTBOOL		bInUpdateScrollbars;	// Rekursionsschutz
	FASTBOOL		bHadRecursion;			// Rekursion war aufgetreten
	FASTBOOL		bOwnDataChangedHdl;		// dont change colors in DataChanged
	FASTBOOL		bCallingDropCallback;	// we're in a callback to AcceptDrop or ExecuteDrop curently
	sal_uInt16			nUpdateLock;	// lock count, dont call Control::Update()!
	short			nCursorHidden;	// new conuter for DoHide/ShowCursor

    long            m_nDragRowDividerLimit;
    long            m_nDragRowDividerOffset;

public:
					BrowserDataWin( BrowseBox* pParent );
					~BrowserDataWin();

	virtual void	DataChanged( const DataChangedEvent& rDCEvt );
	virtual void    Paint( const Rectangle& rRect );
	virtual void	RequestHelp( const HelpEvent& rHEvt );
	virtual void    Command( const CommandEvent& rEvt );
	virtual void    MouseButtonDown( const MouseEvent& rEvt );
	virtual void    MouseMove( const MouseEvent& rEvt );
					DECL_LINK( RepeatedMouseMove, void * );

	virtual void    MouseButtonUp( const MouseEvent& rEvt );
	virtual void    KeyInput( const KeyEvent& rEvt );
    virtual void    Tracking( const TrackingEvent& rTEvt );

	// DropTargetHelper overridables
	virtual sal_Int8 AcceptDrop( const AcceptDropEvent& rEvt );
	virtual sal_Int8 ExecuteDrop( const ExecuteDropEvent& rEvt );

	// DragSourceHelper overridables
	virtual void	StartDrag( sal_Int8 _nAction, const Point& _rPosPixel );


	BrowseEvent 	CreateBrowseEvent( const Point& rPosPixel );
	void            Repaint();
	BrowseBox*      GetParent() const
						 { return (BrowseBox*) Window::GetParent(); }
	const String&	GetRealRowCount() const { return aRealRowCount; }

	void            SetUpdateMode( sal_Bool bMode );
	FASTBOOL        GetUpdateMode() const { return bUpdateMode; }
	void			EnterUpdateLock() { ++nUpdateLock; }
	void			LeaveUpdateLock();
	void            Update();
	void            DoOutstandingInvalidations();
	void            Invalidate( sal_uInt16 nFlags = 0 );
	void            Invalidate( const Rectangle& rRect, sal_uInt16 nFlags = 0 );
    void            Invalidate( const Region& rRegion, sal_uInt16 nFlags = 0 )
                    { Control::Invalidate( rRegion, nFlags ); }

protected:
    void            StartRowDividerDrag( const Point& _rStartPos );
    sal_Bool            ImplRowDividerHitTest( const BrowserMouseEvent& _rEvent );
};

//-------------------------------------------------------------------

inline void BrowserDataWin::Repaint()
{
	if ( GetUpdateMode() )
		Update();
	Paint( Rectangle( Point(), GetOutputSizePixel() ) );
}

//===================================================================

class BrowserScrollBar: public ScrollBar
{
	sal_uLong			_nTip;
	sal_uLong			_nLastPos;
	BrowserDataWin*	_pDataWin;

public:
					BrowserScrollBar( Window* pParent, WinBits nStyle,
									  BrowserDataWin *pDataWin )
					:	ScrollBar( pParent, nStyle ),
						_nTip( 0 ),
						_nLastPos( ULONG_MAX ),
						_pDataWin( pDataWin )
					{}
					//ScrollBar( Window* pParent, const ResId& rResId );

	virtual void    Tracking( const TrackingEvent& rTEvt );
	virtual void	EndScroll();
};

//===================================================================

void InitSettings_Impl( Window *pWin,
		 sal_Bool bFont = sal_True, sal_Bool bForeground = sal_True, sal_Bool bBackground = sal_True );

//===================================================================

#ifdef DBG_MI

void DoLog_Impl( const BrowseBox *pThis, const char *pWhat, const char *pWho );
#define LOG(pThis,what,who) DoLog_Impl(pThis,what,who)

#else

#define LOG(pThis,what,who)

#endif


#endif