LCOV - code coverage report
Current view: top level - usr/local/src/libreoffice/sw/source/ui/docvw - PageBreakWin.cxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 63 239 26.4 %
Date: 2013-07-09 Functions: 12 23 52.2 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  */
      12             : 
      13             : #include <globals.hrc>
      14             : #include <popup.hrc>
      15             : #include <utlui.hrc>
      16             : 
      17             : #include <cmdid.h>
      18             : #include <cntfrm.hxx>
      19             : #include <DashedLine.hxx>
      20             : #include <doc.hxx>
      21             : #include <edtwin.hxx>
      22             : #include <fmtpdsc.hxx>
      23             : #include <IDocumentUndoRedo.hxx>
      24             : #include <PageBreakWin.hxx>
      25             : #include <pagefrm.hxx>
      26             : #include <PostItMgr.hxx>
      27             : #include <uiitems.hxx>
      28             : #include <view.hxx>
      29             : #include <viewopt.hxx>
      30             : #include <wrtsh.hxx>
      31             : 
      32             : #include <basegfx/color/bcolortools.hxx>
      33             : #include <basegfx/matrix/b2dhommatrixtools.hxx>
      34             : #include <basegfx/polygon/b2dpolygon.hxx>
      35             : #include <basegfx/polygon/b2dpolygontools.hxx>
      36             : #include <basegfx/range/b2drectangle.hxx>
      37             : #include <drawinglayer/primitive2d/discretebitmapprimitive2d.hxx>
      38             : #include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
      39             : #include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
      40             : #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
      41             : #include <drawinglayer/processor2d/processorfromoutputdevice.hxx>
      42             : #include <editeng/formatbreakitem.hxx>
      43             : #include <sfx2/dispatch.hxx>
      44             : #include <svl/stritem.hxx>
      45             : #include <vcl/svapp.hxx>
      46             : 
      47             : 
      48             : #define BUTTON_WIDTH 30
      49             : #define BUTTON_HEIGHT 19
      50             : #define ARROW_WIDTH 9
      51             : 
      52             : using namespace basegfx;
      53             : using namespace basegfx::tools;
      54             : 
      55             : namespace
      56             : {
      57          58 :     class SwBreakDashedLine : public SwDashedLine
      58             :     {
      59             :         private:
      60             :             SwPageBreakWin* m_pWin;
      61             : 
      62             :         public:
      63          29 :             SwBreakDashedLine( Window* pParent, Color& ( *pColorFn )(), SwPageBreakWin* pWin ) :
      64             :                 SwDashedLine( pParent, pColorFn ),
      65          29 :                 m_pWin( pWin ) {};
      66             : 
      67             :             virtual void MouseMove( const MouseEvent& rMEvt );
      68             :     };
      69             : 
      70           0 :     void SwBreakDashedLine::MouseMove( const MouseEvent& rMEvt )
      71             :     {
      72           0 :         if ( rMEvt.IsLeaveWindow() )
      73             :         {
      74             :             // don't fade if we just move to the 'button'
      75           0 :             Point aEventPos( GetPosPixel() + rMEvt.GetPosPixel() );
      76           0 :             if ( !m_pWin->Contains( aEventPos ) || !m_pWin->IsVisible() )
      77           0 :                 m_pWin->Fade( false );
      78             :         }
      79           0 :         else if ( !m_pWin->IsVisible() )
      80             :         {
      81           0 :             m_pWin->Fade( true );
      82             :         }
      83             : 
      84           0 :         if ( !rMEvt.IsSynthetic() && !m_pWin->IsVisible() )
      85             :         {
      86           0 :             Point* pPtr = new Point( rMEvt.GetPosPixel() );
      87           0 :             m_pWin->UpdatePosition( pPtr );
      88             :         }
      89           0 :     }
      90             : }
      91             : 
      92          29 : SwPageBreakWin::SwPageBreakWin( SwEditWin* pEditWin, const SwPageFrm* pPageFrm ) :
      93             :     MenuButton( pEditWin, WB_DIALOGCONTROL ),
      94             :     SwFrameControl( pEditWin, pPageFrm ),
      95             :     m_pPopupMenu( NULL ),
      96             :     m_pLine( NULL ),
      97             :     m_bIsAppearing( false ),
      98             :     m_nFadeRate( 100 ),
      99             :     m_nDelayAppearing( 0 ),
     100             :     m_bDestroyed( false ),
     101          29 :     m_pMousePt( NULL )
     102             : {
     103             :     // Use pixels for the rest of the drawing
     104          29 :     SetMapMode( MapMode ( MAP_PIXEL ) );
     105             : 
     106             :     // Create the line control
     107          29 :     m_pLine = new SwBreakDashedLine( GetEditWin(), &SwViewOption::GetPageBreakColor, this );
     108             : 
     109             :     // Create the popup menu
     110          29 :     m_pPopupMenu = new PopupMenu( SW_RES( MN_PAGEBREAK_BUTTON ) );
     111          29 :     m_pPopupMenu->SetDeactivateHdl( LINK( this, SwPageBreakWin, HideHandler ) );
     112          29 :     SetPopupMenu( m_pPopupMenu );
     113             : 
     114          29 :     m_aFadeTimer.SetTimeout( 50 );
     115          29 :     m_aFadeTimer.SetTimeoutHdl( LINK( this, SwPageBreakWin, FadeHandler ) );
     116          29 : }
     117             : 
     118          87 : SwPageBreakWin::~SwPageBreakWin( )
     119             : {
     120          29 :     m_bDestroyed = true;
     121          29 :     m_aFadeTimer.Stop();
     122             : 
     123          29 :     delete m_pPopupMenu;
     124          29 :     delete m_pLine;
     125          29 :     delete m_pMousePt;
     126          58 : }
     127             : 
     128           0 : void SwPageBreakWin::Paint( const Rectangle& )
     129             : {
     130           0 :     const Rectangle aRect( Rectangle( Point( 0, 0 ), PixelToLogic( GetSizePixel() ) ) );
     131             : 
     132             :     // Properly paint the control
     133           0 :     BColor aColor = SwViewOption::GetPageBreakColor().getBColor();
     134             : 
     135           0 :     BColor aHslLine = rgb2hsl( aColor );
     136           0 :     double nLuminance = aHslLine.getZ();
     137           0 :     nLuminance += ( 1.0 - nLuminance ) * 0.75;
     138           0 :     if ( aHslLine.getZ() > 0.7 )
     139           0 :         nLuminance = aHslLine.getZ() * 0.7;
     140           0 :     aHslLine.setZ( nLuminance );
     141           0 :     BColor aOtherColor = hsl2rgb( aHslLine );
     142             : 
     143           0 :     const StyleSettings& rSettings = Application::GetSettings().GetStyleSettings();
     144           0 :     if ( rSettings.GetHighContrastMode( ) )
     145             :     {
     146           0 :         aColor = rSettings.GetDialogTextColor().getBColor();
     147           0 :         aOtherColor = rSettings.GetDialogColor( ).getBColor();
     148             :     }
     149             : 
     150           0 :     bool bRtl = Application::GetSettings().GetLayoutRTL();
     151             : 
     152           0 :     drawinglayer::primitive2d::Primitive2DSequence aSeq( 3 );
     153           0 :     B2DRectangle aBRect( double( aRect.Left() ), double( aRect.Top( ) ),
     154           0 :            double( aRect.Right() ), double( aRect.Bottom( ) ) );
     155           0 :     B2DPolygon aPolygon = createPolygonFromRect( aBRect, 3.0 / BUTTON_WIDTH, 3.0 / BUTTON_HEIGHT );
     156             : 
     157             :     // Create the polygon primitives
     158           0 :     aSeq[0] = Primitive2DReference( new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D(
     159           0 :             B2DPolyPolygon( aPolygon ), aOtherColor ) );
     160           0 :     aSeq[1] = Primitive2DReference( new drawinglayer::primitive2d::PolygonHairlinePrimitive2D(
     161           0 :             aPolygon, aColor ) );
     162             : 
     163             :     // Create the primitive for the image
     164           0 :     Image aImg( SW_RES( IMG_PAGE_BREAK ) );
     165           0 :     double nImgOfstX = 3.0;
     166           0 :     if ( bRtl )
     167           0 :         nImgOfstX = aRect.Right() - aImg.GetSizePixel().Width() - 3.0;
     168           0 :     aSeq[2] = Primitive2DReference( new drawinglayer::primitive2d::DiscreteBitmapPrimitive2D(
     169           0 :             aImg.GetBitmapEx(), B2DPoint( nImgOfstX, 1.0 ) ) );
     170             : 
     171           0 :     double nTop = double( aRect.getHeight() ) / 2.0;
     172           0 :     double nBottom = nTop + 4.0;
     173           0 :     double nLeft = aRect.getWidth( ) - ARROW_WIDTH - 6.0;
     174           0 :     if ( bRtl )
     175           0 :         nLeft = ARROW_WIDTH - 2.0;
     176           0 :     double nRight = nLeft + 8.0;
     177             : 
     178           0 :     B2DPolygon aTriangle;
     179           0 :     aTriangle.append( B2DPoint( nLeft, nTop ) );
     180           0 :     aTriangle.append( B2DPoint( nRight, nTop ) );
     181           0 :     aTriangle.append( B2DPoint( ( nLeft + nRight ) / 2.0, nBottom ) );
     182           0 :     aTriangle.setClosed( true );
     183             : 
     184           0 :     BColor aTriangleColor = Color( COL_BLACK ).getBColor( );
     185           0 :     if ( Application::GetSettings().GetStyleSettings().GetHighContrastMode() )
     186           0 :         aTriangleColor = Color( COL_WHITE ).getBColor( );
     187             : 
     188           0 :     aSeq.realloc( aSeq.getLength() + 1 );
     189           0 :     aSeq[ aSeq.getLength() - 1 ] = Primitive2DReference( new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D(
     190           0 :                B2DPolyPolygon( aTriangle ), aTriangleColor ) );
     191             : 
     192           0 :     Primitive2DSequence aGhostedSeq( 1 );
     193           0 :     double nFadeRate = double( m_nFadeRate ) / 100.0;
     194           0 :     aGhostedSeq[0] = Primitive2DReference( new drawinglayer::primitive2d::ModifiedColorPrimitive2D(
     195           0 :                 aSeq, BColorModifier( Color( COL_WHITE ).getBColor(), 1.0 - nFadeRate, BCOLORMODIFYMODE_INTERPOLATE ) ) );
     196             : 
     197             :     // Create the processor and process the primitives
     198           0 :     const drawinglayer::geometry::ViewInformation2D aNewViewInfos;
     199             :     drawinglayer::processor2d::BaseProcessor2D * pProcessor =
     200             :         drawinglayer::processor2d::createBaseProcessor2DFromOutputDevice(
     201           0 :                     *this, aNewViewInfos );
     202             : 
     203           0 :     pProcessor->process( aGhostedSeq );
     204           0 :     delete pProcessor;
     205           0 : }
     206             : 
     207           0 : void SwPageBreakWin::Select( )
     208             : {
     209           0 :     SwFrameControlPtr pThis = GetEditWin()->GetFrameControlsManager( ).GetControl( PageBreak, GetFrame() );
     210             : 
     211           0 :     switch( GetCurItemId( ) )
     212             :     {
     213             :         case FN_PAGEBREAK_EDIT:
     214             :             {
     215           0 :                 const SwLayoutFrm* pBodyFrm = static_cast< const SwLayoutFrm* >( GetPageFrame()->Lower() );
     216           0 :                 while ( pBodyFrm && !pBodyFrm->IsBodyFrm() )
     217           0 :                     pBodyFrm = static_cast< const SwLayoutFrm* >( pBodyFrm->GetNext() );
     218             : 
     219           0 :                 SwEditWin* pEditWin = GetEditWin();
     220             : 
     221           0 :                 if ( pBodyFrm )
     222             :                 {
     223           0 :                     SwWrtShell& rSh = pEditWin->GetView().GetWrtShell();
     224           0 :                     sal_Bool bOldLock = rSh.IsViewLocked();
     225           0 :                     rSh.LockView( sal_True );
     226             : 
     227           0 :                     if ( pBodyFrm->Lower()->IsTabFrm() )
     228             :                     {
     229           0 :                         rSh.Push( );
     230           0 :                         rSh.ClearMark();
     231             : 
     232           0 :                         SwCntntFrm *pCnt = const_cast< SwCntntFrm* >( pBodyFrm->ContainsCntnt() );
     233           0 :                         SwCntntNode* pNd = pCnt->GetNode();
     234           0 :                         rSh.SetSelection( *pNd );
     235             : 
     236           0 :                         SfxStringItem aItem(pEditWin->GetView().GetPool().GetWhich(FN_FORMAT_TABLE_DLG), "textflow");
     237           0 :                         pEditWin->GetView().GetViewFrame()->GetDispatcher()->Execute(
     238           0 :                                 FN_FORMAT_TABLE_DLG, SFX_CALLMODE_SYNCHRON|SFX_CALLMODE_RECORD, &aItem, NULL );
     239             : 
     240           0 :                         rSh.Pop( sal_False );
     241             :                     }
     242             :                     else
     243             :                     {
     244           0 :                         SwCntntFrm *pCnt = const_cast< SwCntntFrm* >( pBodyFrm->ContainsCntnt() );
     245           0 :                         SwCntntNode* pNd = pCnt->GetNode();
     246             : 
     247           0 :                         SwPaM aPaM( *pNd );
     248           0 :                         SwPaMItem aPaMItem( pEditWin->GetView().GetPool( ).GetWhich( FN_PARAM_PAM ), &aPaM );
     249           0 :                         SfxUInt16Item aItem( pEditWin->GetView().GetPool( ).GetWhich( SID_PARA_DLG ), TP_PARA_EXT );
     250           0 :                         pEditWin->GetView().GetViewFrame()->GetDispatcher()->Execute(
     251           0 :                                 SID_PARA_DLG, SFX_CALLMODE_SYNCHRON|SFX_CALLMODE_RECORD, &aItem, &aPaMItem, NULL );
     252             :                     }
     253           0 :                     rSh.LockView( bOldLock );
     254           0 :                     pEditWin->GrabFocus( );
     255             :                 }
     256             :             }
     257           0 :             break;
     258             :         case FN_PAGEBREAK_DELETE:
     259             :             {
     260           0 :                 const SwLayoutFrm* pBodyFrm = static_cast< const SwLayoutFrm* >( GetPageFrame()->Lower() );
     261           0 :                 while ( pBodyFrm && !pBodyFrm->IsBodyFrm() )
     262           0 :                     pBodyFrm = static_cast< const SwLayoutFrm* >( pBodyFrm->GetNext() );
     263             : 
     264           0 :                 if ( pBodyFrm )
     265             :                 {
     266           0 :                     SwCntntFrm *pCnt = const_cast< SwCntntFrm* >( pBodyFrm->ContainsCntnt() );
     267           0 :                     SwCntntNode* pNd = pCnt->GetNode();
     268             : 
     269           0 :                     pNd->GetDoc()->GetIDocumentUndoRedo( ).StartUndo( UNDO_UI_DELETE_PAGE_BREAK, NULL );
     270             : 
     271           0 :                     SfxItemSet aSet( GetEditWin()->GetView().GetWrtShell().GetAttrPool(),
     272             :                             RES_PAGEDESC, RES_PAGEDESC,
     273             :                             RES_BREAK, RES_BREAK,
     274           0 :                             NULL );
     275           0 :                     aSet.Put( SvxFmtBreakItem( SVX_BREAK_NONE, RES_BREAK ) );
     276           0 :                     aSet.Put( SwFmtPageDesc( NULL ) );
     277             : 
     278           0 :                     SwPaM aPaM( *pNd );
     279           0 :                     pNd->GetDoc()->InsertItemSet( aPaM, aSet, nsSetAttrMode::SETATTR_DEFAULT );
     280             : 
     281           0 :                     pNd->GetDoc()->GetIDocumentUndoRedo( ).EndUndo( UNDO_UI_DELETE_PAGE_BREAK, NULL );
     282             :                 }
     283             :             }
     284           0 :             break;
     285             :     }
     286             : 
     287             :     // Only fade if there is more than this temporary shared pointer:
     288             :     // The main reference has been deleted due to a page break removal
     289           0 :     if ( pThis.use_count() > 1 )
     290           0 :         Fade( false );
     291           0 : }
     292             : 
     293           0 : void SwPageBreakWin::MouseMove( const MouseEvent& rMEvt )
     294             : {
     295           0 :     if ( rMEvt.IsLeaveWindow() )
     296             :     {
     297             :         // don't fade if we just move to the 'line', or the popup menu is open
     298           0 :         Point aEventPos( rMEvt.GetPosPixel() + rMEvt.GetPosPixel() );
     299           0 :         if ( !Contains( aEventPos ) && !PopupMenu::IsInExecute() )
     300           0 :             Fade( false );
     301             :     }
     302           0 :     else if ( !IsVisible() )
     303           0 :         Fade( true );
     304           0 : }
     305             : 
     306           0 : void SwPageBreakWin::Activate( )
     307             : {
     308           0 :     Fade( true );
     309           0 :     MenuButton::Activate();
     310           0 : }
     311             : 
     312          48 : void SwPageBreakWin::UpdatePosition( const Point* pEvtPt )
     313             : {
     314          48 :     if ( pEvtPt != NULL )
     315             :     {
     316           0 :         if ( pEvtPt == m_pMousePt )
     317          48 :             return;
     318           0 :         delete m_pMousePt;
     319           0 :         m_pMousePt = pEvtPt;
     320             :     }
     321             : 
     322          48 :     const SwPageFrm* pPageFrm = GetPageFrame();
     323          48 :     const SwFrm* pPrevPage = pPageFrm;
     324          54 :     do
     325             :     {
     326          54 :         pPrevPage = pPrevPage->GetPrev();
     327             :     }
     328          60 :     while ( pPrevPage && ( ( pPrevPage->Frm().Top( ) == pPageFrm->Frm().Top( ) )
     329          46 :                 || static_cast< const SwPageFrm* >( pPrevPage )->IsEmptyPage( ) ) );
     330             : 
     331          48 :     Rectangle aBoundRect = GetEditWin()->LogicToPixel( pPageFrm->GetBoundRect().SVRect() );
     332          48 :     Rectangle aFrmRect = GetEditWin()->LogicToPixel( pPageFrm->Frm().SVRect() );
     333             : 
     334          48 :     long nYLineOffset = ( aBoundRect.Top() + aFrmRect.Top() ) / 2;
     335          48 :     if ( pPrevPage )
     336             :     {
     337          46 :         Rectangle aPrevFrmRect = GetEditWin()->LogicToPixel( pPrevPage->Frm().SVRect() );
     338          46 :         nYLineOffset = ( aPrevFrmRect.Bottom() + aFrmRect.Top() ) / 2;
     339             :     }
     340             : 
     341             :     // Get the page + sidebar coords
     342          48 :     long nPgLeft = aFrmRect.Left();
     343          48 :     long nPgRight = aFrmRect.Right();
     344             : 
     345          48 :     unsigned long nSidebarWidth = 0;
     346          48 :     const SwPostItMgr* pPostItMngr = GetEditWin()->GetView().GetWrtShell().GetPostItMgr();
     347          48 :     if ( pPostItMngr && pPostItMngr->HasNotes() && pPostItMngr->ShowNotes() )
     348           0 :         nSidebarWidth = pPostItMngr->GetSidebarBorderWidth( true ) + pPostItMngr->GetSidebarWidth( true );
     349             : 
     350          48 :     if ( pPageFrm->SidebarPosition( ) == sw::sidebarwindows::SIDEBAR_LEFT )
     351           0 :         nPgLeft -= nSidebarWidth;
     352          48 :     else if ( pPageFrm->SidebarPosition( ) == sw::sidebarwindows::SIDEBAR_RIGHT )
     353          48 :         nPgRight += nSidebarWidth;
     354             : 
     355          48 :     Size aBtnSize( BUTTON_WIDTH + ARROW_WIDTH, BUTTON_HEIGHT );
     356             : 
     357             :     // Place the button on the left or right?
     358          48 :     Rectangle aVisArea = GetEditWin()->LogicToPixel( GetEditWin()->GetView().GetVisArea() );
     359             : 
     360          48 :     long nLineLeft = std::max( nPgLeft, aVisArea.Left() );
     361          48 :     long nLineRight = std::min( nPgRight, aVisArea.Right() );
     362          48 :     long nBtnLeft = nLineLeft;
     363             : 
     364          48 :     if ( m_pMousePt )
     365             :     {
     366           0 :         nBtnLeft = nLineLeft + m_pMousePt->X() - aBtnSize.getWidth() / 2;
     367             : 
     368           0 :         if ( nBtnLeft < nLineLeft )
     369           0 :             nBtnLeft = nLineLeft;
     370           0 :         else if ( ( nBtnLeft + aBtnSize.getWidth() ) > nLineRight )
     371           0 :             nBtnLeft = nLineRight - aBtnSize.getWidth();
     372             :     }
     373             : 
     374             :     // Set the button position
     375          48 :     Point aBtnPos( nBtnLeft, nYLineOffset - BUTTON_HEIGHT / 2 );
     376          48 :     SetPosSizePixel( aBtnPos, aBtnSize );
     377             : 
     378             :     // Set the line position
     379          48 :     Point aLinePos( nLineLeft, nYLineOffset - 5 );
     380          48 :     Size aLineSize( nLineRight - nLineLeft, 10 );
     381          48 :     m_pLine->SetPosSizePixel( aLinePos, aLineSize );
     382             : }
     383             : 
     384          77 : void SwPageBreakWin::ShowAll( bool bShow )
     385             : {
     386          77 :     m_pLine->Show( bShow );
     387          77 : }
     388             : 
     389           0 : bool SwPageBreakWin::Contains( const Point &rDocPt ) const
     390             : {
     391           0 :     Rectangle aRect( GetPosPixel(), GetSizePixel() );
     392           0 :     if ( aRect.IsInside( rDocPt ) )
     393           0 :         return true;
     394             : 
     395           0 :     Rectangle aLineRect( m_pLine->GetPosPixel(), m_pLine->GetSizePixel() );
     396           0 :     if ( aLineRect.IsInside( rDocPt ) )
     397           0 :         return true;
     398             : 
     399           0 :     return false;
     400             : }
     401             : 
     402          48 : const SwPageFrm* SwPageBreakWin::GetPageFrame( )
     403             : {
     404          48 :     return static_cast< const SwPageFrm * >( GetFrame( ) );
     405             : }
     406             : 
     407          29 : void SwPageBreakWin::SetReadonly( bool bReadonly )
     408             : {
     409          29 :     ShowAll( !bReadonly );
     410          29 : }
     411             : 
     412           0 : void SwPageBreakWin::Fade( bool bFadeIn )
     413             : {
     414           0 :     m_bIsAppearing = bFadeIn;
     415           0 :     if ( bFadeIn )
     416           0 :         m_nDelayAppearing = 0;
     417             : 
     418           0 :     if ( !m_bDestroyed && m_aFadeTimer.IsActive( ) )
     419           0 :         m_aFadeTimer.Stop();
     420           0 :     if ( !m_bDestroyed )
     421           0 :         m_aFadeTimer.Start( );
     422           0 : }
     423             : 
     424           0 : IMPL_LINK_NOARG(SwPageBreakWin, HideHandler)
     425             : {
     426           0 :     Fade( false );
     427             : 
     428           0 :     return 0;
     429             : }
     430             : 
     431           0 : IMPL_LINK_NOARG(SwPageBreakWin, FadeHandler)
     432             : {
     433           0 :     const int TICKS_BEFORE_WE_APPEAR = 10;
     434           0 :     if ( m_bIsAppearing && m_nDelayAppearing < TICKS_BEFORE_WE_APPEAR )
     435             :     {
     436           0 :         ++m_nDelayAppearing;
     437           0 :         m_aFadeTimer.Start();
     438           0 :         return 0;
     439             :     }
     440             : 
     441           0 :     if ( m_bIsAppearing && m_nFadeRate > 0 )
     442           0 :         m_nFadeRate -= 25;
     443           0 :     else if ( !m_bIsAppearing && m_nFadeRate < 100 )
     444           0 :         m_nFadeRate += 25;
     445             : 
     446           0 :     if ( m_nFadeRate != 100 && !IsVisible() )
     447           0 :         Show();
     448           0 :     else if ( m_nFadeRate == 100 && IsVisible( ) )
     449           0 :         Hide();
     450             :     else
     451             :     {
     452           0 :         UpdatePosition();
     453           0 :         Invalidate();
     454             :     }
     455             : 
     456           0 :     if ( IsVisible( ) && m_nFadeRate > 0 && m_nFadeRate < 100 )
     457           0 :         m_aFadeTimer.Start();
     458             : 
     459           0 :     return 0;
     460          99 : }
     461             : 
     462             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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