vcl/source/control/group.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_vcl.hxx"
  33 #include <vcl/event.hxx>
  34 #include <vcl/group.hxx>
  35 #include <vcl/controllayout.hxx>
  36
  37 #ifndef _SV_RC_H
  38 #include <tools/rc.h>
  39 #endif
  40
  41
  42
  43 // =======================================================================
  44
  45 #define GROUP_BORDER                    12
  46 #define GROUP_TEXT_BORDER               2
  47
  48 #define GROUP_VIEW_STYLE                (WB_3DLOOK | WB_NOLABEL)
  49
  50 // =======================================================================
  51
  52 void GroupBox::ImplInit( Window* pParent, WinBits nStyle )
  53 {
  54     nStyle = ImplInitStyle( nStyle );
  55     Control::ImplInit( pParent, nStyle, NULL );
  56     SetMouseTransparent( TRUE );
  57     ImplInitSettings( TRUE, TRUE, TRUE );
  58 }
  59
  60 // -----------------------------------------------------------------------
  61
  62 WinBits GroupBox::ImplInitStyle( WinBits nStyle )
  63 {
  64     if ( !(nStyle & WB_NOGROUP) )
  65         nStyle |= WB_GROUP;
  66     return nStyle;
  67 }
  68
  69 // -----------------------------------------------------------------------
  70
  71 void GroupBox::ImplInitSettings( BOOL bFont,
  72                                  BOOL bForeground, BOOL bBackground )
  73 {
  74     const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
  75
  76     if ( bFont )
  77     {
  78         Font aFont = rStyleSettings.GetGroupFont();
  79         if ( IsControlFont() )
  80             aFont.Merge( GetControlFont() );
  81         SetZoomedPointFont( aFont );
  82     }
  83
  84     if ( bForeground || bFont )
  85     {
  86         Color aColor;
  87         if ( IsControlForeground() )
  88             aColor = GetControlForeground();
  89         else
  90             aColor = rStyleSettings.GetGroupTextColor();
  91         SetTextColor( aColor );
  92         SetTextFillColor();
  93     }
  94
  95     if ( bBackground )
  96     {
  97         Window* pParent = GetParent();
  98         if ( (pParent->IsChildTransparentModeEnabled() ||
  99               !(pParent->GetStyle() & WB_CLIPCHILDREN) ) &&
 100              !IsControlBackground() )
 101         {
 102             EnableChildTransparentMode( TRUE );
 103             SetParentClipMode( PARENTCLIPMODE_NOCLIP );
 104             SetPaintTransparent( TRUE );
 105             SetBackground();
 106         }
 107         else
 108         {
 109             EnableChildTransparentMode( FALSE );
 110             SetParentClipMode( 0 );
 111             SetPaintTransparent( FALSE );
 112
 113             if ( IsControlBackground() )
 114                 SetBackground( GetControlBackground() );
 115             else
 116                 SetBackground( pParent->GetBackground() );
 117         }
 118     }
 119 }
 120
 121 // -----------------------------------------------------------------------
 122
 123 GroupBox::GroupBox( Window* pParent, WinBits nStyle ) :
 124     Control( WINDOW_GROUPBOX )
 125 {
 126     ImplInit( pParent, nStyle );
 127 }
 128
 129 // -----------------------------------------------------------------------
 130
 131 GroupBox::GroupBox( Window* pParent, const ResId& rResId ) :
 132     Control( WINDOW_GROUPBOX )
 133 {
 134     rResId.SetRT( RSC_GROUPBOX );
 135     WinBits nStyle = ImplInitRes( rResId );
 136     ImplInit( pParent, nStyle );
 137     ImplLoadRes( rResId );
 138
 139     if ( !(nStyle & WB_HIDE) )
 140         Show();
 141 }
 142
 143 // -----------------------------------------------------------------------
 144
 145 void GroupBox::ImplDraw( OutputDevice* pDev, ULONG nDrawFlags,
 146                          const Point& rPos, const Size& rSize, bool bLayout )
 147 {
 148     long                                        nTop;
 149     long                                        nTextOff;
 150     const StyleSettings&        rStyleSettings = GetSettings().GetStyleSettings();
 151     XubString                           aText( GetText() );
 152     Rectangle                           aRect( rPos, rSize );
 153     USHORT                                      nTextStyle = TEXT_DRAW_LEFT | TEXT_DRAW_TOP | TEXT_DRAW_ENDELLIPSIS | TEXT_DRAW_MNEMONIC;
 154
 155     if ( GetStyle() & WB_NOLABEL )
 156         nTextStyle &= ~TEXT_DRAW_MNEMONIC;
 157     if ( nDrawFlags & WINDOW_DRAW_NOMNEMONIC )
 158     {
 159         if ( nTextStyle & TEXT_DRAW_MNEMONIC )
 160         {
 161             aText = GetNonMnemonicString( aText );
 162             nTextStyle &= ~TEXT_DRAW_MNEMONIC;
 163         }
 164     }
 165     if ( !(nDrawFlags & WINDOW_DRAW_NODISABLE) )
 166     {
 167         if ( !IsEnabled() )
 168             nTextStyle |= TEXT_DRAW_DISABLE;
 169     }
 170     if ( (nDrawFlags & WINDOW_DRAW_MONO) ||
 171          (rStyleSettings.GetOptions() & STYLE_OPTION_MONO) )
 172     {
 173         nTextStyle |= TEXT_DRAW_MONO;
 174         nDrawFlags |= WINDOW_DRAW_MONO;
 175     }
 176
 177     if ( !aText.Len() )
 178     {
 179         nTop = rPos.Y();
 180         nTextOff = 0;
 181     }
 182     else
 183     {
 184         aRect.Left() += GROUP_BORDER;
 185         aRect.Right() -= GROUP_BORDER;
 186         aRect = pDev->GetTextRect( aRect, aText, nTextStyle );
 187         nTop = rPos.Y();
 188         nTop += aRect.GetHeight() / 2;
 189         nTextOff = GROUP_TEXT_BORDER;
 190     }
 191
 192     if( ! bLayout )
 193     {
 194         if ( nDrawFlags & WINDOW_DRAW_MONO )
 195             pDev->SetLineColor( Color( COL_BLACK ) );
 196         else
 197             pDev->SetLineColor( rStyleSettings.GetShadowColor() );
 198
 199         if ( !aText.Len() )
 200             pDev->DrawLine( Point( rPos.X(), nTop ), Point( rPos.X()+rSize.Width()-2, nTop ) );
 201         else
 202         {
 203             pDev->DrawLine( Point( rPos.X(), nTop ), Point( aRect.Left()-nTextOff, nTop ) );
 204             pDev->DrawLine( Point( aRect.Right()+nTextOff, nTop ), Point( rPos.X()+rSize.Width()-2, nTop ) );
 205         }
 206         pDev->DrawLine( Point( rPos.X(), nTop ), Point( rPos.X(), rPos.Y()+rSize.Height()-2 ) );
 207         pDev->DrawLine( Point( rPos.X(), rPos.Y()+rSize.Height()-2 ), Point( rPos.X()+rSize.Width()-2, rPos.Y()+rSize.Height()-2 ) );
 208         pDev->DrawLine( Point( rPos.X()+rSize.Width()-2, rPos.Y()+rSize.Height()-2 ), Point( rPos.X()+rSize.Width()-2, nTop ) );
 209
 210         bool bIsPrinter = OUTDEV_PRINTER == pDev->GetOutDevType();
 211         // if we're drawing onto a printer, spare the 3D effect
 212         // #i46986# / 2005-04-13 / frank.schoenheit@sun.com
 213
 214         if ( !bIsPrinter && !(nDrawFlags & WINDOW_DRAW_MONO) )
 215         {
 216             pDev->SetLineColor( rStyleSettings.GetLightColor() );
 217             if ( !aText.Len() )
 218                 pDev->DrawLine( Point( rPos.X()+1, nTop+1 ), Point( rPos.X()+rSize.Width()-3, nTop+1 ) );
 219             else
 220             {
 221                 pDev->DrawLine( Point( rPos.X()+1, nTop+1 ), Point( aRect.Left()-nTextOff, nTop+1 ) );
 222                 pDev->DrawLine( Point( aRect.Right()+nTextOff, nTop+1 ), Point( rPos.X()+rSize.Width()-3, nTop+1 ) );
 223             }
 224             pDev->DrawLine( Point( rPos.X()+1, nTop+1 ), Point( rPos.X()+1, rPos.Y()+rSize.Height()-3 ) );
 225             pDev->DrawLine( Point( rPos.X(), rPos.Y()+rSize.Height()-1 ), Point( rPos.X()+rSize.Width()-1, rPos.Y()+rSize.Height()-1 ) );
 226             pDev->DrawLine( Point( rPos.X()+rSize.Width()-1, rPos.Y()+rSize.Height()-1 ), Point( rPos.X()+rSize.Width()-1, nTop ) );
 227         }
 228     }
 229
 230     MetricVector* pVector = bLayout ? &mpLayoutData->m_aUnicodeBoundRects : NULL;
 231     String* pDisplayText = bLayout ? &mpLayoutData->m_aDisplayText : NULL;
 232     pDev->DrawText( aRect, aText, nTextStyle, pVector, pDisplayText );
 233 }
 234
 235 // -----------------------------------------------------------------------
 236
 237 void GroupBox::FillLayoutData() const
 238 {
 239     mpLayoutData = new vcl::ControlLayoutData();
 240     const_cast<GroupBox*>(this)->       ImplDraw( const_cast<GroupBox*>(this), 0, Point(), GetOutputSizePixel(), true );
 241 }
 242
 243 // -----------------------------------------------------------------------
 244
 245 void GroupBox::Paint( const Rectangle& )
 246 {
 247     ImplDraw( this, 0, Point(), GetOutputSizePixel() );
 248 }
 249
 250 // -----------------------------------------------------------------------
 251
 252 void GroupBox::Draw( OutputDevice* pDev, const Point& rPos, const Size& rSize,
 253                      ULONG nFlags )
 254 {
 255     Point               aPos  = pDev->LogicToPixel( rPos );
 256     Size                aSize = pDev->LogicToPixel( rSize );
 257     Font                aFont = GetDrawPixelFont( pDev );
 258
 259     pDev->Push();
 260     pDev->SetMapMode();
 261     pDev->SetFont( aFont );
 262     if ( nFlags & WINDOW_DRAW_MONO )
 263         pDev->SetTextColor( Color( COL_BLACK ) );
 264     else
 265         pDev->SetTextColor( GetTextColor() );
 266     pDev->SetTextFillColor();
 267
 268     ImplDraw( pDev, nFlags, aPos, aSize );
 269     pDev->Pop();
 270 }
 271
 272 // -----------------------------------------------------------------------
 273
 274 void GroupBox::Resize()
 275 {
 276     Control::Resize();
 277     Invalidate();
 278 }
 279
 280 // -----------------------------------------------------------------------
 281
 282 void GroupBox::StateChanged( StateChangedType nType )
 283 {
 284     Control::StateChanged( nType );
 285
 286     if ( (nType == STATE_CHANGE_ENABLE) ||
 287          (nType == STATE_CHANGE_TEXT) ||
 288          (nType == STATE_CHANGE_UPDATEMODE) )
 289     {
 290         if ( IsUpdateMode() )
 291             Invalidate();
 292     }
 293     else if ( nType == STATE_CHANGE_STYLE )
 294     {
 295         SetStyle( ImplInitStyle( GetStyle() ) );
 296         if ( (GetPrevStyle() & GROUP_VIEW_STYLE) !=
 297              (GetStyle() & GROUP_VIEW_STYLE) )
 298             Invalidate();
 299     }
 300     else if ( (nType == STATE_CHANGE_ZOOM)      ||
 301               (nType == STATE_CHANGE_CONTROLFONT) )
 302     {
 303         ImplInitSettings( TRUE, FALSE, FALSE );
 304         Invalidate();
 305     }
 306     else if ( nType == STATE_CHANGE_CONTROLFOREGROUND )
 307     {
 308         ImplInitSettings( FALSE, TRUE, FALSE );
 309         Invalidate();
 310     }
 311     else if ( nType == STATE_CHANGE_CONTROLBACKGROUND )
 312     {
 313         ImplInitSettings( FALSE, FALSE, TRUE );
 314         Invalidate();
 315     }
 316 }
 317
 318 // -----------------------------------------------------------------------
 319
 320 void GroupBox::DataChanged( const DataChangedEvent& rDCEvt )
 321 {
 322     Control::DataChanged( rDCEvt );
 323
 324     if ( (rDCEvt.GetType() == DATACHANGED_FONTS) ||
 325          (rDCEvt.GetType() == DATACHANGED_FONTSUBSTITUTION) ||
 326          ((rDCEvt.GetType() == DATACHANGED_SETTINGS) &&
 327           (rDCEvt.GetFlags() & SETTINGS_STYLE)) )
 328     {
 329         ImplInitSettings( TRUE, TRUE, TRUE );
 330         Invalidate();
 331     }
 332 }
 333