vcl/source/control/morebtn.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/morebtn.hxx>
  34
  35 #ifndef _SV_RD_H
  36 #include <tools/rc.h>
  37 #endif
  38
  39
  40
  41 // =======================================================================
  42
  43 DECLARE_LIST( ImplMoreWindowList, Window* )
  44
  45 struct ImplMoreButtonData
  46 {
  47     ImplMoreWindowList *mpItemList;
  48     XubString           maMoreText;
  49     XubString           maLessText;
  50 };
  51
  52 // =======================================================================
  53
  54 void MoreButton::ImplInit( Window* pParent, WinBits nStyle )
  55 {
  56     mpMBData     = new ImplMoreButtonData;
  57     mnDelta      = 0;
  58     meUnit               = MAP_PIXEL;
  59     mbState      = FALSE;
  60
  61     mpMBData->mpItemList = NULL;
  62
  63     PushButton::ImplInit( pParent, nStyle );
  64
  65     mpMBData->maMoreText = Button::GetStandardText( BUTTON_MORE );
  66     mpMBData->maLessText = Button::GetStandardText( BUTTON_LESS );
  67
  68     SetHelpText( Button::GetStandardHelpText( BUTTON_MORE ) );
  69
  70     ShowState();
  71
  72     SetSymbolAlign( SYMBOLALIGN_RIGHT );
  73     ImplSetSmallSymbol( TRUE );
  74
  75     if ( ! ( nStyle & ( WB_RIGHT | WB_LEFT ) ) )
  76     {
  77         nStyle |= WB_CENTER;
  78         SetStyle( nStyle );
  79     }
  80 }
  81
  82 // -----------------------------------------------------------------------
  83 void MoreButton::ShowState()
  84 {
  85     if ( mbState )
  86     {
  87         SetSymbol( SYMBOL_PAGEUP );
  88         SetText( mpMBData->maLessText );
  89     }
  90     else
  91     {
  92         SetSymbol( SYMBOL_PAGEDOWN );
  93         SetText( mpMBData->maMoreText );
  94     }
  95 }
  96
  97 // -----------------------------------------------------------------------
  98
  99 MoreButton::MoreButton( Window* pParent, WinBits nStyle ) :
 100     PushButton( WINDOW_MOREBUTTON )
 101 {
 102     ImplInit( pParent, nStyle );
 103 }
 104
 105 // -----------------------------------------------------------------------
 106
 107 MoreButton::MoreButton( Window* pParent, const ResId& rResId ) :
 108     PushButton( WINDOW_MOREBUTTON )
 109 {
 110     rResId.SetRT( RSC_MOREBUTTON );
 111     WinBits nStyle = ImplInitRes( rResId );
 112     ImplInit( pParent, nStyle );
 113     ImplLoadRes( rResId );
 114
 115     if ( !(nStyle & WB_HIDE) )
 116         Show();
 117 }
 118
 119 // -----------------------------------------------------------------------
 120
 121 void MoreButton::ImplLoadRes( const ResId& rResId )
 122 {
 123     PushButton::ImplLoadRes( rResId );
 124
 125     ULONG nObjMask = ReadLongRes();
 126
 127     if ( nObjMask & RSC_MOREBUTTON_STATE )
 128     {
 129         // Nicht Methode rufen, da Dialog nicht umgeschaltet werden soll
 130         mbState = (BOOL)ReadShortRes();
 131         // SetText( GetText() );
 132         ShowState();
 133     }
 134     if ( nObjMask & RSC_MOREBUTTON_MAPUNIT )
 135         meUnit = (MapUnit)ReadLongRes();
 136     if ( nObjMask & RSC_MOREBUTTON_DELTA )
 137         // Groesse fuer Erweitern des Dialogs
 138         mnDelta = ReadShortRes();
 139 }
 140
 141 // -----------------------------------------------------------------------
 142
 143 MoreButton::~MoreButton()
 144 {
 145     if ( mpMBData->mpItemList )
 146         delete mpMBData->mpItemList;
 147     delete mpMBData;
 148 }
 149
 150 // -----------------------------------------------------------------------
 151
 152 void MoreButton::Click()
 153 {
 154     Window*     pParent = GetParent();
 155     Size                aSize( pParent->GetSizePixel() );
 156     Window*     pWindow = (mpMBData->mpItemList) ? mpMBData->mpItemList->First() : NULL;
 157     long                nDeltaPixel = LogicToPixel( Size( 0, mnDelta ), meUnit ).Height();
 158
 159     // Status aendern
 160     mbState = !mbState;
 161     ShowState();
 162
 163     // Hier den Click-Handler rufen, damit vorher die Controls initialisiert
 164     // werden koennen
 165     PushButton::Click();
 166
 167     // Je nach Status die Fenster updaten
 168     if ( mbState )
 169     {
 170         // Fenster anzeigen
 171         while ( pWindow )
 172         {
 173             pWindow->Show();
 174             pWindow = mpMBData->mpItemList->Next();
 175         }
 176
 177         // Dialogbox anpassen
 178         Point aPos( pParent->GetPosPixel() );
 179         Rectangle aDeskRect( pParent->ImplGetFrameWindow()->GetDesktopRectPixel() );
 180
 181         aSize.Height() += nDeltaPixel;
 182         if ( (aPos.Y()+aSize.Height()) > aDeskRect.Bottom() )
 183         {
 184             aPos.Y() = aDeskRect.Bottom()-aSize.Height();
 185
 186             if ( aPos.Y() < aDeskRect.Top() )
 187                 aPos.Y() = aDeskRect.Top();
 188
 189             pParent->SetPosSizePixel( aPos, aSize );
 190         }
 191         else
 192             pParent->SetSizePixel( aSize );
 193     }
 194     else
 195     {
 196         // Dialogbox anpassen
 197         aSize.Height() -= nDeltaPixel;
 198         pParent->SetSizePixel( aSize );
 199
 200         // Fenster nicht mehr anzeigen
 201         while ( pWindow )
 202         {
 203             pWindow->Hide();
 204             pWindow = mpMBData->mpItemList->Next();
 205         }
 206     }
 207 }
 208
 209 // -----------------------------------------------------------------------
 210
 211 void MoreButton::AddWindow( Window* pWindow )
 212 {
 213     if ( !mpMBData->mpItemList )
 214         mpMBData->mpItemList = new ImplMoreWindowList( 1024, 16, 16 );
 215
 216     mpMBData->mpItemList->Insert( pWindow, LIST_APPEND );
 217
 218     if ( mbState )
 219         pWindow->Show();
 220     else
 221         pWindow->Hide();
 222 }
 223
 224 // -----------------------------------------------------------------------
 225
 226 void MoreButton::RemoveWindow( Window* pWindow )
 227 {
 228     if ( mpMBData->mpItemList )
 229         mpMBData->mpItemList->Remove( pWindow );
 230 }
 231
 232 // -----------------------------------------------------------------------
 233
 234 void MoreButton::SetText( const XubString& rText )
 235 {
 236     PushButton::SetText( rText );
 237 }
 238
 239 // -----------------------------------------------------------------------
 240
 241 XubString MoreButton::GetText() const
 242 {
 243     return PushButton::GetText();
 244 }
 245
 246 // -----------------------------------------------------------------------
 247 void MoreButton::SetMoreText( const XubString& rText )
 248 {
 249     if ( mpMBData )
 250         mpMBData->maMoreText = rText;
 251
 252     if ( !mbState )
 253         SetText( rText );
 254 }
 255
 256 // -----------------------------------------------------------------------
 257 XubString MoreButton::GetMoreText() const
 258 {
 259     if ( mpMBData )
 260         return mpMBData->maMoreText;
 261     else
 262         return PushButton::GetText();
 263 }
 264
 265 // -----------------------------------------------------------------------
 266 void MoreButton::SetLessText( const XubString& rText )
 267 {
 268     if ( mpMBData )
 269         mpMBData->maLessText = rText;
 270
 271     if ( mbState )
 272         SetText( rText );
 273 }
 274
 275 // -----------------------------------------------------------------------
 276 XubString MoreButton::GetLessText() const
 277 {
 278     if ( mpMBData )
 279         return mpMBData->maLessText;
 280     else
 281         return PushButton::GetText();
 282 }
 283