svtools/source/items/itemdel.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_svtools.hxx"
  33
  34 #include "itemdel.hxx"
  35 #include <vcl/svapp.hxx>
  36 #include <tools/errcode.hxx>
  37 #include <limits.h>
  38
  39 #include <svtools/svtdata.hxx>
  40 #include <svtools/svarray.hxx>
  41 #include <svtools/itempool.hxx>
  42
  43 // STATIC DATA -----------------------------------------------------------
  44
  45 DBG_NAME(SfxItemDesruptor_Impl);
  46
  47 // -----------------------------------------------------------------------
  48
  49 class SfxItemDesruptor_Impl
  50 {
  51     SfxPoolItem *pItem;
  52     Link                 aLink;
  53
  54 private:
  55                  DECL_LINK( Delete, void * );
  56                  SfxItemDesruptor_Impl( const SfxItemDesruptor_Impl& ); // n.i.
  57
  58 public:
  59                  SfxItemDesruptor_Impl( SfxPoolItem *pItemToDesrupt );
  60                  ~SfxItemDesruptor_Impl();
  61 };
  62
  63 SV_DECL_PTRARR( SfxItemDesruptorList_Impl, SfxItemDesruptor_Impl*, 4, 4 )
  64
  65 // ------------------------------------------------------------------------
  66 SfxItemDesruptor_Impl::SfxItemDesruptor_Impl( SfxPoolItem *pItemToDesrupt ):
  67     pItem(pItemToDesrupt),
  68     aLink( LINK(this, SfxItemDesruptor_Impl, Delete) )
  69 {
  70     DBG_CTOR(SfxItemDesruptor_Impl, 0);
  71
  72     DBG_ASSERT( 0 == pItem->GetRefCount(), "desrupting pooled item" );
  73     pItem->SetKind( SFX_ITEMS_DELETEONIDLE );
  74
  75     // im Idle abarbeiten
  76     GetpApp()->InsertIdleHdl( aLink, 1 );
  77
  78     // und in Liste eintragen (damit geflusht werden kann)
  79     SfxItemDesruptorList_Impl* &rpList = ImpSvtData::GetSvtData().pItemDesruptList;
  80     if ( !rpList )
  81         rpList = new SfxItemDesruptorList_Impl;
  82     const SfxItemDesruptor_Impl *pThis = this;
  83     rpList->Insert( pThis, rpList->Count() );
  84 }
  85
  86 // ------------------------------------------------------------------------
  87 SfxItemDesruptor_Impl::~SfxItemDesruptor_Impl()
  88 {
  89     DBG_DTOR(SfxItemDesruptor_Impl, 0);
  90
  91     // aus Idle-Handler austragen
  92     GetpApp()->RemoveIdleHdl( aLink );
  93
  94     // und aus Liste austragen
  95     SfxItemDesruptorList_Impl* &rpList = ImpSvtData::GetSvtData().pItemDesruptList;
  96     DBG_ASSERT( rpList, "no DesruptorList" );
  97     const SfxItemDesruptor_Impl *pThis = this;
  98     if ( rpList ) HACK(warum?)
  99         rpList->Remove( rpList->GetPos(pThis) );
 100
 101     // reset RefCount (was set to SFX_ITEMS_SPECIAL before!)
 102     pItem->SetRefCount( 0 );
 103     //DBG_CHKOBJ( pItem, SfxPoolItem, 0 );
 104     delete pItem;
 105 }
 106
 107 // ------------------------------------------------------------------------
 108 IMPL_LINK( SfxItemDesruptor_Impl, Delete, void *, EMPTYARG )
 109 {
 110     {DBG_CHKTHIS(SfxItemDesruptor_Impl, 0);}
 111     delete this;
 112     return 0;
 113 }
 114
 115 // ------------------------------------------------------------------------
 116 SfxPoolItem* DeleteItemOnIdle( SfxPoolItem* pItem )
 117 {
 118     DBG_ASSERT( 0 == pItem->GetRefCount(), "deleting item in use" );
 119     new SfxItemDesruptor_Impl( pItem );
 120     return pItem;
 121 }
 122
 123 // ------------------------------------------------------------------------
 124 void DeleteOnIdleItems()
 125 {
 126     SfxItemDesruptorList_Impl* &rpList
 127      = ImpSvtData::GetSvtData().pItemDesruptList;
 128     if ( rpList )
 129     {
 130         USHORT n;
 131         while ( 0 != ( n = rpList->Count() ) )
 132             // Remove ist implizit im Dtor
 133             delete rpList->GetObject( n-1 );
 134         DELETEZ(rpList);
 135     }
 136 }
 137
 138