configmgr/source/inc/treeactions.hxx

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  30
  31 #ifndef _CONFIGMGR_TREEACTIONS_HXX_
  32 #define _CONFIGMGR_TREEACTIONS_HXX_
  33
  34 #include "change.hxx"
  35
  36 #ifndef INCLUDED_VECTOR
  37 #include <vector>
  38 #define INCLUDED_VECTOR
  39 #endif
  40
  41 //..........................................................................
  42 namespace configmgr
  43 {
  44 //-----------------------------------------------------------------------------
  45
  46 //==========================================================================
  47 //= OChangeActionCounter
  48 //==========================================================================
  49 /** collects meta data about a changes tree
  50 */
  51 struct OChangeActionCounter : public ChangeTreeAction
  52 {
  53     sal_Int32           nValues, nAdds, nRemoves;
  54
  55     OChangeActionCounter() :nValues(0), nAdds(0), nRemoves(0) {}
  56
  57     virtual void handle(ValueChange const& aValueNode);
  58     virtual void handle(AddNode const& aAddNode);
  59     virtual void handle(RemoveNode const& aRemoveNode);
  60     virtual void handle(SubtreeChange const& aSubtree);
  61
  62     sal_Bool hasChanges() const {return nValues || nAdds || nRemoves;}
  63 };
  64
  65 // ===================================================================
  66 // = CollectNames
  67 // ===================================================================
  68 class CollectNames :  public NodeAction
  69 {
  70 public:
  71     std::vector<rtl::OUString> const& list() const { return aList; }
  72
  73     CollectNames() : aList() {}
  74
  75     void handle(ValueNode const& aValue)        { add(aValue); }
  76     void handle(ISubtree const&  m_aSubtree)    { add(m_aSubtree); }
  77
  78     void add(INode const& aNode)
  79     {
  80         aList.push_back(aNode.getName());
  81     }
  82 private:
  83     std::vector<rtl::OUString> aList;
  84 };
  85
  86 //..........................................................................
  87 }       // namespace configmgr
  88 //..........................................................................
  89
  90 #endif // _CONFIGMGR_TREEACTIONS_HXX_
  91
  92