configmgr/source/treemgr/nodefactory.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_configmgr.hxx"
  33 #include <stdio.h>
  34 #include "nodefactory.hxx"
  35 #include "nodeimplobj.hxx"
  36 #include "configpath.hxx"
  37 #include <osl/diagnose.h>
  38
  39 namespace configmgr
  40 {
  41 //-----------------------------------------------------------------------------
  42 namespace view
  43 {
  44
  45 // Creating Specific types of nodes
  46 //-----------------------------------------------------------------------------
  47 namespace
  48 {
  49 //---------------------------------------------------------------------
  50     struct BasicNodeFactory : NodeFactory
  51     {
  52         rtl::Reference<configuration::NodeImpl> makeValueNode(sharable::ValueNode * node);
  53         rtl::Reference<configuration::NodeImpl> makeGroupNode(sharable::GroupNode * node);
  54         rtl::Reference<configuration::NodeImpl> makeSetNode(sharable::SetNode * node, configuration::Template* pTemplate);
  55     };
  56     //-------------------------------------------------------------------------
  57
  58     rtl::Reference<configuration::NodeImpl> BasicNodeFactory::makeValueNode(sharable::ValueNode * node)
  59     {
  60         return new configuration::ValueElementNodeImpl(node);
  61     }
  62     //-------------------------------------------------------------------------
  63
  64     rtl::Reference<configuration::NodeImpl> BasicNodeFactory::makeGroupNode(sharable::GroupNode * node)
  65     {
  66         return new configuration::GroupNodeImpl(node);
  67     }
  68     //-------------------------------------------------------------------------
  69
  70     rtl::Reference<configuration::NodeImpl> BasicNodeFactory::makeSetNode(sharable::SetNode * node, configuration::Template* pTemplate)
  71     {
  72         return new configuration::SetNodeImpl(node, pTemplate);
  73     }
  74     //-------------------------------------------------------------------------
  75
  76 //-----------------------------------------------------------------------------
  77
  78     struct DeferredNodeFactory : NodeFactory
  79     {
  80         rtl::Reference<configuration::NodeImpl> makeValueNode(sharable::ValueNode * node);
  81         rtl::Reference<configuration::NodeImpl> makeGroupNode(sharable::GroupNode * node);
  82         rtl::Reference<configuration::NodeImpl> makeSetNode(sharable::SetNode * node, configuration::Template* pTemplate);
  83     };
  84     //-------------------------------------------------------------------------
  85
  86     rtl::Reference<configuration::NodeImpl> DeferredNodeFactory::makeValueNode(sharable::ValueNode * node)
  87     {
  88     //    OSL_ENSURE(false, "Wrong factory for value elements - should be immutable (=read-only)");
  89         return new configuration::ValueElementNodeImpl(node);
  90     }
  91     //-------------------------------------------------------------------------
  92
  93     rtl::Reference<configuration::NodeImpl> DeferredNodeFactory::makeGroupNode(sharable::GroupNode * node)
  94     {
  95         return new configuration::DeferredGroupNodeImpl(node);
  96     }
  97     //-------------------------------------------------------------------------
  98
  99     rtl::Reference<configuration::NodeImpl> DeferredNodeFactory::makeSetNode(sharable::SetNode * node, configuration::Template* pTemplate)
 100     {
 101         return new configuration::DeferredSetNodeImpl(node, pTemplate);
 102     }
 103     //-------------------------------------------------------------------------
 104
 105 //-----------------------------------------------------------------------------
 106 } // anonymous
 107 //-----------------------------------------------------------------------------
 108
 109 // Different standard (static) factories
 110 //---------------------------------------------------------------------
 111
 112     /// provides a factory for immediately commiting node implementations
 113     NodeFactory& getDirectAccessFactory()
 114     {
 115         static BasicNodeFactory aFactory;
 116         return aFactory;
 117     }
 118     /// provides a factory for read-only node implementations
 119     NodeFactory& getReadAccessFactory()
 120     {
 121         static BasicNodeFactory aFactory;
 122         return aFactory;
 123     }
 124     /// provides a factory for nodes that cache changes temporarily
 125     NodeFactory& getDeferredChangeFactory()
 126     {
 127         static DeferredNodeFactory aFactory;
 128         return aFactory;
 129     }
 130
 131 //---------------------------------------------------------------------
 132 } // view
 133
 134 //-----------------------------------------------------------------------------
 135 } // configmgr
 136