forms/source/xforms/model_helper.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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   9  * This file incorporates work covered by the following license notice:
  10  *
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef _MODEL_HELPER_HXX
  20 #define _MODEL_HELPER_HXX
  21
  22 //
  23 // some helper definitions that must be available for model.cxx and
  24 // model_ui.cxx
  25 //
  26
  27 #include "namedcollection.hxx"
  28 #include "binding.hxx"
  29 #include "submission.hxx"
  30 #include "unohelper.hxx"
  31
  32 #include <com/sun/star/uno/Reference.hxx>
  33 #include <com/sun/star/uno/Sequence.hxx>
  34 #include <com/sun/star/lang/XUnoTunnel.hpp>
  35 #include <com/sun/star/beans/XPropertySet.hpp>
  36 #include <com/sun/star/beans/PropertyValue.hpp>
  37
  38 namespace xforms
  39 {
  40     class Model;
  41 }
  42
  43 //
  44 // BindingCollection
  45 //
  46
  47 namespace xforms
  48 {
  49
  50 class BindingCollection : public NamedCollection<com::sun::star::uno::Reference<com::sun::star::beans::XPropertySet> >
  51 {
  52     Model* mpModel;
  53
  54 public:
  55     BindingCollection( Model* pModel ) : mpModel( pModel ) {}
  56     virtual ~BindingCollection() {}
  57
  58     virtual bool isValid( const T& t ) const
  59     {
  60         return Binding::getBinding( t ) != NULL;
  61     }
  62
  63 protected:
  64     virtual void _insert( const T& t )
  65     {
  66         OSL_ENSURE( Binding::getBinding( t ) != NULL, "invalid item?" );
  67         Binding::getBinding( t )->_setModel( Binding::Model_t( mpModel ) );
  68     }
  69
  70     virtual void _remove( const T& t )
  71     {
  72         OSL_ENSURE( Binding::getBinding( t ) != NULL, "invalid item?" );
  73         Binding::getBinding( t )->_setModel( Binding::Model_t() );
  74     }
  75 };
  76
  77
  78
  79 //
  80 // SubmissionCollection
  81 //
  82
  83 class SubmissionCollection : public NamedCollection<com::sun::star::uno::Reference<com::sun::star::beans::XPropertySet> >
  84 {
  85     Model* mpModel;
  86
  87 public:
  88     SubmissionCollection( Model* pModel ) : mpModel( pModel ) {}
  89     virtual ~SubmissionCollection() {}
  90
  91 public:
  92     virtual bool isValid( const T& t ) const
  93     {
  94         return Submission::getSubmission( t ) != NULL;
  95     }
  96
  97 protected:
  98     virtual void _insert( const T& t )
  99     {
 100         OSL_ENSURE( Submission::getSubmission( t ) != NULL, "invalid item?" );
 101         Submission::getSubmission( t )->setModel( com::sun::star::uno::Reference<com::sun::star::xforms::XModel>( mpModel ) );
 102     }
 103
 104     virtual void _remove( const T& t )
 105     {
 106         OSL_ENSURE( Submission::getSubmission( t ) != NULL, "invalid item?" );
 107         Submission::getSubmission( t )->setModel( com::sun::star::uno::Reference<com::sun::star::xforms::XModel>( ) );
 108     }
 109 };
 110
 111
 112 //
 113 // InstanceCollection
 114 //
 115
 116 class InstanceCollection : public Collection<com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue> >
 117 {
 118 public:
 119     virtual bool isValid( const T& t ) const
 120     {
 121         const com::sun::star::beans::PropertyValue* pValues = t.getConstArray();
 122         OUString sInstance( "Instance" );
 123         sal_Bool bFound = sal_False;
 124         for( sal_Int32 i = 0; ( ! bFound ) && ( i < t.getLength() ); i++ )
 125         {
 126             bFound |= ( pValues[i].Name == sInstance );
 127         }
 128         return bFound ? true : false;
 129     }
 130 };
 131
 132
 133 //
 134 // helper functions
 135 //
 136
 137 sal_Int32 lcl_findInstance( const InstanceCollection*,
 138                             const OUString& );
 139
 140
 141 // get values from Sequence<PropertyValue> describing an Instance
 142 void getInstanceData(
 143     const com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue>&,
 144     OUString* pID,
 145     com::sun::star::uno::Reference<com::sun::star::xml::dom::XDocument>*,
 146     OUString* pURL,
 147     bool* pURLOnce );
 148
 149 // set values on Sequence<PropertyValue> for an Instance
 150 void setInstanceData(
 151     com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue>&,
 152     const OUString* pID,
 153     const com::sun::star::uno::Reference<com::sun::star::xml::dom::XDocument>*,
 154     const OUString* pURL,
 155     const bool* pURLOnce );
 156
 157 } // namespace xforms
 158
 159 #endif
 160
 161 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */