forms/source/xforms/model_helper.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  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 #pragma once
  20
  21
  22 // some helper definitions that must be available for model.cxx and
  23 // model_ui.cxx
  24
  25
  26 #include "namedcollection.hxx"
  27 #include "binding.hxx"
  28 #include "submission.hxx"
  29 #include "unohelper.hxx"
  30
  31 #include <com/sun/star/uno/Reference.hxx>
  32 #include <com/sun/star/uno/Sequence.hxx>
  33 #include <com/sun/star/lang/XUnoTunnel.hpp>
  34 #include <com/sun/star/beans/XPropertySet.hpp>
  35 #include <com/sun/star/beans/PropertyValue.hpp>
  36 #include <comphelper/servicehelper.hxx>
  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<css::uno::Reference<css::beans::XPropertySet> >
  51 {
  52     Model* mpModel;
  53
  54 public:
  55     explicit BindingCollection( Model* pModel ) : mpModel( pModel ) {}
  56
  57     virtual bool isValid( const T& t ) const override
  58     {
  59         return comphelper::getFromUnoTunnel<Binding>( t ) != nullptr;
  60     }
  61
  62 protected:
  63     virtual void _insert( const T& t ) override
  64     {
  65         auto pBinding = comphelper::getFromUnoTunnel<Binding>( t );
  66         OSL_ENSURE( pBinding != nullptr, "invalid item?" );
  67         pBinding->_setModel( mpModel );
  68     }
  69
  70     virtual void _remove( const T& t ) override
  71     {
  72         auto pBinding = comphelper::getFromUnoTunnel<Binding>( t );
  73         OSL_ENSURE( pBinding != nullptr, "invalid item?" );
  74         pBinding->_setModel( nullptr );
  75     }
  76 };
  77
  78 class SubmissionCollection : public NamedCollection<css::uno::Reference<css::beans::XPropertySet> >
  79 {
  80     Model* mpModel;
  81
  82 public:
  83     explicit SubmissionCollection( Model* pModel ) : mpModel( pModel ) {}
  84
  85     virtual bool isValid( const T& t ) const override
  86     {
  87         return dynamic_cast<Submission*>( t.get() ) != nullptr;
  88     }
  89
  90 protected:
  91     virtual void _insert( const T& t ) override
  92     {
  93         auto pSubmission = dynamic_cast<Submission*>( t.get() );
  94         assert(pSubmission && "invalid item?");
  95         pSubmission->setModel( mpModel );
  96     }
  97
  98     virtual void _remove( const T& t ) override
  99     {
 100         auto pSubmission = dynamic_cast<Submission*>( t.get() );
 101         assert(pSubmission && "invalid item?");
 102         pSubmission->setModel( nullptr );
 103     }
 104 };
 105
 106 class InstanceCollection : public Collection<css::uno::Sequence<css::beans::PropertyValue> >
 107 {
 108 public:
 109     virtual bool isValid( const T& t ) const override
 110     {
 111         for( const css::beans::PropertyValue& rProp : t )
 112         {
 113             if (rProp.Name == "Instance" )
 114                 return true;
 115         }
 116         return false;
 117     }
 118 };
 119
 120
 121 // helper functions
 122
 123
 124 sal_Int32 lcl_findInstance( const InstanceCollection*,
 125                             std::u16string_view );
 126
 127
 128 // get values from Sequence<PropertyValue> describing an Instance
 129 void getInstanceData(
 130     const css::uno::Sequence<css::beans::PropertyValue>&,
 131     OUString* pID,
 132     css::uno::Reference<css::xml::dom::XDocument>*,
 133     OUString* pURL,
 134     bool* pURLOnce );
 135
 136 // set values on Sequence<PropertyValue> for an Instance
 137 void setInstanceData(
 138     css::uno::Sequence<css::beans::PropertyValue>&,
 139     const OUString* pID,
 140     const css::uno::Reference<css::xml::dom::XDocument>*,
 141     const OUString* pURL,
 142     const bool* pURLOnce );
 143
 144 } // namespace xforms
 145
 146 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */