forms/source/component/Pattern.cxx

   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
  20 #include "Pattern.hxx"
  21 #include <property.hxx>
  22 #include <services.hxx>
  23 #include <tools/debug.hxx>
  24 #include <com/sun/star/beans/PropertyAttribute.hpp>
  25 #include <com/sun/star/form/FormComponentType.hpp>
  26
  27 using ::com::sun::star::uno::Reference;
  28 using ::com::sun::star::uno::Sequence;
  29 using ::com::sun::star::uno::XComponentContext;
  30 using ::com::sun::star::beans::Property;
  31 using ::com::sun::star::uno::XInterface;
  32 using ::com::sun::star::uno::Any;
  33 using ::com::sun::star::sdbc::XRowSet;
  34 using ::com::sun::star::uno::UNO_QUERY;
  35
  36 namespace FormComponentType = ::com::sun::star::form::FormComponentType;
  37
  38 namespace frm
  39 {
  40
  41 OPatternControl::OPatternControl(const Reference<XComponentContext>& _rxFactory)
  42     :OBoundControl(_rxFactory, VCL_CONTROL_PATTERNFIELD)
  43 {
  44 }
  45
  46 css::uno::Sequence<OUString> OPatternControl::getSupportedServiceNames()
  47 {
  48     css::uno::Sequence<OUString> aSupported = OBoundControl::getSupportedServiceNames();
  49     aSupported.realloc(aSupported.getLength() + 2);
  50
  51     OUString*pArray = aSupported.getArray();
  52     pArray[aSupported.getLength()-2] = FRM_SUN_CONTROL_PATTERNFIELD;
  53     pArray[aSupported.getLength()-1] = STARDIV_ONE_FORM_CONTROL_PATTERNFIELD;
  54     return aSupported;
  55 }
  56
  57
  58 // OPatternModel
  59
  60
  61 OPatternModel::OPatternModel(const Reference<XComponentContext>& _rxFactory)
  62     :OEditBaseModel( _rxFactory, VCL_CONTROLMODEL_PATTERNFIELD, FRM_SUN_CONTROL_PATTERNFIELD, false, false )
  63                                     // use the old control name for compatibility reasons
  64 {
  65
  66     m_nClassId = FormComponentType::PATTERNFIELD;
  67     initValueProperty( PROPERTY_TEXT, PROPERTY_ID_TEXT );
  68 }
  69
  70
  71 OPatternModel::OPatternModel( const OPatternModel* _pOriginal, const Reference<XComponentContext>& _rxFactory )
  72     :OEditBaseModel( _pOriginal, _rxFactory )
  73 {
  74 }
  75
  76
  77 OPatternModel::~OPatternModel()
  78 {
  79 }
  80
  81 // XCloneable
  82
  83 css::uno::Reference< css::util::XCloneable > SAL_CALL OPatternModel::createClone()
  84 {
  85     rtl::Reference<OPatternModel> pClone = new OPatternModel(this, getContext());
  86     pClone->clonedFrom(this);
  87     return pClone;
  88 }
  89
  90 // XServiceInfo
  91
  92 css::uno::Sequence<OUString> SAL_CALL OPatternModel::getSupportedServiceNames()
  93 {
  94     css::uno::Sequence<OUString> aSupported = OBoundControlModel::getSupportedServiceNames();
  95     aSupported.realloc(aSupported.getLength() + 3);
  96
  97     OUString*pArray = aSupported.getArray();
  98     pArray[aSupported.getLength()-3] = FRM_SUN_COMPONENT_DATABASE_PATTERNFIELD;
  99     pArray[aSupported.getLength()-2] = FRM_SUN_COMPONENT_PATTERNFIELD;
 100     pArray[aSupported.getLength()-1] = FRM_COMPONENT_PATTERNFIELD;
 101     return aSupported;
 102 }
 103
 104
 105 void OPatternModel::describeFixedProperties( Sequence< Property >& _rProps ) const
 106 {
 107     OEditBaseModel::describeFixedProperties( _rProps );
 108     sal_Int32 nOldCount = _rProps.getLength();
 109     _rProps.realloc( nOldCount + 4);
 110     css::beans::Property* pProperties = _rProps.getArray() + nOldCount;
 111     *pProperties++ = css::beans::Property(PROPERTY_DEFAULT_TEXT, PROPERTY_ID_DEFAULT_TEXT, cppu::UnoType<OUString>::get(), css::beans::PropertyAttribute::BOUND | css::beans::PropertyAttribute::MAYBEDEFAULT);
 112     *pProperties++ = css::beans::Property(PROPERTY_EMPTY_IS_NULL, PROPERTY_ID_EMPTY_IS_NULL, cppu::UnoType<bool>::get(),
 113                                           css::beans::PropertyAttribute::BOUND);
 114     *pProperties++ = css::beans::Property(PROPERTY_TABINDEX, PROPERTY_ID_TABINDEX, cppu::UnoType<sal_Int16>::get(), css::beans::PropertyAttribute::BOUND);
 115     *pProperties++ = css::beans::Property(PROPERTY_FILTERPROPOSAL, PROPERTY_ID_FILTERPROPOSAL, cppu::UnoType<sal_Bool>::get(), css::beans::PropertyAttribute::BOUND | css::beans::PropertyAttribute::MAYBEDEFAULT);
 116     DBG_ASSERT( pProperties == _rProps.getArray() + _rProps.getLength(), "<...>::describeFixedProperties/getInfoHelper: forgot to adjust the count ?");
 117 }
 118
 119
 120 OUString SAL_CALL OPatternModel::getServiceName()
 121 {
 122     return FRM_COMPONENT_PATTERNFIELD;  // old (non-sun) name for compatibility !
 123 }
 124
 125
 126 bool OPatternModel::commitControlValueToDbColumn( bool /*_bPostReset*/ )
 127 {
 128     Any aNewValue( m_xAggregateFastSet->getFastPropertyValue( getValuePropertyAggHandle() ) );
 129
 130     if ( aNewValue == m_aLastKnownValue )
 131         return true;
 132
 133     OUString sNewValue;
 134     aNewValue >>= sNewValue;
 135
 136     if  (   !aNewValue.hasValue()
 137         ||  (   sNewValue.isEmpty()         // an empty string
 138             &&  m_bEmptyIsNull              // which should be interpreted as NULL
 139             )
 140         )
 141     {
 142         m_xColumnUpdate->updateNull();
 143     }
 144     else
 145     {
 146         OSL_ENSURE(m_pFormattedValue,
 147                    "OPatternModel::commitControlValueToDbColumn: no value helper!");
 148         if (!m_pFormattedValue)
 149             return false;
 150
 151         if ( !m_pFormattedValue->setFormattedValue( sNewValue ) )
 152             return false;
 153     }
 154
 155     m_aLastKnownValue = std::move(aNewValue);
 156
 157     return true;
 158 }
 159
 160
 161 void OPatternModel::onConnectedDbColumn( const Reference< XInterface >& _rxForm )
 162 {
 163     OEditBaseModel::onConnectedDbColumn( _rxForm );
 164
 165     Reference< XPropertySet > xField( getField() );
 166     if ( !xField.is() )
 167         return;
 168
 169     m_pFormattedValue.reset( new ::dbtools::FormattedColumnValue( getContext(), Reference< XRowSet >( _rxForm, UNO_QUERY ), xField ) );
 170 }
 171
 172
 173 void OPatternModel::onDisconnectedDbColumn()
 174 {
 175     OEditBaseModel::onDisconnectedDbColumn();
 176     m_pFormattedValue.reset();
 177 }
 178
 179 // XPropertyChangeListener
 180
 181 Any OPatternModel::translateDbColumnToControlValue()
 182 {
 183     OSL_PRECOND(m_pFormattedValue,
 184                 "OPatternModel::translateDbColumnToControlValue: no value helper!");
 185
 186     if (m_pFormattedValue)
 187     {
 188         OUString sValue( m_pFormattedValue->getFormattedValue() );
 189         if  (   sValue.isEmpty()
 190             &&  m_pFormattedValue->getColumn().is()
 191             &&  m_pFormattedValue->getColumn()->wasNull()
 192             )
 193         {
 194             m_aLastKnownValue.clear();
 195         }
 196         else
 197         {
 198             m_aLastKnownValue <<= sValue;
 199         }
 200     }
 201     else
 202         m_aLastKnownValue.clear();
 203
 204     return m_aLastKnownValue.hasValue() ? m_aLastKnownValue : Any( OUString() );
 205         // (m_aLastKnownValue is allowed to be VOID, the control value isn't)
 206 }
 207
 208 // XReset
 209
 210 Any OPatternModel::getDefaultForReset() const
 211 {
 212     return Any( m_aDefaultText );
 213 }
 214
 215 void OPatternModel::resetNoBroadcast()
 216 {
 217     OEditBaseModel::resetNoBroadcast();
 218     m_aLastKnownValue.clear();
 219 }
 220
 221 }   // namespace frm
 222
 223 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
 224 com_sun_star_form_OPatternModel_get_implementation(css::uno::XComponentContext* component,
 225         css::uno::Sequence<css::uno::Any> const &)
 226 {
 227     return cppu::acquire(new frm::OPatternModel(component));
 228 }
 229
 230 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
 231 com_sun_star_form_OPatternControl_get_implementation(css::uno::XComponentContext* component,
 232         css::uno::Sequence<css::uno::Any> const &)
 233 {
 234     return cppu::acquire(new frm::OPatternControl(component));
 235 }
 236
 237 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */