forms/source/component/File.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 "File.hxx"
  21
  22 #include <com/sun/star/form/FormComponentType.hpp>
  23
  24 #include "property.hrc"
  25 #include "services.hxx"
  26 #include <cppuhelper/queryinterface.hxx>
  27 #include <tools/debug.hxx>
  28 #include <comphelper/container.hxx>
  29 #include <comphelper/basicio.hxx>
  30 #include <comphelper/guarding.hxx>
  31 #include <comphelper/processfactory.hxx>
  32
  33
  34 namespace frm
  35 {
  36
  37 using namespace ::com::sun::star::uno;
  38 using namespace ::com::sun::star::sdb;
  39 using namespace ::com::sun::star::sdbc;
  40 using namespace ::com::sun::star::sdbcx;
  41 using namespace ::com::sun::star::beans;
  42 using namespace ::com::sun::star::container;
  43 using namespace ::com::sun::star::form;
  44 using namespace ::com::sun::star::awt;
  45 using namespace ::com::sun::star::io;
  46 using namespace ::com::sun::star::lang;
  47 using namespace ::com::sun::star::util;
  48
  49
  50 Sequence<Type> OFileControlModel::_getTypes()
  51 {
  52     static Sequence<Type> aTypes;
  53     if (!aTypes.getLength())
  54     {
  55         // my base class
  56         Sequence<Type> aBaseClassTypes = OControlModel::_getTypes();
  57
  58         Sequence<Type> aOwnTypes(1);
  59         Type* pOwnTypes = aOwnTypes.getArray();
  60         pOwnTypes[0] = cppu::UnoType<XReset>::get();
  61
  62         aTypes = concatSequences(aBaseClassTypes, aOwnTypes);
  63     }
  64     return aTypes;
  65 }
  66
  67
  68 // XServiceInfo
  69
  70 StringSequence  OFileControlModel::getSupportedServiceNames() throw(RuntimeException, std::exception)
  71 {
  72     StringSequence aSupported = OControlModel::getSupportedServiceNames();
  73     aSupported.realloc(aSupported.getLength() + 2);
  74
  75     OUString*pArray = aSupported.getArray();
  76     pArray[aSupported.getLength()-2] = FRM_SUN_COMPONENT_FILECONTROL;
  77     pArray[aSupported.getLength()-1] = FRM_COMPONENT_FILECONTROL;
  78     return aSupported;
  79 }
  80
  81
  82
  83 OFileControlModel::OFileControlModel(const Reference<XComponentContext>& _rxFactory)
  84                     :OControlModel(_rxFactory, VCL_CONTROLMODEL_FILECONTROL)
  85                     ,m_aResetListeners(m_aMutex)
  86 {
  87     m_nClassId = FormComponentType::FILECONTROL;
  88 }
  89
  90
  91 OFileControlModel::OFileControlModel( const OFileControlModel* _pOriginal, const Reference<XComponentContext>& _rxFactory )
  92     :OControlModel( _pOriginal, _rxFactory )
  93     ,m_aResetListeners( m_aMutex )
  94 {
  95
  96     m_sDefaultValue = _pOriginal->m_sDefaultValue;
  97 }
  98
  99
 100 OFileControlModel::~OFileControlModel()
 101 {
 102     if (!OComponentHelper::rBHelper.bDisposed)
 103     {
 104         acquire();
 105         dispose();
 106     }
 107 }
 108
 109
 110 IMPLEMENT_DEFAULT_CLONING( OFileControlModel )
 111
 112
 113 Any SAL_CALL OFileControlModel::queryAggregation(const Type& _rType) throw (RuntimeException, std::exception)
 114 {
 115     Any aReturn = OControlModel::queryAggregation(_rType);
 116     if (!aReturn.hasValue())
 117         aReturn = ::cppu::queryInterface(_rType
 118             ,static_cast<XReset*>(this)
 119         );
 120
 121     return aReturn;
 122 }
 123
 124 // OComponentHelper
 125
 126 void OFileControlModel::disposing()
 127 {
 128     OControlModel::disposing();
 129
 130     EventObject aEvt(static_cast<XWeak*>(this));
 131     m_aResetListeners.disposeAndClear(aEvt);
 132 }
 133
 134
 135 Any OFileControlModel::getPropertyDefaultByHandle( sal_Int32 _nHandle ) const
 136 {
 137     switch ( _nHandle )
 138     {
 139         case PROPERTY_ID_DEFAULT_TEXT:
 140             return makeAny( OUString() );
 141     }
 142     return OControlModel::getPropertyDefaultByHandle( _nHandle );
 143 }
 144
 145
 146 void OFileControlModel::getFastPropertyValue(Any& rValue, sal_Int32 nHandle) const
 147 {
 148     switch (nHandle)
 149     {
 150         case PROPERTY_ID_DEFAULT_TEXT : rValue <<= m_sDefaultValue; break;
 151         default:
 152             OControlModel::getFastPropertyValue(rValue, nHandle);
 153     }
 154 }
 155
 156
 157 void OFileControlModel::setFastPropertyValue_NoBroadcast(sal_Int32 nHandle, const Any& rValue) throw ( ::com::sun::star::uno::Exception, std::exception)
 158 {
 159     switch (nHandle)
 160     {
 161         case PROPERTY_ID_DEFAULT_TEXT :
 162             DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_STRING, "OFileControlModel::setFastPropertyValue_NoBroadcast : invalid type !" );
 163             rValue >>= m_sDefaultValue;
 164             break;
 165         default:
 166             OControlModel::setFastPropertyValue_NoBroadcast(nHandle, rValue);
 167     }
 168 }
 169
 170
 171 sal_Bool OFileControlModel::convertFastPropertyValue(Any& rConvertedValue, Any& rOldValue, sal_Int32 nHandle, const Any& rValue)
 172                             throw( IllegalArgumentException )
 173 {
 174     switch (nHandle)
 175     {
 176         case PROPERTY_ID_DEFAULT_TEXT :
 177             return tryPropertyValue(rConvertedValue, rOldValue, rValue, m_sDefaultValue);
 178         default:
 179             return OControlModel::convertFastPropertyValue(rConvertedValue, rOldValue, nHandle, rValue);
 180     }
 181 }
 182
 183
 184 void OFileControlModel::describeFixedProperties( Sequence< Property >& _rProps ) const
 185 {
 186     BEGIN_DESCRIBE_PROPERTIES( 2, OControlModel )
 187         DECL_PROP1(DEFAULT_TEXT,    OUString,    BOUND);
 188         DECL_PROP1(TABINDEX,        sal_Int16,          BOUND);
 189     END_DESCRIBE_PROPERTIES();
 190 }
 191
 192
 193 OUString SAL_CALL OFileControlModel::getServiceName() throw ( ::com::sun::star::uno::RuntimeException, std::exception)
 194 {
 195     return OUString(FRM_COMPONENT_FILECONTROL);   // old (non-sun) name for compatibility !
 196 }
 197
 198
 199 void OFileControlModel::write(const Reference<css::io::XObjectOutputStream>& _rxOutStream) throw ( ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException, std::exception)
 200 {
 201     OControlModel::write(_rxOutStream);
 202
 203     ::osl::MutexGuard aGuard(m_aMutex);
 204
 205     // Version
 206     _rxOutStream->writeShort(0x0002);
 207     // Default value
 208     _rxOutStream << m_sDefaultValue;
 209     writeHelpTextCompatibly(_rxOutStream);
 210 }
 211
 212
 213 void OFileControlModel::read(const Reference<css::io::XObjectInputStream>& _rxInStream) throw ( ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException, std::exception)
 214 {
 215     OControlModel::read(_rxInStream);
 216     ::osl::MutexGuard aGuard(m_aMutex);
 217
 218     // Version
 219     sal_uInt16 nVersion = _rxInStream->readShort();
 220     // Default value
 221     switch (nVersion)
 222     {
 223         case 1:
 224             _rxInStream >> m_sDefaultValue; break;
 225         case 2:
 226             _rxInStream >> m_sDefaultValue;
 227             readHelpTextCompatibly(_rxInStream);
 228             break;
 229         default:
 230             OSL_FAIL("OFileControlModel::read : unknown version !");
 231             m_sDefaultValue.clear();
 232     }
 233
 234     // Display default values after read
 235 //  _reset();
 236 }
 237
 238
 239 void SAL_CALL OFileControlModel::reset() throw ( ::com::sun::star::uno::RuntimeException, std::exception)
 240 {
 241     ::cppu::OInterfaceIteratorHelper aIter(m_aResetListeners);
 242     EventObject aEvt(static_cast<XWeak*>(this));
 243     bool bContinue = true;
 244     while (aIter.hasMoreElements() && bContinue)
 245         bContinue = static_cast<XResetListener*>(aIter.next())->approveReset(aEvt);
 246
 247     if (bContinue)
 248     {
 249         {
 250             // If Models are threadSave
 251             ::osl::MutexGuard aGuard(m_aMutex);
 252             _reset();
 253         }
 254         m_aResetListeners.notifyEach( &XResetListener::resetted, aEvt );
 255     }
 256 }
 257
 258
 259 void OFileControlModel::addResetListener(const Reference<XResetListener>& _rxListener) throw ( ::com::sun::star::uno::RuntimeException, std::exception)
 260 {
 261     m_aResetListeners.addInterface(_rxListener);
 262 }
 263
 264
 265 void OFileControlModel::removeResetListener(const Reference<XResetListener>& _rxListener) throw ( ::com::sun::star::uno::RuntimeException, std::exception)
 266 {
 267     m_aResetListeners.removeInterface(_rxListener);
 268 }
 269
 270
 271 void OFileControlModel::_reset()
 272 {
 273     {   // release our mutex once (it's acquired in the calling method !), as setting aggregate properties
 274         // may cause any uno controls belonging to us to lock the solar mutex, which is potentially dangerous with
 275         // our own mutex locked
 276         MutexRelease aRelease(m_aMutex);
 277         m_xAggregateSet->setPropertyValue(PROPERTY_TEXT, makeAny(m_sDefaultValue));
 278     }
 279 }
 280
 281 }   // namespace frm
 282
 283 extern "C" SAL_DLLPUBLIC_EXPORT ::com::sun::star::uno::XInterface* SAL_CALL
 284 com_sun_star_form_OFileControlModel_get_implementation(::com::sun::star::uno::XComponentContext* component,
 285         ::com::sun::star::uno::Sequence<css::uno::Any> const &)
 286 {
 287     return cppu::acquire(new frm::OFileControlModel(component));
 288 }
 289
 290 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */