1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_sfx2.hxx" 26 #include <sfx2/querystatus.hxx> 27 #include <svl/poolitem.hxx> 28 #include <svl/eitem.hxx> 29 #include <svl/stritem.hxx> 30 #include <svl/intitem.hxx> 31 #include <svl/itemset.hxx> 32 #include <svtools/itemdel.hxx> 33 #include <svl/visitem.hxx> 34 #include <cppuhelper/weak.hxx> 35 #include <comphelper/processfactory.hxx> 36 #include <vos/mutex.hxx> 37 #include <vcl/svapp.hxx> 38 #include <com/sun/star/util/XURLTransformer.hpp> 39 #include <com/sun/star/frame/status/ItemStatus.hpp> 40 #include <com/sun/star/frame/status/ItemState.hpp> 41 #include <com/sun/star/frame/status/Visibility.hpp> 42 43 using ::rtl::OUString; 44 using namespace ::cppu; 45 using namespace ::com::sun::star::uno; 46 using namespace ::com::sun::star::frame; 47 using namespace ::com::sun::star::frame::status; 48 using namespace ::com::sun::star::lang; 49 using namespace ::com::sun::star::util; 50 51 class SfxQueryStatus_Impl : public ::com::sun::star::frame::XStatusListener , 52 public ::com::sun::star::lang::XTypeProvider , 53 public ::cppu::OWeakObject 54 { 55 public: 56 SFX_DECL_XINTERFACE_XTYPEPROVIDER 57 58 SfxQueryStatus_Impl( const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XDispatchProvider >& rDispatchProvider, sal_uInt16 nSlotId, const rtl::OUString& aCommand ); 59 virtual ~SfxQueryStatus_Impl(); 60 61 // Query method 62 SfxItemState QueryState( SfxPoolItem*& pPoolItem ); 63 64 // XEventListener 65 virtual void SAL_CALL disposing(const ::com::sun::star::lang::EventObject& Source) throw( ::com::sun::star::uno::RuntimeException ); 66 67 // XStatusListener 68 virtual void SAL_CALL statusChanged(const ::com::sun::star::frame::FeatureStateEvent& Event) throw( ::com::sun::star::uno::RuntimeException ); 69 70 private: 71 SfxQueryStatus_Impl( const SfxQueryStatus& ); 72 SfxQueryStatus_Impl(); 73 SfxQueryStatus_Impl& operator=( const SfxQueryStatus& ); 74 75 sal_Bool m_bQueryInProgress; 76 SfxItemState m_eState; 77 SfxPoolItem* m_pItem; 78 sal_uInt16 m_nSlotID; 79 osl::Condition m_aCondition; 80 ::com::sun::star::util::URL m_aCommand; 81 com::sun::star::uno::Reference< com::sun::star::frame::XDispatch > m_xDispatch; 82 }; 83 84 SFX_IMPL_XINTERFACE_2( SfxQueryStatus_Impl, OWeakObject, ::com::sun::star::frame::XStatusListener, ::com::sun::star::lang::XEventListener ) 85 SFX_IMPL_XTYPEPROVIDER_2( SfxQueryStatus_Impl, ::com::sun::star::frame::XStatusListener, ::com::sun::star::lang::XEventListener ) 86 87 SfxQueryStatus_Impl::SfxQueryStatus_Impl( const Reference< XDispatchProvider >& rDispatchProvider, sal_uInt16 nSlotId, const OUString& rCommand ) : 88 cppu::OWeakObject(), 89 m_bQueryInProgress( sal_False ), 90 m_eState( SFX_ITEM_DISABLED ), 91 m_pItem( 0 ), 92 m_nSlotID( nSlotId ) 93 { 94 m_aCommand.Complete = rCommand; 95 Reference < XURLTransformer > xTrans( ::comphelper::getProcessServiceFactory()->createInstance( 96 rtl::OUString::createFromAscii("com.sun.star.util.URLTransformer" )), UNO_QUERY ); 97 xTrans->parseStrict( m_aCommand ); 98 if ( rDispatchProvider.is() ) 99 m_xDispatch = rDispatchProvider->queryDispatch( m_aCommand, rtl::OUString(), 0 ); 100 m_aCondition.reset(); 101 } 102 103 SfxQueryStatus_Impl::~SfxQueryStatus_Impl() 104 { 105 } 106 107 void SAL_CALL SfxQueryStatus_Impl::disposing( const EventObject& ) 108 throw( RuntimeException ) 109 { 110 ::vos::OGuard aGuard( Application::GetSolarMutex() ); 111 m_xDispatch.clear(); 112 } 113 114 void SAL_CALL SfxQueryStatus_Impl::statusChanged( const FeatureStateEvent& rEvent) 115 throw( RuntimeException ) 116 { 117 ::vos::OGuard aGuard( Application::GetSolarMutex() ); 118 119 m_pItem = NULL; 120 m_eState = SFX_ITEM_DISABLED; 121 122 if ( rEvent.IsEnabled ) 123 { 124 m_eState = SFX_ITEM_AVAILABLE; 125 ::com::sun::star::uno::Type pType = rEvent.State.getValueType(); 126 127 if ( pType == ::getBooleanCppuType() ) 128 { 129 sal_Bool bTemp = false; 130 rEvent.State >>= bTemp ; 131 m_pItem = new SfxBoolItem( m_nSlotID, bTemp ); 132 } 133 else if ( pType == ::getCppuType((const sal_uInt16*)0) ) 134 { 135 sal_uInt16 nTemp = 0; 136 rEvent.State >>= nTemp ; 137 m_pItem = new SfxUInt16Item( m_nSlotID, nTemp ); 138 } 139 else if ( pType == ::getCppuType((const sal_uInt32*)0) ) 140 { 141 sal_uInt32 nTemp = 0; 142 rEvent.State >>= nTemp ; 143 m_pItem = new SfxUInt32Item( m_nSlotID, nTemp ); 144 } 145 else if ( pType == ::getCppuType((const ::rtl::OUString*)0) ) 146 { 147 ::rtl::OUString sTemp ; 148 rEvent.State >>= sTemp ; 149 m_pItem = new SfxStringItem( m_nSlotID, sTemp ); 150 } 151 else if ( pType == ::getCppuType((const ::com::sun::star::frame::status::ItemStatus*)0) ) 152 { 153 ItemStatus aItemStatus; 154 rEvent.State >>= aItemStatus; 155 m_eState = aItemStatus.State; 156 m_pItem = new SfxVoidItem( m_nSlotID ); 157 } 158 else if ( pType == ::getCppuType((const ::com::sun::star::frame::status::Visibility*)0) ) 159 { 160 Visibility aVisibilityStatus; 161 rEvent.State >>= aVisibilityStatus; 162 m_pItem = new SfxVisibilityItem( m_nSlotID, aVisibilityStatus.bVisible ); 163 } 164 else 165 { 166 m_eState = SFX_ITEM_UNKNOWN; 167 m_pItem = new SfxVoidItem( m_nSlotID ); 168 } 169 } 170 171 if ( m_pItem ) 172 DeleteItemOnIdle( m_pItem ); 173 174 try 175 { 176 m_aCondition.set(); 177 m_xDispatch->removeStatusListener( Reference< XStatusListener >( static_cast< cppu::OWeakObject* >( this ), UNO_QUERY ), 178 m_aCommand ); 179 } 180 catch ( Exception& ) 181 { 182 } 183 } 184 185 // Query method 186 SfxItemState SfxQueryStatus_Impl::QueryState( SfxPoolItem*& rpPoolItem ) 187 { 188 ::vos::OGuard aGuard( Application::GetSolarMutex() ); 189 if ( !m_bQueryInProgress ) 190 { 191 m_pItem = NULL; 192 m_eState = SFX_ITEM_DISABLED; 193 194 if ( m_xDispatch.is() ) 195 { 196 try 197 { 198 m_aCondition.reset(); 199 m_bQueryInProgress = sal_True; 200 m_xDispatch->addStatusListener( Reference< XStatusListener >( static_cast< cppu::OWeakObject* >( this ), UNO_QUERY ), 201 m_aCommand ); 202 } 203 catch ( Exception& ) 204 { 205 m_aCondition.set(); 206 } 207 } 208 else 209 m_aCondition.set(); 210 } 211 212 m_aCondition.wait(); 213 214 m_bQueryInProgress = sal_False; 215 rpPoolItem = m_pItem; 216 return m_eState; 217 } 218 219 //************************************************************************* 220 221 SfxQueryStatus::SfxQueryStatus( const Reference< XDispatchProvider >& rDispatchProvider, sal_uInt16 nSlotId, const OUString& rCommand ) 222 { 223 m_pSfxQueryStatusImpl = new SfxQueryStatus_Impl( rDispatchProvider, nSlotId, rCommand ); 224 m_xStatusListener = Reference< XStatusListener >( 225 static_cast< cppu::OWeakObject* >( m_pSfxQueryStatusImpl ), 226 UNO_QUERY ); 227 } 228 229 SfxQueryStatus::~SfxQueryStatus() 230 { 231 } 232 233 SfxItemState SfxQueryStatus::QueryState( SfxPoolItem*& rpPoolItem ) 234 { 235 ::vos::OGuard aGuard( Application::GetSolarMutex() ); 236 return m_pSfxQueryStatusImpl->QueryState( rpPoolItem ); 237 } 238