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_comphelper.hxx" 26 27 #include "comphelper/accessibleeventbuffer.hxx" 28 29 #include "com/sun/star/uno/Reference.hxx" 30 #include "com/sun/star/uno/RuntimeException.hpp" 31 #include "com/sun/star/uno/Sequence.hxx" 32 #include "com/sun/star/uno/XInterface.hpp" 33 #include "com/sun/star/accessibility/AccessibleEventObject.hpp" 34 #include "com/sun/star/accessibility/XAccessibleEventListener.hpp" 35 #include "osl/diagnose.h" 36 #include "rtl/textenc.h" 37 #include "rtl/ustring.hxx" 38 #include "sal/types.h" 39 40 namespace css = ::com::sun::star; 41 42 using comphelper::AccessibleEventBuffer; 43 44 struct AccessibleEventBuffer::Entry 45 { 46 inline Entry(::css::accessibility::AccessibleEventObject const & rEvent, 47 ::css::uno::Sequence< ::css::uno::Reference< 48 ::css::uno::XInterface > > const & rListeners): 49 m_aEvent(rEvent), m_aListeners(rListeners) {} 50 51 ::css::accessibility::AccessibleEventObject m_aEvent; 52 53 ::css::uno::Sequence< 54 ::css::uno::Reference< ::css::uno::XInterface > > m_aListeners; 55 }; 56 57 AccessibleEventBuffer::AccessibleEventBuffer() 58 {} 59 60 AccessibleEventBuffer::AccessibleEventBuffer( 61 AccessibleEventBuffer const & rOther): 62 m_aEntries(rOther.m_aEntries) 63 {} 64 65 AccessibleEventBuffer::~AccessibleEventBuffer() 66 {} 67 68 AccessibleEventBuffer 69 AccessibleEventBuffer::operator =(AccessibleEventBuffer const & rOther) 70 { 71 m_aEntries = rOther.m_aEntries; 72 return *this; 73 } 74 75 void AccessibleEventBuffer::addEvent( 76 ::css::accessibility::AccessibleEventObject const & rEvent, 77 ::css::uno::Sequence< ::css::uno::Reference< ::css::uno::XInterface > > 78 const & rListeners) 79 { 80 m_aEntries.push_back(Entry(rEvent, rListeners)); 81 } 82 83 void AccessibleEventBuffer::sendEvents() const 84 { 85 for (Entries::const_iterator aIt(m_aEntries.begin()); 86 aIt != m_aEntries.end(); ++aIt) 87 for (::sal_Int32 i = 0; i < aIt->m_aListeners.getLength(); ++i) 88 { 89 ::css::uno::Reference< 90 ::css::accessibility::XAccessibleEventListener > xListener( 91 aIt->m_aListeners[i], ::css::uno::UNO_QUERY); 92 if (xListener.is()) 93 try 94 { 95 xListener->notifyEvent(aIt->m_aEvent); 96 } 97 catch (::css::uno::RuntimeException & rEx) 98 { 99 OSL_TRACE( 100 "comphelper::AccessibleEventBuffer::sendEvents:" 101 " caught %s\n", 102 ::rtl::OUStringToOString( 103 rEx.Message, RTL_TEXTENCODING_UTF8).getStr()); 104 } 105 } 106 } 107