1*b3f79822SAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3*b3f79822SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
4*b3f79822SAndrew Rist * or more contributor license agreements. See the NOTICE file
5*b3f79822SAndrew Rist * distributed with this work for additional information
6*b3f79822SAndrew Rist * regarding copyright ownership. The ASF licenses this file
7*b3f79822SAndrew Rist * to you under the Apache License, Version 2.0 (the
8*b3f79822SAndrew Rist * "License"); you may not use this file except in compliance
9*b3f79822SAndrew Rist * with the License. You may obtain a copy of the License at
10*b3f79822SAndrew Rist *
11*b3f79822SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12*b3f79822SAndrew Rist *
13*b3f79822SAndrew Rist * Unless required by applicable law or agreed to in writing,
14*b3f79822SAndrew Rist * software distributed under the License is distributed on an
15*b3f79822SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b3f79822SAndrew Rist * KIND, either express or implied. See the License for the
17*b3f79822SAndrew Rist * specific language governing permissions and limitations
18*b3f79822SAndrew Rist * under the License.
19*b3f79822SAndrew Rist *
20*b3f79822SAndrew Rist *************************************************************/
21*b3f79822SAndrew Rist
22*b3f79822SAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
25cdf0e10cSrcweir #include "precompiled_sc.hxx"
26cdf0e10cSrcweir
27cdf0e10cSrcweir
28cdf0e10cSrcweir
29cdf0e10cSrcweir #include <com/sun/star/util/XModifyListener.hpp>
30cdf0e10cSrcweir #include <tools/debug.hxx>
31cdf0e10cSrcweir
32cdf0e10cSrcweir #include "listenercalls.hxx"
33cdf0e10cSrcweir
34cdf0e10cSrcweir using namespace com::sun::star;
35cdf0e10cSrcweir
36cdf0e10cSrcweir //------------------------------------------------------------------------
37cdf0e10cSrcweir
ScUnoListenerCalls()38cdf0e10cSrcweir ScUnoListenerCalls::ScUnoListenerCalls()
39cdf0e10cSrcweir {
40cdf0e10cSrcweir }
41cdf0e10cSrcweir
~ScUnoListenerCalls()42cdf0e10cSrcweir ScUnoListenerCalls::~ScUnoListenerCalls()
43cdf0e10cSrcweir {
44cdf0e10cSrcweir DBG_ASSERT( aEntries.empty(), "unhandled listener calls remaining" );
45cdf0e10cSrcweir }
46cdf0e10cSrcweir
Add(const uno::Reference<util::XModifyListener> & rListener,const lang::EventObject & rEvent)47cdf0e10cSrcweir void ScUnoListenerCalls::Add( const uno::Reference<util::XModifyListener>& rListener,
48cdf0e10cSrcweir const lang::EventObject& rEvent )
49cdf0e10cSrcweir {
50cdf0e10cSrcweir if ( rListener.is() )
51cdf0e10cSrcweir aEntries.push_back( ScUnoListenerEntry( rListener, rEvent ) );
52cdf0e10cSrcweir }
53cdf0e10cSrcweir
ExecuteAndClear()54cdf0e10cSrcweir void ScUnoListenerCalls::ExecuteAndClear()
55cdf0e10cSrcweir {
56cdf0e10cSrcweir // Execute all stored calls and remove them from the list.
57cdf0e10cSrcweir // During each modified() call, Add may be called again.
58cdf0e10cSrcweir // These new calls are executed here, too.
59cdf0e10cSrcweir
60cdf0e10cSrcweir if (!aEntries.empty())
61cdf0e10cSrcweir {
62cdf0e10cSrcweir std::list<ScUnoListenerEntry>::iterator aItr(aEntries.begin());
63cdf0e10cSrcweir std::list<ScUnoListenerEntry>::iterator aEndItr(aEntries.end());
64cdf0e10cSrcweir while ( aItr != aEndItr )
65cdf0e10cSrcweir {
66cdf0e10cSrcweir ScUnoListenerEntry aEntry = *aItr;
67cdf0e10cSrcweir try
68cdf0e10cSrcweir {
69cdf0e10cSrcweir aEntry.xListener->modified( aEntry.aEvent );
70cdf0e10cSrcweir }
71cdf0e10cSrcweir catch ( uno::RuntimeException )
72cdf0e10cSrcweir {
73cdf0e10cSrcweir // the listener is an external object and may throw a RuntimeException
74cdf0e10cSrcweir // for reasons we don't know
75cdf0e10cSrcweir }
76cdf0e10cSrcweir
77cdf0e10cSrcweir // New calls that are added during the modified() call are appended to the end
78cdf0e10cSrcweir // of aEntries, so the loop will catch them, too (as long as erase happens
79cdf0e10cSrcweir // after modified).
80cdf0e10cSrcweir
81cdf0e10cSrcweir aItr = aEntries.erase(aItr);
82cdf0e10cSrcweir }
83cdf0e10cSrcweir }
84cdf0e10cSrcweir }
85cdf0e10cSrcweir
86