xref: /aoo42x/main/sw/inc/switerator.hxx (revision 67e470da)
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 #ifndef _SWITERATOR_HXX
24 #define _SWITERATOR_HXX
25 
26 #include <calbck.hxx>
27 #include <tools/debug.hxx>
28 
29 template< class TElementType, class TSource > class SwIterator
30 {
31     SwClientIter aClientIter;
32 public:
33 
SwIterator(const TSource & rSrc)34     SwIterator( const TSource& rSrc ) : aClientIter(rSrc) { DBG_ASSERT( TElementType::IsOf( TYPE(SwClient) ), "Incompatible types!" ); }
First()35     TElementType* First()     { SwClient* p = aClientIter.First(TYPE(TElementType)); return PTR_CAST(TElementType,p); }
Last()36     TElementType* Last()      { SwClient* p = aClientIter.Last( TYPE(TElementType)); return PTR_CAST(TElementType,p); }
Next()37     TElementType* Next()      { SwClient* p = aClientIter.Next();     return PTR_CAST(TElementType,p); }
Previous()38     TElementType* Previous()  { SwClient* p = aClientIter.Previous(); return PTR_CAST(TElementType,p);  }
FirstElement(const TSource & rMod)39     static TElementType* FirstElement( const TSource& rMod ) { SwClient* p = SwClientIter(rMod).First(TYPE(TElementType)); return PTR_CAST(TElementType,p); }
IsChanged()40     bool IsChanged()          { return aClientIter.IsChanged(); }
41 };
42 
43 #endif
44