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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 : #ifndef INCLUDED_FRAMEWORK_INC_HELPER_MISCHELPER_HXX
21 : #define INCLUDED_FRAMEWORK_INC_HELPER_MISCHELPER_HXX
22 :
23 : #include <com/sun/star/linguistic2/XLanguageGuessing.hpp>
24 : #include <com/sun/star/container/XNameAccess.hpp>
25 : #include <com/sun/star/document/XDocumentEventListener.hpp>
26 : #include <com/sun/star/lang/XEventListener.hpp>
27 : #include <com/sun/star/util/XChangesListener.hpp>
28 : #include <com/sun/star/container/XContainerListener.hpp>
29 : #include <com/sun/star/frame/XFrame.hpp>
30 : #include <com/sun/star/uno/XComponentContext.hpp>
31 :
32 : #include <cppuhelper/implbase1.hxx>
33 :
34 : #include <i18nlangtag/lang.h>
35 : #include <svl/languageoptions.hxx>
36 : #include <rtl/ustring.hxx>
37 : #include <fwidllapi.h>
38 :
39 : #include <set>
40 :
41 : namespace framework
42 : {
43 :
44 : // menu ids for language status bar control
45 : enum LangMenuIDs
46 : {
47 : MID_LANG_SEL_1 = 1, // need to start with 1 since xPopupMenu->execute will return 0 if the menu is cancelled
48 : MID_LANG_SEL_2,
49 : MID_LANG_SEL_3,
50 : MID_LANG_SEL_4,
51 : MID_LANG_SEL_5,
52 : MID_LANG_SEL_6,
53 : MID_LANG_SEL_7,
54 : MID_LANG_SEL_8,
55 : MID_LANG_SEL_9,
56 : MID_LANG_SEL_NONE,
57 : MID_LANG_SEL_RESET,
58 : MID_LANG_SEL_MORE,
59 :
60 : MID_LANG_PARA_SEPARATOR,
61 : MID_LANG_PARA_STRING,
62 :
63 : MID_LANG_PARA_1,
64 : MID_LANG_PARA_2,
65 : MID_LANG_PARA_3,
66 : MID_LANG_PARA_4,
67 : MID_LANG_PARA_5,
68 : MID_LANG_PARA_6,
69 : MID_LANG_PARA_7,
70 : MID_LANG_PARA_8,
71 : MID_LANG_PARA_9,
72 : MID_LANG_PARA_NONE,
73 : MID_LANG_PARA_RESET,
74 : MID_LANG_PARA_MORE,
75 : };
76 :
77 0 : inline bool IsScriptTypeMatchingToLanguage( SvtScriptType nScriptType, LanguageType nLang )
78 : {
79 0 : return bool(nScriptType & SvtLanguageOptions::GetScriptTypeOfLanguage( nLang ));
80 : }
81 :
82 24675 : inline void RetrieveTypeNameFromResourceURL( const OUString& aResourceURL, OUString& aType, OUString& aName )
83 : {
84 24675 : const sal_Int32 RESOURCEURL_PREFIX_SIZE = 17;
85 24675 : const char RESOURCEURL_PREFIX[] = "private:resource/";
86 :
87 49350 : if (( aResourceURL.startsWith( RESOURCEURL_PREFIX ) ) &&
88 24675 : ( aResourceURL.getLength() > RESOURCEURL_PREFIX_SIZE ))
89 : {
90 24675 : OUString aTmpStr( aResourceURL.copy( RESOURCEURL_PREFIX_SIZE ));
91 24675 : sal_Int32 nToken = 0;
92 24675 : sal_Int32 nPart = 0;
93 49350 : do
94 : {
95 54277 : OUString sToken = aTmpStr.getToken( 0, '/', nToken);
96 54277 : if ( !sToken.isEmpty() )
97 : {
98 54277 : if ( nPart == 0 )
99 24675 : aType = sToken;
100 29602 : else if ( nPart == 1 )
101 24675 : aName = sToken;
102 : else
103 4927 : break;
104 49350 : nPart++;
105 49350 : }
106 : }
107 74025 : while( nToken >=0 );
108 : }
109 24675 : }
110 :
111 347 : class FWI_DLLPUBLIC LanguageGuessingHelper
112 : {
113 : mutable ::com::sun::star::uno::Reference< ::com::sun::star::linguistic2::XLanguageGuessing > m_xLanguageGuesser;
114 : ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext > m_xContext;
115 :
116 : public:
117 347 : LanguageGuessingHelper(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& _xContext) : m_xContext(_xContext){}
118 :
119 : ::com::sun::star::uno::Reference< ::com::sun::star::linguistic2::XLanguageGuessing > GetGuesser() const;
120 : };
121 :
122 : FWI_DLLPUBLIC OUString RetrieveLabelFromCommand( const OUString& aCmdURL
123 : ,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& _xContext
124 : ,::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >& _xUICommandLabels
125 : ,const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XFrame >& _xFrame
126 : ,OUString& _rModuleIdentifier
127 : ,bool& _rIni
128 : ,const sal_Char* _pName);
129 :
130 : FWI_DLLPUBLIC void FillLangItems( std::set< OUString > &rLangItems,
131 : const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XFrame > &rxFrame,
132 : const LanguageGuessingHelper & rLangGuessHelper,
133 : SvtScriptType nScriptType,
134 : const OUString & rCurLang,
135 : const OUString & rKeyboardLang,
136 : const OUString & rGuessedTextLang );
137 :
138 : //It's common for an object to want to create and own a Broadcaster and set
139 : //itself as a Listener on its own Broadcaster member.
140 :
141 : //However, calling addListener on a Broadcaster means that the Broadcaster adds
142 : //a reference to the Listener leading to an ownership cycle where the Listener
143 : //owns the Broadcaster which "owns" the Listener.
144 :
145 : //The WeakContainerListener allows breaking this cycle and retrofitting
146 : //afflicted implentations fairly easily.
147 :
148 : //OriginalListener owns the Broadcaster which "owns" the WeakContainerListener
149 : //which forwards the events to the OriginalListener without taking ownership of
150 : //it.
151 : class WeakContainerListener : public ::cppu::WeakImplHelper1<com::sun::star::container::XContainerListener>
152 : {
153 : private:
154 : com::sun::star::uno::WeakReference<com::sun::star::container::XContainerListener> mxOwner;
155 :
156 : public:
157 806 : WeakContainerListener(com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner)
158 806 : : mxOwner(xOwner)
159 : {
160 806 : }
161 :
162 1564 : virtual ~WeakContainerListener()
163 782 : {
164 1564 : }
165 :
166 : // container.XContainerListener
167 0 : virtual void SAL_CALL elementInserted(const com::sun::star::container::ContainerEvent& rEvent)
168 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
169 : {
170 : com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner(mxOwner.get(),
171 0 : com::sun::star::uno::UNO_QUERY);
172 0 : if (xOwner.is())
173 0 : xOwner->elementInserted(rEvent);
174 0 : }
175 :
176 0 : virtual void SAL_CALL elementRemoved(const com::sun::star::container::ContainerEvent& rEvent)
177 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
178 : {
179 : com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner(mxOwner.get(),
180 0 : com::sun::star::uno::UNO_QUERY);
181 0 : if (xOwner.is())
182 0 : xOwner->elementRemoved(rEvent);
183 0 : }
184 :
185 0 : virtual void SAL_CALL elementReplaced(const com::sun::star::container::ContainerEvent& rEvent)
186 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
187 : {
188 : com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner(mxOwner.get(),
189 0 : com::sun::star::uno::UNO_QUERY);
190 0 : if (xOwner.is())
191 0 : xOwner->elementReplaced(rEvent);
192 0 : }
193 :
194 : // lang.XEventListener
195 0 : virtual void SAL_CALL disposing(const com::sun::star::lang::EventObject& rEvent)
196 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
197 : {
198 : com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner(mxOwner.get(),
199 0 : com::sun::star::uno::UNO_QUERY);
200 0 : if (xOwner.is())
201 0 : xOwner->disposing(rEvent);
202 :
203 0 : }
204 : };
205 :
206 : class WeakChangesListener : public ::cppu::WeakImplHelper1<com::sun::star::util::XChangesListener>
207 : {
208 : private:
209 : com::sun::star::uno::WeakReference<com::sun::star::util::XChangesListener> mxOwner;
210 :
211 : public:
212 1631 : WeakChangesListener(com::sun::star::uno::Reference<com::sun::star::util::XChangesListener> xOwner)
213 1631 : : mxOwner(xOwner)
214 : {
215 1631 : }
216 :
217 3254 : virtual ~WeakChangesListener()
218 1627 : {
219 3254 : }
220 :
221 : // util.XChangesListener
222 0 : virtual void SAL_CALL changesOccurred(const com::sun::star::util::ChangesEvent& rEvent)
223 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
224 : {
225 : com::sun::star::uno::Reference<com::sun::star::util::XChangesListener> xOwner(mxOwner.get(),
226 0 : com::sun::star::uno::UNO_QUERY);
227 0 : if (xOwner.is())
228 0 : xOwner->changesOccurred(rEvent);
229 0 : }
230 :
231 : // lang.XEventListener
232 0 : virtual void SAL_CALL disposing(const com::sun::star::lang::EventObject& rEvent)
233 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
234 : {
235 : com::sun::star::uno::Reference<com::sun::star::util::XChangesListener> xOwner(mxOwner.get(),
236 0 : com::sun::star::uno::UNO_QUERY);
237 0 : if (xOwner.is())
238 0 : xOwner->disposing(rEvent);
239 :
240 0 : }
241 : };
242 :
243 : class WeakEventListener : public ::cppu::WeakImplHelper1<com::sun::star::lang::XEventListener>
244 : {
245 : private:
246 : com::sun::star::uno::WeakReference<com::sun::star::lang::XEventListener> mxOwner;
247 :
248 : public:
249 : WeakEventListener(com::sun::star::uno::Reference<com::sun::star::lang::XEventListener> xOwner)
250 : : mxOwner(xOwner)
251 : {
252 : }
253 :
254 : virtual ~WeakEventListener()
255 : {
256 : }
257 :
258 : // lang.XEventListener
259 : virtual void SAL_CALL disposing(const com::sun::star::lang::EventObject& rEvent)
260 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
261 : {
262 : com::sun::star::uno::Reference<com::sun::star::lang::XEventListener> xOwner(mxOwner.get(),
263 : com::sun::star::uno::UNO_QUERY);
264 : if (xOwner.is())
265 : xOwner->disposing(rEvent);
266 :
267 : }
268 : };
269 :
270 : class WeakDocumentEventListener : public ::cppu::WeakImplHelper1<com::sun::star::document::XDocumentEventListener>
271 : {
272 : private:
273 : com::sun::star::uno::WeakReference<com::sun::star::document::XDocumentEventListener> mxOwner;
274 :
275 : public:
276 65 : WeakDocumentEventListener(com::sun::star::uno::Reference<com::sun::star::document::XDocumentEventListener> xOwner)
277 65 : : mxOwner(xOwner)
278 : {
279 65 : }
280 :
281 130 : virtual ~WeakDocumentEventListener()
282 65 : {
283 130 : }
284 :
285 0 : virtual void SAL_CALL documentEventOccured(const com::sun::star::document::DocumentEvent& rEvent)
286 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
287 : {
288 : com::sun::star::uno::Reference<com::sun::star::document::XDocumentEventListener> xOwner(mxOwner.get(),
289 0 : com::sun::star::uno::UNO_QUERY);
290 0 : if (xOwner.is())
291 0 : xOwner->documentEventOccured(rEvent);
292 :
293 0 : }
294 :
295 : // lang.XEventListener
296 0 : virtual void SAL_CALL disposing(const com::sun::star::lang::EventObject& rEvent)
297 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
298 : {
299 : com::sun::star::uno::Reference<com::sun::star::document::XDocumentEventListener> xOwner(mxOwner.get(),
300 0 : com::sun::star::uno::UNO_QUERY);
301 0 : if (xOwner.is())
302 0 : xOwner->disposing(rEvent);
303 :
304 0 : }
305 : };
306 :
307 : } // namespace framework
308 :
309 : #endif // INCLUDED_FRAMEWORK_INC_HELPER_MISCHELPER_HXX
310 :
311 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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