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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/XEventListener.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 : class SvtLanguageTable;
42 :
43 : // flags for script types in use within selection
44 : #define LS_SCRIPT_LATIN 0x0001
45 : #define LS_SCRIPT_ASIAN 0x0002
46 : #define LS_SCRIPT_COMPLEX 0x0004
47 :
48 : namespace framework
49 : {
50 :
51 : // menu ids for language status bar control
52 : enum LangMenuIDs
53 : {
54 : MID_LANG_SEL_1 = 1, // need to start with 1 since xPopupMenu->execute will return 0 if the menu is cancelled
55 : MID_LANG_SEL_2,
56 : MID_LANG_SEL_3,
57 : MID_LANG_SEL_4,
58 : MID_LANG_SEL_5,
59 : MID_LANG_SEL_6,
60 : MID_LANG_SEL_7,
61 : MID_LANG_SEL_8,
62 : MID_LANG_SEL_9,
63 : MID_LANG_SEL_NONE,
64 : MID_LANG_SEL_RESET,
65 : MID_LANG_SEL_MORE,
66 :
67 : MID_LANG_PARA_SEPARATOR,
68 : MID_LANG_PARA_STRING,
69 :
70 : MID_LANG_PARA_1,
71 : MID_LANG_PARA_2,
72 : MID_LANG_PARA_3,
73 : MID_LANG_PARA_4,
74 : MID_LANG_PARA_5,
75 : MID_LANG_PARA_6,
76 : MID_LANG_PARA_7,
77 : MID_LANG_PARA_8,
78 : MID_LANG_PARA_9,
79 : MID_LANG_PARA_NONE,
80 : MID_LANG_PARA_RESET,
81 : MID_LANG_PARA_MORE,
82 : };
83 :
84 0 : inline bool IsScriptTypeMatchingToLanguage( sal_Int16 nScriptType, LanguageType nLang )
85 : {
86 0 : return 0 != (nScriptType & SvtLanguageOptions::GetScriptTypeOfLanguage( nLang ));
87 : }
88 :
89 0 : inline void RetrieveTypeNameFromResourceURL( const OUString& aResourceURL, OUString& aType, OUString& aName )
90 : {
91 0 : const sal_Int32 RESOURCEURL_PREFIX_SIZE = 17;
92 0 : const char RESOURCEURL_PREFIX[] = "private:resource/";
93 :
94 0 : if (( aResourceURL.startsWith( RESOURCEURL_PREFIX ) ) &&
95 0 : ( aResourceURL.getLength() > RESOURCEURL_PREFIX_SIZE ))
96 : {
97 0 : OUString aTmpStr( aResourceURL.copy( RESOURCEURL_PREFIX_SIZE ));
98 0 : sal_Int32 nToken = 0;
99 0 : sal_Int32 nPart = 0;
100 0 : do
101 : {
102 0 : OUString sToken = aTmpStr.getToken( 0, '/', nToken);
103 0 : if ( !sToken.isEmpty() )
104 : {
105 0 : if ( nPart == 0 )
106 0 : aType = sToken;
107 0 : else if ( nPart == 1 )
108 0 : aName = sToken;
109 : else
110 0 : break;
111 0 : nPart++;
112 0 : }
113 : }
114 0 : while( nToken >=0 );
115 : }
116 0 : }
117 :
118 0 : class FWI_DLLPUBLIC LanguageGuessingHelper
119 : {
120 : mutable ::com::sun::star::uno::Reference< ::com::sun::star::linguistic2::XLanguageGuessing > m_xLanguageGuesser;
121 : ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext > m_xContext;
122 :
123 : public:
124 0 : LanguageGuessingHelper(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& _xContext) : m_xContext(_xContext){}
125 :
126 : ::com::sun::star::uno::Reference< ::com::sun::star::linguistic2::XLanguageGuessing > GetGuesser() const;
127 : };
128 :
129 : FWI_DLLPUBLIC OUString RetrieveLabelFromCommand( const OUString& aCmdURL
130 : ,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& _xContext
131 : ,::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >& _xUICommandLabels
132 : ,const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XFrame >& _xFrame
133 : ,OUString& _rModuleIdentifier
134 : ,bool& _rIni
135 : ,const sal_Char* _pName);
136 :
137 : FWI_DLLPUBLIC void FillLangItems( std::set< OUString > &rLangItems,
138 : const SvtLanguageTable &rLanguageTable,
139 : const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XFrame > &rxFrame,
140 : const LanguageGuessingHelper & rLangGuessHelper,
141 : sal_Int16 nScriptType,
142 : const OUString & rCurLang,
143 : const OUString & rKeyboardLang,
144 : const OUString & rGuessedTextLang );
145 :
146 : //It's common for an object to want to create and own a Broadcaster and set
147 : //itself as a Listener on its own Broadcaster member.
148 :
149 : //However, calling addListener on a Broadcaster means that the Broadcaster adds
150 : //a reference to the Listener leading to an ownership cycle where the Listener
151 : //owns the Broadcaster which "owns" the Listener.
152 :
153 : //The WeakContainerListener allows breaking this cycle and retrofitting
154 : //afflicted implentations fairly easily.
155 :
156 : //OriginalListener owns the Broadcaster which "owns" the WeakContainerListener
157 : //which forwards the events to the OriginalListener without taking ownership of
158 : //it.
159 : class WeakContainerListener : public ::cppu::WeakImplHelper1<com::sun::star::container::XContainerListener>
160 : {
161 : private:
162 : com::sun::star::uno::WeakReference<com::sun::star::container::XContainerListener> mxOwner;
163 :
164 : public:
165 0 : WeakContainerListener(com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner)
166 0 : : mxOwner(xOwner)
167 : {
168 0 : }
169 :
170 0 : virtual ~WeakContainerListener()
171 0 : {
172 0 : }
173 :
174 : // container.XContainerListener
175 0 : virtual void SAL_CALL elementInserted(const com::sun::star::container::ContainerEvent& rEvent)
176 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
177 : {
178 : com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner(mxOwner.get(),
179 0 : com::sun::star::uno::UNO_QUERY);
180 0 : if (xOwner.is())
181 0 : xOwner->elementInserted(rEvent);
182 0 : }
183 :
184 0 : virtual void SAL_CALL elementRemoved(const com::sun::star::container::ContainerEvent& rEvent)
185 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
186 : {
187 : com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner(mxOwner.get(),
188 0 : com::sun::star::uno::UNO_QUERY);
189 0 : if (xOwner.is())
190 0 : xOwner->elementRemoved(rEvent);
191 0 : }
192 :
193 0 : virtual void SAL_CALL elementReplaced(const com::sun::star::container::ContainerEvent& rEvent)
194 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
195 : {
196 : com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner(mxOwner.get(),
197 0 : com::sun::star::uno::UNO_QUERY);
198 0 : if (xOwner.is())
199 0 : xOwner->elementReplaced(rEvent);
200 0 : }
201 :
202 : // lang.XEventListener
203 0 : virtual void SAL_CALL disposing(const com::sun::star::lang::EventObject& rEvent)
204 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
205 : {
206 : com::sun::star::uno::Reference<com::sun::star::container::XContainerListener> xOwner(mxOwner.get(),
207 0 : com::sun::star::uno::UNO_QUERY);
208 0 : if (xOwner.is())
209 0 : xOwner->disposing(rEvent);
210 :
211 0 : }
212 : };
213 :
214 : class WeakChangesListener : public ::cppu::WeakImplHelper1<com::sun::star::util::XChangesListener>
215 : {
216 : private:
217 : com::sun::star::uno::WeakReference<com::sun::star::util::XChangesListener> mxOwner;
218 :
219 : public:
220 0 : WeakChangesListener(com::sun::star::uno::Reference<com::sun::star::util::XChangesListener> xOwner)
221 0 : : mxOwner(xOwner)
222 : {
223 0 : }
224 :
225 0 : virtual ~WeakChangesListener()
226 0 : {
227 0 : }
228 :
229 : // util.XChangesListener
230 0 : virtual void SAL_CALL changesOccurred(const com::sun::star::util::ChangesEvent& rEvent)
231 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
232 : {
233 : com::sun::star::uno::Reference<com::sun::star::util::XChangesListener> xOwner(mxOwner.get(),
234 0 : com::sun::star::uno::UNO_QUERY);
235 0 : if (xOwner.is())
236 0 : xOwner->changesOccurred(rEvent);
237 0 : }
238 :
239 : // lang.XEventListener
240 0 : virtual void SAL_CALL disposing(const com::sun::star::lang::EventObject& rEvent)
241 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
242 : {
243 : com::sun::star::uno::Reference<com::sun::star::util::XChangesListener> xOwner(mxOwner.get(),
244 0 : com::sun::star::uno::UNO_QUERY);
245 0 : if (xOwner.is())
246 0 : xOwner->disposing(rEvent);
247 :
248 0 : }
249 : };
250 :
251 : class WeakEventListener : public ::cppu::WeakImplHelper1<com::sun::star::lang::XEventListener>
252 : {
253 : private:
254 : com::sun::star::uno::WeakReference<com::sun::star::lang::XEventListener> mxOwner;
255 :
256 : public:
257 : WeakEventListener(com::sun::star::uno::Reference<com::sun::star::lang::XEventListener> xOwner)
258 : : mxOwner(xOwner)
259 : {
260 : }
261 :
262 : virtual ~WeakEventListener()
263 : {
264 : }
265 :
266 : // lang.XEventListener
267 : virtual void SAL_CALL disposing(const com::sun::star::lang::EventObject& rEvent)
268 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
269 : {
270 : com::sun::star::uno::Reference<com::sun::star::lang::XEventListener> xOwner(mxOwner.get(),
271 : com::sun::star::uno::UNO_QUERY);
272 : if (xOwner.is())
273 : xOwner->disposing(rEvent);
274 :
275 : }
276 : };
277 :
278 : class WeakDocumentEventListener : public ::cppu::WeakImplHelper1<com::sun::star::document::XEventListener>
279 : {
280 : private:
281 : com::sun::star::uno::WeakReference<com::sun::star::document::XEventListener> mxOwner;
282 :
283 : public:
284 0 : WeakDocumentEventListener(com::sun::star::uno::Reference<com::sun::star::document::XEventListener> xOwner)
285 0 : : mxOwner(xOwner)
286 : {
287 0 : }
288 :
289 0 : virtual ~WeakDocumentEventListener()
290 0 : {
291 0 : }
292 :
293 0 : virtual void SAL_CALL notifyEvent(const com::sun::star::document::EventObject& rEvent)
294 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
295 : {
296 : com::sun::star::uno::Reference<com::sun::star::document::XEventListener> xOwner(mxOwner.get(),
297 0 : com::sun::star::uno::UNO_QUERY);
298 0 : if (xOwner.is())
299 0 : xOwner->notifyEvent(rEvent);
300 :
301 0 : }
302 :
303 : // lang.XEventListener
304 0 : virtual void SAL_CALL disposing(const com::sun::star::lang::EventObject& rEvent)
305 : throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE
306 : {
307 : com::sun::star::uno::Reference<com::sun::star::document::XEventListener> xOwner(mxOwner.get(),
308 0 : com::sun::star::uno::UNO_QUERY);
309 0 : if (xOwner.is())
310 0 : xOwner->disposing(rEvent);
311 :
312 0 : }
313 : };
314 :
315 : } // namespace framework
316 :
317 : #endif // INCLUDED_FRAMEWORK_INC_HELPER_MISCHELPER_HXX
318 :
319 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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