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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 :
21 : #include "imestatuswindow.hxx"
22 :
23 : #include <sfx2/app.hxx>
24 : #include <sfx2/sfxsids.hrc>
25 :
26 : #include "com/sun/star/beans/PropertyState.hpp"
27 : #include "com/sun/star/beans/PropertyValue.hpp"
28 : #include "com/sun/star/beans/XPropertySet.hpp"
29 : #include "com/sun/star/configuration/theDefaultProvider.hpp"
30 : #include "com/sun/star/lang/DisposedException.hpp"
31 : #include "com/sun/star/lang/XMultiServiceFactory.hpp"
32 : #include "com/sun/star/uno/Any.hxx"
33 : #include "com/sun/star/uno/Exception.hpp"
34 : #include "com/sun/star/uno/Reference.hxx"
35 : #include "com/sun/star/uno/RuntimeException.hpp"
36 : #include "com/sun/star/uno/Sequence.hxx"
37 : #include "com/sun/star/util/XChangesBatch.hpp"
38 : #include "osl/diagnose.h"
39 : #include "osl/mutex.hxx"
40 : #include "rtl/ustring.h"
41 : #include "rtl/ustring.hxx"
42 : #include "sal/types.h"
43 : #include "vcl/svapp.hxx"
44 :
45 : //TO-Do, merge into framework/inc/helpers/mischelpers.hxx and deliver
46 : class WeakPropertyChangeListener : public ::cppu::WeakImplHelper1<com::sun::star::beans::XPropertyChangeListener>
47 : {
48 : private:
49 : com::sun::star::uno::WeakReference<com::sun::star::beans::XPropertyChangeListener> mxOwner;
50 :
51 : public:
52 0 : WeakPropertyChangeListener(com::sun::star::uno::Reference<com::sun::star::beans::XPropertyChangeListener> xOwner)
53 0 : : mxOwner(xOwner)
54 : {
55 0 : }
56 :
57 0 : virtual ~WeakPropertyChangeListener()
58 0 : {
59 0 : }
60 :
61 0 : virtual void SAL_CALL propertyChange(const com::sun::star::beans::PropertyChangeEvent &rEvent )
62 : throw(com::sun::star::uno::RuntimeException)
63 : {
64 : com::sun::star::uno::Reference<com::sun::star::beans::XPropertyChangeListener> xOwner(mxOwner.get(),
65 0 : com::sun::star::uno::UNO_QUERY);
66 0 : if (xOwner.is())
67 0 : xOwner->propertyChange(rEvent);
68 :
69 0 : }
70 :
71 : // lang.XEventListener
72 0 : virtual void SAL_CALL disposing(const com::sun::star::lang::EventObject& rEvent)
73 : throw(com::sun::star::uno::RuntimeException)
74 : {
75 : com::sun::star::uno::Reference<com::sun::star::beans::XPropertyChangeListener> xOwner(mxOwner.get(),
76 0 : com::sun::star::uno::UNO_QUERY);
77 0 : if (xOwner.is())
78 0 : xOwner->disposing(rEvent);
79 :
80 0 : }
81 : };
82 :
83 : using sfx2::appl::ImeStatusWindow;
84 :
85 133 : ImeStatusWindow::ImeStatusWindow(
86 : css::uno::Reference< css::uno::XComponentContext > const & rxContext):
87 : m_xContext(rxContext),
88 133 : m_bDisposed(false)
89 133 : {}
90 :
91 133 : void ImeStatusWindow::init()
92 : {
93 133 : if (Application::CanToggleImeStatusWindow())
94 : try
95 : {
96 0 : sal_Bool bShow = sal_Bool();
97 0 : if (getConfig()->getPropertyValue(
98 : OUString(
99 0 : "ShowStatusWindow"))
100 0 : >>= bShow)
101 0 : Application::ShowImeStatusWindow(bShow);
102 : }
103 0 : catch (css::uno::Exception &)
104 : {
105 : OSL_FAIL("com.sun.star.uno.Exception");
106 : // Degrade gracefully and use the VCL-supplied default if no
107 : // configuration is available.
108 : }
109 133 : }
110 :
111 0 : bool ImeStatusWindow::isShowing()
112 : {
113 : try
114 : {
115 0 : sal_Bool bShow = sal_Bool();
116 0 : if (getConfig()->getPropertyValue(
117 0 : OUString("ShowStatusWindow"))
118 0 : >>= bShow)
119 0 : return bShow;
120 : }
121 0 : catch (css::uno::Exception &)
122 : {
123 : OSL_FAIL("com.sun.star.uno.Exception");
124 : // Degrade gracefully and use the VCL-supplied default if no
125 : // configuration is available.
126 : }
127 0 : return Application::GetShowImeStatusWindowDefault();
128 : }
129 :
130 0 : void ImeStatusWindow::show(bool bShow)
131 : {
132 : try
133 : {
134 0 : css::uno::Reference< css::beans::XPropertySet > xConfig(getConfig());
135 0 : xConfig->setPropertyValue(
136 : OUString("ShowStatusWindow"),
137 0 : css::uno::makeAny(static_cast< sal_Bool >(bShow)));
138 : css::uno::Reference< css::util::XChangesBatch > xCommit(
139 0 : xConfig, css::uno::UNO_QUERY);
140 : // Degrade gracefully by not saving the settings permanently:
141 0 : if (xCommit.is())
142 0 : xCommit->commitChanges();
143 : // Alternatively, setting the VCL status could be done even if updating
144 : // the configuration failed:
145 0 : Application::ShowImeStatusWindow(bShow);
146 : }
147 0 : catch (css::uno::Exception &)
148 : {
149 : OSL_FAIL("com.sun.star.uno.Exception");
150 : }
151 0 : }
152 :
153 4 : bool ImeStatusWindow::canToggle() const
154 : {
155 4 : return Application::CanToggleImeStatusWindow();
156 : }
157 :
158 249 : ImeStatusWindow::~ImeStatusWindow()
159 : {
160 83 : if (m_xConfig.is() && m_xConfigListener.is())
161 : // We should never get here, but just in case...
162 : try
163 : {
164 0 : m_xConfig->removePropertyChangeListener(
165 : OUString("ShowStatusWindow"),
166 0 : m_xConfigListener);
167 : }
168 0 : catch (css::uno::Exception &)
169 : {
170 : OSL_FAIL("com.sun.star.uno.RuntimeException");
171 : }
172 166 : }
173 :
174 0 : void SAL_CALL ImeStatusWindow::disposing(css::lang::EventObject const & )
175 : throw (css::uno::RuntimeException)
176 : {
177 0 : osl::MutexGuard aGuard(m_aMutex);
178 0 : m_xConfig = 0;
179 0 : m_bDisposed = true;
180 0 : }
181 :
182 : void SAL_CALL
183 0 : ImeStatusWindow::propertyChange(css::beans::PropertyChangeEvent const & )
184 : throw (css::uno::RuntimeException)
185 : {
186 0 : SolarMutexGuard aGuard;
187 0 : SfxApplication* pApp = SfxApplication::Get();
188 0 : if (pApp)
189 0 : pApp->Invalidate(SID_SHOW_IME_STATUS_WINDOW);
190 0 : }
191 :
192 0 : css::uno::Reference< css::beans::XPropertySet > ImeStatusWindow::getConfig()
193 : {
194 0 : css::uno::Reference< css::beans::XPropertySet > xConfig;
195 0 : bool bAdd = false;
196 : {
197 0 : osl::MutexGuard aGuard(m_aMutex);
198 0 : if (!m_xConfig.is())
199 : {
200 0 : if (m_bDisposed)
201 0 : throw css::lang::DisposedException();
202 0 : if (!m_xContext.is())
203 : throw css::uno::RuntimeException(
204 : OUString(
205 : "null comphelper::getProcessServiceFactory"),
206 0 : 0);
207 : css::uno::Reference< css::lang::XMultiServiceFactory > xProvider =
208 0 : css::configuration::theDefaultProvider::get( m_xContext );
209 : css::beans::PropertyValue aArg(
210 : OUString("nodepath"), -1,
211 : css::uno::makeAny(
212 : OUString(
213 : "/org.openoffice.Office.Common/I18N/InputMethod")),
214 0 : css::beans::PropertyState_DIRECT_VALUE);
215 0 : css::uno::Sequence< css::uno::Any > aArgs(1);
216 0 : aArgs[0] <<= aArg;
217 : m_xConfig
218 0 : = css::uno::Reference< css::beans::XPropertySet >(
219 0 : xProvider->createInstanceWithArguments(
220 : OUString(
221 : "com.sun.star.configuration.ConfigurationUpdateAccess"),
222 0 : aArgs),
223 0 : css::uno::UNO_QUERY);
224 0 : if (!m_xConfig.is())
225 : throw css::uno::RuntimeException(
226 : OUString(
227 : "null com.sun.star.configuration."
228 : "ConfigurationUpdateAccess"),
229 0 : 0);
230 0 : bAdd = true;
231 : }
232 0 : xConfig = m_xConfig;
233 : }
234 0 : if (bAdd)
235 : {
236 : // Exceptions here could be handled individually, to support graceful
237 : // degradation (no update notification mechanism in this case---but also
238 : // no dispose notifications):
239 0 : m_xConfigListener = new WeakPropertyChangeListener(this);
240 0 : xConfig->addPropertyChangeListener(
241 : OUString("ShowStatusWindow"),
242 0 : m_xConfigListener);
243 : }
244 0 : return xConfig;
245 408 : }
246 :
247 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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