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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, std::exception) SAL_OVERRIDE
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, std::exception) SAL_OVERRIDE
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 0 : ImeStatusWindow::ImeStatusWindow(
86 : css::uno::Reference< css::uno::XComponentContext > const & rxContext):
87 : m_xContext(rxContext),
88 0 : m_bDisposed(false)
89 0 : {}
90 :
91 0 : void ImeStatusWindow::init()
92 : {
93 0 : if (Application::CanToggleImeStatusWindow())
94 : try
95 : {
96 : bool bShow;
97 0 : if (getConfig()->getPropertyValue(OUString("ShowStatusWindow")) >>= bShow)
98 0 : Application::ShowImeStatusWindow(bShow);
99 : }
100 0 : catch (css::uno::Exception &)
101 : {
102 : OSL_FAIL("com.sun.star.uno.Exception");
103 : // Degrade gracefully and use the VCL-supplied default if no
104 : // configuration is available.
105 : }
106 0 : }
107 :
108 0 : bool ImeStatusWindow::isShowing()
109 : {
110 : try
111 : {
112 0 : bool bShow(false);
113 0 : if (getConfig()->getPropertyValue(OUString("ShowStatusWindow")) >>= bShow)
114 0 : return bShow;
115 : }
116 0 : catch (css::uno::Exception &)
117 : {
118 : OSL_FAIL("com.sun.star.uno.Exception");
119 : // Degrade gracefully and use the VCL-supplied default if no
120 : // configuration is available.
121 : }
122 0 : return Application::GetShowImeStatusWindowDefault();
123 : }
124 :
125 0 : void ImeStatusWindow::show(bool bShow)
126 : {
127 : try
128 : {
129 0 : css::uno::Reference< css::beans::XPropertySet > xConfig(getConfig());
130 0 : xConfig->setPropertyValue(
131 : OUString("ShowStatusWindow"),
132 0 : css::uno::makeAny(bShow));
133 : css::uno::Reference< css::util::XChangesBatch > xCommit(
134 0 : xConfig, css::uno::UNO_QUERY);
135 : // Degrade gracefully by not saving the settings permanently:
136 0 : if (xCommit.is())
137 0 : xCommit->commitChanges();
138 : // Alternatively, setting the VCL status could be done even if updating
139 : // the configuration failed:
140 0 : Application::ShowImeStatusWindow(bShow);
141 : }
142 0 : catch (css::uno::Exception &)
143 : {
144 : OSL_FAIL("com.sun.star.uno.Exception");
145 : }
146 0 : }
147 :
148 0 : bool ImeStatusWindow::canToggle() const
149 : {
150 0 : return Application::CanToggleImeStatusWindow();
151 : }
152 :
153 0 : ImeStatusWindow::~ImeStatusWindow()
154 : {
155 0 : if (m_xConfig.is() && m_xConfigListener.is())
156 : // We should never get here, but just in case...
157 : try
158 : {
159 0 : m_xConfig->removePropertyChangeListener(
160 : OUString("ShowStatusWindow"),
161 0 : m_xConfigListener);
162 : }
163 0 : catch (css::uno::Exception &)
164 : {
165 : OSL_FAIL("com.sun.star.uno.RuntimeException");
166 : }
167 0 : }
168 :
169 0 : void SAL_CALL ImeStatusWindow::disposing(css::lang::EventObject const & )
170 : throw (css::uno::RuntimeException, std::exception)
171 : {
172 0 : osl::MutexGuard aGuard(m_aMutex);
173 0 : m_xConfig = 0;
174 0 : m_bDisposed = true;
175 0 : }
176 :
177 : void SAL_CALL
178 0 : ImeStatusWindow::propertyChange(css::beans::PropertyChangeEvent const & )
179 : throw (css::uno::RuntimeException, std::exception)
180 : {
181 0 : SolarMutexGuard aGuard;
182 0 : SfxApplication* pApp = SfxApplication::Get();
183 0 : if (pApp)
184 0 : pApp->Invalidate(SID_SHOW_IME_STATUS_WINDOW);
185 0 : }
186 :
187 0 : css::uno::Reference< css::beans::XPropertySet > ImeStatusWindow::getConfig()
188 : {
189 0 : css::uno::Reference< css::beans::XPropertySet > xConfig;
190 0 : bool bAdd = false;
191 : {
192 0 : osl::MutexGuard aGuard(m_aMutex);
193 0 : if (!m_xConfig.is())
194 : {
195 0 : if (m_bDisposed)
196 0 : throw css::lang::DisposedException();
197 0 : if (!m_xContext.is())
198 : throw css::uno::RuntimeException(
199 : OUString(
200 : "null comphelper::getProcessServiceFactory"),
201 0 : 0);
202 : css::uno::Reference< css::lang::XMultiServiceFactory > xProvider =
203 0 : css::configuration::theDefaultProvider::get( m_xContext );
204 : css::beans::PropertyValue aArg(
205 : OUString("nodepath"), -1,
206 : css::uno::makeAny(
207 : OUString(
208 : "/org.openoffice.Office.Common/I18N/InputMethod")),
209 0 : css::beans::PropertyState_DIRECT_VALUE);
210 0 : css::uno::Sequence< css::uno::Any > aArgs(1);
211 0 : aArgs[0] <<= aArg;
212 : m_xConfig
213 0 : = css::uno::Reference< css::beans::XPropertySet >(
214 0 : xProvider->createInstanceWithArguments(
215 : OUString(
216 : "com.sun.star.configuration.ConfigurationUpdateAccess"),
217 0 : aArgs),
218 0 : css::uno::UNO_QUERY);
219 0 : if (!m_xConfig.is())
220 : throw css::uno::RuntimeException(
221 : OUString(
222 : "null com.sun.star.configuration."
223 : "ConfigurationUpdateAccess"),
224 0 : 0);
225 0 : bAdd = true;
226 : }
227 0 : xConfig = m_xConfig;
228 : }
229 0 : if (bAdd)
230 : {
231 : // Exceptions here could be handled individually, to support graceful
232 : // degradation (no update notification mechanism in this case---but also
233 : // no dispose notifications):
234 0 : m_xConfigListener = new WeakPropertyChangeListener(this);
235 0 : xConfig->addPropertyChangeListener(
236 : OUString("ShowStatusWindow"),
237 0 : m_xConfigListener);
238 : }
239 0 : return xConfig;
240 : }
241 :
242 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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