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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 "svtools/genericunodialog.hxx"
22 :
23 : #include <com/sun/star/beans/NamedValue.hpp>
24 : #include <com/sun/star/ucb/AlreadyInitializedException.hpp>
25 :
26 : #include <toolkit/awt/vclxwindow.hxx>
27 : #include <cppuhelper/supportsservice.hxx>
28 : #include <cppuhelper/typeprovider.hxx>
29 : #include <comphelper/property.hxx>
30 : #include <osl/diagnose.h>
31 : #include <tools/diagnose_ex.h>
32 : #include <vcl/msgbox.hxx>
33 : #include <osl/mutex.hxx>
34 : #include <vcl/svapp.hxx>
35 :
36 : using namespace ::comphelper;
37 : using namespace ::com::sun::star::uno;
38 : using namespace ::com::sun::star::lang;
39 : using namespace ::com::sun::star::beans;
40 : using namespace ::com::sun::star::ucb;
41 :
42 :
43 : namespace svt
44 : {
45 :
46 :
47 :
48 0 : OGenericUnoDialog::OGenericUnoDialog(const Reference< XComponentContext >& _rxContext)
49 0 : :OPropertyContainer(GetBroadcastHelper())
50 : ,m_pDialog(NULL)
51 : ,m_bExecuting(false)
52 : ,m_bCanceled(false)
53 : ,m_bTitleAmbiguous(true)
54 : ,m_bInitialized( false )
55 : ,m_bNeedInitialization( false )
56 0 : ,m_aContext(_rxContext)
57 : {
58 : registerProperty(OUString(UNODIALOG_PROPERTY_TITLE), UNODIALOG_PROPERTY_ID_TITLE, PropertyAttribute::TRANSIENT,
59 0 : &m_sTitle, getCppuType(&m_sTitle));
60 : registerProperty(OUString(UNODIALOG_PROPERTY_PARENT), UNODIALOG_PROPERTY_ID_PARENT, PropertyAttribute::TRANSIENT,
61 0 : &m_xParent, getCppuType(&m_xParent));
62 0 : }
63 :
64 :
65 0 : OGenericUnoDialog::~OGenericUnoDialog()
66 : {
67 0 : if ( m_pDialog )
68 : {
69 0 : SolarMutexGuard aSolarGuard;
70 0 : ::osl::MutexGuard aGuard( m_aMutex );
71 0 : if ( m_pDialog )
72 0 : destroyDialog();
73 : }
74 0 : }
75 :
76 :
77 0 : Any SAL_CALL OGenericUnoDialog::queryInterface(const Type& _rType) throw (RuntimeException, std::exception)
78 : {
79 0 : Any aReturn = OGenericUnoDialogBase::queryInterface(_rType);
80 :
81 0 : if (!aReturn.hasValue())
82 0 : aReturn = ::cppu::queryInterface(_rType
83 : ,static_cast<XPropertySet*>(this)
84 : ,static_cast<XMultiPropertySet*>(this)
85 : ,static_cast<XFastPropertySet*>(this)
86 0 : );
87 :
88 0 : return aReturn;
89 : }
90 :
91 :
92 0 : Sequence<Type> SAL_CALL OGenericUnoDialog::getTypes( ) throw(RuntimeException, std::exception)
93 : {
94 : return ::comphelper::concatSequences(
95 : OGenericUnoDialogBase::getTypes(),
96 : getBaseTypes()
97 0 : );
98 : }
99 :
100 0 : sal_Bool SAL_CALL OGenericUnoDialog::supportsService(const OUString& ServiceName) throw(RuntimeException, std::exception)
101 : {
102 0 : return cppu::supportsService(this, ServiceName);
103 : }
104 :
105 :
106 0 : void OGenericUnoDialog::setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const Any& rValue ) throw(Exception, std::exception)
107 : {
108 : // TODO : need some handling if we're currently executing ...
109 :
110 0 : OPropertyContainer::setFastPropertyValue_NoBroadcast(nHandle, rValue);
111 :
112 0 : if (UNODIALOG_PROPERTY_ID_TITLE == nHandle)
113 : {
114 : // from now on m_sTitle is valid
115 0 : m_bTitleAmbiguous = false;
116 :
117 0 : if (m_pDialog)
118 0 : m_pDialog->SetText(m_sTitle);
119 : }
120 0 : }
121 :
122 :
123 0 : sal_Bool OGenericUnoDialog::convertFastPropertyValue( Any& rConvertedValue, Any& rOldValue, sal_Int32 nHandle, const Any& rValue) throw(IllegalArgumentException)
124 : {
125 0 : switch (nHandle)
126 : {
127 : case UNODIALOG_PROPERTY_ID_PARENT:
128 : {
129 0 : Reference<starawt::XWindow> xNew(rValue, css::uno::UNO_QUERY);
130 0 : if (xNew != m_xParent)
131 : {
132 0 : rConvertedValue <<= xNew;
133 0 : rOldValue <<= m_xParent;
134 0 : return sal_True;
135 : }
136 0 : return sal_False;
137 : }
138 : }
139 0 : return OPropertyContainer::convertFastPropertyValue(rConvertedValue, rOldValue, nHandle, rValue);
140 : }
141 :
142 :
143 0 : void SAL_CALL OGenericUnoDialog::setTitle( const OUString& _rTitle ) throw(RuntimeException, std::exception)
144 : {
145 0 : UnoDialogEntryGuard aGuard( *this );
146 :
147 : try
148 : {
149 0 : setPropertyValue(OUString(UNODIALOG_PROPERTY_TITLE), makeAny(_rTitle));
150 : }
151 0 : catch(RuntimeException&)
152 : {
153 : // allowed to pass
154 0 : throw;
155 : }
156 0 : catch( const Exception& )
157 : {
158 : DBG_UNHANDLED_EXCEPTION();
159 : // not allowed to pass
160 0 : }
161 0 : }
162 :
163 :
164 0 : bool OGenericUnoDialog::impl_ensureDialog_lck()
165 : {
166 0 : if ( m_pDialog )
167 0 : return true;
168 :
169 : // get the parameters for the dialog from the current settings
170 :
171 : // the parent window
172 0 : Window* pParent = NULL;
173 0 : VCLXWindow* pImplementation = VCLXWindow::GetImplementation(m_xParent);
174 0 : if (pImplementation)
175 0 : pParent = pImplementation->GetWindow();
176 :
177 : // the title
178 0 : OUString sTitle = m_sTitle;
179 :
180 0 : Dialog* pDialog = createDialog( pParent );
181 : OSL_ENSURE( pDialog, "OGenericUnoDialog::impl_ensureDialog_lck: createDialog returned nonsense!" );
182 0 : if ( !pDialog )
183 0 : return false;
184 :
185 : // do some initialisations
186 0 : if ( !m_bTitleAmbiguous )
187 0 : pDialog->SetText( sTitle );
188 :
189 : // be notified when the dialog is killed by somebody else
190 : // #i65958# / 2006-07-07 / frank.schoenheit@sun.com
191 0 : pDialog->AddEventListener( LINK( this, OGenericUnoDialog, OnDialogDying ) );
192 :
193 0 : m_pDialog = pDialog;
194 :
195 0 : return true;
196 : }
197 :
198 :
199 0 : sal_Int16 SAL_CALL OGenericUnoDialog::execute( ) throw(RuntimeException, std::exception)
200 : {
201 : // both creation and execution of the dialog must be guarded with the SolarMutex, so be generous here
202 0 : SolarMutexGuard aSolarGuard;
203 :
204 0 : Dialog* pDialogToExecute = NULL;
205 : // create the dialog, if necessary
206 : {
207 0 : UnoDialogEntryGuard aGuard( *this );
208 :
209 0 : if (m_bExecuting)
210 : throw RuntimeException(
211 : OUString( "already executing the dialog (recursive call)" ),
212 : *this
213 0 : );
214 :
215 0 : m_bCanceled = false;
216 0 : m_bExecuting = true;
217 :
218 0 : if ( !impl_ensureDialog_lck() )
219 0 : return 0;
220 :
221 0 : pDialogToExecute = m_pDialog;
222 : }
223 :
224 : // start execution
225 0 : sal_Int16 nReturn(0);
226 0 : if ( pDialogToExecute )
227 0 : nReturn = pDialogToExecute->Execute();
228 :
229 : {
230 0 : ::osl::MutexGuard aExecutionGuard(m_aExecutionMutex);
231 0 : if (m_bCanceled)
232 0 : nReturn = RET_CANCEL;
233 : }
234 :
235 : {
236 0 : ::osl::MutexGuard aGuard(m_aMutex);
237 :
238 : // get the settings of the dialog
239 0 : executedDialog( nReturn );
240 :
241 0 : m_bExecuting = false;
242 : }
243 :
244 : // outta here
245 0 : return nReturn;
246 : }
247 :
248 : #ifdef AWT_DIALOG
249 :
250 : void SAL_CALL OGenericUnoDialog::endExecute( ) throw(RuntimeException)
251 : {
252 : UnoDialogEntryGuard aGuard( *this );
253 : if (!m_bExecuting)
254 : throw RuntimeException();
255 :
256 : {
257 : ::osl::MutexGuard aExecutionGuard(m_aExecutionMutex);
258 : OSL_ENSURE(m_pDialog, "OGenericUnoDialog::endExecute : executing which dialog ?");
259 : // m_bExecuting is true but we have no dialog ?
260 : if (!m_pDialog)
261 : throw RuntimeException();
262 :
263 : if (!m_pDialog->IsInExecute())
264 : // we tighly missed it ... another thread finished the execution of the dialog,
265 : // but did not manage it to reset m_bExecuting, it currently tries to acquire
266 : // m_aMutex or m_aExecutionMutex
267 : // => nothing to do
268 : return;
269 :
270 : m_pDialog->EndDialog(RET_CANCEL);
271 : m_bCanceled = sal_True;
272 : }
273 : }
274 : #endif
275 :
276 :
277 0 : void OGenericUnoDialog::implInitialize(const Any& _rValue)
278 : {
279 : try
280 : {
281 0 : PropertyValue aProperty;
282 0 : NamedValue aValue;
283 0 : if ( _rValue >>= aProperty )
284 : {
285 0 : setPropertyValue( aProperty.Name, aProperty.Value );
286 : }
287 0 : else if ( _rValue >>= aValue )
288 : {
289 0 : setPropertyValue( aValue.Name, aValue.Value );
290 0 : }
291 : }
292 0 : catch(const Exception&)
293 : {
294 : DBG_UNHANDLED_EXCEPTION();
295 : }
296 0 : }
297 :
298 :
299 0 : void SAL_CALL OGenericUnoDialog::initialize( const Sequence< Any >& aArguments ) throw(Exception, RuntimeException, std::exception)
300 : {
301 0 : ::osl::MutexGuard aGuard( m_aMutex );
302 0 : if ( m_bInitialized )
303 0 : throw AlreadyInitializedException( OUString(), *this );
304 :
305 0 : const Any* pArguments = aArguments.getConstArray();
306 0 : for (sal_Int32 i=0; i<aArguments.getLength(); ++i, ++pArguments)
307 0 : implInitialize(*pArguments);
308 :
309 0 : m_bInitialized = true;
310 0 : }
311 :
312 :
313 0 : void OGenericUnoDialog::destroyDialog()
314 : {
315 0 : delete m_pDialog;
316 0 : m_pDialog = NULL;
317 0 : }
318 :
319 :
320 0 : IMPL_LINK( OGenericUnoDialog, OnDialogDying, VclWindowEvent*, _pEvent )
321 : {
322 : OSL_ENSURE( _pEvent->GetWindow() == m_pDialog, "OGenericUnoDialog::OnDialogDying: where does this come from?" );
323 0 : if ( _pEvent->GetId() == VCLEVENT_OBJECT_DYING )
324 0 : m_pDialog = NULL;
325 0 : return 0L;
326 : }
327 :
328 :
329 : } // namespace svt
330 :
331 :
332 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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