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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 <comphelper/extract.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 : //-------------------------------------------------------------------------
49 0 : OGenericUnoDialog::OGenericUnoDialog(const Reference< XMultiServiceFactory >& _rxORB)
50 0 : :OPropertyContainer(GetBroadcastHelper())
51 : ,m_pDialog(NULL)
52 : ,m_bExecuting(sal_False)
53 : ,m_bCanceled(sal_False)
54 : ,m_bTitleAmbiguous(sal_True)
55 : ,m_bInitialized( false )
56 : ,m_bNeedInitialization( false )
57 0 : ,m_aContext( _rxORB )
58 : {
59 : registerProperty(::rtl::OUString(UNODIALOG_PROPERTY_TITLE), UNODIALOG_PROPERTY_ID_TITLE, PropertyAttribute::TRANSIENT,
60 0 : &m_sTitle, getCppuType(&m_sTitle));
61 : registerProperty(::rtl::OUString(UNODIALOG_PROPERTY_PARENT), UNODIALOG_PROPERTY_ID_PARENT, PropertyAttribute::TRANSIENT,
62 0 : &m_xParent, getCppuType(&m_xParent));
63 0 : }
64 :
65 : //-------------------------------------------------------------------------
66 0 : OGenericUnoDialog::OGenericUnoDialog(const Reference< XComponentContext >& _rxContext)
67 0 : :OPropertyContainer(GetBroadcastHelper())
68 : ,m_pDialog(NULL)
69 : ,m_bExecuting(sal_False)
70 : ,m_bCanceled(sal_False)
71 : ,m_bTitleAmbiguous(sal_True)
72 : ,m_bInitialized( false )
73 : ,m_bNeedInitialization( false )
74 0 : ,m_aContext(_rxContext)
75 : {
76 : registerProperty(::rtl::OUString(UNODIALOG_PROPERTY_TITLE), UNODIALOG_PROPERTY_ID_TITLE, PropertyAttribute::TRANSIENT,
77 0 : &m_sTitle, getCppuType(&m_sTitle));
78 : registerProperty(::rtl::OUString(UNODIALOG_PROPERTY_PARENT), UNODIALOG_PROPERTY_ID_PARENT, PropertyAttribute::TRANSIENT,
79 0 : &m_xParent, getCppuType(&m_xParent));
80 0 : }
81 :
82 : //-------------------------------------------------------------------------
83 0 : OGenericUnoDialog::~OGenericUnoDialog()
84 : {
85 0 : if ( m_pDialog )
86 : {
87 0 : SolarMutexGuard aSolarGuard;
88 0 : ::osl::MutexGuard aGuard( m_aMutex );
89 0 : if ( m_pDialog )
90 0 : destroyDialog();
91 : }
92 0 : }
93 :
94 : //-------------------------------------------------------------------------
95 0 : Any SAL_CALL OGenericUnoDialog::queryInterface(const Type& _rType) throw (RuntimeException)
96 : {
97 0 : Any aReturn = OGenericUnoDialogBase::queryInterface(_rType);
98 :
99 0 : if (!aReturn.hasValue())
100 : aReturn = ::cppu::queryInterface(_rType
101 : ,static_cast<XPropertySet*>(this)
102 : ,static_cast<XMultiPropertySet*>(this)
103 : ,static_cast<XFastPropertySet*>(this)
104 0 : );
105 :
106 0 : return aReturn;
107 : }
108 :
109 : //-------------------------------------------------------------------------
110 0 : Sequence<Type> SAL_CALL OGenericUnoDialog::getTypes( ) throw(RuntimeException)
111 : {
112 : return ::comphelper::concatSequences(
113 : OGenericUnoDialogBase::getTypes(),
114 : ::comphelper::OPropertyContainer::getTypes()
115 0 : );
116 : }
117 :
118 : //-------------------------------------------------------------------------
119 0 : sal_Bool SAL_CALL OGenericUnoDialog::supportsService(const ::rtl::OUString& ServiceName) throw(RuntimeException)
120 : {
121 0 : Sequence< ::rtl::OUString > aSupported(getSupportedServiceNames());
122 0 : const ::rtl::OUString* pArray = aSupported.getConstArray();
123 0 : for (sal_Int32 i = 0; i < aSupported.getLength(); ++i, ++pArray)
124 0 : if (pArray->equals(ServiceName))
125 0 : return sal_True;
126 0 : return sal_False;
127 : }
128 :
129 : //-------------------------------------------------------------------------
130 0 : void OGenericUnoDialog::setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const Any& rValue ) throw(Exception)
131 : {
132 : // TODO : need some handling if we're currently executing ...
133 :
134 0 : OPropertyContainer::setFastPropertyValue_NoBroadcast(nHandle, rValue);
135 :
136 0 : if (UNODIALOG_PROPERTY_ID_TITLE == nHandle)
137 : {
138 : // from now on m_sTitle is valid
139 0 : m_bTitleAmbiguous = sal_False;
140 :
141 0 : if (m_pDialog)
142 0 : m_pDialog->SetText(String(m_sTitle));
143 : }
144 0 : }
145 :
146 : //-------------------------------------------------------------------------
147 0 : sal_Bool OGenericUnoDialog::convertFastPropertyValue( Any& rConvertedValue, Any& rOldValue, sal_Int32 nHandle, const Any& rValue) throw(IllegalArgumentException)
148 : {
149 0 : switch (nHandle)
150 : {
151 : case UNODIALOG_PROPERTY_ID_PARENT:
152 : {
153 0 : Reference<starawt::XWindow> xNew;
154 0 : ::cppu::extractInterface(xNew, rValue);
155 0 : if (xNew != m_xParent)
156 : {
157 0 : rConvertedValue <<= xNew;
158 0 : rOldValue <<= m_xParent;
159 0 : return sal_True;
160 : }
161 0 : return sal_False;
162 : }
163 : }
164 0 : return OPropertyContainer::convertFastPropertyValue(rConvertedValue, rOldValue, nHandle, rValue);
165 : }
166 :
167 : //-------------------------------------------------------------------------
168 0 : void SAL_CALL OGenericUnoDialog::setTitle( const ::rtl::OUString& _rTitle ) throw(RuntimeException)
169 : {
170 0 : UnoDialogEntryGuard aGuard( *this );
171 :
172 : try
173 : {
174 0 : setPropertyValue(::rtl::OUString(UNODIALOG_PROPERTY_TITLE), makeAny(_rTitle));
175 : }
176 0 : catch(RuntimeException&)
177 : {
178 : // allowed to pass
179 0 : throw;
180 : }
181 0 : catch( const Exception& )
182 : {
183 : DBG_UNHANDLED_EXCEPTION();
184 : // not allowed to pass
185 0 : }
186 0 : }
187 :
188 : //-------------------------------------------------------------------------
189 0 : bool OGenericUnoDialog::impl_ensureDialog_lck()
190 : {
191 0 : if ( m_pDialog )
192 0 : return true;
193 :
194 : // get the parameters for the dialog from the current settings
195 :
196 : // the parent window
197 0 : Window* pParent = NULL;
198 0 : VCLXWindow* pImplementation = VCLXWindow::GetImplementation(m_xParent);
199 0 : if (pImplementation)
200 0 : pParent = pImplementation->GetWindow();
201 :
202 : // the title
203 0 : String sTitle = m_sTitle;
204 :
205 0 : Dialog* pDialog = createDialog( pParent );
206 : OSL_ENSURE( pDialog, "OGenericUnoDialog::impl_ensureDialog_lck: createDialog returned nonsense!" );
207 0 : if ( !pDialog )
208 0 : return false;
209 :
210 : // do some initialisations
211 0 : if ( !m_bTitleAmbiguous )
212 0 : pDialog->SetText( sTitle );
213 :
214 : // be notified when the dialog is killed by somebody else
215 : // #i65958# / 2006-07-07 / frank.schoenheit@sun.com
216 0 : pDialog->AddEventListener( LINK( this, OGenericUnoDialog, OnDialogDying ) );
217 :
218 0 : m_pDialog = pDialog;
219 :
220 0 : return true;
221 : }
222 :
223 : //-------------------------------------------------------------------------
224 0 : sal_Int16 SAL_CALL OGenericUnoDialog::execute( ) throw(RuntimeException)
225 : {
226 : // both creation and execution of the dialog must be guarded with the SolarMutex, so be generous here
227 0 : SolarMutexGuard aSolarGuard;
228 :
229 0 : Dialog* pDialogToExecute = NULL;
230 : // create the dialog, if neccessary
231 : {
232 0 : UnoDialogEntryGuard aGuard( *this );
233 :
234 0 : if (m_bExecuting)
235 : throw RuntimeException(
236 : ::rtl::OUString( "already executing the dialog (recursive call)" ),
237 : *this
238 0 : );
239 :
240 0 : m_bCanceled = sal_False;
241 0 : m_bExecuting = sal_True;
242 :
243 0 : if ( !impl_ensureDialog_lck() )
244 0 : return 0;
245 :
246 0 : pDialogToExecute = m_pDialog;
247 : }
248 :
249 : // start execution
250 0 : sal_Int16 nReturn(0);
251 0 : if ( pDialogToExecute )
252 0 : nReturn = pDialogToExecute->Execute();
253 :
254 : {
255 0 : ::osl::MutexGuard aExecutionGuard(m_aExecutionMutex);
256 0 : if (m_bCanceled)
257 0 : nReturn = RET_CANCEL;
258 : }
259 :
260 : {
261 0 : ::osl::MutexGuard aGuard(m_aMutex);
262 :
263 : // get the settings of the dialog
264 0 : executedDialog( nReturn );
265 :
266 0 : m_bExecuting = sal_False;
267 : }
268 :
269 : // outta here
270 0 : return nReturn;
271 : }
272 :
273 : #ifdef AWT_DIALOG
274 : //-------------------------------------------------------------------------
275 : void SAL_CALL OGenericUnoDialog::endExecute( ) throw(RuntimeException)
276 : {
277 : UnoDialogEntryGuard aGuard( *this );
278 : if (!m_bExecuting)
279 : throw RuntimeException();
280 :
281 : {
282 : ::osl::MutexGuard aExecutionGuard(m_aExecutionMutex);
283 : OSL_ENSURE(m_pDialog, "OGenericUnoDialog::endExecute : executing which dialog ?");
284 : // m_bExecuting is true but we have no dialog ?
285 : if (!m_pDialog)
286 : throw RuntimeException();
287 :
288 : if (!m_pDialog->IsInExecute())
289 : // we tighly missed it ... another thread finished the execution of the dialog,
290 : // but did not manage it to reset m_bExecuting, it currently tries to acquire
291 : // m_aMutex or m_aExecutionMutex
292 : // => nothing to do
293 : return;
294 :
295 : m_pDialog->EndDialog(RET_CANCEL);
296 : m_bCanceled = sal_True;
297 : }
298 : }
299 : #endif
300 :
301 : //-------------------------------------------------------------------------
302 0 : void OGenericUnoDialog::implInitialize(const Any& _rValue)
303 : {
304 : try
305 : {
306 0 : PropertyValue aProperty;
307 0 : NamedValue aValue;
308 0 : if ( _rValue >>= aProperty )
309 : {
310 0 : setPropertyValue( aProperty.Name, aProperty.Value );
311 : }
312 0 : else if ( _rValue >>= aValue )
313 : {
314 0 : setPropertyValue( aValue.Name, aValue.Value );
315 0 : }
316 : }
317 0 : catch(const Exception&)
318 : {
319 : DBG_UNHANDLED_EXCEPTION();
320 : }
321 0 : }
322 :
323 : //-------------------------------------------------------------------------
324 0 : void SAL_CALL OGenericUnoDialog::initialize( const Sequence< Any >& aArguments ) throw(Exception, RuntimeException)
325 : {
326 0 : ::osl::MutexGuard aGuard( m_aMutex );
327 0 : if ( m_bInitialized )
328 0 : throw AlreadyInitializedException( ::rtl::OUString(), *this );
329 :
330 0 : const Any* pArguments = aArguments.getConstArray();
331 0 : for (sal_Int32 i=0; i<aArguments.getLength(); ++i, ++pArguments)
332 0 : implInitialize(*pArguments);
333 :
334 0 : m_bInitialized = true;
335 0 : }
336 :
337 : //-------------------------------------------------------------------------
338 0 : void OGenericUnoDialog::destroyDialog()
339 : {
340 0 : delete m_pDialog;
341 0 : m_pDialog = NULL;
342 0 : }
343 :
344 : //-------------------------------------------------------------------------
345 0 : IMPL_LINK( OGenericUnoDialog, OnDialogDying, VclWindowEvent*, _pEvent )
346 : {
347 : OSL_ENSURE( _pEvent->GetWindow() == m_pDialog, "OGenericUnoDialog::OnDialogDying: where does this come from?" );
348 0 : if ( _pEvent->GetId() == VCLEVENT_OBJECT_DYING )
349 0 : m_pDialog = NULL;
350 0 : return 0L;
351 : }
352 :
353 : //.........................................................................
354 : } // namespace svt
355 : //.........................................................................
356 :
357 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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