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2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
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11 * http://www.apache.org/licenses/LICENSE-2.0
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15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
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21
22
23
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_framework.hxx"
26
27 //_______________________________________________
28 // my own includes
29 #include <dispatch/loaddispatcher.hxx>
30 #include <threadhelp/readguard.hxx>
31 #include <threadhelp/writeguard.hxx>
32
33 //_______________________________________________
34 // interface includes
35 #include <com/sun/star/frame/DispatchResultState.hpp>
36
37 //_______________________________________________
38 // includes of other projects
39
40 //_______________________________________________
41 // namespace
42
43 namespace framework{
44
45 namespace css = ::com::sun::star;
46
47 //_______________________________________________
48 // declarations
49
50 /*-----------------------------------------------
51 20.08.2003 09:52
52 -----------------------------------------------*/
LoadDispatcher(const css::uno::Reference<css::lang::XMultiServiceFactory> & xSMGR,const css::uno::Reference<css::frame::XFrame> & xOwnerFrame,const::rtl::OUString sTargetName,sal_Int32 nSearchFlags)53 LoadDispatcher::LoadDispatcher(const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR ,
54 const css::uno::Reference< css::frame::XFrame >& xOwnerFrame ,
55 const ::rtl::OUString sTargetName ,
56 sal_Int32 nSearchFlags)
57 : ThreadHelpBase( )
58 , m_xSMGR (xSMGR )
59 , m_xOwnerFrame (xOwnerFrame )
60 , m_sTarget (sTargetName )
61 , m_nSearchFlags(nSearchFlags)
62 , m_aLoader (xSMGR )
63 {
64 }
65
66 /*-----------------------------------------------
67 20.08.2003 09:12
68 -----------------------------------------------*/
~LoadDispatcher()69 LoadDispatcher::~LoadDispatcher()
70 {
71 m_xSMGR.clear();
72 }
73
74 /*-----------------------------------------------
75 20.08.2003 09:58
76 -----------------------------------------------*/
dispatchWithNotification(const css::util::URL & aURL,const css::uno::Sequence<css::beans::PropertyValue> & lArguments,const css::uno::Reference<css::frame::XDispatchResultListener> & xListener)77 void SAL_CALL LoadDispatcher::dispatchWithNotification(const css::util::URL& aURL ,
78 const css::uno::Sequence< css::beans::PropertyValue >& lArguments,
79 const css::uno::Reference< css::frame::XDispatchResultListener >& xListener )
80 throw(css::uno::RuntimeException)
81 {
82 impl_dispatch( aURL, lArguments, xListener );
83 }
84
85 /*-----------------------------------------------
86 20.08.2003 09:16
87 -----------------------------------------------*/
dispatch(const css::util::URL & aURL,const css::uno::Sequence<css::beans::PropertyValue> & lArguments)88 void SAL_CALL LoadDispatcher::dispatch(const css::util::URL& aURL ,
89 const css::uno::Sequence< css::beans::PropertyValue >& lArguments)
90 throw(css::uno::RuntimeException)
91 {
92 impl_dispatch( aURL, lArguments, css::uno::Reference< css::frame::XDispatchResultListener >() );
93 }
94
95 /*-----------------------------------------------
96 14.04.2008
97 -----------------------------------------------*/
dispatchWithReturnValue(const css::util::URL & rURL,const css::uno::Sequence<css::beans::PropertyValue> & lArguments)98 css::uno::Any SAL_CALL LoadDispatcher::dispatchWithReturnValue( const css::util::URL& rURL,
99 const css::uno::Sequence< css::beans::PropertyValue >& lArguments )
100 throw( css::uno::RuntimeException )
101 {
102 return impl_dispatch( rURL, lArguments, css::uno::Reference< css::frame::XDispatchResultListener >());
103 }
104
105 /*-----------------------------------------------
106 20.08.2003 10:48
107 -----------------------------------------------*/
addStatusListener(const css::uno::Reference<css::frame::XStatusListener> &,const css::util::URL &)108 void SAL_CALL LoadDispatcher::addStatusListener(const css::uno::Reference< css::frame::XStatusListener >& /*xListener*/,
109 const css::util::URL& /*aURL*/ )
110 throw(css::uno::RuntimeException)
111 {
112 }
113
114 /*-----------------------------------------------
115 20.08.2003 10:49
116 -----------------------------------------------*/
removeStatusListener(const css::uno::Reference<css::frame::XStatusListener> &,const css::util::URL &)117 void SAL_CALL LoadDispatcher::removeStatusListener(const css::uno::Reference< css::frame::XStatusListener >& /*xListener*/,
118 const css::util::URL& /*aURL*/ )
119 throw(css::uno::RuntimeException)
120 {
121 }
122
123 /*-----------------------------------------------
124 20.08.2003 09:58
125 -----------------------------------------------*/
impl_dispatch(const css::util::URL & rURL,const css::uno::Sequence<css::beans::PropertyValue> & lArguments,const css::uno::Reference<css::frame::XDispatchResultListener> & xListener)126 css::uno::Any LoadDispatcher::impl_dispatch( const css::util::URL& rURL,
127 const css::uno::Sequence< css::beans::PropertyValue >& lArguments,
128 const css::uno::Reference< css::frame::XDispatchResultListener >& xListener )
129 {
130 // Attention: May be nobody outside hold such temp. dispatch object alive (because
131 // the container in which we resists isn't implemented threadsafe but updated by a timer
132 // and clear our reference ...) we should hold us self alive!
133 css::uno::Reference< css::uno::XInterface > xThis(static_cast< css::frame::XNotifyingDispatch* >(this), css::uno::UNO_QUERY);
134
135 // SAFE -> ----------------------------------
136 ReadGuard aReadLock(m_aLock);
137
138 // We are the only client of this load env object ... but
139 // maybe a dispatch request before is still in progress (?!).
140 // Then we should wait a little bit and block this new request.
141 // In case we run into the timeout, we should reject this new request
142 // and return "FAILED" as result. Otherwise we can start this new operation.
143 if (!m_aLoader.waitWhileLoading(2000)) // => 2 sec.
144 {
145 if (xListener.is())
146 xListener->dispatchFinished(
147 css::frame::DispatchResultEvent(xThis, css::frame::DispatchResultState::DONTKNOW, css::uno::Any())); // DONTKNOW? ... not really started ... not really failed :-)
148 }
149
150 css::uno::Reference< css::frame::XFrame > xBaseFrame(m_xOwnerFrame.get(), css::uno::UNO_QUERY);
151 if (!xBaseFrame.is())
152 {
153 if (xListener.is())
154 xListener->dispatchFinished(
155 css::frame::DispatchResultEvent(xThis, css::frame::DispatchResultState::FAILURE, css::uno::Any()));
156 }
157
158 // OK ... now the internal loader seems to be useable for new requests
159 // and our owner frame seems to be valid for such operations.
160 // Initialize it with all new but needed properties and start the loading.
161 css::uno::Reference< css::lang::XComponent > xComponent;
162 try
163 {
164 m_aLoader.initializeLoading( rURL.Complete, lArguments, xBaseFrame, m_sTarget, m_nSearchFlags, (LoadEnv::EFeature)(LoadEnv::E_ALLOW_CONTENTHANDLER | LoadEnv::E_WORK_WITH_UI));
165 m_aLoader.startLoading();
166 m_aLoader.waitWhileLoading(); // wait for ever!
167 xComponent = m_aLoader.getTargetComponent();
168
169 // TODO thinking about asynchronous operations and listener support
170 }
171 catch(const LoadEnvException&)
172 { xComponent.clear(); }
173
174 if (xListener.is())
175 {
176 if (xComponent.is())
177 xListener->dispatchFinished(
178 css::frame::DispatchResultEvent(xThis, css::frame::DispatchResultState::SUCCESS, css::uno::Any()));
179 else
180 xListener->dispatchFinished(
181 css::frame::DispatchResultEvent(xThis, css::frame::DispatchResultState::FAILURE, css::uno::Any()));
182 }
183
184 // return the model - like loadComponentFromURL()
185 css::uno::Any aRet;
186 if ( xComponent.is () )
187 aRet = css::uno::makeAny( xComponent );
188
189 aReadLock.unlock();
190 // <- SAFE ----------------------------------
191 return aRet;
192 }
193
194 } // namespace framework
195