1 // Copyright (C) 2010-2014 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
19 #include <PVViewer_ViewManager.h>
20 #include <PVViewer_ViewModel.h>
21 #include <PVViewer_ViewWindow.h>
22 #include <PVViewer_Behaviors.h>
23 #include <PVViewer_LogWindowAdapter.h>
24 #include <utilities.h>
25 #include <SalomeApp_Application.h>
26 #include <SALOMEconfig.h>
27 #include <SALOME_LifeCycleCORBA.hxx>
28 #include <SUIT_MessageBox.h>
29 #include <SUIT_Desktop.h>
30 #include <SUIT_Session.h>
31 #include <PyInterp_Interp.h>
32 #include <PyConsole_Interp.h>
33 #include <PyConsole_Console.h>
35 #include <QApplication>
36 #include <QStringList>
39 #include <pqOptions.h>
41 #include <pqSettings.h>
42 #include <pqServerDisconnectReaction.h>
43 #include <pqPVApplicationCore.h>
44 #include <pqTabbedMultiViewWidget.h>
45 #include <pqActiveObjects.h>
46 #include <pqServerConnectReaction.h>
48 //---------- Static init -----------------
49 pqPVApplicationCore* PVViewer_ViewManager::MyCoreApp = 0;
50 PARAVIS_ORB::PARAVIS_Gen_var PVViewer_ViewManager::MyEngine;
56 PVViewer_ViewManager::PVViewer_ViewManager( SUIT_Study* study, SUIT_Desktop* desk )
57 : SUIT_ViewManager( study, desk, new PVViewer_Viewer() )
59 MESSAGE("PARAVIS - view manager created ...")
60 setTitle( tr( "PARAVIEW_VIEW_TITLE" ) );
63 pqPVApplicationCore * PVViewer_ViewManager::GetPVApplication()
69 \brief Static method, performs initialization of ParaView session.
70 \param fullSetup whether to instanciate all behaviors or just the minimal ones.
71 \return \c true if ParaView has been initialized successfully, otherwise false
73 bool PVViewer_ViewManager::ParaviewInitApp(SUIT_Desktop * aDesktop)
76 // Obtain command-line arguments
79 QString aOptions = getenv("PARAVIS_OPTIONS");
80 QStringList aOptList = aOptions.split(":", QString::SkipEmptyParts);
81 argv = new char*[aOptList.size() + 1];
82 QStringList args = QApplication::arguments();
83 argv[0] = (args.size() > 0)? strdup(args[0].toLatin1().constData()) : strdup("paravis");
86 foreach (QString aStr, aOptList) {
87 argv[argc] = strdup( aStr.toLatin1().constData() );
90 MyCoreApp = new pqPVApplicationCore (argc, argv);
91 if (MyCoreApp->getOptions()->GetHelpSelected() ||
92 MyCoreApp->getOptions()->GetUnknownArgument() ||
93 MyCoreApp->getOptions()->GetErrorMessage() ||
94 MyCoreApp->getOptions()->GetTellVersion()) {
98 // Direct VTK log messages to our SALOME window - TODO: review this
99 vtkOutputWindow::SetInstance(PVViewer_LogWindowAdapter::New());
101 new pqTabbedMultiViewWidget(); // registers a "MULTIVIEW_WIDGET" on creation
103 // At this stage, the pqPythonManager has been initialized, i.e. the current process has
104 // activated the embedded Python interpreter. "paraview" package has also been imported once already.
105 // Make sure the current process executes paraview's Python command with the "fromGUI" flag.
106 // This is used in pvsimple.py to avoid reconnecting the GUI thread to the pvserver (when
107 // user types "import pvsimple" in SALOME's console).
108 SalomeApp_Application* app =
109 dynamic_cast< SalomeApp_Application* >(SUIT_Session::session()->activeApplication());
110 PyConsole_Interp* pyInterp = app->pythonConsole()->getInterp();
113 std::string cmd = "import paraview; paraview.fromGUI = True;";
114 pyInterp->run(cmd.c_str());
117 for (int i = 0; i < argc; i++)
125 void PVViewer_ViewManager::ParaviewInitBehaviors(bool fullSetup, SUIT_Desktop* aDesktop)
127 PVViewer_Behaviors * behav = new PVViewer_Behaviors(aDesktop);
129 behav->instanciateAllBehaviors(aDesktop);
131 behav->instanciateMinimalBehaviors(aDesktop);
134 void PVViewer_ViewManager::ParaviewCleanup()
136 // Disconnect from server
137 pqServer* server = pqActiveObjects::instance().activeServer();
138 if (server && server->isRemote())
140 MESSAGE("~PVViewer_Module(): Disconnecting from remote server ...");
141 pqServerDisconnectReaction::disconnectFromServer();
144 pqApplicationCore::instance()->settings()->sync();
146 pqPVApplicationCore * app = GetPVApplication();
147 // Schedule destruction of PVApplication singleton:
152 PARAVIS_ORB::PARAVIS_Gen_var PVViewer_ViewManager::GetEngine()
154 // initialize PARAVIS module engine (load, if necessary)
155 if ( CORBA::is_nil( MyEngine ) ) {
156 Engines::EngineComponent_var comp =
157 SalomeApp_Application::lcc()->FindOrLoad_Component( "FactoryServer", "PARAVIS" );
158 MyEngine = PARAVIS_ORB::PARAVIS_Gen::_narrow( comp );
163 bool PVViewer_ViewManager::ConnectToExternalPVServer(SUIT_Desktop* aDesktop)
165 pqServer* server = pqActiveObjects::instance().activeServer();
166 if (server && server->isRemote())
168 // Already connected to an external server, do nothing
169 MESSAGE("connectToExternalPVServer(): Already connected to an external PVServer, won't reconnect.");
173 if (GetEngine()->GetGUIConnected())
175 // Should never be there as the above should already tell us that we are connected.
176 std::stringstream msg2;
177 msg2 << "Internal error while connecting to the pvserver.";
178 msg2 << "ParaView doesn't see a connection, but PARAVIS engine tells us there is already one!" << std::endl;
179 qWarning(msg2.str().c_str()); // will go to the ParaView console (see ParavisMessageOutput below)
180 SUIT_MessageBox::warning( aDesktop,
181 QString("Error connecting to PVServer"), QString(msg2.str().c_str()));
185 std::stringstream msg;
187 // Try to connect to the external PVServer - gives priority to an externally specified URL:
188 QString serverUrlEnv = getenv("PARAVIS_PVSERVER_URL");
189 std::string serverUrl;
190 if (!serverUrlEnv.isEmpty())
191 serverUrl = serverUrlEnv.toStdString();
194 // Get the URL from the engine (possibly starting the pvserver)
195 CORBA::String_var url = GetEngine()->FindOrStartPVServer(0); // take the first free port
196 serverUrl = (char *)url;
199 msg << "connectToExternalPVServer(): Trying to connect to the external PVServer '" << serverUrl << "' ...";
202 if (!pqServerConnectReaction::connectToServer(pqServerResource(serverUrl.c_str())))
204 std::stringstream msg2;
205 msg2 << "Error while connecting to the requested pvserver '" << serverUrl;
206 msg2 << "'. Might use default built-in connection instead!" << std::endl;
207 qWarning(msg2.str().c_str()); // will go to the ParaView console (see ParavisMessageOutput below)
208 SUIT_MessageBox::warning( aDesktop,
209 QString("Error connecting to PVServer"), QString(msg2.str().c_str()));
214 MESSAGE("connectToExternalPVServer(): Connected!");
215 GetEngine()->SetGUIConnected(true);