1 // File: Model_Session.cxx
2 // Created: 20 Mar 2014
3 // Author: Mikhail PONIKAROV
5 #include <Model_Session.h>
6 #include <ModelAPI_Feature.h>
7 #include <ModelAPI_Plugin.h>
8 #include <Model_Data.h>
9 #include <Model_Document.h>
10 #include <Model_Application.h>
11 #include <Model_Events.h>
12 #include <Model_Validator.h>
13 #include <Events_Loop.h>
14 #include <Events_Error.h>
15 #include <Config_FeatureMessage.h>
16 #include <Config_ValidatorMessage.h>
17 #include <Config_ModuleReader.h>
19 #include <TDF_CopyTool.hxx>
20 #include <TDF_DataSet.hxx>
21 #include <TDF_RelocationTable.hxx>
22 #include <TDF_ClosureTool.hxx>
26 static Model_Session* myImpl = new Model_Session();
28 // t oredirect all calls to the root document
29 #define ROOT_DOC boost::dynamic_pointer_cast<Model_Document>(moduleDocument())
31 bool Model_Session::load(const char* theFileName)
33 return ROOT_DOC->load(theFileName);
36 bool Model_Session::save(const char* theFileName, std::list<std::string>& theResults)
38 return ROOT_DOC->save(theFileName, theResults);
41 void Model_Session::startOperation()
43 ROOT_DOC->startOperation();
46 void Model_Session::finishOperation()
48 ROOT_DOC->finishOperation();
49 static boost::shared_ptr<Events_Message> aFinishMsg
50 (new Events_Message(Events_Loop::eventByName("FinishOperation")));
51 Events_Loop::loop()->send(aFinishMsg);
54 void Model_Session::abortOperation()
56 ROOT_DOC->abortOperation();
57 static boost::shared_ptr<Events_Message> anAbortMsg
58 (new Events_Message(Events_Loop::eventByName("AbortOperation")));
59 Events_Loop::loop()->send(anAbortMsg);
62 bool Model_Session::isOperation()
64 return ROOT_DOC->isOperation();
67 bool Model_Session::isModified()
69 return ROOT_DOC->isModified();
72 bool Model_Session::canUndo()
74 return ROOT_DOC->canUndo();
77 void Model_Session::undo()
82 bool Model_Session::canRedo()
84 return ROOT_DOC->canRedo();
87 void Model_Session::redo()
92 FeaturePtr Model_Session::createFeature(string theFeatureID)
95 return myImpl->createFeature(theFeatureID);
99 if (myPlugins.find(theFeatureID) != myPlugins.end()) {
100 std::pair<std::string, std::string>& aPlugin = myPlugins[theFeatureID]; // plugin and doc kind
101 if (!aPlugin.second.empty() && aPlugin.second != activeDocument()->kind()) {
103 string("Feature '") + theFeatureID + "' can be created only in document '"
104 + aPlugin.second + "' by the XML definition");
107 myCurrentPluginName = aPlugin.first;
108 if (myPluginObjs.find(myCurrentPluginName) == myPluginObjs.end()) {
109 // load plugin library if not yet done
110 Config_ModuleReader::loadPlugin(myCurrentPluginName);
112 if (myPluginObjs.find(myCurrentPluginName) != myPluginObjs.end()) {
113 FeaturePtr aCreated = myPluginObjs[myCurrentPluginName]->createFeature(theFeatureID);
116 string("Can not initialize feature '") + theFeatureID + "' in plugin '"
117 + myCurrentPluginName + "'");
121 Events_Error::send(string("Can not load plugin '") + myCurrentPluginName + "'");
124 Events_Error::send(string("Feature '") + theFeatureID + "' not found in any plugin");
127 return FeaturePtr(); // return nothing
130 boost::shared_ptr<ModelAPI_Document> Model_Session::moduleDocument()
132 return boost::shared_ptr<ModelAPI_Document>(
133 Model_Application::getApplication()->getDocument("root"));
136 bool Model_Session::hasModuleDocument()
138 return Model_Application::getApplication()->hasDocument("root");
141 boost::shared_ptr<ModelAPI_Document> Model_Session::activeDocument()
143 if (!myCurrentDoc || !Model_Application::getApplication()->hasDocument(myCurrentDoc->id()))
144 myCurrentDoc = moduleDocument();
148 void Model_Session::setActiveDocument(boost::shared_ptr<ModelAPI_Document> theDoc)
150 if (myCurrentDoc != theDoc) {
151 myCurrentDoc = theDoc;
152 static boost::shared_ptr<Events_Message> aMsg(new Events_Message(Events_Loop::eventByName("CurrentDocumentChanged")));
153 Events_Loop::loop()->send(aMsg);
157 std::list<boost::shared_ptr<ModelAPI_Document> > Model_Session::allOpenedDocuments()
159 list<boost::shared_ptr<ModelAPI_Document> > aResult;
160 aResult.push_back(moduleDocument());
161 // add subs recursively
162 list<boost::shared_ptr<ModelAPI_Document> >::iterator aDoc = aResult.begin();
163 for(; aDoc != aResult.end(); aDoc++) {
164 DocumentPtr anAPIDoc = *aDoc;
165 boost::shared_ptr<Model_Document> aDoc = boost::dynamic_pointer_cast<Model_Document>(anAPIDoc);
167 std::set<std::string>::const_iterator aSubIter = aDoc->subDocuments().cbegin();
168 for(; aSubIter != aDoc->subDocuments().cend(); aSubIter++) {
169 if (!Model_Application::getApplication()->isLoadByDemand(*aSubIter)) {
170 aResult.push_back(Model_Application::getApplication()->getDocument(*aSubIter));
178 boost::shared_ptr<ModelAPI_Document> Model_Session::copy(
179 boost::shared_ptr<ModelAPI_Document> theSource, std::string theID)
181 // create a new document
182 boost::shared_ptr<Model_Document> aNew = boost::dynamic_pointer_cast<Model_Document>(
183 Model_Application::getApplication()->getDocument(theID));
184 // make a copy of all labels
185 TDF_Label aSourceRoot = boost::dynamic_pointer_cast<Model_Document>(theSource)->document()->Main()
187 TDF_Label aTargetRoot = aNew->document()->Main().Father();
188 Handle(TDF_DataSet) aDS = new TDF_DataSet;
189 aDS->AddLabel(aSourceRoot);
190 TDF_ClosureTool::Closure(aDS);
191 Handle(TDF_RelocationTable) aRT = new TDF_RelocationTable;
192 aRT->SetRelocation(aSourceRoot, aTargetRoot);
193 TDF_CopyTool::Copy(aDS, aRT);
195 aNew->synchronizeFeatures(false, true);
199 Model_Session::Model_Session()
201 myPluginsInfoLoaded = false;
202 myCheckTransactions = true;
203 ModelAPI_Session::setSession(boost::shared_ptr<ModelAPI_Session>(this));
204 // register the configuration reading listener
205 Events_Loop* aLoop = Events_Loop::loop();
206 static const Events_ID kFeatureEvent = Events_Loop::eventByName("FeatureRegisterEvent");
207 aLoop->registerListener(this, kFeatureEvent);
208 aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_CREATED), 0, true);
209 aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_UPDATED), 0, true);
210 aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_DELETED), 0, true);
211 aLoop->registerListener(this, Events_Loop::eventByName(EVENT_VALIDATOR_LOADED));
214 void Model_Session::processEvent(const boost::shared_ptr<Events_Message>& theMessage)
216 static const Events_ID kFeatureEvent = Events_Loop::eventByName("FeatureRegisterEvent");
217 static const Events_ID kValidatorEvent = Events_Loop::eventByName(EVENT_VALIDATOR_LOADED);
218 if (theMessage->eventID() == kFeatureEvent) {
219 const boost::shared_ptr<Config_FeatureMessage> aMsg =
220 boost::dynamic_pointer_cast<Config_FeatureMessage>(theMessage);
222 // proccess the plugin info, load plugin
223 if (myPlugins.find(aMsg->id()) == myPlugins.end()) {
224 myPlugins[aMsg->id()] = std::pair<std::string, std::string>(
225 aMsg->pluginLibrary(), aMsg->documentKind());
228 // plugins information was started to load, so, it will be loaded
229 myPluginsInfoLoaded = true;
230 } else if (theMessage->eventID() == kValidatorEvent) {
231 boost::shared_ptr<Config_ValidatorMessage> aMsg =
232 boost::dynamic_pointer_cast<Config_ValidatorMessage>(theMessage);
234 if (aMsg->attributeId().empty()) { // feature validator
235 validators()->assignValidator(aMsg->validatorId(), aMsg->featureId(), aMsg->parameters());
236 } else { // attribute validator
237 validators()->assignValidator(aMsg->validatorId(), aMsg->featureId(), aMsg->attributeId(),
241 } else { // create/update/delete
242 if (myCheckTransactions && !isOperation())
243 Events_Error::send("Modification of data structure outside of the transaction");
247 void Model_Session::LoadPluginsInfo()
249 if (myPluginsInfoLoaded) // nothing to do
252 // Read plugins information from XML files
253 Config_ModuleReader aXMLReader("FeatureRegisterEvent");
254 aXMLReader.readAll();
257 void Model_Session::registerPlugin(ModelAPI_Plugin* thePlugin)
259 myPluginObjs[myCurrentPluginName] = thePlugin;
260 static Events_ID EVENT_LOAD = Events_Loop::loop()->eventByName(EVENT_PLUGIN_LOADED);
261 ModelAPI_EventCreator::get()->sendUpdated(ObjectPtr(), EVENT_LOAD);
262 Events_Loop::loop()->flush(EVENT_LOAD);
265 ModelAPI_ValidatorsFactory* Model_Session::validators()
267 static Model_ValidatorsFactory* aFactory = new Model_ValidatorsFactory;