Make edition transaction where actually nothing was changed as empty one and do not...

[modules/shaper.git] / src / Model / Model_Session.cpp

diff --git a/src/Model/Model_Session.cpp b/src/Model/Model_Session.cpp
index 69c2f1b162d5421345e41028f8f37e41a676688f..172b7d3ff220ffd0e685853b53ffc524b62cb89f 100644 (file)
--- a/src/Model/Model_Session.cpp
+++ b/src/Model/Model_Session.cpp
@@ -9,6 +9,7 @@
 #include <ModelAPI_Plugin.h>
 #include <Model_Data.h>
 #include <Model_Document.h>
+#include <Model_Objects.h>
 #include <Model_Application.h>
 #include <Model_Events.h>
 #include <Model_Validator.h>
@@ -21,6 +22,7 @@
 #include <Config_ModuleReader.h>
 #include <Config_ValidatorReader.h>
 #include <ModelAPI_ResultPart.h>
+#include <ModelAPI_Tools.h>
 
 #include <TDF_CopyTool.hxx>
 #include <TDF_DataSet.hxx>
@@ -36,7 +38,7 @@ static Model_Session* myImpl = new Model_Session();
 
 bool Model_Session::load(const char* theFileName)
 {
-  bool aRes = ROOT_DOC->load(theFileName);
+  bool aRes = ROOT_DOC->load(theFileName, ROOT_DOC);
   return aRes;
 }
 
@@ -47,12 +49,12 @@ bool Model_Session::save(const char* theFileName, std::list<std::string>& theRes
 
 void Model_Session::closeAll()
 {
-  ROOT_DOC->close(true);
   Model_Application::getApplication()->deleteAllDocuments();
 }
 
-void Model_Session::startOperation(const std::string& theId)
+void Model_Session::startOperation(const std::string& theId, const bool theAttachedToNested)
 {
+  myOperationAttachedToNext = theAttachedToNested;
   ROOT_DOC->startOperation();
   ROOT_DOC->operationId(theId);
   static std::shared_ptr<Events_Message> aStartedMsg
@@ -67,6 +69,10 @@ void Model_Session::finishOperation()
 {
   setCheckTransactions(false);
   ROOT_DOC->finishOperation();
+  if (myOperationAttachedToNext) { // twice, with nested
+    ROOT_DOC->finishOperation();
+    myOperationAttachedToNext = false;
+  }
   setCheckTransactions(true);
 }
 
@@ -74,6 +80,10 @@ void Model_Session::abortOperation()
 {
   setCheckTransactions(false);
   ROOT_DOC->abortOperation();
+  if (myOperationAttachedToNext) { // twice, with nested
+    ROOT_DOC->abortOperation();
+    myOperationAttachedToNext = false;
+  }
   setCheckTransactions(true);
   // here the update mechanism may work after abort, so, supress the warnings about
   // modifications outside of the transactions
@@ -205,10 +215,33 @@ std::shared_ptr<ModelAPI_Document> Model_Session::activeDocument()
   return myCurrentDoc;
 }
 
+/// makes the last feature in the document as the current
+static void makeCurrentLast(std::shared_ptr<ModelAPI_Document> theDoc) {
+  if (theDoc.get()) {
+    FeaturePtr aLast = std::dynamic_pointer_cast<Model_Document>(theDoc)->lastFeature();
+    // if last is nested into something else, make this something else as last:
+    // otherwise it will look like edition of sub-element, so, the main will be disabled
+    if (aLast.get()) {
+      CompositeFeaturePtr aMain = ModelAPI_Tools::compositeOwner(aLast);
+      while(aMain.get()) {
+        aLast = aMain;
+        aMain = ModelAPI_Tools::compositeOwner(aLast);
+      }
+    }
+    theDoc->setCurrentFeature(aLast, false);
+  }
+}
+
 void Model_Session::setActiveDocument(
   std::shared_ptr<ModelAPI_Document> theDoc, bool theSendSignal)
 {
   if (myCurrentDoc != theDoc) {
+    if (myCurrentDoc.get())
+      myCurrentDoc->setActive(false);
+    if (theDoc.get())
+      theDoc->setActive(true);
+
+    std::shared_ptr<ModelAPI_Document> aPrevious = myCurrentDoc;
     myCurrentDoc = theDoc;
     if (theDoc.get() && theSendSignal) {
       // syncronize the document: it may be just opened or opened but removed before
@@ -216,7 +249,8 @@ void Model_Session::setActiveDocument(
       if (aDoc.get()) {
         bool aWasChecked = myCheckTransactions;
         setCheckTransactions(false);
-        aDoc->synchronizeFeatures(false, true, true);
+        TDF_LabelList anEmptyUpdated;
+        aDoc->objects()->synchronizeFeatures(anEmptyUpdated, true, true);
         if (aWasChecked)
             setCheckTransactions(true);
       }
@@ -224,6 +258,25 @@ void Model_Session::setActiveDocument(
           new Events_Message(Events_Loop::eventByName(EVENT_DOCUMENT_CHANGED)));
       Events_Loop::loop()->send(aMsg);
     }
+    // make the current state correct and synchronised in the module and sub-documents
+    if (isOperation()) { // do it only in transaction, not on opening of document
+      if (myCurrentDoc == moduleDocument()) {
+        // make the current feature the latest in root, in previous root current become also last
+        makeCurrentLast(aPrevious);
+        makeCurrentLast(myCurrentDoc);
+      } else {
+        // make the current feature the latest in sub, root current feature becomes this sub
+        makeCurrentLast(myCurrentDoc);
+        DocumentPtr aRoot = moduleDocument();
+        ResultPtr aPartRes = ModelAPI_Tools::findPartResult(aRoot, myCurrentDoc);
+        if (aPartRes.get()) {
+          FeaturePtr aPartFeat = aRoot->feature(aPartRes);
+          if (aPartFeat.get()) {
+            aRoot->setCurrentFeature(aPartFeat, false);
+          }
+        }
+      }
+    }
   }
 }
 
@@ -249,6 +302,11 @@ std::list<std::shared_ptr<ModelAPI_Document> > Model_Session::allOpenedDocuments
   return aResult;
 }
 
+bool Model_Session::isLoadByDemand(const std::string theDocID)
+{
+  return Model_Application::getApplication()->isLoadByDemand(theDocID);
+}
+
 std::shared_ptr<ModelAPI_Document> Model_Session::copy(
     std::shared_ptr<ModelAPI_Document> theSource, std::string theID)
 {
@@ -266,7 +324,8 @@ std::shared_ptr<ModelAPI_Document> Model_Session::copy(
   aRT->SetRelocation(aSourceRoot, aTargetRoot);
   TDF_CopyTool::Copy(aDS, aRT);
 
-  aNew->synchronizeFeatures(false, true, true);
+  TDF_LabelList anEmptyUpdated;
+  aNew->objects()->synchronizeFeatures(anEmptyUpdated, true, true);
   return aNew;
 }
 
@@ -274,6 +333,7 @@ Model_Session::Model_Session()
 {
   myPluginsInfoLoaded = false;
   myCheckTransactions = true;
+  myOperationAttachedToNext = false;
   ModelAPI_Session::setSession(std::shared_ptr<ModelAPI_Session>(this));
   // register the configuration reading listener
   Events_Loop* aLoop = Events_Loop::loop();
@@ -295,7 +355,7 @@ void Model_Session::processEvent(const std::shared_ptr<Events_Message>& theMessa
     const std::shared_ptr<Config_FeatureMessage> aMsg = 
       std::dynamic_pointer_cast<Config_FeatureMessage>(theMessage);
     if (aMsg) {
-      // proccess the plugin info, load plugin
+      // process the plugin info, load plugin
       if (myPlugins.find(aMsg->id()) == myPlugins.end()) {
         myPlugins[aMsg->id()] = std::pair<std::string, std::string>(
           aMsg->pluginLibrary(), aMsg->documentKind());
@@ -338,7 +398,8 @@ void Model_Session::processEvent(const std::shared_ptr<Events_Message>& theMessa
       std::shared_ptr<ModelAPI_ObjectDeletedMessage> aDeleted =
         std::dynamic_pointer_cast<ModelAPI_ObjectDeletedMessage>(theMessage);
       if (aDeleted && 
-          aDeleted->groups().find(ModelAPI_ResultPart::group()) != aDeleted->groups().end()) 
+          aDeleted->groups().find(ModelAPI_ResultPart::group()) != aDeleted->groups().end() &&
+          !ModelAPI_Tools::findPartResult(moduleDocument(), activeDocument()).get()) // another part may be disabled
       {
         setActiveDocument(moduleDocument());
       }
@@ -384,3 +445,8 @@ ModelAPI_ValidatorsFactory* Model_Session::validators()
   static Model_ValidatorsFactory* aFactory = new Model_ValidatorsFactory;
   return aFactory;
 }
+
+int Model_Session::transactionID()
+{
+  return ROOT_DOC->transactionID();
+}