From: mpv <mpv@opencascade.com>
Date: Tue, 10 Nov 2015 11:52:13 +0000 (+0300)
Subject: Fix the Macro Box update problem and general updating mechanism to be more stable
X-Git-Tag: V_2.0.0_alfa2~44
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=76524262f8549117008d42a65852c29ed7fb230a;p=modules%2Fshaper.git

Fix the Macro Box update problem and general updating mechanism to be more stable
---

diff --git a/src/Model/Model_Update.cpp b/src/Model/Model_Update.cpp
index 496577676..e9cec6c46 100644
--- a/src/Model/Model_Update.cpp
+++ b/src/Model/Model_Update.cpp
@@ -65,6 +65,7 @@ Model_Update::Model_Update()
   myIsParamUpdated = false;
   myIsFinish = false;
   myModification = 0;
+  myModificationInStartProcessing = 0;
 }
 
 void Model_Update::processEvent(const std::shared_ptr<Events_Message>& theMessage)
@@ -109,6 +110,8 @@ void Model_Update::processEvent(const std::shared_ptr<Events_Message>& theMessag
       if ((*anObjIter)->groupName() == ModelAPI_ResultParameter::group()) {
         myIsParamUpdated = true;
       }
+      if (myIsExecuted) // modifications from outside are with never IDs to take them into account in the current updates
+        myModification++;
       // on undo/redo, abort do not update persisten features
       FeaturePtr anUpdated = std::dynamic_pointer_cast<ModelAPI_Feature>(*anObjIter);
       if (std::dynamic_pointer_cast<Model_Document>((*anObjIter)->document())->executeFeatures() ||
@@ -223,33 +226,13 @@ void Model_Update::iterateUpdateBreak(std::shared_ptr<ModelAPI_Feature> theFeatu
 
 void Model_Update::processOperation(const bool theTotalUpdate, const bool theFinish)
 {
-  /* cancel hardcode due to issue 948
-  if (theFinish) {
-    // the hardcode (DBC asked): hide the sketch referenced by extrusion on apply
-    std::set<std::shared_ptr<ModelAPI_Object> >::iterator aFIter;
-    for(aFIter = myWaitForFinish.begin(); aFIter != myWaitForFinish.end(); aFIter++)
-    {
-      FeaturePtr aF = std::dynamic_pointer_cast<ModelAPI_Feature>(*aFIter);
-      if (aF && aF->data()->isValid() && 
-           (aF->getKind() == "Extrusion" || aF->getKind() == "Revolution")) {
-        AttributeSelectionListPtr aBase = aF->selectionList("base");
-        if (aBase.get()) {
-          for(int a = aBase->size() - 1; a >= 0; a--) {
-            ResultPtr aSketchRes = aBase->value(a)->context();
-            if (aSketchRes) {
-              aSketchRes->setDisplayed(false);
-            }
-          }
-        }
-      }
-    }
-  } */
   // perform update of everything if needed
   if (!myIsExecuted) {
     #ifdef DEB_UPDATE
       std::cout<<"****** Start processing"<<std::endl;
     #endif
     myIsExecuted = true;
+    myModificationInStartProcessing = myModification;
 
     bool isAutomaticChanged = false;
 
@@ -262,10 +245,15 @@ void Model_Update::processOperation(const bool theTotalUpdate, const bool theFin
 
     if (isAutomaticChanged) myIsAutomatic = false;
     myIsExecuted = false;
+    // flush updates just before "myModification" increment: to distinguish
+    // updates by "execute" produced by this updater and other updates, coming outside,
+    // which are really important for "processEvent" of this updater
+    static Events_Loop* aLoop = Events_Loop::loop();
+    static const Events_ID kUpdatedEvent = aLoop->eventByName(EVENT_OBJECT_UPDATED);
+    aLoop->flush(kUpdatedEvent);
     myModification++;
 
     // flush to update display
-    static Events_Loop* aLoop = Events_Loop::loop();
     static Events_ID EVENT_DISP = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
     aLoop->flush(EVENT_DISP);
     #ifdef DEB_UPDATE
@@ -274,6 +262,12 @@ void Model_Update::processOperation(const bool theTotalUpdate, const bool theFin
   }
 }
 
+bool Model_Update::isProcessed(const int theModificationID)
+{
+  return theModificationID >= myModificationInStartProcessing && 
+         theModificationID <= myModification;
+}
+
 void Model_Update::updateFeature(FeaturePtr theFeature)
 {
   // check all features this feature depended on (recursive call of updateFeature)
@@ -303,7 +297,7 @@ void Model_Update::updateFeature(FeaturePtr theFeature)
   // If automatice update is not needed and feature attributes were not updated right now,
   // do not execute it and do not update arguments.
   if (!myIsAutomatic && 
-       (myUpdated.find(theFeature) == myUpdated.end() || myUpdated[theFeature] != myModification)
+       (myUpdated.find(theFeature) == myUpdated.end() || !isProcessed(myUpdated[theFeature]))
        && !aCompos.get()) {
     // execute will be performed later, but some features may have not-result 
     // presentations, so call update for them (like coincidence in the sketcher)
@@ -338,7 +332,7 @@ void Model_Update::updateFeature(FeaturePtr theFeature)
   if (aJustUpdated) {
     // if preview is not needed, the created feature was not updated before, so, myModification is not actual for this
     if (theFeature->isPreviewNeeded()) {
-      aJustUpdated = myUpdated[theFeature] == myModification;
+      aJustUpdated = isProcessed(myUpdated[theFeature]);
     }
   }
 
diff --git a/src/Model/Model_Update.h b/src/Model/Model_Update.h
index 3b543c1f5..2e44ea321 100644
--- a/src/Model/Model_Update.h
+++ b/src/Model/Model_Update.h
@@ -30,6 +30,8 @@ class Model_Update : public Events_Listener
   std::map<std::shared_ptr<ModelAPI_Object>, int > myUpdated;
   /// current id of modification inside of the current transaction
   int myModification;
+  /// id of modification inside of the current transaction on start of processing
+  int myModificationInStartProcessing;
   /// features that must be additionally processed after execution of finish operation
   std::set<std::shared_ptr<ModelAPI_Object> > myWaitForFinish;
   /// to know that all next updates are caused by this execution
@@ -127,6 +129,8 @@ protected:
                std::shared_ptr<ModelAPI_Object> theArgument);
   /// Updates the properties of object because of stability state changes
   void updateStability(void* theSender);
+  /// Returns true if the feature is the given modification ID is processed in the current processOperation
+  bool isProcessed(const int theModificationID);
 };
 
 #endif
diff --git a/src/SketchPlugin/SketchPlugin_ConstraintFillet.cpp b/src/SketchPlugin/SketchPlugin_ConstraintFillet.cpp
index f55e46ceb..a870ff02b 100644
--- a/src/SketchPlugin/SketchPlugin_ConstraintFillet.cpp
+++ b/src/SketchPlugin/SketchPlugin_ConstraintFillet.cpp
@@ -216,7 +216,9 @@ void SketchPlugin_ConstraintFillet::execute()
       aNewFeatureB->attribute(aFeatAttributes[2 + (isStart[1] ? 0 : 1)]))->setValue(
       aTangentPntB->x(), aTangentPntB->y());
   aNewFeatureB->execute();
-  // update fillet arc
+  // update fillet arc: make the arc correct for sure, so, it is not needed to process the "attribute updated"
+  // by arc; moreover, it may cause cyclicity in hte mechanism of updater
+  aNewArc->data()->blockSendAttributeUpdated(true);
   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
       aNewArc->attribute(SketchPlugin_Arc::CENTER_ID()))->setValue(
       aCenter->x(), aCenter->y());
@@ -229,6 +231,7 @@ void SketchPlugin_ConstraintFillet::execute()
       aNewArc->attribute(SketchPlugin_Arc::START_ID()))->setValue(aTangentPntA->x(), aTangentPntA->y());
   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
       aNewArc->attribute(SketchPlugin_Arc::END_ID()))->setValue(aTangentPntB->x(), aTangentPntB->y());
+  aNewArc->data()->blockSendAttributeUpdated(false);
   aNewArc->execute();
 
   if (needNewObjects) {