From 7d72dbfc9b29c6068d3bdba0087fc10f8c5d0fe5 Mon Sep 17 00:00:00 2001
From: apo <apo@opencascade.com>
Date: Thu, 30 Mar 2006 07:55:49 +0000
Subject: [PATCH] Fix for Bug12054   	Gauss Viewer can?t build a
 presentation or crash on animation (MKO)

---
 src/VISUGUI/VisuGUI_TimeAnimation.cxx |  9 +++++++++
 src/VISU_I/VISU_TimeAnimation.cxx     | 27 +++++++++++++++++++++------
 2 files changed, 30 insertions(+), 6 deletions(-)

diff --git a/src/VISUGUI/VisuGUI_TimeAnimation.cxx b/src/VISUGUI/VisuGUI_TimeAnimation.cxx
index e22eca42..0faf02f3 100644
--- a/src/VISUGUI/VisuGUI_TimeAnimation.cxx
+++ b/src/VISUGUI/VisuGUI_TimeAnimation.cxx
@@ -738,6 +738,15 @@ void SetupDlg::onPreferencesDlg()
   if (aData.myPrs.empty())
     myAnimator->generatePresentations(myFieldLst->currentItem());
 
+  if(!aData.myNbFrames || !aData.myPrs[0]){
+    QApplication::restoreOverrideCursor();
+    SUIT_MessageBox::warn1(this,
+                           tr("ERROR"),
+                           VisuGUI_TimeAnimationDlg::tr("MSG_NO_ANIMATIONDATA"),
+                           tr("&OK"));
+    return;
+  }
+
   int aType = myComboId2TypeId[myTypeCombo->currentItem()];
   switch (aType) {
   case TSCALARMAP_ITEM: //Scalar Map
diff --git a/src/VISU_I/VISU_TimeAnimation.cxx b/src/VISU_I/VISU_TimeAnimation.cxx
index fa5befe5..ce602533 100644
--- a/src/VISU_I/VISU_TimeAnimation.cxx
+++ b/src/VISU_I/VISU_TimeAnimation.cxx
@@ -42,6 +42,7 @@
 
 #include "SALOMEDSClient_AttributeComment.hxx"
 #include "SALOMEDSClient_AttributeName.hxx"
+#include "CASCatch.hxx"
 
 #include <qpixmap.h>
 #include <qimage.h>
@@ -194,13 +195,27 @@ namespace
       QString aFieldName = VISU::Storable::FindValue(aTimeMap,"myFieldName");
       int aTimeStampId = VISU::Storable::FindValue(aTimeMap,"myTimeStampId").toInt();
       
+      bool anIsCreated = false;
       TPrs3d* aPresent = new TPrs3d(theResult, false);
-      aPresent->Create(aMeshName.latin1(), anEntity,
-		       aFieldName.latin1(), aTimeStampId);
-      theData.myPrs[aFrameId++] = aPresent;
-
-      aMin = std::min(aPresent->GetMin(), aMin);
-      aMax = std::max(aPresent->GetMax(), aMax);
+      CASCatch_TRY{       
+	try{
+	  if(aPresent->Create(aMeshName.latin1(),anEntity,aFieldName.latin1(),aTimeStampId)){
+	    anIsCreated = true;
+	    theData.myPrs[aFrameId++] = aPresent;
+	    aMin = std::min(aPresent->GetMin(), aMin);
+	    aMax = std::max(aPresent->GetMax(), aMax);
+	  }
+	}catch(std::exception& exc){
+	  INFOS("Follow exception was occured :\n"<<exc.what());
+	}catch(...){
+	  INFOS("Unknown exception was occured!");
+	}
+      }CASCatch_CATCH(Standard_Failure) {
+	Handle(Standard_Failure) aFail = Standard_Failure::Caught();
+	INFOS("Follow signal was occured :\n"<<aFail->GetMessageString());
+      }
+      if(!anIsCreated)
+	aPresent->_remove_ref();
     }
     theData.myNbFrames = aFrameId;
 
-- 
2.39.2