refs #430: incorrect coordinates in dump polyline

[modules/hydro.git] / src / HYDROGUI / HYDROGUI_Operation.cxx

diff --git a/src/HYDROGUI/HYDROGUI_Operation.cxx b/src/HYDROGUI/HYDROGUI_Operation.cxx
index 8b397f151c77e5938f4e07fef8cb5c800ed7e8b0..442b6e7d383eea1caf424124421c8c4d7390c704 100644 (file)
--- a/src/HYDROGUI/HYDROGUI_Operation.cxx
+++ b/src/HYDROGUI/HYDROGUI_Operation.cxx
@@ -26,6 +26,7 @@
 #include "HYDROGUI_Module.h"
 #include "HYDROGUI_Tool.h"
 #include "HYDROGUI_OCCDisplayer.h"
+#include "HYDROGUI_Shape.h"
 
 #include <HYDROData_Document.h>
 #include <HYDROData_Iterator.h>
@@ -44,6 +45,7 @@ HYDROGUI_Operation::HYDROGUI_Operation( HYDROGUI_Module* theModule )
   myModule( theModule ),
   myPanel( 0 ),
   myIsPrintErrorMessage( true ),
+  myIsTransactionOpened( false ),
   myPreviewManager( 0 ),
   myPreviewZLayer( -1 )
 {
@@ -91,13 +93,26 @@ HYDROGUI_Module* HYDROGUI_Operation::module() const
 
 /**
   * Returns Z layer of the operation preview.
-  \ returns a layer position
+   \ returns a layer position
  */
 int HYDROGUI_Operation::getPreviewZLayer() const
 {
   return myPreviewZLayer;
 }
 
+/**
+ * Update Z layer for the operation preview.
+   \param theLayer a layer position
+ */
+void HYDROGUI_Operation::updatePreviewZLayer( int theLayer )
+{
+  setPreviewZLayer( theLayer );
+
+  HYDROGUI_Shape* aPreview = getPreviewShape();
+  if ( aPreview )
+    aPreview->setZLayer( getPreviewZLayer() );
+}
+
 /**
  * Set Z layer for the operation preview.
  \param theLayer a layer position
@@ -108,6 +123,14 @@ void HYDROGUI_Operation::setPreviewZLayer( int theLayer )
     myPreviewZLayer = theLayer;
 }
 
+/**
+ * Returns a shape preview of the operation
+ */
+HYDROGUI_Shape* HYDROGUI_Operation::getPreviewShape() const
+{
+  return 0;
+}
+
 /**
  * Return the operation preview manager
  */
@@ -121,13 +144,14 @@ OCCViewer_ViewManager* HYDROGUI_Operation::getPreviewManager()
  */
 void HYDROGUI_Operation::setPreviewManager( OCCViewer_ViewManager* theManager )
 {
-  if ( !theManager && myPreviewManager )
-    module()->getOCCDisplayer()->RemoveZLayer( myPreviewManager, getPreviewZLayer() );
+  //No good: preview Z layer could be used by usual presentations
+  //if ( !theManager && myPreviewManager )
+  //  module()->getOCCDisplayer()->RemoveZLayer( myPreviewManager, getPreviewZLayer() );
 
   myPreviewManager = theManager;
 
   if ( myPreviewManager )
-    setPreviewZLayer( module()->getOCCDisplayer()->AddTopZLayer( myPreviewManager ) );
+    setPreviewZLayer( module()->getOCCDisplayer()->AddPreviewZLayer( myPreviewManager ) );
 }
 
 void HYDROGUI_Operation::startOperation()
@@ -160,26 +184,25 @@ void HYDROGUI_Operation::stopOperation()
 
   // pop the operation from the cached map of active operations
   QStack<HYDROGUI_Operation*>& anOperations = myModule->getActiveOperations();
-  if ( anOperations.top() == this )
-  {
-    anOperations.pop();
-  }
-  else {
-    // find in the stack the current operation and remove it from the stack
-    QVectorIterator<HYDROGUI_Operation*> aVIt( anOperations );
-    aVIt.toBack();
-    aVIt.previous(); // skip the top show/hide operation
-    while ( aVIt.hasPrevious() )
+  if ( !anOperations.empty() ) {
+    if ( anOperations.top() == this )
+      anOperations.pop();
+    else
     {
-      HYDROGUI_Operation* anOp = aVIt.previous();
-      if ( anOp == this )
-        anOperations.remove( anOperations.lastIndexOf( anOp ) );
+      // find in the stack the current operation and remove it from the stack
+      QVectorIterator<HYDROGUI_Operation*> aVIt( anOperations );
+      aVIt.toBack();
+      aVIt.previous(); // skip the top show/hide operation
+      while ( aVIt.hasPrevious() )
+      {
+        HYDROGUI_Operation* anOp = aVIt.previous();
+        if ( anOp == this )
+          anOperations.remove( anOperations.lastIndexOf( anOp ) );
+      }
     }
   }
-
-  // removes the Z layer, created for the operation preview
-  if ( myPreviewManager && getPreviewZLayer() >= 0 )
-    module()->getOCCDisplayer()->RemoveZLayer( myPreviewManager, getPreviewZLayer() );
+  // release the preview manager with removing the added preview Z layer
+  setPreviewManager( 0 );
 }
 
 void HYDROGUI_Operation::setDialogActive( const bool active )
@@ -210,7 +233,8 @@ void HYDROGUI_Operation::closeInputPanel()
 }
 
 bool HYDROGUI_Operation::processApply( int& theUpdateFlags,
-                                       QString& theErrorMsg )
+                                       QString& theErrorMsg,
+                                       QStringList& theBrowseObjectsEntries )
 {
   return false;
 }
@@ -221,23 +245,35 @@ void HYDROGUI_Operation::processCancel()
 
 void HYDROGUI_Operation::startDocOperation()
 {
-  // Open transaction in the model document
+  // Open transaction in the model document only if it not
+  // already opened by other operation (intended for nested operations)
   if ( !doc()->IsOperation() )
+  {
     doc()->StartOperation();
+    myIsTransactionOpened = true;
+  }
 }
 
 void HYDROGUI_Operation::abortDocOperation()
 {
-  // Abort transaction in the model document
-  if ( doc()->IsOperation() )
+  // Abort transaction in the model document only if it was 
+  // opened by this operation (intended for nested operations)
+  if ( myIsTransactionOpened && doc()->IsOperation() )
+  {
     doc()->AbortOperation();
+    myIsTransactionOpened = false;
+  }
 }
 
 void HYDROGUI_Operation::commitDocOperation()
 {
-  // Commit transaction in the model document
-  if ( doc()->IsOperation() )
+  // Commit transaction in the model document only if it was 
+  // opened by this operation (intended for nested operations)
+  if ( myIsTransactionOpened && doc()->IsOperation() )
+  {
     doc()->CommitOperation( HYDROGUI_Tool::ToExtString( getName() ) );
+    myIsTransactionOpened = false;
+  }
 }
 
 Handle_HYDROData_Document HYDROGUI_Operation::doc() const
@@ -255,10 +291,11 @@ void HYDROGUI_Operation::onApply()
   QString anErrorMsg;
 
   bool aResult = false;
-  
+  QStringList aBrowseObjectsEntries;
+
   try
   {
-    aResult = processApply( anUpdateFlags, anErrorMsg );
+    aResult = processApply( anUpdateFlags, anErrorMsg, aBrowseObjectsEntries );
   }
   catch ( Standard_Failure )
   {
@@ -278,6 +315,7 @@ void HYDROGUI_Operation::onApply()
     module()->update( anUpdateFlags );
     commitDocOperation();
     commit();
+    browseObjects( aBrowseObjectsEntries );
   }
   else
   {
@@ -342,4 +380,9 @@ QString HYDROGUI_Operation::getHelpContext() const
    return QString();
 }
 
-
+void HYDROGUI_Operation::browseObjects( const QStringList& theBrowseObjectsEntries )
+{
+  bool isApplyAndClose = true;
+  bool isOptimizedBrowse = true;
+  module()->getApp()->browseObjects( theBrowseObjectsEntries, isApplyAndClose, isOptimizedBrowse );
+}