Fix for the bug #255: VTK viewer is not updated after modification of objects.

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

diff --git a/src/HYDROGUI/HYDROGUI_Operation.cxx b/src/HYDROGUI/HYDROGUI_Operation.cxx
index 9bdf11e031f00ae0908c53a7286c1df6894fbcdd..bdbd6fa05ffd1c86b4ea310a681dbf3f63b3ac1a 100644 (file)
--- a/src/HYDROGUI/HYDROGUI_Operation.cxx
+++ b/src/HYDROGUI/HYDROGUI_Operation.cxx
@@ -36,11 +36,18 @@
 #include <SUIT_MessageBox.h>
 #include <SUIT_Study.h>
 
+#include <QApplication>
+
 HYDROGUI_Operation::HYDROGUI_Operation( HYDROGUI_Module* theModule )
 : LightApp_Operation(),
   myModule( theModule ),
-  myPanel( 0 )
+  myPanel( 0 ),
+  myIsPrintErrorMessage( true )
 {
+  connect( this, SIGNAL( helpContextModule( const QString&, const QString&,
+                                            const QString& ) ),
+           theModule->application(), SLOT( onHelpContextModule( const QString&,
+                                            const QString&, const QString& ) ) );
 }
 
 HYDROGUI_Operation::~HYDROGUI_Operation()
@@ -64,6 +71,7 @@ HYDROGUI_InputPanel* HYDROGUI_Operation::inputPanel() const
     ( ( HYDROGUI_Operation* )this )->myPanel = createInputPanel();
     connect( myPanel, SIGNAL( panelApply() ),  this, SLOT( onApply() ) );
     connect( myPanel, SIGNAL( panelCancel() ), this, SLOT( onCancel() ) );
+    connect( myPanel, SIGNAL( panelHelp() ), this, SLOT( onHelp() ) );
   }
   return myPanel;
 }
@@ -82,8 +90,6 @@ void HYDROGUI_Operation::startOperation()
 {
   LightApp_Operation::startOperation();
 
-  doc()->StartOperation();
-
   if( inputPanel() )
   {
     myModule->getApp()->desktop()->addDockWidget( Qt::RightDockWidgetArea, inputPanel() );
@@ -93,22 +99,26 @@ void HYDROGUI_Operation::startOperation()
 
 void HYDROGUI_Operation::abortOperation()
 {
-  doc()->AbortOperation();
-
   LightApp_Operation::abortOperation();
-
-  if( inputPanel() )
-    inputPanel()->hide();
+  closeInputPanel();
 }
 
 void HYDROGUI_Operation::commitOperation()
 {
-  doc()->CommitOperation( HYDROGUI_Tool::ToExtString( getName() ) );
-
   LightApp_Operation::commitOperation();
+  closeInputPanel();
+}
 
-  if( inputPanel() )
-    inputPanel()->hide();
+void HYDROGUI_Operation::setDialogActive( const bool active )
+{
+  LightApp_Operation::setDialogActive( active );
+  if( myPanel )
+  {
+    if( active )
+    {
+      myPanel->show();
+    }
+  }
 }
 
 HYDROGUI_InputPanel* HYDROGUI_Operation::createInputPanel() const
@@ -116,6 +126,16 @@ HYDROGUI_InputPanel* HYDROGUI_Operation::createInputPanel() const
   return NULL;
 }
 
+void HYDROGUI_Operation::closeInputPanel()
+{
+  if( myPanel )
+  {
+    myModule->getApp()->desktop()->removeDockWidget( myPanel );
+    delete myPanel;
+    myPanel = 0;
+  }
+}
+
 bool HYDROGUI_Operation::processApply( int& theUpdateFlags,
                                        QString& theErrorMsg )
 {
@@ -126,6 +146,27 @@ void HYDROGUI_Operation::processCancel()
 {
 }
 
+void HYDROGUI_Operation::startDocOperation()
+{
+  // Open transaction in the model document
+  if ( !doc()->IsOperation() )
+    doc()->StartOperation();
+}
+
+void HYDROGUI_Operation::abortDocOperation()
+{
+  // Abort transaction in the model document
+  if ( doc()->IsOperation() )
+    doc()->AbortOperation();
+}
+
+void HYDROGUI_Operation::commitDocOperation()
+{
+  // Commit transaction in the model document
+  if ( doc()->IsOperation() )
+    doc()->CommitOperation( HYDROGUI_Tool::ToExtString( getName() ) );
+}
+
 Handle_HYDROData_Document HYDROGUI_Operation::doc() const
 {
   return HYDROData_Document::Document( myModule->getStudyId() );
@@ -133,22 +174,69 @@ Handle_HYDROData_Document HYDROGUI_Operation::doc() const
 
 void HYDROGUI_Operation::onApply()
 {
+  QApplication::setOverrideCursor( Qt::WaitCursor );
+
+  startDocOperation();
+
   int anUpdateFlags = 0;
   QString anErrorMsg;
-  if( processApply( anUpdateFlags, anErrorMsg ) )
+
+  bool aResult = false;
+  
+  try
+  {
+    aResult = processApply( anUpdateFlags, anErrorMsg );
+  }
+  catch ( Standard_Failure )
+  {
+    Handle(Standard_Failure) aFailure = Standard_Failure::Caught();
+    anErrorMsg = aFailure->GetMessageString();
+    aResult = false;
+  }
+  catch ( ... )
+  {
+    aResult = false;
+  }
+  
+  QApplication::restoreOverrideCursor();
+
+  if ( aResult )
   {
     module()->update( anUpdateFlags );
+    commitDocOperation();
     commit();
   }
   else
+  {
+    abortDocOperation();
+    printErrorMessage( anErrorMsg );
+ 
+    // If the operation has no input panel - do abort
+    if ( !inputPanel() ) {
+      abort();
+    }
+  }
+}
+
+void HYDROGUI_Operation::setPrintErrorMessage( const bool theIsPrint )
+{
+  myIsPrintErrorMessage = theIsPrint;
+}
+
+void HYDROGUI_Operation::printErrorMessage( const QString& theErrorMsg )
+{
+  if ( myIsPrintErrorMessage )
   {
     QString aMsg = tr( "INPUT_VALID_DATA" );
-    if( !anErrorMsg.isEmpty() )
-      aMsg.prepend( anErrorMsg + "\n" );
+    if( !theErrorMsg.isEmpty() )
+      aMsg.prepend( theErrorMsg + "\n" );
     SUIT_MessageBox::critical( module()->getApp()->desktop(),
                                tr( "INSUFFICIENT_INPUT_DATA" ),
-                               aMsg ); 
+                               aMsg );
+
   }
+  
+  myIsPrintErrorMessage = true;
 }
 
 void HYDROGUI_Operation::onCancel()
@@ -156,3 +244,26 @@ void HYDROGUI_Operation::onCancel()
   processCancel();
   abort();
 }
+
+void HYDROGUI_Operation::onHelp()
+{
+   emit helpContextModule( getHelpComponent(), getHelpFile(), getHelpContext() );
+}
+
+QString HYDROGUI_Operation::getHelpComponent() const
+{
+   return module()->moduleName();
+}
+
+QString HYDROGUI_Operation::getHelpFile() const
+{
+   QString aFileName = ((myName.isEmpty())? operationName() : myName);
+   return aFileName.replace(QRegExp("\\s"), "_").append(".html");
+}
+
+QString HYDROGUI_Operation::getHelpContext() const
+{
+   return QString();
+}
+
+