src/SUIT/SUIT_Study.h

   1 #ifndef SUIT_STUDY_H
   2 #define SUIT_STUDY_H
   3
   4 #include "SUIT.h"
   5
   6 #include "SUIT_Operation.h"
   7
   8 #include <qobject.h>
   9 #include <qptrlist.h>
  10
  11 class SUIT_DataObject;
  12 class SUIT_Application;
  13 class QDialog;
  14
  15 #ifdef WIN32
  16 #pragma warning( disable:4251 )
  17 #endif
  18
  19 class SUIT_EXPORT SUIT_Study : public QObject
  20 {
  21   Q_OBJECT
  22
  23 public:
  24   SUIT_Study( SUIT_Application* );
  25   virtual ~SUIT_Study();
  26
  27   virtual int       id() const;
  28
  29   SUIT_DataObject*  root() const;
  30   QString           studyName() const;
  31   SUIT_Application* application() const;
  32
  33   virtual bool      isSaved()  const;
  34   virtual bool      isModified() const;
  35
  36   virtual void      createDocument();
  37   virtual void      closeDocument( bool = true );
  38   virtual bool      openDocument( const QString& );
  39
  40   bool              saveDocument();
  41   virtual bool      saveDocumentAs( const QString& );
  42
  43   virtual void      update();
  44
  45   virtual void      sendChangesNotification();
  46
  47   // Operation management
  48   SUIT_Operation*   activeOperation() const;
  49   virtual void      abortAllOperations();
  50   const QPtrList<SUIT_Operation>& operations() const;
  51
  52   virtual SUIT_Operation* blockingOperation( SUIT_Operation* ) const;
  53
  54   bool              start( SUIT_Operation*, const bool check = true );
  55   bool              abort( SUIT_Operation* );
  56   bool              commit( SUIT_Operation* );
  57   bool              suspend( SUIT_Operation* );
  58   bool              resume( SUIT_Operation* );
  59
  60 signals:
  61   void              studyModified( SUIT_Study* );
  62
  63 protected:
  64   virtual void      setIsSaved( const bool );
  65   virtual void      setIsModified( const bool );
  66   virtual void      setRoot( SUIT_DataObject* );
  67   virtual void      setStudyName( const QString& );
  68
  69         virtual void      operationStarted( SUIT_Operation* );
  70         virtual void      operationAborted( SUIT_Operation* );
  71         virtual void      operationStopped( SUIT_Operation* );
  72         virtual void      operationCommited( SUIT_Operation* );
  73
  74   virtual bool      openTransaction();
  75   virtual bool      abortTransaction();
  76   virtual bool      hasTransaction() const;
  77   virtual bool      commitTransaction( const QString& = QString::null );
  78
  79 private:
  80   typedef QPtrList<SUIT_Operation> Operations;
  81   void              stop( SUIT_Operation* );
  82
  83 private:
  84   int               myId;
  85   SUIT_Application* myApp;
  86   SUIT_DataObject*  myRoot;
  87   QString           myName;
  88   bool              myIsSaved;
  89   bool              myIsModified;
  90   Operations        myOperations;
  91   bool              myBlockChangeState;
  92
  93   friend class SUIT_Operation;
  94 };
  95
  96 #ifdef WIN32
  97 #pragma warning( default:4251 )
  98 #endif
  99
 100 #endif