DtInformationDialogPage.h

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/******************************************************************************
** Copyright (c) 2009 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtInformationDialogPage.h,v $ $Revision: 1.2 $ $State: Exp $
******************************************************************************/


#pragma once

#include <vrvUtil/signalslib.h>

#include <vrfGuiObjectInformationQt/vrfGuiObjectInformationQt.h>

#include <vrvCoreQt/DtPage.h>
#include <vrvCore/DtPageConfiguration.h>
#include <vrvCore/DtStateView.h>
#include <vrvCore/DtEntityState.h>
#include <vrvCore/DtSimEntry.h>

#include <vrvUtil/DtSignalConnectionManager.h>

#include <QtGui/QTreeWidget>

class QLabel;
class QVBoxLayout;

namespace makVrv
{
   class DtDe;
   class DtPersistenceToolbarWidget;
}

namespace makVrf
{
   namespace makVrfGuiObjectInformationQt
   {
      class DtInformationDialogPageLogic;
      class DtInformationTreeWidgetItem;

      class DT_DLL_VRFGUIOBJECTINFORMATIONQT DtItemUpdateFunction
      {
      public:
         DtItemUpdateFunction()
         : myLogic(0)
         {
         }

         DtItemUpdateFunction(DtInformationDialogPageLogic* l)
         : myLogic(l)
         {
         }

         virtual ~DtItemUpdateFunction()
         {
         }

         virtual void setLogic(DtInformationDialogPageLogic* l);

         virtual QVariant value(int col, int role, const QTreeWidgetItem*,
            makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>*) = 0;
         virtual bool valueNeedsUpdate(int col,  makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>*) = 0;

         virtual void activate(makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>*)
         {
         }

         virtual void deactivate(makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>* s)
         {
         }

      protected:
         DtInformationDialogPageLogic* myLogic;
         makVrv::DtSignalConnectionManager myConnections;
      };

      class DtItemUpdateFunctionCreatorInterface
      {
      public:
         virtual ~DtItemUpdateFunctionCreatorInterface() {};
         virtual std::string creatorName() = 0;
         virtual DtItemUpdateFunction* create() = 0;
      };

      template <typename T> class DtItemUpdateFunctionCreator : public DtItemUpdateFunctionCreatorInterface
      {
      public:
         DtItemUpdateFunctionCreator() {};
         virtual ~DtItemUpdateFunctionCreator() {};

         virtual std::string creatorName() { return T::creatorName(); };
         virtual DtItemUpdateFunction* create() { return new T(); };
      };

      class DT_DLL_VRFGUIOBJECTINFORMATIONQT DtInformationDialogPage : public makVrv::DtPage
      {
         Q_OBJECT
      public:

         DtInformationDialogPage(makVrv::DtDe& de, QWidget* parent, Qt::WindowFlags f = Qt::SubWindow);

         virtual ~DtInformationDialogPage();

         virtual void setupGui();

         virtual QTreeWidget* dataItems();

         virtual void activate(makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>* state);

         virtual void deactivate();

         virtual void stateViewRemoved();

         virtual void updateData();

         virtual void addDataItems(const makVrv::DtPageConfiguration::PagePathList&);
         
         virtual void unknownDataItem(const std::string&);

         virtual const makVrv::DtPageConfiguration::PagePathList& informationItems() const
         {
            return myInformationItems;
         }

         boost::signal<void ()> signal_stateViewUpdated;

      protected:
         virtual QWidget* createPageContents();

         virtual void activate();

      protected:
         DtInformationDialogPageLogic* myLogic;
         makVrv::DtPageConfiguration::PagePathList myInformationItems;

      public:
         makVrv::DtPersistenceToolbarWidget* myTitle;
         QVBoxLayout*   myMainLayout;
         QVBoxLayout* myContentsLayout;
         QTreeWidget*   myDataItems;
      };

      class DT_DLL_VRFGUIOBJECTINFORMATIONQT DtInformationDialogPageLogic
      {
      public:
         DtInformationDialogPageLogic(makVrv::DtDe&, DtInformationDialogPage* iface);

         virtual ~DtInformationDialogPageLogic();

         virtual void updateData();

         makVrv::DtDe& de()
         {
            return myDe;
         }

         makVrv::DtElementID elementId() const
         {
            return myStateId;
         }

         makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>* state()
         {
            return myState;
         }

         virtual void addDataItems(const makVrv::DtPageConfiguration::PagePathList& pathList);

      public:
         virtual void addDataItem(const std::string& name, DtItemUpdateFunction* function,
            const std::string& before = "");

         virtual void replaceUpdateFunction(const std::string& name, DtItemUpdateFunction* function);

         virtual void removeDataItem(const std::string& name);

         virtual void activate(makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>* state);
         virtual void deactivate();

         virtual void stateViewRemoved();

      protected:
         virtual void slot_onStateViewUpdated(makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>*);
         virtual DtInformationTreeWidgetItem* createTreeWidgetItem();

         virtual void slot_onUpdateRateChanged(makVrv::DtUniqueID id, int rate);

         virtual void completeRateChange();
         virtual void slot_onStateViewAboutToBeRemoved(const makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>& state);

      protected:
         DtInformationDialogPage*   myInterface;
         makVrv::DtDe&              myDe;
         makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>* myState;
         makVrv::DtElementID  myStateId;
         std::map<std::string, DtInformationTreeWidgetItem*>   myItems;
      };

      class DT_DLL_VRFGUIOBJECTINFORMATIONQT DtInformationTreeWidgetItem : public QTreeWidgetItem
      {
      public:
         DtInformationTreeWidgetItem();
         virtual ~DtInformationTreeWidgetItem();

         DtItemUpdateFunction* setUpdateFunction(DtItemUpdateFunction* f)
         {
            DtItemUpdateFunction* old = myUpdater;

            myUpdater = f;

            return old;
         }

         virtual bool needsUpdate(int col) const;

         const std::string& internalName() const
         {
            return myInternalName;
         }

         void setInternalName(const std::string& n)
         {
            myInternalName = n;
         }

         void setState(makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>* s)
         {
            myState = s;
         }

         void activate(makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>* s)
         {
            myUpdater->activate(s);
         }

         void deactivate(makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>* s)
         {
            myUpdater->deactivate(s);
         }

         DtItemUpdateFunction* updater()
         {
            return myUpdater;
         }

      protected:
         virtual QVariant data(int col, int role) const;

      protected:
         DtItemUpdateFunction* myUpdater;
         std::string myInternalName;
         makVrv::DtStateView<makVrv::DtVrlinkSimulatedBaseState>* myState;
      };
   }
}