descriptorCanvas.h

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/*******************************************************************************
** Copyright (c) 2013 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/

#pragma once

#include <vrvUtil/signalslib.h>

#include <QtGui/QWidget>

#include <map>

#include <vlutil/vlString.h>

#include "descriptorPage.h"

class DtVrfObjectParameters;
class QTabWidget;

namespace makVrv
{
   class DtDe;
}

typedef struct DtDescriptorPageStruct
{
   QString                    myTabName;
   DtDescriptorPageCreatorFcn myCreator;
   DtDescriptorPage*          myPage;
} DtDescriptorPageStruct;

typedef std::map<int, DtDescriptorPageStruct> DtDescriptorPages;

class DtDescriptorCanvas : public QWidget
{
   Q_OBJECT

public:
   DtDescriptorCanvas(makVrv::DtDe&, QWidget* parent = NULL, const Qt::WindowFlags& flags = 0);

   // Creates canvas for items found in the supplied parameter
   virtual bool init(DtVrfObjectParameters* current, DtVrfObjectParameters* backup, const QString& filename);

   // Adds a new page to the pages that will be created in initTabs
   virtual void addPage(int iIndex, const QString& name,
      DtDescriptorPageCreatorFcn fcn);

   virtual void savedOpdFile();

   virtual bool canCreateParameterItem() const;
   virtual bool canDeleteParameterItem() const;
   virtual bool canRestoreParameterItem() const;
   virtual void deleteCurrentlySelectedParameterEntry();
   virtual void restoreCurrentlySelectedParameterEntry();
   virtual void createParameterEntry();

   virtual QString currentTab(QString&) const;
   virtual void setCurrentTab(const QString&, const QStringList& tabPath);
   virtual void setupDescriptorPage(int);

protected:
   virtual bool initTabs(DtVrfObjectParameters* p, DtVrfObjectParameters* b);

   virtual bool setupDescriptorTabs(DtVrfObjectParameters* p, DtVrfObjectParameters* b) { return false; };

   virtual QWidget* createTab();
   
   virtual void clearPages();

protected slots:
   void setupDescriptorPage();

signals:
   void opdParameterModified(DtVrfObjectParameters*);
   void rightButtonPressed(QTreeWidgetItem*, QMouseEvent*, int);

protected:
   QTabWidget*             myTabWidget;
   DtVrfObjectParameters*  myParameters;
   DtVrfObjectParameters*  myBackupParameters;

   DtDescriptorPages       myDescriptorPages;
   int                     myCurrentIndex;
   QString                 myFilename;
   makVrv::DtDe&           myDe;
};

typedef DtDescriptorCanvas* (*DtDescriptorCanvasCreatorFcn)(makVrv::DtDe&, QWidget* parent, const Qt::WindowFlags& flags);