include/vrvCoreQt/DtCustomTreeWidgetEditor.h

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/******************************************************************************
** Copyright (c) 2008 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtCustomTreeWidgetEditor.h,v $ $Revision: 1.15 $ $State: Exp $
******************************************************************************/


#ifndef DtCustomTreeWidgetEditor_H_
#define DtCustomTreeWidgetEditor_H_

#include <vrvCoreQt/vrvCoreQt.h>
#include <QtCore/QObject>
#include <QtCore/QStringList>
#include <QtGui/QTreeWidgetItem>

class QTreeWidgetItem;

namespace makVrv
{  

   class DtDe;

   class DT_DLL_VRVCOREQT DtCustomTreeWidgetEditor : public QObject
   {
   Q_OBJECT;
   public:

      enum EditorType
      {
         DefaultEditor = 0,
         LineEdit,
         ComboBox,
         FileName,
         Integer,
         FloatingPoint,
         TextBox
      };

      DtCustomTreeWidgetEditor(DtDe& de, QTreeWidgetItem* item,int index, QString value,
         EditorType type = LineEdit);

      virtual ~DtCustomTreeWidgetEditor();

      virtual void setComboBoxParameters(QStringList* possibleValues,bool noEditing = true);

      virtual void setValue( QString value );

      bool editing();

   public slots:      

      void edit();
      void commit();
      void updateValue( QString value );

      virtual void editAsTextBox();
      virtual void editAsLineEdit();
      virtual void editAsComboBox();
      virtual void editAsFileBrowser();

      /*
      virtual void editAsFileName();
      virtual void editAsInteger();
      virtual void editAsFloatingPoint();
      */

      virtual QString commitFromTextBox();
      virtual QString commitFromLineEdit();
      virtual QString commitFromComboBox();
      virtual QString commitFromFileBrowser();
     
   protected:

      virtual bool eventFilter(QObject *obj, QEvent *event);

   protected:

      DtDe& myDe;
      EditorType myType;
      QTreeWidgetItem* myItem;
      QString myInitialValue;
      int myIndex;
      QStringList* myComboBoxParameters;
      bool myComboBoxEditable;

   };

   class DT_DLL_VRVCOREQT DtCustomTreeWidgetItem : public QTreeWidgetItem
   {

   public:

      typedef std::map<int, DtCustomTreeWidgetEditor::EditorType> EditorTypeMap;

      DtCustomTreeWidgetItem(DtDe& de, QTreeWidget* parent, int type = QTreeWidgetItem::Type);

      virtual ~DtCustomTreeWidgetItem();

      virtual void setData(int column, int role, const QVariant &value);
      virtual void setColumnEditorType(int column, DtCustomTreeWidgetEditor::EditorType editorType);

      //May only be called after setText on the column.
      virtual void setComboBoxParameters(int column, QStringList* comboBoxParameters);

      void edit(int column);

      virtual bool operator<(const QTreeWidgetItem &other) const;

   protected:

      EditorTypeMap myEditorTypeMap;
      DtDe& myDe;

   };
}

#endif