GUI/Widgets/vtkKWUserInterfaceManagerNotebook.h

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/*=========================================================================

  Module:    $RCSfile: vtkKWUserInterfaceManagerNotebook.h,v $

  Copyright (c) Kitware, Inc.
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef __vtkKWUserInterfaceManagerNotebook_h
#define __vtkKWUserInterfaceManagerNotebook_h

#include "vtkKWUserInterfaceManager.h"

class vtkKWApplication;
class vtkKWIcon;
class vtkKWNotebook;
class vtkKWUserInterfacePanel;
class vtkKWWidget;
class vtkKWUserInterfaceManagerNotebookInternals;

class KWWIDGETS_EXPORT vtkKWUserInterfaceManagerNotebook : public vtkKWUserInterfaceManager
{
public:
  static vtkKWUserInterfaceManagerNotebook* New();
  vtkTypeRevisionMacro(vtkKWUserInterfaceManagerNotebook,vtkKWUserInterfaceManager);
  void PrintSelf(ostream& os, vtkIndent indent);


  virtual void SetNotebook(vtkKWNotebook*);
  vtkGetObjectMacro(Notebook, vtkKWNotebook);
  
  virtual void Create(vtkKWApplication *app);


  virtual int AddPage(vtkKWUserInterfacePanel *panel, 
                      const char *title, 
                      const char *balloon = 0, 
                      vtkKWIcon *icon = 0);


  virtual vtkKWWidget* GetPageWidget(int id);
  virtual vtkKWWidget* GetPageWidget(vtkKWUserInterfacePanel *panel, 
                                     const char *title);

  virtual vtkKWWidget *GetPagesParentWidget(vtkKWUserInterfacePanel *panel);


  virtual void RaisePage(int id);
  virtual void RaisePage(vtkKWUserInterfacePanel *panel, 
                         const char *title);
  

  virtual int ShowPanel(vtkKWUserInterfacePanel *panel);
  virtual int HidePanel(vtkKWUserInterfacePanel *panel);
  virtual int IsPanelVisible(vtkKWUserInterfacePanel *panel);
  virtual int RaisePanel(vtkKWUserInterfacePanel *panel);
  
  virtual void UpdatePanel(vtkKWUserInterfacePanel *panel);

  virtual vtkKWUserInterfacePanel* GetPanelFromPageId(int page_id);


  virtual void SetEnableDragAndDrop(int);
  vtkBooleanMacro(EnableDragAndDrop, int);
  vtkGetMacro(EnableDragAndDrop, int);


  virtual void DragAndDropEndCallback(
    int x, int y, 
    vtkKWWidget *widget, vtkKWWidget *anchor, vtkKWWidget *target);


  virtual int GetNumberOfDragAndDropEntries();
  virtual int DeleteAllDragAndDropEntries();


  virtual int GetDragAndDropEntry(
    int idx, 
    ostream &widget_label, 
    ostream &from_panel_name, 
    ostream &from_page_title, 
    ostream &from_after_widget_label, 
    ostream &to_panel_name, 
    ostream &to_page_title,
    ostream &to_after_widget_label);
  virtual int DragAndDropWidget(
    const char *widget_label, 
    const char *from_panel_name, 
    const char *from_page_title, 
    const char *from_after_widget_label,
    const char *to_panel_name, 
    const char *to_page_title,
    const char *to_after_widget_label);


  vtkBooleanMacro(LockDragAndDropEntries, int);
  vtkSetMacro(LockDragAndDropEntries, int);
  vtkGetMacro(LockDragAndDropEntries, int);

  //BTX
  // A Widget location. 
  // Store both the page the widget is packed in, and the widget it is 
  // packed after (if any).
  // @cond nested_class
  class WidgetLocation
  {
  public:
    WidgetLocation();
    void Empty();

    int PageId;
    vtkKWWidget *AfterWidget;
  };
  // @endcond

  // A D&D entry. 
  // Store the widget source and target location.
  // @cond nested_class
  class DragAndDropEntry
  {
  public:
    DragAndDropEntry();

    vtkKWWidget *Widget;
    WidgetLocation FromLocation;
    WidgetLocation ToLocation;
  };
  // @endcond
  //ETX

protected:
  vtkKWUserInterfaceManagerNotebook();
  ~vtkKWUserInterfaceManagerNotebook();

  virtual int RemovePageWidgets(vtkKWUserInterfacePanel *panel);
  
  vtkKWNotebook *Notebook;


  virtual void UpdatePanelDragAndDrop(vtkKWUserInterfacePanel *panel);
  int EnableDragAndDrop;
  int LockDragAndDropEntries;

  //BTX


  virtual int CanWidgetBeDragAndDropped(
    vtkKWWidget *widget, vtkKWWidget **anchor = 0);

  virtual char* GetDragAndDropWidgetLabel(vtkKWWidget *widget);

  // PIMPL Encapsulation for STL containers

  vtkKWUserInterfaceManagerNotebookInternals *Internals;
  friend class vtkKWUserInterfaceManagerNotebookInternals;


  virtual int GetDragAndDropWidgetLocation(
    vtkKWWidget *widget, WidgetLocation *loc);


  virtual vtkKWWidget* GetDragAndDropWidgetFromLabelAndLocation(
    const char *widget_label, const WidgetLocation *loc_hint);

  DragAndDropEntry* GetLastDragAndDropEntry(vtkKWWidget *Widget);

  virtual int IsDragAndDropWidgetAtOriginalLocation(vtkKWWidget *widget);


  int AddDragAndDropEntry(
    vtkKWWidget *Widget, 
    const WidgetLocation *from_loc,
    const WidgetLocation *to_loc);


  virtual int DragAndDropWidget(
    vtkKWWidget *widget, 
    const WidgetLocation *from_loc,
    const WidgetLocation *to_loc);

  //ETX

private:

  vtkKWUserInterfaceManagerNotebook(const vtkKWUserInterfaceManagerNotebook&); // Not implemented
  void operator=(const vtkKWUserInterfaceManagerNotebook&); // Not Implemented
};

#endif

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