#ifndef _TRANSFER_VIEW_H_
#define _TRANSFER_VIEW_H_

#include <qlistview.h>

#include "transfer_storage.h"


//
// Extension of QListViewItem that allows making one column a status-column with a progress bar.
// Gets its values on the fly from the associated gdl or transfer.
//

class transfer_lvi :  public QListViewItem {

public:

  enum TRNSFR_LVI_CLMN_TYPES { CT_FNAME=0, 
			       CT_FSIZE, 
			       CT_UNAME, 
			       CT_STATUS, 
			       CT_PROGRESS, 
			       CT_RATE, 
			       CT_ETA,
			       CT_TARGET,
			       CT_EMPTY };

  enum TRNSFR_LVI_LAYOUTS    { A_GDL,     // Active GDL
			       A_GDL_SRC, // Active GDL's running download
			       A_GDL_DONE,// Active GDL's complete download range
			       Q_GDL,     // Queued GDL
			       Q_GDL_SRC, // Queued GDL's source
			       UL,        // Upload
			       INVALID_LAYOUT_TYPE };
protected:
  gdl_item *gdl;
  transfer_item *udl;

  int column_type[CT_EMPTY];
  int layout;

public:

  transfer_lvi( QListView * parent ) : QListViewItem(parent) { 
    gdl=0; udl=0; memset(column_type, 0, sizeof(int)*(int)CT_EMPTY); 
  }
  
  transfer_lvi( QListViewItem * parent ) : QListViewItem(parent) { 
    gdl=0; udl=0; memset(column_type, 0, sizeof(int)*(int)CT_EMPTY); 
  }
  
  transfer_lvi( QListView * parent, QListViewItem * after ) : QListViewItem(parent, after) { 
    gdl=0; udl=0; memset(column_type, 0, sizeof(int)*(int)CT_EMPTY); 
  }
  
  transfer_lvi( QListViewItem * parent, QListViewItem * after ) : QListViewItem(parent, after) { 
    gdl=0; udl=0; memset(column_type, 0, sizeof(int)*(int)CT_EMPTY); 
  }

  virtual ~transfer_lvi() { gdl=0; udl=0; }

  void set_column_type(const int column, const int ct);

  void set_layout(int lo, gdl_item *g=0);
  void set_layout(int lo, transfer_item *d=0);

  gdl_item *GDL() { return gdl; }
  transfer_item *UDL() { return udl; }

  unsigned int ID() const { if (gdl) return gdl->id(); else if (udl) return udl->id; else return 0; }

  // Overload text() function to get data from gdl/udl, to avoid calling setText() manually.
  virtual QString text(int column) const;

  // Overload paint function of a column with the progressbar.
  void paintCell ( QPainter * p, const QColorGroup & cg, int column, int width, int align );

  // Overload width() to support the custom progressbar column.
  int width ( const QFontMetrics & fm, const QListView * lv, int c ) const {
    if (column_type[c]==CT_STATUS) {
      int w = QListViewItem::width(fm, lv, c);
      return w<6 ? 6 : w;
    } else 
      return QListViewItem::width(fm, lv, c);
  }

};


QString bytes_to_string(ULLINT size);


#endif

/*
 *
 * $Log: transfer_view.h,v $
 * Revision 1.3  2004/02/22 06:48:53  estrato
 * Bugfixes, cleaning up
 *
 * Revision 1.2  2003/08/16 21:34:19  estrato
 * New transfer dialog update, almost all internal functions done.  Will replaceold transferdlg in next commit.
 *
 * Revision 1.1  2003/08/14 23:30:45  estrato
 * New transfer widget, basic storage and view functionality, no signals connected yet.
 *
 *
 */