#ifndef __KMHEADERS
#define __KMHEADERS

#include <qwidget.h>
#include <qstrlist.h>
#include "ktablistbox.h"

class KMFolder;
class KMMessage;

class KMHeaders : public KTabListBox {
  Q_OBJECT
public:
  KMHeaders(QWidget *parent=0, const char *name=0);
  
  virtual void setFolder(KMFolder *);
  KMFolder* currentFolder(void) { return folder; }

  /** Change part of the contents of a line */
  virtual void changeItemPart (char c, int itemIndex, int column);

  /** The following methods process the message in the folder with
    the given msgId, or if no msgId is given all selected
    messages are processed. */
  virtual void setMsgRead(int msgId=-1);
  virtual void deleteMsg(int msgId=-1);
  virtual void undeleteMsg(int msgId=-1);
  virtual void forwardMsg(int msgId=-1);
  virtual void replyToMsg(int msgId=-1);
  virtual void replyAllToMsg(int msgId=-1);
  virtual void moveMsgToFolder(KMFolder* destination, int msgId=-1);
  /** Delete/undelete message(s) depending on the flag of
    the first selected message. */
  virtual void toggleDeleteMsg(int msgId=-1);


  /** Returns message with given id or current message if no
    id is given. First call with msgId==-1 returns first
    selected message, subsequent calls with no argument
    return the following selected messages. */
  KMMessage* getMsg (int msgId=-2);

  /** Returns index of message returned by last getMsg() call */
  int indexOfGetMsg (void) const { return getMsgIndex; }

signals:
  virtual void messageSelected(KMMessage *);


protected slots:
  void selectMessage(int msgId, int colId);
  void highlightMessage(int msgId, int colId);
  void msgHeaderChanged(int msgId);
  void msgChanged();

protected:
  virtual bool prepareForDrag (int col, int row, char** data, int* size, 
			       int* type);

private:
  virtual void updateMessageList(void);
  KMFolder *folder;
  int getMsgIndex;
  bool getMsgMulti;
};

#endif