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/***************************************************************************
                          xsldbgevent.h  -  event to notify app of
                                                   data from xsldbg
                             -------------------
    begin                : Fri Feb 1 2001
    copyright            : (C) 2001 by Keith Isdale
    email                : k_isdale@tpg.com.au
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/


#ifndef XSLDBGEVENT_H
#define XSLDBGEVENT_H

#if defined WIN32
#include <libxsldbg/xsldbgwin32config.h>
#endif

#include <tqevent.h>
#include <tqptrlist.h>

#include "xsldbgmsg.h"

/* how many columns do we have */
#define XSLDBGEVENT_COLUMNS 4

class  XsldbgDebuggerBase;
class  XsldbgEventData;

class  XsldbgEventDataList : public QGList
{
public:
    XsldbgEventDataList(void)                             {}
    XsldbgEventDataList( const XsldbgEventDataList &l ) : TQGList(l) {}
   ~XsldbgEventDataList(void)                             { clear(); }
    XsldbgEventDataList &operator=(const XsldbgEventDataList &l)
                        { return (XsldbgEventDataList&)TQGList::operator=(l); }
    bool operator==( const XsldbgEventDataList &list ) const
    { return TQGList::operator==( list ); }
    uint  count(void)   const               { return TQGList::count(); }
    bool  isEmpty(void) const               { return TQGList::count() == 0; }
    bool  insert( uint i, const XsldbgEventData *d){ return TQGList::insertAt(i,(TQPtrCollection::Item)d); }
    void  inSort( const XsldbgEventData *d )       { TQGList::inSort((TQPtrCollection::Item)d); }
    void  prepend( const XsldbgEventData *d )      { TQGList::insertAt(0,(TQPtrCollection::Item)d); }
    void  append( const XsldbgEventData *d )       { TQGList::append((TQPtrCollection::Item)d); }
    bool  remove( uint i )              { return TQGList::removeAt(i); }
    bool  remove(void)                      { return TQGList::remove((TQPtrCollection::Item)0); }
    bool  remove( const XsldbgEventData *d )       { return TQGList::remove((TQPtrCollection::Item)d); }
    bool  removeRef( const XsldbgEventData *d )    { return TQGList::removeRef((TQPtrCollection::Item)d); }
    void  removeNode( TQLNode *n )       { TQGList::removeNode(n); }
    bool  removeFirst(void)                 { return TQGList::removeFirst(); }
    bool  removeLast(void)                  { return TQGList::removeLast(); }
    XsldbgEventData *take( uint i )                { return (XsldbgEventData *)TQGList::takeAt(i); }
    XsldbgEventData *take(void)                        { return (XsldbgEventData *)TQGList::take(); }
    XsldbgEventData *takeNode( TQLNode *n )         { return (XsldbgEventData *)TQGList::takeNode(n); }
    void  clear(void)                       { TQGList::clear(); }
    void  sort(void)                        { TQGList::sort(); }
    int   find( const XsldbgEventData *d )         { return TQGList::find((TQPtrCollection::Item)d); }
    int   findNext( const XsldbgEventData *d )     { return TQGList::find((TQPtrCollection::Item)d,FALSE); }
    int   findRef( const XsldbgEventData *d )      { return TQGList::findRef((TQPtrCollection::Item)d); }
    int   findNextRef( const XsldbgEventData *d ){ return TQGList::findRef((TQPtrCollection::Item)d,FALSE);}
    uint  contains( const XsldbgEventData *d ) const { return TQGList::contains((TQPtrCollection::Item)d); }
    uint  containsRef( const XsldbgEventData *d ) const
                                        { return TQGList::containsRef((TQPtrCollection::Item)d); }
    XsldbgEventData *at( uint i )                  { return (XsldbgEventData *)TQGList::at(i); }
    int   at(void) const                    { return TQGList::at(); }
    XsldbgEventData *current(void)  const              { return (XsldbgEventData *)TQGList::get(); }
    TQLNode *currentNode(void)  const        { return TQGList::currentNode(); }
    XsldbgEventData *getFirst(void) const              { return (XsldbgEventData *)TQGList::cfirst(); }
    XsldbgEventData *getLast(void)  const              { return (XsldbgEventData *)TQGList::clast(); }
    XsldbgEventData *first(void)                       { return (XsldbgEventData *)TQGList::first(); }
    XsldbgEventData *last(void)                        { return (XsldbgEventData *)TQGList::last(); }
    XsldbgEventData *next(void)                        { return (XsldbgEventData *)TQGList::next(); }
    XsldbgEventData *prev(void)                        { return (XsldbgEventData *)TQGList::prev(); }
    void  toVector( TQGVector *vec )const{ TQGList::toVector(vec); }
private:
    void  deleteItem( TQPtrCollection::Item d );
};






/**
 * This class is used to convert a message from xsldbg into a simple data type
 *
 * @short convertor of xsldbg message to a data class
 *
 * @author Keith Isdale <k_isdale@tpg.com.au>
 */
class  XsldbgEventData {

 public:
  XsldbgEventData(void);
  ~XsldbgEventData(void);


  /**
   * Set the text for the column specified
   *
   * @param column 0 =< @p column < XSLDBGEVENT_COLUMNS
   * @param text The text value to store in column indicated
   */
  void setText(int column, TQString text);


  /**
   * Get the text from the column specified
   *
   * @returns TQString::null if invalid column number
   *
   * @param column 0 =< @p column < XSLDBGEVENT_COLUMNS
   *
   */
  TQString getText(int column);


  /**
   * Set the integer value for the column specified
   *
   * @param column 0 =< @p column < XSLDBGEVENT_COLUMNS
   * @param value The value to store in column indicated
   */
  void setInt(int column, int value);


  /**
   * Get the integer value from the column specified
   *
   * @returns -1 if invalid column number
   *
   * @param column 0 =< @p column < XSLDBGEVENT_COLUMNS
   *
   */
  int  getInt(int column);

 private:
  /** Below are the messages that this class will support
      Values are mapped left to right ie the first TQString value maps
      to textValues[0], the second mapps to textValues[1]
      the third maps to textValues[2] etc.. */
  TQString textValues[XSLDBGEVENT_COLUMNS];

  /**
     Both int and bool values are mapped to intValues in the same manner as
     stated above */
  int intValues[XSLDBGEVENT_COLUMNS];

  /** - - - - - - The message/signal types supported   - - - - - - */
  // /** line number and/or file name changed */
  //  void lineNoChanged(TQString /* fileName */, int /* lineNumber */, bool /* breakpoint */);
  // These data items are mapped to attributes of this class with the same name


  //	/** Show a message in debugger window */
  //	void showMessage(TQString /* msg*/);
  //   These data item is mapped to the text attribute


  //	/** Add breakpoint to view, First parameter is TQString::null
  //			to indicate start of breakpoint list notfication */
  //	void breakpointItem(TQString /* fileName*/, int /* lineNumber */, TQString /*templateName*/,
  //                                        bool /* enabled */, int /* id */);
  // These data items are mapped to attributes of this class with the same name


  //	/** Add global variable to view, First parameter is TQString::null
  //        to indicate start of global variable list notfication */
  //	void globalVariableItem(TQString /* name */, TQString /* fileName */, int /* lineNumber */);
  // These data items are mapped to attributes of this class with the same name


  //	/** Add local variable to view, First parameter is TQString::null
  //			to indicate start of local variable list notfication */
  //	void localVariableItem(TQString /*name */, TQString /* templateContext*/,
  //								TQString /* fileName */, int /*lineNumber */);
  // These data items are mapped to attributes of this class with the same name


  //	/** Add template to view, First parameter is TQString::null
  //			to indicate start of template list notfication */
  //	void templateItem(TQString /* name*/, TQString /*mode*/, TQString /* fileName */, int /* lineNumber */);

  //	/** Add source to view, First parameter is TQString::null
  //			to indicate start of source list notfication */
  //	void sourceItem(TQString /* fileName */, TQString /* parentFileName */, int /*lineNumber */);

  //	/** Add parameter to view, First parameter is TQString::null
  //			to indicate start of parameter list notfication */
  //	void parameterItem(TQString /* name*/, TQString /* value */);

  //	/** Add callStack to view, First parameter is TQString::null
  //			to indicate start of callstack list notfication */
  //	void callStackItem(TQString /* tempalteName*/, TQString /* fileName */, int /* lineNumber */);

  //	/** Add entity to view, First parameter is TQString::null
  //			to indicate start of entity list notfication */
  //	void entityItem(TQString /*SystemID*/,  TQString /*PublicID*/);

  //	/* Show the URI for SystemID or PublicID requested */
  //	void resolveItem(TQString /*URI*/);

  //    /* Display a integer option value First parameter is TQString::null
  //			to indicate start of option list notification */
  //   void intOptionItem(TQString /* name*/, int /* value */);

  //    /* Display a string option value. First parameter is TQString::null
  //			to indicate start of option list notification */
  //   void stringOptionItem(TQString /* name*/, TQString /* value */);

};


/**
 * This class is posted to the applications event queue. When the application
 *  has time to process the event this class then aids in emitting
 *   the relavant signals for the event.
 *
 * @short Emit signals to QT application via debugger base class
 *
 * @author Keith Isdale <k_isdale@tpg.com.au>
 */
class  XsldbgEvent : public TQEvent {

 public:
  XsldbgEvent(XsldbgMessageEnum type, const void *data);
  ~XsldbgEvent(void);

  /** Main control for emitting messages, use this from the application
      inside its event processing function */
  void emitMessage(XsldbgDebuggerBase *debugger);

  /** Emit a single message. It uses handleXXX to do the actual emitting
     of signal from debugger */
  void emitMessage(XsldbgEventData *eventData);

 private:
  /** Create the XsldbgEventData for this message. Is used by our constructor
     it uses handleXXX function to fill in the approriate values in
     the XsldbgEventData provided */
  XsldbgEventData * createEventData(XsldbgMessageEnum type, const  void *msgData);

  /** The following functions are directly related to the eventual signals that
      will be emitted ie the signal
             lineNoChanged(TQString, int bool)
	is mapped to
	      handleLineNoChanged(XsldbgEventData *, void *)
    */
  void handleLineNoChanged(XsldbgEventData *eventData, const  void *msgData);
  void handleShowMessage(XsldbgEventData *eventData, const  void *msgData);
  void handleBreakpointItem(XsldbgEventData *eventData, const  void *msgData);
  void handleGlobalVariableItem(XsldbgEventData *eventData, const  void *msgData);
  void handleLocalVariableItem(XsldbgEventData *eventData, const  void *msgData);
  void handleTemplateItem(XsldbgEventData *eventData, const  void *msgData);
  void handleSourceItem(XsldbgEventData *eventData, const  void *msgData);
  void handleIncludedSourceItem(XsldbgEventData *eventData, const  void *msgData);
  void handleParameterItem(XsldbgEventData *eventData, const  void *msgData);
  void handleCallStackItem(XsldbgEventData *eventData, const  void *msgData);
  void handleEntityItem(XsldbgEventData *eventData, const  void *msgData);
  void handleResolveItem(XsldbgEventData *eventData, const  void *msgData);
  void handleIntOptionItem(XsldbgEventData *eventData, const  void *msgData);
  void handleStringOptionItem(XsldbgEventData *eventData, const  void *msgData);


 private:

  /** What type is the items in list */
  XsldbgMessageEnum itemType;

  /** A flag that gets set once the list has been filled with approriate
    XsldbgEventData */
  bool beenCreated;

  /** This is a volitile value that is only valid for the duration
    of the constuctor. It will be set to 0L immediately after */
  const void *data;

  /** This is a volitile value only valid for duration of emitMessage
     function. It will be set to 0L imedediately after */
  XsldbgDebuggerBase *debugger;

  /** This is the data associated with this event
      each data item in the list will be of the type required
      by the "type" this event
   */
   class  XsldbgEventDataList list;
    };




#endif