KGanttRelation.cpp

//
//  file    : KGanttRelation.cpp
//  date    : 17 feb 2001
//  changed : 
//  author  : jh
//
 
 
#include "KGanttRelation.h"
#include "KGanttItem.h"
 
 
TQPen KGanttRelation::_selectPen(TQColor(255,0,0));
 
 
KGanttRelation::KGanttRelation(KGanttItem* from, KGanttItem* to,
                   const TQString& text )
  : TQObject()
{
  _from = from;
  _to = to;
  _text = text;
  _pen = TQPen(TQColor(20,20,20),1);
 
  connect(from, TQ_SIGNAL(destroyed(KGanttItem*)),
      this, TQ_SLOT(itemDestroyed(KGanttItem*)));
 
  connect(to, TQ_SIGNAL(destroyed(KGanttItem*)),
      this, TQ_SLOT(itemDestroyed(KGanttItem*)));
 
}
 
 
 
 
KGanttRelation::~KGanttRelation()
{
#ifdef _DEBUG_
  printf("-> delete Relation %s \n", getText().latin1() );
#endif
 
  emit destroyed(this);
 
#ifdef _DEBUG_
  printf("<- delete Relation %s \n", getText().latin1() );
#endif
}
 
 
 
KGanttItem* 
KGanttRelation::getFrom()
{ 
  return _from;
}
 
 
 
 
KGanttItem*
KGanttRelation::getTo()
{
  return _to; 
}
 
 
 
void
KGanttRelation::itemDestroyed(KGanttItem* /*item*/)
{
  delete this;
}
 
 
 
void 
KGanttRelation::setText(const TQString& text) 
{ 
  if(!_editable) return;
  if(text != _text) {
    _text = text; 
    emit changed(this,TextChanged);
  }
}
 
 
 
void
KGanttRelation::select(bool f)
{
  if(!_editable) return;
  if(f != _selected) {
    _selected = f;
    if(_selected)
      emit changed(this, Selected);
    else
      emit changed(this, Unselected);
  }
}
 
 
 
 
void
KGanttRelation::setPen(const TQPen& pen)
{
  _pen = pen;
}
 
 
 
 
void 
KGanttRelation::dump(TQTextOStream& cout, const TQString& pre) 
{
  cout << pre << "<Relation. text = [" << _text << "]>\n";
 
  cout << pre << "|  from : " << getFrom()->getText().latin1() << endl;
  cout << pre << "|  to   : " << getTo()->getText().latin1() << endl;
 
  if(_editable)
    cout << pre << "|    - editable " << endl;
  else
    cout << pre << "|    - not editable " << endl;
 
  if(_selected)
    cout << pre << "|    - selected " << endl;
  else
    cout << pre << "|    - not selected " << endl;
 
  cout << pre << "</Relation>\n";
 
}
 
 
TQString
KGanttRelation::ChangeAsString(Change c)
{
  TQString ret;
 
  /*
  if(c & StartChanged)       ret += "StartChanged, ";
  if(c & EndChanged)         ret += "EndChanged,  ";
  if(c & HeightChanged)      ret += "HeightChanged,  ";
  if(c & TotalHeightChanged) ret += "TotalHeightChanged,  ";
  if(c & StyleChanged)       ret += "StyleChanged,  ";
  */
  if(c & TextChanged)        ret += "TextChanged,  ";
  /*
  if(c & ModeChanged)        ret += "ModeChanged,  ";
  if(c & MinChanged)         ret += "MinChanged,  ";
  if(c & MaxChanged)         ret += "MaxChanged,  ";
  if(c & Opened)             ret += "Opened,  ";
  if(c & Closed)             ret += "Closed,  ";
  if(c & Selected)           ret += "Selected, ";
  if(c & Unselected)         ret += "Unselected, ";
  if(c & Unknown)            ret += "Unknown, ";
  */
  return ret;
 
}
#include "KGanttRelation.moc"