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/****************************************************************************
KHotKeys
Copyright (C) 1999-2002 Lubos Lunak <l.lunak@kde.org>
Distributed under the terms of the GNU General Public License version 2.
****************************************************************************/
#define _KHLISTBOX_CPP_
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "khlistbox.h"
#include <kdebug.h>
namespace KHotKeys
{
KHListBox::KHListBox( TQWidget* parent_P, const char* name_P )
: TQListBox( parent_P, name_P ), saved_current_item( NULL ),
in_clear( false ), force_select( false )
{
connect( this, TQ_SIGNAL( selectionChanged( TQListBoxItem* )),
TQ_SLOT( slot_selection_changed( TQListBoxItem* )));
connect( this, TQ_SIGNAL( currentChanged( TQListBoxItem* )),
TQ_SLOT( slot_current_changed( TQListBoxItem* )));
// CHECKME grrr
connect( this, TQ_SIGNAL( selectionChanged()),
TQ_SLOT( slot_selection_changed()));
connect( &insert_select_timer, TQ_SIGNAL( timeout()),
TQ_SLOT( slot_insert_select()));
}
void KHListBox::slot_selection_changed()
{
if( saved_current_item == NULL )
slot_selection_changed( NULL );
else if( !saved_current_item->isSelected()) // no way
setSelected( saved_current_item, true );
}
void KHListBox::slot_selection_changed( TQListBoxItem* item_P )
{
if( item_P == saved_current_item )
return;
saved_current_item = item_P;
setCurrentItem( saved_current_item );
emit current_changed( saved_current_item );
}
void KHListBox::slot_current_changed( TQListBoxItem* item_P )
{
insert_select_timer.stop();
if( item_P == saved_current_item )
return;
saved_current_item = item_P;
setSelected( saved_current_item, true );
emit current_changed( saved_current_item );
}
// neni virtual :((
void KHListBox::clear()
{
in_clear = true;
TQListBox::clear();
in_clear = false;
slot_selection_changed( NULL );
}
// neni virtual :(( a vubec nefunguje
void KHListBox::insertItem( TQListBoxItem* item_P )
{
bool set = false;
if( !in_clear )
set = count() == 0;
TQListBox::insertItem( item_P );
if( set && force_select )
{
bool block = signalsBlocked();
blockSignals( true );
setCurrentItem( item_P );
blockSignals( block );
insert_select_timer.start( 0, true );
}
}
// items are often inserted using the TQListBoxItem constructor,
// which means that a derived class are not yet fully created
void KHListBox::slot_insert_select()
{
slot_current_changed( item( currentItem()));
}
} // namespace KHotKeys
#include "khlistbox.moc"
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