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