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/* This file is part of the KDE libraries
Copyright (C) 2000 Carsten Pfeiffer <pfeiffer@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "kpushbutton.h"
#include <tqdragobject.h>
#include <tqwhatsthis.h>
#include <tqtooltip.h>
#include "config.h"
#include <kglobalsettings.h>
#include <tdeconfig.h>
#include <kglobal.h>
#include <kipc.h>
#include <kapplication.h>
class KPushButton::KPushButtonPrivate
{
public:
KGuiItem item;
KStdGuiItem::StdItem itemType;
};
bool KPushButton::s_useIcons = false;
KPushButton::KPushButton( TQWidget *parent, const char *name )
: TQPushButton( parent, name ),
m_dragEnabled( false )
{
init( KGuiItem( "" ) );
}
KPushButton::KPushButton( const TQString &text, TQWidget *parent,
const char *name)
: TQPushButton( parent, name ),
m_dragEnabled( false )
{
init( KGuiItem( text ) );
}
KPushButton::KPushButton( const TQIconSet &icon, const TQString &text,
TQWidget *parent, const char *name )
: TQPushButton( text, parent, name ),
m_dragEnabled( false )
{
init( KGuiItem( text, icon ) );
}
KPushButton::KPushButton( const KGuiItem &item, TQWidget *parent,
const char *name )
: TQPushButton( parent, name ),
m_dragEnabled( false )
{
init( item );
}
KPushButton::~KPushButton()
{
if( d )
{
delete d;
d = 0L;
}
}
void KPushButton::init( const KGuiItem &item )
{
d = new KPushButtonPrivate;
d->item = item;
d->itemType = (KStdGuiItem::StdItem) 0;
// call QPushButton's implementation since we don't need to
// set the GUI items text or check the state of the icon set
TQPushButton::setText( d->item.text() );
static bool initialized = false;
if ( !initialized ) {
readSettings();
initialized = true;
}
setIconSet( d->item.iconSet() );
setSizePolicy( TQSizePolicy( TQSizePolicy::Minimum, TQSizePolicy::Minimum ) );
TQToolTip::add( this, item.toolTip() );
TQWhatsThis::add( this, item.whatsThis() );
if (kapp)
{
connect( kapp, TQT_SIGNAL( settingsChanged(int) ),
TQT_SLOT( slotSettingsChanged(int) ) );
kapp->addKipcEventMask( KIPC::SettingsChanged );
}
}
void KPushButton::readSettings()
{
s_useIcons = TDEGlobalSettings::showIconsOnPushButtons();
}
void KPushButton::setGuiItem( const KGuiItem& item )
{
d->item = item;
// call QPushButton's implementation since we don't need to
// set the GUI items text or check the state of the icon set
TQPushButton::setText( d->item.text() );
setIconSet( d->item.iconSet() );
TQWhatsThis::add( this, d->item.whatsThis() );
// Do not add a tooltip to the button automatically as 99% of the time the
// tooltip is redundant to the button text and it results in QTipManager
// invoking an eventHandler on the TQApplication which breaks certain apps
// like KDesktop which are sensitive to such things
// TQToolTip::add( this, d->item.toolTip() );
}
void KPushButton::setGuiItem( KStdGuiItem::StdItem item )
{
setGuiItem( KStdGuiItem::guiItem(item) );
d->itemType = item;
}
KStdGuiItem::StdItem KPushButton::guiItem() const
{
return d->itemType;
}
void KPushButton::setText( const TQString &text )
{
TQPushButton::setText(text);
// we need to re-evaluate the icon set when the text
// is removed, or when it is supplied
if (text.isEmpty() != d->item.text().isEmpty())
setIconSet(d->item.iconSet());
d->item.setText(text);
}
void KPushButton::setIconSet( const TQIconSet &iconSet )
{
d->item.setIconSet(iconSet);
if ( s_useIcons || text().isEmpty() )
TQPushButton::setIconSet( iconSet );
else
TQPushButton::setIconSet( TQIconSet() );
}
void KPushButton::slotSettingsChanged( int /* category */ )
{
readSettings();
setIconSet( d->item.iconSet() );
}
void KPushButton::setDragEnabled( bool enable )
{
m_dragEnabled = enable;
}
void KPushButton::mousePressEvent( TQMouseEvent *e )
{
if ( m_dragEnabled )
startPos = e->pos();
TQPushButton::mousePressEvent( e );
}
void KPushButton::mouseMoveEvent( TQMouseEvent *e )
{
if ( !m_dragEnabled )
{
TQPushButton::mouseMoveEvent( e );
return;
}
if ( (e->state() & Qt::LeftButton) &&
(e->pos() - startPos).manhattanLength() >
TDEGlobalSettings::dndEventDelay() )
{
startDrag();
setDown( false );
}
}
TQDragObject * KPushButton::dragObject()
{
return 0L;
}
void KPushButton::startDrag()
{
TQDragObject *d = dragObject();
if ( d )
d->dragCopy();
}
void KPushButton::virtual_hook( int, void* )
{ /*BASE::virtual_hook( id, data );*/ }
#include "kpushbutton.moc"
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