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//=============================================================================
//
// File : KviTalToolTip.cpp
// Creation date : Mon May 05 2008 11:25:08 by Alessandro Carbone
//
// This file is part of the KVIrc IRC client distribution
// Copyright (C) 2008 Alessandro Carbone (elfonol at gmail dot com)
//
// 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.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, write to the Free Software Foundation,
// Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=============================================================================
#include "KviTalToolTip.h"
#include <QEvent>
#include <QHelpEvent>
KviTalToolTipHelper::KviTalToolTipHelper(KviTalToolTip * pToolTip, QWidget * pWidget)
: QObject(pWidget)
{
m_pToolTip = pToolTip;
pWidget->installEventFilter(this);
}
KviTalToolTipHelper::~KviTalToolTipHelper()
{
if(m_pToolTip)
{
m_pToolTip->helperDying();
delete m_pToolTip;
}
}
void KviTalToolTipHelper::toolTipDying()
{
m_pToolTip = nullptr;
}
bool KviTalToolTipHelper::eventFilter(QObject *, QEvent * pEvent)
{
if((pEvent->type() == QEvent::ToolTip) && m_pToolTip)
{
// qDebug("TOOL TIP EVENT WITH POSITION %d,%d",((QHelpEvent *)pEvent)->pos().x(),((QHelpEvent *)pEvent)->pos().y());
m_pToolTip->maybeTip(((QHelpEvent *)pEvent)->pos());
return true;
}
return false;
}
KviTalToolTip::KviTalToolTip(QWidget * pParent)
{
m_pHelper = new KviTalToolTipHelper(this, pParent);
m_pParent = pParent;
}
KviTalToolTip::~KviTalToolTip()
{
if(m_pHelper)
{
m_pHelper->toolTipDying();
delete m_pHelper;
}
}
void KviTalToolTip::helperDying()
{
m_pHelper = nullptr;
}
void KviTalToolTip::add(QWidget * widget, const QString & text)
{
widget->setToolTip(text);
}
void KviTalToolTip::remove(QWidget * widget)
{
widget->setToolTip("");
}
void KviTalToolTip::tip(const QRect & rect, const QString & text)
{
// qDebug("TOOL TIP AT %d,%d",rect.topLeft().x(),rect.topLeft().y());
QPoint pnt = m_pParent->mapToGlobal(rect.topLeft());
pnt.setX(pnt.x() + 16);
pnt.setY(pnt.y() + 16);
QToolTip::showText(m_pParent->mapToGlobal(rect.topLeft()), text, m_pParent, rect);
}
void KviTalToolTip::maybeTip(const QPoint &)
{
// does nothing here..
}
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