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mirror of https://github.com/monero-project/monero-gui synced 2024-12-29 23:26:24 +01:00
monero-gui/filter.cpp
2015-04-01 10:56:05 +02:00

105 lines
3.7 KiB
C++

// Copyright (c) 2014-2015, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "filter.h"
#include <QKeyEvent>
#include <QDebug>
filter::filter(QObject *parent) :
QObject(parent)
{
m_tabPressed = false;
}
bool filter::eventFilter(QObject *obj, QEvent *ev) {
switch(ev->type()) {
case QEvent::KeyPress: {
QKeyEvent *ke = static_cast<QKeyEvent*>(ev);
if(ke->key() == Qt::Key_Tab || ke->key() == Qt::Key_Backtab) {
if(m_tabPressed)
break;
else m_tabPressed = true;
}
QString sks;
if(ke->key() == Qt::Key_Control) {
sks = "Ctrl";
#ifdef Q_OS_MAC
} else if(ke->key() == Qt::Key_Meta) {
sks = "Ctrl";
#endif
} else {
QKeySequence ks(ke->modifiers() + ke->key());
sks = ks.toString();
}
#ifndef Q_OS_MAC
if(sks.contains("Alt+Tab") || sks.contains("Alt+Shift+Backtab"))
break;
#else
sks.replace("Meta", "Ctrl");
#endif
emit sequencePressed(QVariant::fromValue<QObject*>(obj), sks);
} break;
case QEvent::KeyRelease: {
QKeyEvent *ke = static_cast<QKeyEvent*>(ev);
if(ke->key() == Qt::Key_Tab || ke->key() == Qt::Key_Backtab)
m_tabPressed = false;
QString sks;
if(ke->key() == Qt::Key_Control) {
sks = "Ctrl";
#ifdef Q_OS_MAC
} else if(ke->key() == Qt::Key_Meta) {
sks = "Ctrl";
#endif
} else {
QKeySequence ks(ke->modifiers() + ke->key());
sks = ks.toString();
}
#ifndef Q_OS_MAC
if(sks.contains("Alt+Tab") || sks.contains("Alt+Shift+Backtab"))
break;
#else
sks.replace("Meta", "Ctrl");
#endif
emit sequenceReleased(QVariant::fromValue<QObject*>(obj), sks);
} break;
case QEvent::MouseButtonPress: {
QMouseEvent *me = static_cast<QMouseEvent*>(ev);
emit mousePressed(QVariant::fromValue<QObject*>(obj), me->x(), me->y());
} break;
case QEvent::MouseButtonRelease: {
QMouseEvent *me = static_cast<QMouseEvent*>(ev);
emit mouseReleased(QVariant::fromValue<QObject*>(obj), me->x(), me->y());
} break;
default: break;
}
return QObject::eventFilter(obj, ev);
}