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#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);
}
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