17#include "PressedOutsideNotifier.h"
21PressedOutsideNotifier::PressedOutsideNotifier(QQuickItem *parent)
24 connect(
this, &QQuickItem::enabledChanged,
25 this, &PressedOutsideNotifier::setupOrTearDownEventFiltering);
27 m_signalEmissionTimer.setSingleShot(
true);
28 m_signalEmissionTimer.setInterval(0);
29 connect(&m_signalEmissionTimer, &QTimer::timeout,
30 this, &PressedOutsideNotifier::pressedOutside);
33bool PressedOutsideNotifier::eventFilter(QObject *watched, QEvent *event)
36 Q_ASSERT(watched == m_filteredWindow);
43 if (m_signalEmissionTimer.isActive()) {
47 switch (event->type()) {
48 case QEvent::MouseButtonPress: {
49 QMouseEvent *mouseEvent =
static_cast<QMouseEvent*
>(event);
50 QPointF p = mapFromScene(mouseEvent->windowPos());
52 m_signalEmissionTimer.start();
56 case QEvent::TouchBegin:
57 processFilteredTouchBegin(
static_cast<QTouchEvent*
>(event));
66void PressedOutsideNotifier::itemChange(ItemChange change,
const ItemChangeData &value)
68 if (change == QQuickItem::ItemSceneChange) {
69 setupOrTearDownEventFiltering();
72 QQuickItem::itemChange(change, value);
75void PressedOutsideNotifier::setupOrTearDownEventFiltering()
77 if (isEnabled() && window()) {
78 setupEventFiltering();
79 }
else if (m_filteredWindow) {
80 tearDownEventFiltering();
84void PressedOutsideNotifier::setupEventFiltering()
86 QQuickWindow *currentWindow = window();
87 Q_ASSERT(currentWindow !=
nullptr);
89 if (currentWindow == m_filteredWindow)
92 if (m_filteredWindow) {
93 m_filteredWindow->removeEventFilter(
this);
96 currentWindow->installEventFilter(
this);
97 m_filteredWindow = currentWindow;
100void PressedOutsideNotifier::tearDownEventFiltering()
102 m_filteredWindow->removeEventFilter(
this);
103 m_filteredWindow.clear();
106void PressedOutsideNotifier::processFilteredTouchBegin(QTouchEvent *event)
108 const QList<QTouchEvent::TouchPoint> &touchPoints =
event->touchPoints();
109 for (
int i = 0; i < touchPoints.count(); ++i) {
110 const QTouchEvent::TouchPoint &touchPoint = touchPoints.at(i);
111 if (touchPoint.state() == Qt::TouchPointPressed) {
112 QPointF p = mapFromScene(touchPoint.pos());
114 m_signalEmissionTimer.start();