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++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++ // Qt-Security score:significant
++
++ #include "inspecttool.h"
++ #include "highlight.h"
++ #include "qquickwindowinspector.h"
++ #include "globalinspector.h"
++
++ #include <QtCore/QLineF>
++
++ #include <QtGui/QMouseEvent>
++ #include <QtGui/QTouchEvent>
++ #include <QtGui/QKeyEvent>
++ #include <QtGui/QGuiApplication>
++ #include <QtGui/QStyleHints>
++
++ #include <QtQuick/QQuickView>
++ #include <QtQuick/QQuickItem>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace QmlJSDebugger {
++
++ InspectTool::InspectTool(QQuickWindowInspector *inspector, QQuickWindow *view) :
++ QObject(inspector),
++ m_contentItem(view->contentItem()),
++ m_touchTimestamp(0),
++ m_hoverHighlight(new HoverHighlight(inspector->overlay())),
++ m_lastItem(nullptr),
++ m_lastClickedItem(nullptr)
++ {
++ //Timer to display selected item's name
++ m_nameDisplayTimer.setSingleShot(true);
++ m_nameDisplayTimer.setInterval(QGuiApplication::styleHints()->mouseDoubleClickInterval());
++ connect(&m_nameDisplayTimer, &QTimer::timeout, this, &InspectTool::showItemName);
++ }
++
++ void InspectTool::enterEvent(QEnterEvent *)
++ {
++ m_hoverHighlight->setVisible(true);
++ }
++
++ void InspectTool::leaveEvent(QEvent *)
++ {
++ m_hoverHighlight->setVisible(false);
++ }
++
++ void InspectTool::mousePressEvent(QMouseEvent *event)
++ {
++ m_mousePosition = event->position();
++ if (event->button() == Qt::LeftButton) {
++ selectItem();
++ m_hoverHighlight->setVisible(false);
++ }
++ }
++
++ void InspectTool::mouseDoubleClickEvent(QMouseEvent *event)
++ {
++ m_mousePosition = event->position();
++ if (event->button() == Qt::LeftButton) {
++ selectNextItem();
++ m_hoverHighlight->setVisible(false);
++ }
++ }
++
++ void InspectTool::mouseMoveEvent(QMouseEvent *event)
++ {
++ hoverMoveEvent(event);
++ }
++
++ void InspectTool::hoverMoveEvent(QMouseEvent *event)
++ {
++ m_mousePosition = event->position();
++ QQuickItem *item = inspector()->topVisibleItemAt(event->position().toPoint());
++ if (!item || item == m_lastClickedItem) {
++ m_hoverHighlight->setVisible(false);
++ } else {
++ m_hoverHighlight->setItem(item);
++ m_hoverHighlight->setVisible(true);
++ }
++ }
++
++ void InspectTool::touchEvent(QTouchEvent *event)
++ {
++ const auto &touchPoints = event->points();
++
++ switch (event->type()) {
++ case QEvent::TouchBegin:
++ if (touchPoints.size() == 1 && (event->touchPointStates() & QEventPoint::State::Pressed)) {
++ m_mousePosition = touchPoints.first().position();
++ m_tapEvent = true;
++ } else {
++ m_tapEvent = false;
++ }
++ break;
++ case QEvent::TouchUpdate: {
++ if (touchPoints.size() > 1)
++ m_tapEvent = false;
++ else if ((touchPoints.size() == 1) && (event->touchPointStates() & QEventPoint::State::Updated))
++ m_mousePosition = touchPoints.first().position();
++ break;
++ }
++ case QEvent::TouchEnd: {
++ if (touchPoints.size() == 1 && m_tapEvent) {
++ m_tapEvent = false;
++ bool doubleTap = event->timestamp() - m_touchTimestamp
++ < static_cast<ulong>(QGuiApplication::styleHints()->mouseDoubleClickInterval());
++ if (doubleTap) {
++ m_nameDisplayTimer.stop();
++ selectNextItem();
++ } else {
++ selectItem();
++ }
++ m_touchTimestamp = event->timestamp();
++ }
++ break;
++ }
++ default:
++ break;
++ }
++ }
++
++ void InspectTool::selectNextItem()
++ {
++ if (m_lastClickedItem != inspector()->topVisibleItemAt(m_mousePosition))
++ return;
++ QList<QQuickItem*> items = inspector()->itemsAt(m_mousePosition);
++ for (int i = 0; i < items.size(); i++) {
++ if (m_lastItem == items[i]) {
++ if (i + 1 < items.size())
++ m_lastItem = items[i+1];
++ else
++ m_lastItem = items[0];
++ globalInspector()->setSelectedItems(QList<QQuickItem*>() << m_lastItem);
++ showItemName();
++ break;
++ }
++ }
++ }
++
++ void InspectTool::selectItem()
++ {
++ if (!inspector()->topVisibleItemAt(m_mousePosition))
++ return;
++ m_lastClickedItem = inspector()->topVisibleItemAt(m_mousePosition);
++ m_lastItem = m_lastClickedItem;
++ globalInspector()->setSelectedItems(QList<QQuickItem*>() << m_lastClickedItem);
++ if (m_lastClickedItem == inspector()->topVisibleItemAt(m_mousePosition)) {
++ m_nameDisplayTimer.start();
++ } else {
++ showItemName();
++ }
++ }
++
++ void InspectTool::showItemName()
++ {
++ globalInspector()->showSelectedItemName(m_lastItem, m_mousePosition);
++ }
++
++ QQuickWindowInspector *InspectTool::inspector() const
++ {
++ return static_cast<QQuickWindowInspector *>(parent());
++ }
++
++ GlobalInspector *InspectTool::globalInspector() const
++ {
++ return static_cast<GlobalInspector *>(parent()->parent());
++ }
++
++ } // namespace QmlJSDebugger
++
++ QT_END_NAMESPACE
++
++ #include "moc_inspecttool.cpp"