Steve Pham
38261d0800
* Updated all copyright headers to split the longer original copyright line into 2 shorter lines Signed-off-by: Steve Pham <spham@amazon.com>
59 lines
1.7 KiB
Plaintext
59 lines
1.7 KiB
Plaintext
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include <QAbstractNativeEventFilter>
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#include <QApplication>
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#include <Carbon/Carbon.h>
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#include <Cocoa/Cocoa.h>
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class HiddenMouseNativeEventFilter : public QAbstractNativeEventFilter
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{
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public:
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bool nativeEventFilter(const QByteArray &eventType, void *message, long *result) override
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{
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assert(eventType == "mac_generic_NSEvent");
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NSEvent *event = (NSEvent *)message;
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switch ([event type])
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{
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case NSEventTypeRightMouseDragged:
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sendFakeMouseMoveEvent([event deltaX], [event deltaY], Qt::RightButton);
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return true;
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case NSEventTypeOtherMouseDragged:
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sendFakeMouseMoveEvent([event deltaX], [event deltaY], Qt::MiddleButton);
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return true;
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default:
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return false;
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}
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}
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void sendFakeMouseMoveEvent(int deltaX, int deltaY, Qt::MouseButtons buttons)
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{
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assert(m_target);
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QMetaObject::invokeMethod(m_target, "InjectFakeMouseMove", Q_ARG(int, deltaX), Q_ARG(int, deltaY), Q_ARG(Qt::MouseButtons, buttons));
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}
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QObject *m_target = nullptr;
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};
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Q_GLOBAL_STATIC(HiddenMouseNativeEventFilter, eventFilter)
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void StopFixedCursorMode()
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{
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qApp->removeNativeEventFilter(eventFilter());
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eventFilter()->m_target = nullptr;
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CGAssociateMouseAndMouseCursorPosition(true);
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}
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void StartFixedCursorMode(QObject* viewport)
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{
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CGAssociateMouseAndMouseCursorPosition(false);
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eventFilter()->m_target = viewport;
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qApp->installNativeEventFilter(eventFilter());
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}
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