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63 lines
2.0 KiB
Plaintext
63 lines
2.0 KiB
Plaintext
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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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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