From 57ac259bfe7250fa321e1a985b94b02c5f657da9 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Fri, 16 Oct 2020 11:50:20 +0800
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Subject: [PATCH 26/31] Support force using mouse events instead of touch
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Set "QT_TOUCH_TO_MOUSE" environment to enable it:
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export QT_TOUCH_TO_MOUSE=1
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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src/gui/kernel/qguiapplication.cpp | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/src/gui/kernel/qguiapplication.cpp b/src/gui/kernel/qguiapplication.cpp
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index a95331e2..66d305d2 100644
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--- a/src/gui/kernel/qguiapplication.cpp
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+++ b/src/gui/kernel/qguiapplication.cpp
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@@ -3053,10 +3053,16 @@ void QGuiApplicationPrivate::processTouchEvent(QWindowSystemInterfacePrivate::To
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}
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}
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+ // Force using mouse events instead of touch
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+ char *buf = getenv("QT_TOUCH_TO_MOUSE");
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+ if (buf && buf[0] == '1')
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+ goto fake_mouse;
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+
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QGuiApplication::sendSpontaneousEvent(w, &touchEvent);
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if (!e->synthetic() && !touchEvent.isAccepted() && qApp->testAttribute(Qt::AA_SynthesizeMouseForUnhandledTouchEvents)) {
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// exclude devices which generate their own mouse events
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if (!(touchEvent.device()->capabilities() & QTouchDevice::MouseEmulation)) {
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+fake_mouse:
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const QList<QTouchEvent::TouchPoint> &touchPoints = touchEvent.touchPoints();
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QEvent::Type mouseEventType = QEvent::MouseMove;
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Qt::MouseButton button = Qt::NoButton;
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--
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2.20.1
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