tslib: generate event with correct buttons and event type

Tslib doesn't give button and movements events separately, so send
the first event with pressure as MouseButtonPress, subsequent events
as MouseMove and event without pressure as MouseButtonRelease.

Pick-to: 6.6 6.5 6.2
Fixes: QTBUG-111952
Fixes: QTBUG-113307
Change-Id: I7ed6e37936887e11affb254d2fca74c79b6a43b9
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>

1 files changed, 6 insertions, 3 deletions

diff --git a/src/platformsupport/input/tslib/qtslib.cpp b/src/platformsupport/input/tslib/qtslib.cpp
index 299d7801ec..a84cc90dc2 100644
--- a/src/platformsupport/input/tslib/qtslib.cpp
+++ b/src/platformsupport/input/tslib/qtslib.cpp
@@ -79,9 +79,12 @@ void QTsLibMouseHandler::readMouseData()
         }
         QPoint pos(x, y);
 
-        QWindowSystemInterface::handleMouseEvent(nullptr, pos, pos,
-                                                 pressed ? Qt::LeftButton : Qt::NoButton,
-                                                 Qt::NoButton, QEvent::None);
+        Qt::MouseButton button = pressed ^ m_pressed ? Qt::LeftButton : Qt::NoButton;
+        Qt::MouseButtons state = pressed ? Qt::LeftButton : Qt::NoButton;
+        QEvent::Type type = pressed ? (m_pressed ? QEvent::MouseMove : QEvent::MouseButtonPress)
+                                    : QEvent::MouseButtonRelease;
+
+        QWindowSystemInterface::handleMouseEvent(nullptr, pos, pos, state, button, type);
 
         m_x = x;
         m_y = y;