Properly deprecate Qt::MidButton in favor of Qt::MiddleButton

MidButton had its // ### Qt 5: remove me
upgraded to Qt 6 at 5.0; but it dates back to 4.7.0

Replace the many remaining uses of MidButton with MiddleButton in the
process.

Change-Id: Idc1b1b1816673dfdb344d703d101febc823a76ff
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
(cherry picked from commit 16e546e32fec393bc3b126f280114bcbfa7151ff)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

19 files changed, 52 insertions, 50 deletions

diff --git a/src/corelib/global/qnamespace.h b/src/corelib/global/qnamespace.h
index b745d0de7e..d98ece7e7f 100644
--- a/src/corelib/global/qnamespace.h
+++ b/src/corelib/global/qnamespace.h
@@ -127,8 +127,10 @@ public:
         NoButton         = 0x00000000,
         LeftButton       = 0x00000001,
         RightButton      = 0x00000002,
-        MidButton        = 0x00000004, // ### Qt 6: remove me
-        MiddleButton     = MidButton,
+        MiddleButton     = 0x00000004,
+#if QT_DEPRECATED_SINCE(5, 15) // commented as such since 4.7.0
+        MidButton Q_DECL_ENUMERATOR_DEPRECATED_X("MidButton is deprecated. Use MiddleButton instead") = MiddleButton,
+#endif
         BackButton       = 0x00000008,
         XButton1         = BackButton,
         ExtraButton1     = XButton1,
diff --git a/src/corelib/global/qnamespace.qdoc b/src/corelib/global/qnamespace.qdoc
index dc49d87cf3..309265bb49 100644
--- a/src/corelib/global/qnamespace.qdoc
+++ b/src/corelib/global/qnamespace.qdoc
@@ -338,8 +338,8 @@
            to the left button. (The left button may be the right button on
            left-handed mice.)
     \value RightButton     The right button.
-    \value MidButton       The middle button.
     \value MiddleButton    The middle button.
+    \omitvalue MidButton
 
     \value BackButton      The 'Back' button. (Typically present on
            the 'thumb' side of a mouse with extra buttons. This is NOT
diff --git a/src/gui/kernel/qevent.cpp b/src/gui/kernel/qevent.cpp
index 68f2d0392f..a6da24e4b2 100644
--- a/src/gui/kernel/qevent.cpp
+++ b/src/gui/kernel/qevent.cpp
@@ -525,7 +525,7 @@ Qt::MouseEventFlags QMouseEvent::flags() const
 
     Returns the button state when the event was generated. The button
     state is a combination of Qt::LeftButton, Qt::RightButton,
-    Qt::MidButton using the OR operator. For mouse move events,
+    Qt::MiddleButton using the OR operator. For mouse move events,
     this is all buttons that are pressed down. For mouse press and
     double click events this includes the button that caused the
     event. For mouse release events this excludes the button that
diff --git a/src/plugins/platforms/cocoa/qcocoasystemtrayicon.mm b/src/plugins/platforms/cocoa/qcocoasystemtrayicon.mm
index 704498acb1..213df4eba7 100644
--- a/src/plugins/platforms/cocoa/qcocoasystemtrayicon.mm
+++ b/src/plugins/platforms/cocoa/qcocoasystemtrayicon.mm
@@ -270,7 +270,7 @@ void QCocoaSystemTrayIcon::statusItemClicked()
         activationReason = QPlatformSystemTrayIcon::DoubleClick;
     } else {
         auto mouseButton = cocoaButton2QtButton(mouseEvent);
-        if (mouseButton == Qt::MidButton)
+        if (mouseButton == Qt::MiddleButton)
             activationReason = QPlatformSystemTrayIcon::MiddleClick;
         else if (mouseButton == Qt::RightButton)
             activationReason = QPlatformSystemTrayIcon::Context;
diff --git a/src/plugins/platforms/directfb/qdirectfbconvenience.cpp b/src/plugins/platforms/directfb/qdirectfbconvenience.cpp
index f3e8282101..c67a76f989 100644
--- a/src/plugins/platforms/directfb/qdirectfbconvenience.cpp
+++ b/src/plugins/platforms/directfb/qdirectfbconvenience.cpp
@@ -136,7 +136,7 @@ Qt::MouseButton QDirectFbConvenience::mouseButton(DFBInputDeviceButtonIdentifier
     case DIBI_RIGHT:                // value is 0x01
         return Qt::RightButton;
     case DIBI_MIDDLE:               // value is 0x02
-        return Qt::MidButton;
+        return Qt::MiddleButton;
     case 0x03:
         return Qt::BackButton;
     case 0x04:
@@ -198,7 +198,7 @@ Qt::MouseButtons QDirectFbConvenience::mouseButtons(DFBInputDeviceButtonMask mas
         buttons |= Qt::LeftButton;
     }
     if (mask & DIBM_MIDDLE) {
-        buttons |= Qt::MidButton;
+        buttons |= Qt::MiddleButton;
     }
     if (mask & DIBM_RIGHT) {
         buttons |= Qt::RightButton;
diff --git a/src/plugins/platforms/vnc/qvnc.cpp b/src/plugins/platforms/vnc/qvnc.cpp
index 8390fa19cd..ad06ca3245 100644
--- a/src/plugins/platforms/vnc/qvnc.cpp
+++ b/src/plugins/platforms/vnc/qvnc.cpp
@@ -425,7 +425,7 @@ bool QRfbPointerEvent::read(QTcpSocket *s)
     if (buttonMask & 1)
         buttons |= Qt::LeftButton;
     if (buttonMask & 2)
-        buttons |= Qt::MidButton;
+        buttons |= Qt::MiddleButton;
     if (buttonMask & 4)
         buttons |= Qt::RightButton;
 
diff --git a/src/plugins/platforms/windows/qwindowsmousehandler.cpp b/src/plugins/platforms/windows/qwindowsmousehandler.cpp
index 1b2d831268..09a99ffd02 100644
--- a/src/plugins/platforms/windows/qwindowsmousehandler.cpp
+++ b/src/plugins/platforms/windows/qwindowsmousehandler.cpp
@@ -171,7 +171,7 @@ Qt::MouseButtons QWindowsMouseHandler::queryMouseButtons()
     if (GetAsyncKeyState(VK_RBUTTON) < 0)
         result |= mouseSwapped ? Qt::LeftButton : Qt::RightButton;
     if (GetAsyncKeyState(VK_MBUTTON) < 0)
-        result |= Qt::MidButton;
+        result |= Qt::MiddleButton;
     if (GetAsyncKeyState(VK_XBUTTON1) < 0)
         result |= Qt::XButton1;
     if (GetAsyncKeyState(VK_XBUTTON2) < 0)
@@ -215,11 +215,11 @@ static inline MouseEvent eventFromMsg(const MSG &msg)
     case WM_LBUTTONDBLCLK: // Qt QPA does not handle double clicks, send as press
         return {QEvent::MouseButtonPress, Qt::LeftButton};
     case WM_MBUTTONDOWN:
-        return {QEvent::MouseButtonPress, Qt::MidButton};
+        return {QEvent::MouseButtonPress, Qt::MiddleButton};
     case WM_MBUTTONUP:
-        return {QEvent::MouseButtonRelease, Qt::MidButton};
+        return {QEvent::MouseButtonRelease, Qt::MiddleButton};
     case WM_MBUTTONDBLCLK:
-        return {QEvent::MouseButtonPress, Qt::MidButton};
+        return {QEvent::MouseButtonPress, Qt::MiddleButton};
     case WM_RBUTTONDOWN:
         return {QEvent::MouseButtonPress, Qt::RightButton};
     case WM_RBUTTONUP:
@@ -241,11 +241,11 @@ static inline MouseEvent eventFromMsg(const MSG &msg)
     case WM_NCLBUTTONDBLCLK:
         return {QEvent::NonClientAreaMouseButtonPress, Qt::LeftButton};
     case WM_NCMBUTTONDOWN:
-        return {QEvent::NonClientAreaMouseButtonPress, Qt::MidButton};
+        return {QEvent::NonClientAreaMouseButtonPress, Qt::MiddleButton};
     case WM_NCMBUTTONUP:
-        return {QEvent::NonClientAreaMouseButtonRelease, Qt::MidButton};
+        return {QEvent::NonClientAreaMouseButtonRelease, Qt::MiddleButton};
     case WM_NCMBUTTONDBLCLK:
-        return {QEvent::NonClientAreaMouseButtonPress, Qt::MidButton};
+        return {QEvent::NonClientAreaMouseButtonPress, Qt::MiddleButton};
     case WM_NCRBUTTONDOWN:
         return {QEvent::NonClientAreaMouseButtonPress, Qt::RightButton};
     case WM_NCRBUTTONUP:
diff --git a/src/plugins/platforms/windows/qwindowspointerhandler.cpp b/src/plugins/platforms/windows/qwindowspointerhandler.cpp
index fba24d8696..85cf310b62 100644
--- a/src/plugins/platforms/windows/qwindowspointerhandler.cpp
+++ b/src/plugins/platforms/windows/qwindowspointerhandler.cpp
@@ -190,11 +190,11 @@ static inline MouseEvent eventFromMsg(const MSG &msg)
     case WM_LBUTTONDBLCLK: // Qt QPA does not handle double clicks, send as press
         return {QEvent::MouseButtonPress, Qt::LeftButton};
     case WM_MBUTTONDOWN:
-        return {QEvent::MouseButtonPress, Qt::MidButton};
+        return {QEvent::MouseButtonPress, Qt::MiddleButton};
     case WM_MBUTTONUP:
-        return {QEvent::MouseButtonRelease, Qt::MidButton};
+        return {QEvent::MouseButtonRelease, Qt::MiddleButton};
     case WM_MBUTTONDBLCLK:
-        return {QEvent::MouseButtonPress, Qt::MidButton};
+        return {QEvent::MouseButtonPress, Qt::MiddleButton};
     case WM_RBUTTONDOWN:
         return {QEvent::MouseButtonPress, Qt::RightButton};
     case WM_RBUTTONUP:
@@ -216,11 +216,11 @@ static inline MouseEvent eventFromMsg(const MSG &msg)
     case WM_NCLBUTTONDBLCLK:
         return {QEvent::NonClientAreaMouseButtonPress, Qt::LeftButton};
     case WM_NCMBUTTONDOWN:
-        return {QEvent::NonClientAreaMouseButtonPress, Qt::MidButton};
+        return {QEvent::NonClientAreaMouseButtonPress, Qt::MiddleButton};
     case WM_NCMBUTTONUP:
-        return {QEvent::NonClientAreaMouseButtonRelease, Qt::MidButton};
+        return {QEvent::NonClientAreaMouseButtonRelease, Qt::MiddleButton};
     case WM_NCMBUTTONDBLCLK:
-        return {QEvent::NonClientAreaMouseButtonPress, Qt::MidButton};
+        return {QEvent::NonClientAreaMouseButtonPress, Qt::MiddleButton};
     case WM_NCRBUTTONDOWN:
         return {QEvent::NonClientAreaMouseButtonPress, Qt::RightButton};
     case WM_NCRBUTTONUP:
@@ -258,7 +258,7 @@ static Qt::MouseButtons queryMouseButtons()
     if (GetAsyncKeyState(VK_RBUTTON) < 0)
         result |= mouseSwapped ? Qt::LeftButton : Qt::RightButton;
     if (GetAsyncKeyState(VK_MBUTTON) < 0)
-        result |= Qt::MidButton;
+        result |= Qt::MiddleButton;
     if (GetAsyncKeyState(VK_XBUTTON1) < 0)
         result |= Qt::XButton1;
     if (GetAsyncKeyState(VK_XBUTTON2) < 0)
diff --git a/src/plugins/platforms/xcb/qxcbconnection.cpp b/src/plugins/platforms/xcb/qxcbconnection.cpp
index aa3fd7a15a..c557109bd1 100644
--- a/src/plugins/platforms/xcb/qxcbconnection.cpp
+++ b/src/plugins/platforms/xcb/qxcbconnection.cpp
@@ -459,7 +459,7 @@ static Qt::MouseButtons translateMouseButtons(int s)
     if (s & XCB_BUTTON_MASK_1)
         ret |= Qt::LeftButton;
     if (s & XCB_BUTTON_MASK_2)
-        ret |= Qt::MidButton;
+        ret |= Qt::MiddleButton;
     if (s & XCB_BUTTON_MASK_3)
         ret |= Qt::RightButton;
     return ret;
@@ -475,7 +475,7 @@ Qt::MouseButton QXcbConnection::translateMouseButton(xcb_button_t s)
 {
     switch (s) {
     case 1: return Qt::LeftButton;
-    case 2: return Qt::MidButton;
+    case 2: return Qt::MiddleButton;
     case 3: return Qt::RightButton;
     // Button values 4-7 were already handled as Wheel events, and won't occur here.
     case 8: return Qt::BackButton;      // Also known as Qt::ExtraButton1
diff --git a/src/plugins/styles/mac/qmacstyle_mac.mm b/src/plugins/styles/mac/qmacstyle_mac.mm
index a3dbede1e2..2f45378d8d 100644
--- a/src/plugins/styles/mac/qmacstyle_mac.mm
+++ b/src/plugins/styles/mac/qmacstyle_mac.mm
@@ -2624,7 +2624,7 @@ int QMacStyle::styleHint(StyleHint sh, const QStyleOption *opt, const QWidget *w
         ret = true;
         break;
     case SH_Slider_AbsoluteSetButtons:
-        ret = Qt::LeftButton|Qt::MidButton;
+        ret = Qt::LeftButton|Qt::MiddleButton;
         break;
     case SH_Slider_PageSetButtons:
         ret = 0;
diff --git a/src/widgets/styles/qcommonstyle.cpp b/src/widgets/styles/qcommonstyle.cpp
index 5e37b81faf..559ad913f8 100644
--- a/src/widgets/styles/qcommonstyle.cpp
+++ b/src/widgets/styles/qcommonstyle.cpp
@@ -5075,7 +5075,7 @@ int QCommonStyle::styleHint(StyleHint sh, const QStyleOption *opt, const QWidget
         ret = false;
         break;
     case SH_Slider_AbsoluteSetButtons:
-        ret = Qt::MidButton;
+        ret = Qt::MiddleButton;
         break;
     case SH_Slider_PageSetButtons:
         ret = Qt::LeftButton;
diff --git a/src/widgets/util/qsystemtrayicon_x11.cpp b/src/widgets/util/qsystemtrayicon_x11.cpp
index 86c11f98ed..996139fc85 100644
--- a/src/widgets/util/qsystemtrayicon_x11.cpp
+++ b/src/widgets/util/qsystemtrayicon_x11.cpp
@@ -137,7 +137,7 @@ void QSystemTrayIconSys::mousePressEvent(QMouseEvent *ev)
         emit q->activated(QSystemTrayIcon::Trigger);
     else if (ev->button() == Qt::RightButton)
         emit q->activated(QSystemTrayIcon::Context);
-    else if (ev->button() == Qt::MidButton)
+    else if (ev->button() == Qt::MiddleButton)
         emit q->activated(QSystemTrayIcon::MiddleClick);
 }
 
diff --git a/src/widgets/widgets/qlineedit.cpp b/src/widgets/widgets/qlineedit.cpp
index cf4c09dbf2..0c7256939c 100644
--- a/src/widgets/widgets/qlineedit.cpp
+++ b/src/widgets/widgets/qlineedit.cpp
@@ -1640,7 +1640,7 @@ void QLineEdit::mouseReleaseEvent(QMouseEvent* e)
     if (QGuiApplication::clipboard()->supportsSelection()) {
         if (e->button() == Qt::LeftButton) {
             d->control->copy(QClipboard::Selection);
-        } else if (!d->control->isReadOnly() && e->button() == Qt::MidButton) {
+        } else if (!d->control->isReadOnly() && e->button() == Qt::MiddleButton) {
             deselect();
             d->control->paste(QClipboard::Selection);
         }
diff --git a/src/widgets/widgets/qmdiarea.cpp b/src/widgets/widgets/qmdiarea.cpp
index da6eb47372..1176ed7c94 100644
--- a/src/widgets/widgets/qmdiarea.cpp
+++ b/src/widgets/widgets/qmdiarea.cpp
@@ -584,7 +584,7 @@ private:
 */
 void QMdiAreaTabBar::mousePressEvent(QMouseEvent *event)
 {
-    if (event->button() != Qt::MidButton) {
+    if (event->button() != Qt::MiddleButton) {
         QTabBar::mousePressEvent(event);
         return;
     }
diff --git a/src/widgets/widgets/qscrollbar.cpp b/src/widgets/widgets/qscrollbar.cpp
index 2ce1d50c86..568cf3b2e0 100644
--- a/src/widgets/widgets/qscrollbar.cpp
+++ b/src/widgets/widgets/qscrollbar.cpp
@@ -557,7 +557,7 @@ void QScrollBar::mousePressEvent(QMouseEvent *e)
 
     if (d->maximum == d->minimum // no range
         || (e->buttons() & (~e->button())) // another button was clicked before
-        || !(e->button() == Qt::LeftButton || (midButtonAbsPos && e->button() == Qt::MidButton)))
+        || !(e->button() == Qt::LeftButton || (midButtonAbsPos && e->button() == Qt::MiddleButton)))
         return;
 
     d->pressedControl = style()->hitTestComplexControl(QStyle::CC_ScrollBar, &opt, e->pos(), this);
@@ -576,7 +576,7 @@ void QScrollBar::mousePressEvent(QMouseEvent *e)
 
     if ((d->pressedControl == QStyle::SC_ScrollBarAddPage
           || d->pressedControl == QStyle::SC_ScrollBarSubPage)
-        && ((midButtonAbsPos && e->button() == Qt::MidButton)
+        && ((midButtonAbsPos && e->button() == Qt::MiddleButton)
             || (style()->styleHint(QStyle::SH_ScrollBar_LeftClickAbsolutePosition, &opt, this)
                 && e->button() == Qt::LeftButton))) {
         int sliderLength = HORIZONTAL ? sr.width() : sr.height();
@@ -632,7 +632,7 @@ void QScrollBar::mouseMoveEvent(QMouseEvent *e)
     QStyleOptionSlider opt;
     initStyleOption(&opt);
     if (!(e->buttons() & Qt::LeftButton
-          ||  ((e->buttons() & Qt::MidButton)
+          ||  ((e->buttons() & Qt::MiddleButton)
                && style()->styleHint(QStyle::SH_ScrollBar_MiddleClickAbsolutePosition, &opt, this))))
         return;
 
diff --git a/src/widgets/widgets/qwidgettextcontrol.cpp b/src/widgets/widgets/qwidgettextcontrol.cpp
index 9298b68ebe..40b8af663c 100644
--- a/src/widgets/widgets/qwidgettextcontrol.cpp
+++ b/src/widgets/widgets/qwidgettextcontrol.cpp
@@ -1793,7 +1793,7 @@ void QWidgetTextControlPrivate::mouseReleaseEvent(QEvent *e, Qt::MouseButton but
 #ifndef QT_NO_CLIPBOARD
         setClipboardSelection();
         selectionChanged(true);
-    } else if (button == Qt::MidButton
+    } else if (button == Qt::MiddleButton
                && (interactionFlags & Qt::TextEditable)
                && QGuiApplication::clipboard()->supportsSelection()) {
         setCursorPosition(pos);
diff --git a/tests/auto/corelib/global/qflags/tst_qflags.cpp b/tests/auto/corelib/global/qflags/tst_qflags.cpp
index be75f5b3cc..c679fbd8e3 100644
--- a/tests/auto/corelib/global/qflags/tst_qflags.cpp
+++ b/tests/auto/corelib/global/qflags/tst_qflags.cpp
@@ -47,7 +47,7 @@ void tst_QFlags::testFlag() const
     Qt::MouseButtons btn = Qt::LeftButton | Qt::RightButton;
 
     QVERIFY(btn.testFlag(Qt::LeftButton));
-    QVERIFY(!btn.testFlag(Qt::MidButton));
+    QVERIFY(!btn.testFlag(Qt::MiddleButton));
 
     btn = { };
     QVERIFY(!btn.testFlag(Qt::LeftButton));
@@ -275,11 +275,11 @@ void tst_QFlags::testSetFlags()
 
     btn.setFlag(Qt::LeftButton);
     QVERIFY(btn.testFlag(Qt::LeftButton));
-    QVERIFY(!btn.testFlag(Qt::MidButton));
+    QVERIFY(!btn.testFlag(Qt::MiddleButton));
 
     btn.setFlag(Qt::LeftButton, false);
     QVERIFY(!btn.testFlag(Qt::LeftButton));
-    QVERIFY(!btn.testFlag(Qt::MidButton));
+    QVERIFY(!btn.testFlag(Qt::MiddleButton));
 
     MyStrictFlags flags;
     flags.setFlag(MyStrictEnum::StrictOne);
diff --git a/tests/auto/gui/kernel/qmouseevent/tst_qmouseevent.cpp b/tests/auto/gui/kernel/qmouseevent/tst_qmouseevent.cpp
index a1de205571..12af947fd9 100644
--- a/tests/auto/gui/kernel/qmouseevent/tst_qmouseevent.cpp
+++ b/tests/auto/gui/kernel/qmouseevent/tst_qmouseevent.cpp
@@ -143,11 +143,11 @@ void tst_QMouseEvent::checkMousePressEvent_data()
     QTest::newRow("rightButton-controlkey") << int(Qt::RightButton) << int(Qt::ControlModifier);
     QTest::newRow("rightButton-altkey") << int(Qt::RightButton) << int(Qt::AltModifier);
     QTest::newRow("rightButton-metakey") << int(Qt::RightButton) << int(Qt::MetaModifier);
-    QTest::newRow("midButton-nokey") << int(Qt::MidButton) << int(Qt::NoButton);
-    QTest::newRow("midButton-shiftkey") << int(Qt::MidButton) << int(Qt::ShiftModifier);
-    QTest::newRow("midButton-controlkey") << int(Qt::MidButton) << int(Qt::ControlModifier);
-    QTest::newRow("midButton-altkey") << int(Qt::MidButton) << int(Qt::AltModifier);
-    QTest::newRow("midButton-metakey") << int(Qt::MidButton) << int(Qt::MetaModifier);
+    QTest::newRow("middleButton-nokey") << int(Qt::MiddleButton) << int(Qt::NoButton);
+    QTest::newRow("middleButton-shiftkey") << int(Qt::MiddleButton) << int(Qt::ShiftModifier);
+    QTest::newRow("middleButton-controlkey") << int(Qt::MiddleButton) << int(Qt::ControlModifier);
+    QTest::newRow("middleButton-altkey") << int(Qt::MiddleButton) << int(Qt::AltModifier);
+    QTest::newRow("middleButton-metakey") << int(Qt::MiddleButton) << int(Qt::MetaModifier);
 }
 
 void tst_QMouseEvent::checkMousePressEvent()
@@ -184,11 +184,11 @@ void tst_QMouseEvent::checkMouseReleaseEvent_data()
     QTest::newRow("rightButton-controlkey") << int(Qt::RightButton) << int(Qt::ControlModifier);
     QTest::newRow("rightButton-altkey") << int(Qt::RightButton) << int(Qt::AltModifier);
     QTest::newRow("rightButton-metakey") << int(Qt::RightButton) << int(Qt::MetaModifier);
-    QTest::newRow("midButton-nokey") << int(Qt::MidButton) << int(Qt::NoButton);
-    QTest::newRow("midButton-shiftkey") << int(Qt::MidButton) << int(Qt::ShiftModifier);
-    QTest::newRow("midButton-controlkey") << int(Qt::MidButton) << int(Qt::ControlModifier);
-    QTest::newRow("midButton-altkey") << int(Qt::MidButton) << int(Qt::AltModifier);
-    QTest::newRow("midButton-metakey") << int(Qt::MidButton) << int(Qt::MetaModifier);
+    QTest::newRow("middleButton-nokey") << int(Qt::MiddleButton) << int(Qt::NoButton);
+    QTest::newRow("middleButton-shiftkey") << int(Qt::MiddleButton) << int(Qt::ShiftModifier);
+    QTest::newRow("middleButton-controlkey") << int(Qt::MiddleButton) << int(Qt::ControlModifier);
+    QTest::newRow("middleButton-altkey") << int(Qt::MiddleButton) << int(Qt::AltModifier);
+    QTest::newRow("middleButton-metakey") << int(Qt::MiddleButton) << int(Qt::MetaModifier);
 }
 
 void tst_QMouseEvent::checkMouseReleaseEvent()
diff --git a/tests/auto/other/macnativeevents/qnativeevents.cpp b/tests/auto/other/macnativeevents/qnativeevents.cpp
index f04b33151a..970c41bf2e 100644
--- a/tests/auto/other/macnativeevents/qnativeevents.cpp
+++ b/tests/auto/other/macnativeevents/qnativeevents.cpp
@@ -130,8 +130,8 @@ static QString getButtonAsString(const QNativeMouseButtonEvent *e)
         case Qt::RightButton:
             return "button = RightButton";
             break;
-        case Qt::MidButton:
-            return "button = MidButton";
+        case Qt::MiddleButton:
+            return "button = MiddleButton";
             break;
         default:
             return "button = Other";
@@ -292,7 +292,7 @@ QTextStream &operator>>(QTextStream &s, QNativeMouseButtonEvent *e)
             e->button = Qt::RightButton;
             break;
         case 3:
-            e->button = Qt::MidButton;
+            e->button = Qt::MiddleButton;
             break;
         default:
             e->button = Qt::NoButton;
@@ -319,7 +319,7 @@ QTextStream &operator>>(QTextStream &s, QNativeMouseDragEvent *e)
             e->button = Qt::RightButton;
             break;
         case 3:
-            e->button = Qt::MidButton;
+            e->button = Qt::MiddleButton;
             break;
         default:
             e->button = Qt::NoButton;