Fix the tips still show when cursor move to another action

In this case, the previous action's tip is still displayed
when the cursor moves from one action with tip to another action
without tip.

Fixes: QTBUG-89082
Pick-to: 5.15
Pick-to: 6.0
Change-Id: I0a00595dc3d716725678487be9cbb363c4d3b392
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>

src/widgets/widgets/qmenu.cpp

@@ -3068,6 +3068,8 @@ QMenu::event(QEvent *e)
                 const QString toolTip = action->d_func()->tooltip;
                 if (!toolTip.isEmpty())
                     QToolTip::showText(ev->globalPos(), toolTip, this);
+                else
+                    QToolTip::hideText();
                 return true;
             }
         }

tests/auto/widgets/widgets/qmenu/BLACKLIST

@@ -26,3 +26,5 @@ android
 android
 [menuSize_Scrolling]
 android
+[QTBUG_89082_actionTipsHide]
+macos ci # Can't move cursor (QTBUG-76312)

tests/auto/widgets/widgets/qmenu/tst_qmenu.cpp

@@ -48,7 +48,7 @@
 #include <QStyleHints>
 #include <QTimer>
 #include <qdebug.h>
-
+#include <QToolTip>
 #include <qpa/qplatformtheme.h>
 #include <qpa/qplatformintegration.h>
 
@@ -115,6 +115,7 @@ private slots:
     void QTBUG30595_rtl_submenu();
     void QTBUG20403_nested_popup_on_shortcut_trigger();
     void QTBUG47515_widgetActionEnterLeave();
+    void QTBUG_89082_actionTipsHide();
     void QTBUG8122_widgetActionCrashOnClose();
     void widgetActionTriggerClosesMenu();
 
@@ -1342,6 +1343,59 @@ void tst_QMenu::QTBUG47515_widgetActionEnterLeave()
     }
 }
 
+void tst_QMenu::QTBUG_89082_actionTipsHide()
+{
+    if (!QGuiApplicationPrivate::platformIntegration()->hasCapability(QPlatformIntegration::WindowActivation))
+        QSKIP("Window activation is not supported");
+
+    QWidget widget;
+    QMenu *menu = new QMenu(&widget);
+    menu->addAction("aaa");
+    menu->addAction("bbb");
+    menu->addAction("ccc");
+    menu->addAction("ddd");
+    menu->addAction("eee");
+    menu->addAction("fff");
+    menu->setToolTipsVisible(true);
+
+    auto menuActTip = menu->actions().first();
+    QString tipFullName = "actionTip-this-is-a-long-action-and-show-the-full-name-by-tip";
+    QFontMetrics m_fm = QFontMetrics(QAction().font());
+    const QString &&elidedName = m_fm.elidedText(tipFullName, Qt::ElideRight, 50);
+    menuActTip->setText(elidedName);
+    if (elidedName != tipFullName)
+        menuActTip->setToolTip(tipFullName);
+
+    widget.resize(300, 200);
+    centerOnScreen(&widget);
+    widget.show();
+    widget.activateWindow();
+    QVERIFY(QTest::qWaitForWindowExposed(&widget));
+    menu->popup(widget.geometry().topRight() + QPoint(50, 0));
+    QVERIFY(QTest::qWaitForWindowExposed(menu));
+
+    auto actionZero = menu->actions().at(0);
+    auto actionOne = menu->actions().at(1);
+    auto actionFive = menu->actions().at(5);
+    const QRect submenuRect0 = menu->actionGeometry(actionZero);
+    const QPoint submenuPos0(submenuRect0.topLeft() + QPoint(3, 3));
+
+    const QRect submenuRect1 = menu->actionGeometry(actionOne);
+    const QPoint submenuPos1(submenuRect1.topLeft() + QPoint(3, 3));
+
+    const QRect submenuRect5 = menu->actionGeometry(actionFive);
+    const QPoint submenuPos5(submenuRect5.topLeft() + QPoint(10, 3));
+
+    QTest::mouseMove(menu, submenuPos1);
+    QTest::mouseMove(menu, submenuPos0); //show the tip
+    QTRY_COMPARE_WITH_TIMEOUT(QToolTip::text(), tipFullName, 1000);
+
+    //Move to the fifth action without prompting
+    QTest::mouseMove(menu, submenuPos5);
+    //The previous tip was hidden, but now is a new tip to get text, So there should be no content
+    QTRY_COMPARE_WITH_TIMEOUT(QToolTip::text(), QString(), 1000);
+}
+
 void tst_QMenu::QTBUG8122_widgetActionCrashOnClose()
 {
     if (!QGuiApplicationPrivate::platformIntegration()->hasCapability(QPlatformIntegration::WindowActivation))