Revert "Fix setVisible() of QWidget has no effect in QTreeWidgetItem"

It introduces  QTBUG-34653 (Qt Designer widget box no longer
repainted after collapsing items or using the filter).

This reverts commit 04de24c6449422d29a0d4760375aa94f59222fa3.

Task-number: QTBUG-13522
Task-number: QTBUG-34653
Change-Id: Ieb9766e7f15acea901fce4ad7142aa72557b9957
Reviewed-by: Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>

1 files changed, 0 insertions, 34 deletions

diff --git a/tests/auto/widgets/itemviews/qtreewidget/tst_qtreewidget.cpp b/tests/auto/widgets/itemviews/qtreewidget/tst_qtreewidget.cpp
index 1de5749c69..83ba1ddcda 100644
--- a/tests/auto/widgets/itemviews/qtreewidget/tst_qtreewidget.cpp
+++ b/tests/auto/widgets/itemviews/qtreewidget/tst_qtreewidget.cpp
@@ -165,7 +165,6 @@ private slots:
     void setChildIndicatorPolicy();
 
     void task20345_sortChildren();
-    void taskQTBUG13522_checkItemVisibilityBeforeItemShow();
 
 public slots:
     void itemSelectionChanged();
@@ -3372,39 +3371,6 @@ void tst_QTreeWidget::task20345_sortChildren()
     QVERIFY(1);
 }
 
-void tst_QTreeWidget::taskQTBUG13522_checkItemVisibilityBeforeItemShow()
-{
-    class TreeView : public QTreeWidget
-    {
-    public:
-        explicit TreeView(QWidget *parent = 0) : QTreeWidget(parent)
-            , item1_visibility(false), item2_visibility(false) {}
-        void showEvent(QShowEvent * /*event*/) Q_DECL_OVERRIDE
-        {
-            item1_visibility = !item1->isVisible();
-            item2_visibility = item2->isVisible();
-        }
-        QWidget *item1;
-        QWidget *item2;
-        bool item1_visibility;
-        bool item2_visibility;
-
-    } tw;
-    tw.item1 = new QWidget(&tw);
-    tw.item2 = new QWidget(&tw);
-    QTreeWidgetItem *widget_item = new QTreeWidgetItem();
-    widget_item->setText(0, "example text");
-    tw.addTopLevelItem(widget_item);
-    tw.setItemWidget(widget_item, 0, tw.item1);
-    widget_item = new QTreeWidgetItem();
-    tw.setItemWidget(widget_item, 0, tw.item2);
-    //set visible must after setItemWidget or setItemWidget will reset the visibility
-    tw.item1->setVisible(false);
-    tw.item2->setVisible(true);
-    tw.show();
-    QTRY_VERIFY(tw.item1_visibility);
-    QTRY_VERIFY(tw.item2_visibility);
-}
 
 QTEST_MAIN(tst_QTreeWidget)
 #include "tst_qtreewidget.moc"