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-rw-r--r--src/gui/graphicsview/qgraphicsgridlayout.cpp12
-rw-r--r--src/gui/graphicsview/qgraphicsgridlayout.h1
-rw-r--r--src/gui/graphicsview/qgridlayoutengine.cpp9
-rw-r--r--src/gui/graphicsview/qgridlayoutengine_p.h1
-rw-r--r--tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp27
5 files changed, 50 insertions, 0 deletions
diff --git a/src/gui/graphicsview/qgraphicsgridlayout.cpp b/src/gui/graphicsview/qgraphicsgridlayout.cpp
index 062b5ac..8a3f17a 100644
--- a/src/gui/graphicsview/qgraphicsgridlayout.cpp
+++ b/src/gui/graphicsview/qgraphicsgridlayout.cpp
@@ -589,6 +589,18 @@ void QGraphicsGridLayout::removeAt(int index)
}
/*!
+ Removes the layout item \a item without destroying it.
+ Ownership of the item is transferred to the caller.
+
+ \sa addItem()
+*/
+void QGraphicsGridLayout::removeItem(QGraphicsLayoutItem *item)
+{
+ Q_D(QGraphicsGridLayout);
+ int index = d->engine.indexOf(item);
+ removeAt(index);
+}
+/*!
\reimp
*/
void QGraphicsGridLayout::invalidate()
diff --git a/src/gui/graphicsview/qgraphicsgridlayout.h b/src/gui/graphicsview/qgraphicsgridlayout.h
index ddfb447..d10235c 100644
--- a/src/gui/graphicsview/qgraphicsgridlayout.h
+++ b/src/gui/graphicsview/qgraphicsgridlayout.h
@@ -114,6 +114,7 @@ public:
int count() const;
QGraphicsLayoutItem *itemAt(int index) const;
void removeAt(int index);
+ void removeItem(QGraphicsLayoutItem *item);
void invalidate();
diff --git a/src/gui/graphicsview/qgridlayoutengine.cpp b/src/gui/graphicsview/qgridlayoutengine.cpp
index a084647..8b65282 100644
--- a/src/gui/graphicsview/qgridlayoutengine.cpp
+++ b/src/gui/graphicsview/qgridlayoutengine.cpp
@@ -775,6 +775,15 @@ QGridLayoutItem *QGridLayoutEngine::itemAt(int index) const
return q_items.at(index);
}
+int QGridLayoutEngine::indexOf(QGraphicsLayoutItem *item) const
+{
+ for (int i = 0; i < q_items.size(); ++i) {
+ if (item == q_items.at(i)->layoutItem())
+ return i;
+ }
+ return -1;
+}
+
int QGridLayoutEngine::effectiveFirstRow(Qt::Orientation orientation) const
{
ensureEffectiveFirstAndLastRows();
diff --git a/src/gui/graphicsview/qgridlayoutengine_p.h b/src/gui/graphicsview/qgridlayoutengine_p.h
index 9ac9a8e..a4ef21d 100644
--- a/src/gui/graphicsview/qgridlayoutengine_p.h
+++ b/src/gui/graphicsview/qgridlayoutengine_p.h
@@ -326,6 +326,7 @@ public:
// returns the number of items inserted, which may be less than (rowCount * columnCount)
int itemCount() const;
QGridLayoutItem *itemAt(int index) const;
+ int indexOf(QGraphicsLayoutItem *item) const;
int effectiveFirstRow(Qt::Orientation orientation = Qt::Vertical) const;
int effectiveLastRow(Qt::Orientation orientation = Qt::Vertical) const;
diff --git a/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp b/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp
index d1d6860..55d75af 100644
--- a/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp
+++ b/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp
@@ -78,6 +78,7 @@ private slots:
void horizontalSpacing();
void itemAt();
void removeAt();
+ void removeItem();
void rowAlignment();
void rowCount();
void rowMaximumHeight();
@@ -992,6 +993,32 @@ void tst_QGraphicsGridLayout::removeAt()
delete widget;
}
+void tst_QGraphicsGridLayout::removeItem()
+{
+ QGraphicsScene scene;
+ QGraphicsView view(&scene);
+
+ QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
+ scene.addItem(widget);
+ QGraphicsGridLayout *l = new QGraphicsGridLayout();
+ widget->setLayout(l);
+
+ populateLayout(l, 3, 2);
+ QCOMPARE(l->count(), 6);
+ l->removeItem(l->itemAt(5));
+ l->removeItem(l->itemAt(4));
+ QCOMPARE(l->count(), 4);
+
+ // Avoid crashing. Note that the warning message might change in the future.
+ QTest::ignoreMessage(QtWarningMsg, QString::fromAscii("QGraphicsGridLayout::removeAt: invalid index -1").toLatin1().constData());
+ l->removeItem(0);
+ QCOMPARE(l->count(), 4);
+
+ QTest::ignoreMessage(QtWarningMsg, QString::fromAscii("QGraphicsGridLayout::removeAt: invalid index -1").toLatin1().constData());
+ l->removeItem(new QGraphicsWidget);
+ QCOMPARE(l->count(), 4);
+}
+
// public Qt::Alignment rowAlignment(int row) const
void tst_QGraphicsGridLayout::rowAlignment()
{