Don't override "z" bindings for header and footer

Headers and footers are given a default z value. This value
should be set between Component beginCreate() and completeCreate()
to avoid overwriting any binding in the header or footer item
that has already set the 'z' value.

Change-Id: I8e3ee97232d99500a32f2d77d2b663016eb404f7
Reviewed-by: Martin Jones <martin.jones@nokia.com>

1 files changed, 35 insertions, 0 deletions

diff --git a/tests/auto/quick/qquickgridview/data/initialZValues.qml b/tests/auto/quick/qquickgridview/data/initialZValues.qml
new file mode 100644
index 0000000000..9768b2c695
--- /dev/null
+++ b/tests/auto/quick/qquickgridview/data/initialZValues.qml
@@ -0,0 +1,35 @@
+import QtQuick 2.0
+
+Rectangle {
+    width: 240
+    height: 320
+
+    GridView {
+        id: grid
+
+        property real initialZ: 342
+
+        anchors.fill: parent
+        objectName: "grid"
+        model: ListModel {}
+
+        delegate: Text {
+            objectName: "wrapper"
+            font.pointSize: 20
+            text: index
+        }
+
+        header: Rectangle {
+            width: 240
+            height: 30
+            z: grid.initialZ
+        }
+
+        footer: Rectangle {
+            width: 240
+            height: 30
+            z: grid.initialZ
+        }
+    }
+}
+