Add isTabFence private flag

When an item has this flag set, the user can't
tab-navigate either out of it, or enter it.

We use this flag to implement QQuickPanel as an
item for platforms that only support one single
top-level window.

Change-Id: I1f4313912ae1c70217af0d4d21064932b50a9438
Reviewed-by: Mitch Curtis <mitch.curtis@theqtcompany.com>

1 files changed, 49 insertions, 0 deletions

diff --git a/tests/auto/quick/qquickitem2/data/tabFence.qml b/tests/auto/quick/qquickitem2/data/tabFence.qml
new file mode 100644
index 0000000000..fcf69b418b
--- /dev/null
+++ b/tests/auto/quick/qquickitem2/data/tabFence.qml
@@ -0,0 +1,49 @@
+import QtQuick 2.1
+import Test 1.0
+
+Item {
+    objectName: "root"
+    focus: true
+    width: 800
+    height: 600
+
+    TabFence {
+        objectName: "fence1"
+
+        TextInput {
+            objectName: "input11"
+            activeFocusOnTab: true
+        }
+        TextInput {
+            objectName: "input12"
+            activeFocusOnTab: true
+        }
+        TextInput {
+            objectName: "input13"
+            activeFocusOnTab: true
+        }
+    }
+
+    TextInput {
+        objectName: "input1"
+        activeFocusOnTab: true
+    }
+
+    TextInput {
+        objectName: "input2"
+        activeFocusOnTab: true
+    }
+
+    TabFence {
+        objectName: "fence2"
+    }
+
+    TextInput {
+        objectName: "input3"
+        activeFocusOnTab: true
+    }
+
+    TabFence {
+        objectName: "fence3"
+    }
+}