tests/auto/qml/qqmlecmascript/data/singletontype/qobjectSingletonTypeWriting.qml

   1 import QtQuick 2.0
   2 import Qt.test 1.0 as QtTest     // qobject singleton Type installed into existing uri
   3
   4 QtObject {
   5     property int firstProperty: 1
   6     property int secondProperty: 2
   7     property int readOnlyProperty: QtTest.QObject.qobjectTestProperty
   8     property int writableProperty: QtTest.QObject.qobjectTestWritableProperty
   9     property int writableFinalProperty: QtTest.QObject.qobjectTestWritableFinalProperty
  10
  11     onFirstPropertyChanged: {
  12         // In this case, we want to attempt to set the singleton Type property.
  13         // This should fail, as the singleton Type property is read only.
  14         if (firstProperty != QtTest.QObject.qobjectTestProperty) {
  15             QtTest.QObject.qobjectTestProperty = firstProperty; // should silently fail.
  16         }
  17     }
  18
  19     onSecondPropertyChanged: {
  20         // In this case, we want to attempt to set the singleton Type properties.
  21         // This should succeed, as the singleton Type properties are writable.
  22         if (secondProperty != QtTest.QObject.qobjectTestWritableProperty) {
  23             QtTest.QObject.qobjectTestWritableProperty = secondProperty; // should succeed.
  24         }
  25         if (secondProperty != QtTest.QObject.qobjectTestWritableFinalProperty) {
  26             QtTest.QObject.qobjectTestWritableFinalProperty = secondProperty; // should succeed.
  27         }
  28     }
  29 }
  30