diff options
Diffstat (limited to 'src/doc/src/declarative/extending.qdoc')
| -rw-r--r-- | src/doc/src/declarative/extending.qdoc | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/doc/src/declarative/extending.qdoc b/src/doc/src/declarative/extending.qdoc index b048337a..06dad490 100644 --- a/src/doc/src/declarative/extending.qdoc +++ b/src/doc/src/declarative/extending.qdoc @@ -143,11 +143,11 @@ CppItem { where CppItem maps to the C++ class QCppItem. -If the author of QCppItem adds a "root" property to QCppItem in a new version of the module, +If the author of QCppItem adds a "root" property to QCppItem in a new version of the module, it will break the above program as \c root.x now resolves to a different value. -The solution is to allow the author of QCppItem to state that the new \c root property is +The solution is to allow the author of QCppItem to state that the new \c root property is only available from a particular version of QCppItem onwards. This permits new properties -and features to be added to existing elements without breaking existing programs. +and features to be added to existing elements without breaking existing programs. QML enables this by allowing the properties, methods and signals of a class to be tagged with a particular \e revision, so that they are only accessible if the relevant module version |