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Diffstat (limited to 'doc/src/declarative/qtbinding.qdoc')
| -rw-r--r-- | doc/src/declarative/qtbinding.qdoc | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/doc/src/declarative/qtbinding.qdoc b/doc/src/declarative/qtbinding.qdoc index 04b8ca6..4213f66 100644 --- a/doc/src/declarative/qtbinding.qdoc +++ b/doc/src/declarative/qtbinding.qdoc @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** @@ -96,7 +96,7 @@ There are a number of ways to extend your QML application through C++. For examp \list \o Load a QML component and manipulate it (or its children) from C++ \o Embed a C++ object and its properties directly into a QML component (for example, to make a -particular C++ object callable from QML, or to replace a dummy list model data with a real data set) +particular C++ object callable from QML, or to replace a dummy list model with a real data set) \o Define new QML elements (through QObject-based C++ classes) and create them directly from your QML code \endlist @@ -297,17 +297,20 @@ methods on the \c myObject object, which has been set using QDeclarativeContext: \snippet doc/src/snippets/declarative/qtbinding/functions-cpp/main.cpp 0 \endtable -Note that QML does not support overloaded functions. If a C++ has more than one function with the -same name, there is no guarantee which overloaded function will be called from QML. +QML supports the calling of overloaded C++ functions. If there are multiple C++ functions with the +same name but different arguments, the correct function will be called according to the number and +the types of arguments that are provided. \section2 Receiving signals All QML signals are automatically available to C++, and can be connected to using QObject::connect() -like any ordinary Qt C++ signal. +like any ordinary Qt C++ signal. In return, any C++ signal can be received by a QML object using +\l {Signal Handlers}{signal handlers}. Here is a QML component with a signal named \c qmlSignal. This signal is connected to a C++ object's -slot using QObject::connect(): +slot using QObject::connect(), so that the \c cppSlot() method is called whenever the \c qmlSignal +is emitted: \table \row |