Qt 5.3 introduces many new features and improvements as well as bugfixes over the 5.2.x series. For more details, refer to the online documentation included in this distribution. The documentation is also available online: http://qt-project.org/doc/qt-5.2 The Qt version 5.3 series is binary compatible with the 5.2.x series. Applications compiled for 5.2 will continue to run with 5.3. Some of the changes listed in this file include issue tracking numbers corresponding to tasks in the Qt Bug Tracker: http://bugreports.qt-project.org/ Each of these identifiers can be entered in the bug tracker to obtain more information about a particular change. **************************************************************************** * General * **************************************************************************** General Improvements -------------------- Third party components ---------------------- **************************************************************************** * Important Behavior Changes * **************************************************************************** - Signals declared in QML that take "var" parameters, are now using QJSValue as C++ type for these parameters, instead of QVariant. **************************************************************************** * Library * **************************************************************************** QtQml ------ QtQuick ------ **************************************************************************** * Database Drivers * **************************************************************************** **************************************************************************** * Platform Specific Changes * **************************************************************************** **************************************************************************** * Compiler Specific Changes * **************************************************************************** **************************************************************************** * Tools * **************************************************************************** **************************************************************************** * Plugins * ****************************************************************************