Qt 5.3.1 发布，此版本作为一个分支版本，并没有添加新特性，但是对系统进行了各种改进，还有大量的 bug 修复。此版本包括了 Qt Creator 3.1.2 版本，企业版的完全支持 Qt Quick Compiler 1.0.0（启动速度提升了 30-40%），更新 Data Visualization 到版本 1.1，Charts 到版本 1.4。
主要改进如下：
Performance optimizations for Qt Quick Engine’s JIT compiler code generation and important bug fixes, especially on ARM (QTBUG-39289)
QAbstractProxyModel::sibling to now works in the same manner as with Qt4
Many small fixes to Qt Quick Controls, for example to TableView, TabView, ComboBox and Calendar
QQuickWidget now works properly also with ANGLE (QTBUG-39699)
Qt Quick animations now work also with static builds (QTBUG-37341)
Fix for a regression of QPushButton with QMenu (QTBUG-38550)
Fix for a regression on Mac for passing click event to underlaying widget (QTBUG-39322)
Initial support for Mac OS X 10.10, more improvements will land on upcoming Qt releases
Positioning backend now available also for Windows Phone
Accessibility now works on Android also below API level 18 (QTBUG-39508)
Fix flashing white screen at startup/shutdown on Android (QTBUG-38960)
Support for upcoming Android L (QTBUG-39042)
项目主页：https://qt-project.org/wiki/Change-files-in-Qt-5.3.1
下载地址：http://qt-project.org/downloads
来自:开源中国社区
碧羽宣 于 2014-06-27 20:14:09发表:
已经装上，就是还不知道怎么用