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Revision as of 16:11, 3 March 2015
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What is new in Qt 5.2
Qt 5.2 was released on 12th of December.
The following pages has more information:
- "Qt 5.2 Release Announcement":http://blog.qt.io/blog/2013/12/12/qt-5-2-released-the-best-qt-yet/
- "Qt 5.2 Features":/qt5/qt52
- "Qt 5.2 Documentation":/doc
New Features
- "Qt Core":http://doc-snapshot.qt.io/qt5-stable/qtcore-index.html
- Added class QCommandLineParser for command-line arguments parsing
- Added new overload to QObject::connect() to add a context object when connecting to a lambda
- Added new QStringRef methods; left, right, mid
- Added QLoggingCategory/qCDebug, qCWarning, … macros to configure what gets logged at runtime
- Added class QTimeZone to support time zones using IANA (Olson) time zone IDs
- Added support to QDateTime for new Qt::TimeSpec of Qt::TimeZone and Qt::OffsetFromUTC
- Added new class QCollator to provide advanced platform-based collation.
- Added more I/O redirection possibilities to QProcess
- Added iteration capability to containers in QVariant
- Added dereferencing to QObject for smart pointers in QVariant
- "Qt GUI":http://doc-snapshot.qt.io/qt5-stable/qtgui-index.html
- Added applicationState() function and applicationStateChanged() signal to QGuiApplication.
- Added QOpenGLTexture class.
- Added endian-neutral RGBA8888 formats to QImage.
- "Qt Widgets":http://doc-snapshot.qt.io/qt5-stable/qtwidgets-index.html
- Added support for embedded clear button commonly used for item view filtering and side actions to QLineEdit
- Added methods based on QUrl to QFileDialog
- Added new QKeySequenceEdit class
- Restore session-management support from Qt4
- Restore basic startup-notification support on Unix
- Added placeholderText property to QTextEdit
- Added getMultiLineText static method to QInputDialog
- Added tabBarClicked and tabBarDoubleClicked signals to QTabBar
- Added replaceWidget in QLayout
- Added an option to have a checkbox in QMessageBox
- Added duration control on tooltips (e.g QWidget::setToolTipDuration)
- Added substring support to QCompleter
- Added buttonToggled signals to QButtonGroup
- Added retainSizeWhenHidden to QSizePolicy
- Added resizeContentsPrecision to QHeaderView
- "Qt Print Support":http://doc-snapshot.qt.io/qt5-stable/qtprintsupport-index.html
- Added support to QPrintDialog for advanced CUPS features on Linux, including server-side page range selection, odd/even page selection, pages-per-sheet, job scheduling, and banner pages.
- "Qt QML":http://doc-snapshot.qt.io/qt5-stable/qtqml-index.html
- New property on Qt.application: state.
- Can now define QML singletons with QML Files
- Can apply file selectors to support certain styles of cross-platform development
- qml binary runtime provides a supported method for launching QML-only applications
- New V4 JS engine
- "Qt Quick":http://doc-snapshot.qt.io/qt5-stable/qtquick-index.html
- New Scenegraph Renderer, for improved performance
- Texture atlas support in SceneGraph
- SceneGraph now supports rendering to an OpenGL Core profile
- New animation types, called Animator, which can run animations on the the scene graph's render thread.
- Support for external Drag and Drop
- Threaded render loop now uses one non-sharing OpenGL per window.
- "Qt Quick Controls":http://doc-snapshot.qt.io/qt5-stable/qtquickcontrols-index.html
- Added support for editable combo box
- Added support for multi selection in TableView
- Added support for setting columns movable in TableView
- Added Switch type
- Added BusyIndicator type
- Simplified deployment
- "Qt Quick Dialogs":http://doc-snapshot.qt.io/qt5-stable/qtquickdialogs-index.html
- New FontDialog
- "Qt Quick Layouts":http://doc-snapshot.qt.io/qt5-stable/qtquicklayouts-index.html
- Added baseline support to layout
- "Qt Network":http://doc-snapshot.qt.io/qt5-stable/qtnetwork-index.html
- QNetworkAccessManager: add public methods to pre-TCP/pre-SSL-connect
- QSslConfiguration: add API to persist and resume SSL sessions
- SSL code: allow for debugging SSL traffic with Wireshark / tcpdump
- QNetworkConfiguration: add public member bearerTypeFamily()
- "moc":http://doc-snapshot.qt.io/qt5-stable/moc.html
- added -M argument to add plugin metadata from the command line
- "Accessibility":http://doc-snapshot.qt.io/qt5-stable/accessible.html
- Enabled accessibility on Mac
- Made the APIs public so that it is possible to implement accessibility for custom widgets
- Basic accessibility support for Android
- Qt WebKit
- CSS blending
- Context menus for HTML5 video
- Canvas Path object
- GeoLocation (with QtPositioning)
- Web Notifications
- Page Visibility API
- Threaded garbage collection
- Translations
- Translation to Italian now available
New Modules
- "Qt Bluetooth":http://doc-snapshot.qt.io/qt5-stable/qtbluetooth-index.html
- Supported platforms: Linux/Bluez 4.x, BlackBerry
- "Qt NFC":http://doc-snapshot.qt.io/qt5-stable/qtnfc-index.html
- Supported platforms: BlackBerry
- "Qt Positioning":http://doc-snapshot.qt.io/qt5-stable/qtpositioning-index.html
- Supported platforms: All platform/NMEA, Linux/GeoClue
- "Qt Windows Extras":http://doc-snapshot.qt.io/qt5-stable/qtwinextras-index.html
- "Qt Mac Extras":http://doc-snapshot.qt.io/qt5-stable/qtmacextras-index.html
- "Qt Android Extras":http://doc-snapshot.qt.io/qt5-stable/qtandroidextras-index.html
Support for New Platforms
- "Android":http://doc-snapshot.qt.io/qt5-stable/android-support.html
- Full support for camera and recording
- Low-latency audio (QAudioInput, QAudioOutput, QSoundEffect)
- Command-line deployment tool
- JNI convenience API
- OpenSSL support
- "iOS":http://doc-snapshot.qt.io/qt5-stable/ios-support.html
- Media player support
- Basic camera support (only viewfinder and image capture)
- Low-latency audio (QAudioInput, QAudioOutput, QSoundEffect)
Qt Creator
- Qt Creator 3.0
- Initial iOS support
- Multi-Screen extensions
- API Cleanup
- Enhanced Android support
- Initial debugging backend for lldb (Mac)
- Refactored and extended BlackBerry 10 support
Installation
- New reference installers
- Qt for Android (Mac)
- Qt for iOS (Mac)
- New target binaries
- Qt for Android arm5(Windows, linux, Mac)