New Features in Qt 5.2

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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:

New Features

  • Qt Core
    • 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
    • Added applicationState() function and applicationStateChanged() signal to QGuiApplication.
    • Added QOpenGLTexture class.
    • Added endian-neutral RGBA8888 formats to QImage.
  • Qt Widgets
    • 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
    • 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
    • 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
    • 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
    • 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
    • New FontDialog
  • Qt Quick Layouts
    • Added baseline support to layout
  • Qt Network
    • 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
    • added -M argument to add plugin metadata from the command line
  • Accessibility
    • 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

Support for New Platforms

  • Android
    • Full support for camera and recording
    • Low-latency audio (QAudioInput, QAudioOutput, QSoundEffect)
    • Command-line deployment tool
    • JNI convenience API
    • OpenSSL support
  • iOS
    • 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)

Deprecated

Release Information [edit]
Qt Version Overview Tools and Versions New Features Changes Known Issues
Qt 6.7 Qt 6.7 Release Qt 6.7 Tools and Versions New Features in Qt 6.7 Qt 6.7 Known Issues
Qt 6.6 Qt 6.6 Release Qt 6.6 Tools and Versions New Features in Qt 6.6 Qt 6.6.0 Release NoteQt 6.6.1 Release NoteQt 6.6.2 Release Qt 6.6 Known Issues
Qt 6.5 Qt 6.5 Release Qt 6.5 Tools and Versions New Features in Qt 6.5 Qt 6.5.0 Release NoteQt 6.5.1 Release NoteQt 6.5.2 Release NoteQt 6.5.3 Release Note Qt 6.5 Known Issues
Qt 6.4 Qt 6.4 Release Qt 6.4 Tools and Versions New Features in Qt 6.4 Qt 6.4.0 Release NoteQt 6.4.1 Release NoteQt 6.4.2 Release NoteQt 6.4.3 Release Note Qt 6.4 Known Issues
Qt 6.3 Qt 6.3 Release Qt 6.3 Tools and Versions New Features in Qt 6.3 Qt 6.3.0 Release NoteQt 6.3.1 Release Note Qt 6.3 Known Issues
Qt 6.2 Qt 6.2 Release Qt 6.2 Tools and Versions New Features in Qt 6.2 Qt 6.2.0 Release NoteQt 6.2.1 Release NoteQt 6.2.2 Release Note Qt 6.2 Known Issues
Qt 6.1 Qt 6.1 Release Qt 6.1 Tools and Versions New Features in Qt 6.1 Qt 6.1.0 Release NoteQt 6.1.1 Release NoteQt 6.1.2 Release NoteQt 6.1.3 Release Note Qt 6.1.0 Known IssuesQt 6.1.1 Known issues in release noteQt 6.1.2 Known issues in release noteQt 6.1.3 Known issues in release note
Qt 6.0 Qt 6.0 Release Qt 6.0 Tools and Versions New Features in Qt 6.0 Qt 6.0.0 Change FilesQt 6.0.1 Release NoteQt 6.0.2 Release NoteQt 6.0.3 Release NoteQt 6.0.4 Release Note Qt 6.0.0 Known IssuesQt 6.0.1 Known IssuesQt 6.0.2 Known IssuesQt 6.0.3 Known IssuesQt 6.0.4 Known Issues
Qt 5.15 Qt 5.15 Release Qt 5.15 Tools and Versions New Features in Qt 5.15 Qt 5.15.0 Change FilesQt 5.15.1 Change FilesQt 5.15.2 Change Files Qt 5.15.0 Known IssuesQt 5.15.1 Known IssuesQt 5.15.2 Known IssuesQt 5.15.4 Known Issues
Qt 5.14 Qt 5.14 Release Qt 5.14 Tools and Versions New Features in Qt 5.14 Qt 5.14.0 Change FilesQt 5.14.1 Change FilesQt 5.14.2 Change Files Qt 5.14.0 Known IssuesQt 5.14.1 Known IssuesQt 5.14.2 Known Issues
Qt 5.13 Qt 5.13 Release Qt 5.13 Tools and Versions New Features in Qt 5.13 Qt 5.13.0 Change FilesQt 5.13.1 Change FilesQt 5.13.2 Change Files Qt 5.13.0 Known IssuesQt 5.13.1 Known IssuesQt 5.13.2 Known Issues
Qt 5.12 Qt 5.12 Release Qt 5.12 Tools and Versions New Features in Qt 5.12 Qt 5.12.0 Change FilesQt 5.12.1 Change FilesQt 5.12.2 Change FilesQt 5.12.3 Change FilesQt 5.12.4 Change FilesQt 5.12.5 Change FilesQt 5.12.6 Change FilesQt 5.12.7 Change FilesQt 5.12.8 Change FilesQt 5.12.9 Change FilesQt 5.12.10 Change FilesQt 5.12.11 Release NoteQt 5.12.12 Release Note Qt 5.12.0 Known IssuesQt 5.12.1 Known IssuesQt 5.12.2 Known IssuesQt 5.12.3 Known IssuesQt 5.12.4 Known IssuesQt 5.12.5 Known IssuesQt 5.12.6 Known IssuesQt 5.12.7 Known IssuesQt 5.12.8 Known IssuesQt 5.12.9 Known IssuesQt 5.12.10 Known IssuesQt 5.12.11 Known issues in release noteQt 5.12.12 Known issues in release note
Qt 5.11 Qt 5.11 Release Qt 5.11 Tools and Versions New Features in Qt 5.11 Qt 5.11.0Qt 5.11.1Qt 5.11.2 Change FilesQt 5.11.3 Change Files Qt 5.11.0Qt 5.11.1Qt 5.11.2 Known IssuesQt 5.11.3 Known Issues
Qt 5.10 Qt 5.10 Release Qt 5.10 Tools and Versions New Features in Qt 5.10 Qt 5.10.0Qt 5.10.1 Change Files Qt 5.10.0Qt 5.10.1 Known Issues
Qt 5.9 Qt 5.9 Release Qt 5.9 Tools and Versions New Features in Qt 5.9 Qt 5.9.0Qt 5.9.1Qt 5.9.2Qt 5.9.3Qt 5.9.4Qt 5.9.5Qt 5.9.6 Change FilesQt 5.9.7 Change FilesQt 5.9.8 Change FilesQt 5.9.9 Change Files Qt 5.9.0Qt 5.9.1Qt 5.9.2Qt 5.9.3Qt 5.9.4Qt 5.9.5Qt 5.9.6 Known IssuesQt 5.9.7 Known IssuesQt 5.9.8 Known IssuesQt 5.9.9 Known Issues
Qt 5.8 Qt 5.8 Release Qt 5.8 Tools and Versions New Features in Qt 5.8 Qt 5.8.0 Change Files Qt 5.8.0 Known Issues
Qt 5.7 Qt 5.7 Release Qt 5.7 Tools and Versions New Features in Qt 5.7 Qt 5.7.0Qt 5.7.1 Change Files Qt 5.7.0Qt 5.7.1 Known Issues
Qt 5.6 Qt 5.6 Release Qt 5.6 Tools and Versions New Features in Qt 5.6 Qt 5.6.0Qt 5.6.1Qt 5.6.2Qt 5.6.3 Change Files Qt 5.6.0Qt 5.6.1Qt 5.6.2Qt 5.6.3 Known Issues
Qt 5.5 Qt 5.5 Release Qt 5.5 Tools and Versions New Features in Qt 5.5 Qt 5.5.0Qt 5.5.1 Change Files Qt 5.5.0Qt 5.5.1 Known Issues
Qt 5.4 Qt 5.4 Release Qt 5.4 Tools and Versions New Features in Qt 5.4 Qt 5.4.0Qt 5.4.1Qt 5.4.2 Change Files Qt 5.4.0Qt 5.4.1Qt 5.4.2 Known Issues
Qt 5.3 Qt 5.3 Release Qt 5.3 Tools and Versions New Features in Qt 5.3 Qt 5.3.0Qt 5.3.1Qt 5.3.2 Change Files Qt 5.3.0 Beta 1Qt 5.3.0 RC 1
Qt 5.3.0Qt 5.3.1Qt 5.3.2 Known Issues
Qt 5.2 Qt 5.2 Release New Features in Qt 5.2 Qt 5.2.0Qt 5.2.1 Change Files Qt 5.2.0 Beta 1Qt 5.2.0 RC 1
Qt 5.2.0Qt 5.2.1 Known Issues
Qt 5.1 Qt 5.1 Release New Features in Qt 5.1 Qt 5.1.0 Change Files Qt 5.1.0 Beta 1Qt 5.1.0 RC 1
Qt 5.1.0Qt 5.1.1 Known Issues
Qt 5.0 Qt 5.0.0Qt 5.0.1 Release New Features in Qt 5.0 Qt 5.0 Changes Qt 5.0.0 Beta 1Qt 5.0.0 Beta 2Qt 5.0.0 RC 1Qt 5.0.0 RC 2
Qt 5.0.0Qt 5.0.1Qt 5.0.2 Known Issues