New-features-in-qt-5.2: Difference between revisions

From Qt Wiki
Jump to navigation Jump to search
No edit summary
 
No edit summary
Line 1: Line 1:
[[Category:Developing_with_Qt::Qt 5]]<br />[toc align_right=&quot;yes&amp;quot;]
[[Category:Developing_with_Qt::Qt 5]]
[toc align_right="yes"]


= What is new in Qt 5.2 =
= What is new in Qt 5.2 =
Line 5: Line 6:
Qt 5.2 was released on 12th of December.
Qt 5.2 was released on 12th of December.


The following pages has more information:<br />* &quot;Qt 5.2 Release Announcement&amp;quot;:http://blog.qt.io/blog/2013/12/12/qt-5-2-released-the-best-qt-yet/<br />* &quot;Qt 5.2 Features&amp;quot;:/qt5/qt52<br />* &quot;Qt 5.2 Documentation&amp;quot;:/doc
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 ==
== New Features ==


* &quot;Qt Core&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtcore-index.html
* "Qt Core":http://doc-snapshot.qt.io/qt5-stable/qtcore-index.html
** Added class QCommandLineParser for command-line arguments parsing
** 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 overload to QObject::connect() to add a context object when connecting to a lambda  
Line 20: Line 24:
** Added iteration capability to containers in QVariant
** Added iteration capability to containers in QVariant
** Added dereferencing to QObject for smart pointers in QVariant
** Added dereferencing to QObject for smart pointers in QVariant
* &quot;Qt GUI&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtgui-index.html
* "Qt GUI":http://doc-snapshot.qt.io/qt5-stable/qtgui-index.html
** Added applicationState() function and applicationStateChanged() signal to QGuiApplication.
** Added applicationState() function and applicationStateChanged() signal to QGuiApplication.
** Added QOpenGLTexture class.
** Added QOpenGLTexture class.
** Added endian-neutral RGBA8888 formats to QImage.
** Added endian-neutral RGBA8888 formats to QImage.
* &quot;Qt Widgets&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtwidgets-index.html
* "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 support for embedded clear button commonly used for item view filtering and side actions to QLineEdit
** Added methods based on QUrl to QFileDialog
** Added methods based on QUrl to QFileDialog
Line 40: Line 44:
** Added retainSizeWhenHidden to QSizePolicy
** Added retainSizeWhenHidden to QSizePolicy
** Added resizeContentsPrecision to QHeaderView
** Added resizeContentsPrecision to QHeaderView
* &quot;Qt Print Support&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtprintsupport-index.html
* "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.
** 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.
* &quot;Qt QML&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtqml-index.html
* "Qt QML":http://doc-snapshot.qt.io/qt5-stable/qtqml-index.html
** New property on Qt.application: state.
** New property on Qt.application: state.
** Can now define QML singletons with QML Files
** Can now define QML singletons with QML Files
Line 48: Line 52:
** qml binary runtime provides a supported method for launching QML-only applications
** qml binary runtime provides a supported method for launching QML-only applications
** New V4 JS engine
** New V4 JS engine
* &quot;Qt Quick&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtquick-index.html
* "Qt Quick":http://doc-snapshot.qt.io/qt5-stable/qtquick-index.html
** New Scenegraph Renderer, for improved performance
** New Scenegraph Renderer, for improved performance
** Texture atlas support in SceneGraph
** Texture atlas support in SceneGraph
Line 55: Line 59:
** Support for external Drag and Drop
** Support for external Drag and Drop
** Threaded render loop now uses one non-sharing OpenGL per window.
** Threaded render loop now uses one non-sharing OpenGL per window.
* &quot;Qt Quick Controls&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtquickcontrols-index.html
* "Qt Quick Controls":http://doc-snapshot.qt.io/qt5-stable/qtquickcontrols-index.html
** Added support for editable combo box
** Added support for editable combo box
** Added support for multi selection in TableView
** Added support for multi selection in TableView
Line 62: Line 66:
** Added BusyIndicator type
** Added BusyIndicator type
** Simplified deployment  
** Simplified deployment  
* &quot;Qt Quick Dialogs&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtquickdialogs-index.html
* "Qt Quick Dialogs":http://doc-snapshot.qt.io/qt5-stable/qtquickdialogs-index.html
** New FontDialog
** New FontDialog
* &quot;Qt Quick Layouts&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtquicklayouts-index.html
* "Qt Quick Layouts":http://doc-snapshot.qt.io/qt5-stable/qtquicklayouts-index.html
** Added baseline support to layout
** Added baseline support to layout
* &quot;Qt Network&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtnetwork-index.html
* "Qt Network":http://doc-snapshot.qt.io/qt5-stable/qtnetwork-index.html
** QNetworkAccessManager: add public methods to pre-TCP/pre-SSL-connect
** QNetworkAccessManager: add public methods to pre-TCP/pre-SSL-connect
** QSslConfiguration: add API to persist and resume SSL sessions
** QSslConfiguration: add API to persist and resume SSL sessions
** SSL code: allow for debugging SSL traffic with Wireshark / tcpdump
** SSL code: allow for debugging SSL traffic with Wireshark / tcpdump
** QNetworkConfiguration: add public member bearerTypeFamily()
** QNetworkConfiguration: add public member bearerTypeFamily()
* &quot;moc&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/moc.html
* "moc":http://doc-snapshot.qt.io/qt5-stable/moc.html
** added -M argument to add plugin metadata from the command line
** added -M argument to add plugin metadata from the command line
* &quot;Accessibility&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/accessible.html
* "Accessibility":http://doc-snapshot.qt.io/qt5-stable/accessible.html
** Enabled accessibility on Mac
** Enabled accessibility on Mac
** Made the APIs public so that it is possible to implement accessibility for custom widgets
** Made the APIs public so that it is possible to implement accessibility for custom widgets
Line 90: Line 94:
== New Modules ==
== New Modules ==


* &quot;Qt Bluetooth&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtbluetooth-index.html
* "Qt Bluetooth":http://doc-snapshot.qt.io/qt5-stable/qtbluetooth-index.html
** Supported platforms: Linux/Bluez 4.x, BlackBerry
** Supported platforms: Linux/Bluez 4.x, BlackBerry
* &quot;Qt NFC&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtnfc-index.html
* "Qt NFC":http://doc-snapshot.qt.io/qt5-stable/qtnfc-index.html
** Supported platforms: BlackBerry
** Supported platforms: BlackBerry
* &quot;Qt Positioning&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtpositioning-index.html
* "Qt Positioning":http://doc-snapshot.qt.io/qt5-stable/qtpositioning-index.html
** Supported platforms: All platform/NMEA, Linux/GeoClue
** Supported platforms: All platform/NMEA, Linux/GeoClue
* &quot;Qt Windows Extras&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtwinextras-index.html
* "Qt Windows Extras":http://doc-snapshot.qt.io/qt5-stable/qtwinextras-index.html
* &quot;Qt Mac Extras&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtmacextras-index.html
* "Qt Mac Extras":http://doc-snapshot.qt.io/qt5-stable/qtmacextras-index.html
* &quot;Qt Android Extras&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/qtandroidextras-index.html
* "Qt Android Extras":http://doc-snapshot.qt.io/qt5-stable/qtandroidextras-index.html


== Support for New Platforms ==
== Support for New Platforms ==


* &quot;Android&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/android-support.html
* "Android":http://doc-snapshot.qt.io/qt5-stable/android-support.html
** Full support for camera and recording
** Full support for camera and recording
** Low-latency audio (QAudioInput, QAudioOutput, QSoundEffect)
** Low-latency audio (QAudioInput, QAudioOutput, QSoundEffect)
Line 108: Line 112:
** JNI convenience API
** JNI convenience API
** OpenSSL support
** OpenSSL support
* &quot;iOS&amp;quot;:http://doc-snapshot.qt.io/qt5-stable/ios-support.html
* "iOS":http://doc-snapshot.qt.io/qt5-stable/ios-support.html
** Media player support
** Media player support
** Basic camera support (only viewfinder and image capture)
** Basic camera support (only viewfinder and image capture)

Revision as of 13:30, 25 February 2015

[toc align_right="yes"]

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":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

Support for New Platforms

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