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-Porting Applications from PySide2 to PySide6
-============================================
-
-Module Availability
--------------------
-
-Qt for Python 6.0.0 initially ships with the essential
-`Modules <https://doc.qt.io/qt-6/qtmodules.html>`_ and some
-add-ons (Qt 3D, Qt Concurrent, Qt Help, Qt OpenGL, Qt Print Support
-Qt Quick Widgets, Qt SQL, Qt SVG, Qt UI Tools and Qt XML).
-
-More modules will follow in subsequent releases as they
-are added to Qt.
-
-For Qt for Python 6.1, Active Qt, Qt Charts, Qt Data Visualization,
-Qt StateMachine and Qt SCXML are planned.
-
-Module-Level Changes
---------------------
-
-* *Qt Quick Controls 1* have been removed.
-* ``QStateMachine`` and related classes have been extracted to a new
- *QtStateMachine* module.
-* ``QXmlReader`` and related classes (*SAX API*) have been removed.
-* The content of the *QtOpenGL* module has been replaced. The class
- ``QGLWidget`` and related classes (``QGLContext``, ``QGLFunctions``,
- ``QGLShaderProgram``) have been removed. Parts of the *Open GL*
- functionality from *QtGui* have been extracted into this module, for example
- ``QOpenGLBuffer`` and ``QOpenGLShaderProgram``.
- There is a new module *QtOpenGLWidgets* which contains the class
- ``QOpenGLWidget``, a replacement for ``QGLWidget``.
-
-As *Open GL* is phasing out,
-`QRhi <https://doc.qt.io/qt-6/topics-graphics.html>`_ should be considered
-for graphics applications.
-
-Imports
--------
-
-The first thing to do when porting applications is to replace the
-import statements:
-
-.. code-block:: python
-
- from PySide2.QtWidgets import QApplication...
- from PySide2 import QtCore
-
-needs to be changed to:
-
-.. code-block:: python
-
- from PySide6.QtWidgets import QApplication...
- from PySide6 import QtCore
-
-
-Some classes are in a different module now, for example
-``QAction`` and ``QShortcut`` have been moved from ``QtWidgets`` to ``QtGui``.
-
-For *Qt Charts* and *Qt Data Visualization*, the additional namespaces have been
-removed. It is now possible to use:
-
-.. code-block:: python
-
- from PySide6.QtCharts import QChartView
-
-directly.
-
-
-Class/Function Deprecations
----------------------------
-
-Then, the code base needs to be checked for usage of deprecated API and adapted
-accordingly. For example:
-
- * The High DPI scaling attributes ``Qt.AA_EnableHighDpiScaling``,
- ``Qt.AA_DisableHighDpiScaling`` and ``Qt.AA_UseHighDpiPixmaps`` are
- deprecated. High DPI is by default enabled in Qt 6 and cannot be turned off.
- * ``QDesktopWidget`` has been removed. ``QScreen`` should be used instead,
- which can be retrieved using ``QWidget.screen()``,
- ``QGuiApplication.primaryScreen()`` or ``QGuiApplication.screens()``.
- * ``QFontMetrics.width()`` has been renamed to ``horizontalAdvance()``.
- * ``QMouseEvent.pos()`` and ``QMouseEvent.globalPos()`` returning a ``QPoint``
- as well as ``QMouseEvent.x()`` and ``QMouseEvent.y()`` returning ``int``
- are now deprecated. ``QMouseEvent.position()`` and
- ``QMouseEvent.globalPosition()`` returning a ``QPointF`` should be used
- instead.
- * ``Qt.MidButton`` has been renamed to ``Qt.MiddleButton``.
- * ``QOpenGLVersionFunctionsFactory.get()`` instead of
- ``QOpenGLContext.versionFunctions()`` should be used to obtain
- *Open GL* functions.
- * ``QRegExp`` has been replaced by ``QRegularExpression``.
- * ``QWidget.mapToGlobal()`` and ``QWidget.mapFromGlobal()`` now also accept
- and return ``QPointF``.
- * Functions named ``exec_`` (classes ``QCoreApplication``, ``QDialog``,
- ``QEventLoop``) have been renamed to ``exec`` which became possible
- in Python 3.
-
-More information can be found in the
-`Porting to Qt 6 <https://doc.qt.io/qt-6/portingguide.html>`_ Guide
-and the `Qt 6.0 Documentation <https://doc.qt.io/qt-6/index.html>`_ .