| 1 | Qt 4.6.1 is a bug-fix release. It maintains both forward and backward
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| 2 | compatibility (source and binary) with Qt 4.6.0. For more details,
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| 3 | refer to the online documentation included in this distribution. The
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| 4 | documentation is also available online:
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| 5 |
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| 6 | http://qt.nokia.com/doc/4.6
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| 7 |
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| 8 | The Qt version 4.6 series is binary compatible with the 4.5.x series.
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| 9 | Applications compiled for 4.5 will continue to run with 4.6.
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| 10 |
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| 11 | Some of the changes listed in this file include issue tracking numbers
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| 12 | corresponding to tasks in the Qt Bug Tracker, the (now obsolete) Task
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| 13 | Tracker, or the Merge Request queue of the public source repository.
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| 14 |
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| 15 | Qt Bug Tracker: http://bugreports.qt.nokia.com
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| 16 | Task Tracker: http://qt.nokia.com/developer/task-tracker
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| 17 | Merge Request: http://qt.gitorious.org
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| 18 |
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| 19 | ****************************************************************************
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| 20 | * General *
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| 21 | ****************************************************************************
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| 22 |
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| 23 | Optimizations
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| 24 | -------------
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| 25 |
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| 26 | - Optimized empty QUrl creation
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| 27 | * [QTBUG-4030] Empty QUrls no longer allocate memory now
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| 28 |
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| 29 | * See list of Important Behavior Changes below
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| 30 |
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| 31 |
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| 32 | ****************************************************************************
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| 33 | * Library *
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| 34 | ****************************************************************************
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| 35 |
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| 36 | QtCore
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| 37 | ------
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| 38 |
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| 39 | - QFile
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| 40 | * Improve performance of getting the canonical filename on Linux
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| 41 | and Symbian by using realpath() system call.
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| 42 | * Avoid stat() when opening a file.
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| 43 |
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| 44 | - QLibrary and QPluginLoader
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| 45 | * Do not look at the Qt patch-level version embedded in plugins'
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| 46 | buildkeys when trying to determine if the plugin is compatible
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| 47 |
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| 48 | - QProcessEnvironment
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| 49 | * [QTBUG-6701] Ensure we don't crash in operator==
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| 50 |
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| 51 | - QTextEncoder
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| 52 | * [merge request 399] QTextEncoder::fromUnicode as QT3 support
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| 53 | member
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| 54 |
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| 55 | - QXmlStreamreader
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| 56 | * [merge request 1926] Fix parsing of DTDs that contain empty markup
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| 57 | declarations.
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| 58 |
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| 59 | QtGui
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| 60 | -----
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| 61 |
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| 62 | - QApplication
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| 63 | * [QTBUG-6654] Fix crashes when deleting QWidgets in touch event
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| 64 | handlers.
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| 65 | - QGraphicsEffect
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| 66 | * [QTBUG-5918] Fixed redraw bugs when using graphics effects on
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