1Qt 5.12.3 is a bug-fix release. It maintains both forward and backward 2compatibility (source and binary) with Qt 5.12.0 through 5.12.2. 3 4For more details, refer to the online documentation included in this 5distribution. The documentation is also available online: 6 7https://doc.qt.io/qt-5/index.html 8 9The Qt version 5.12 series is binary compatible with the 5.11.x series. 10Applications compiled for 5.11 will continue to run with 5.12. 11 12Some of the changes listed in this file include issue tracking numbers 13corresponding to tasks in the Qt Bug Tracker: 14 15https://bugreports.qt.io/ 16 17Each of these identifiers can be entered in the bug tracker to obtain more 18information about a particular change. 19 20**************************************************************************** 21* Third-Party Code * 22**************************************************************************** 23 24 - Changed classification of the wintab license from Public Domain to 25 Custom. 26 27**************************************************************************** 28* QtCore * 29**************************************************************************** 30 31 - Event system: 32 * [QTBUG-72438] Fixed a possible race condition on Windows that would 33 cause an interrupted event loop to be stuck until more events were 34 posted. 35 36 - Logging system: 37 * [QTBUG-74359] Fixed the compilation of qCDebug("", ...) when debug 38 output was disabled. 39 40 - QCollator: 41 * [QTBUG-74209] Fixed a bug that caused QCompare to incorrect return a 42 sorting order on Windows if the Win32 API failed. 43 44 - QDateTime / QTimeZone: 45 * [QTBUG-74614] Fixed handling of timezones that contain no DST 46 transitions. 47 48 - QProcess: 49 * [QTBUG-73778] Fixed a crash when calling closeWriteChannel() on Windows. 50 51**************************************************************************** 52* QtSql * 53**************************************************************************** 54 55 - When cross-compiling pg_config, mysql_config are not looked up in PATH 56 anymore. Pass -psql_config path/to/pg_config or -mysql_config 57 path/to/mysql_config to explicitly enable PSQL or MySQL in this setup. 58 59**************************************************************************** 60* Platform Specific Changes * 61**************************************************************************** 62 63 - Android: 64 * Text fields with ImhNoPredictiveText set are no longer working around 65 keyboards that disregard this setting. To enforce the workaround, the 66 environment variable 67 QT_ANDROID_ENABLE_WORKAROUND_TO_DISABLE_PREDICTIVE_TEXT should be set. 68 69 * [QTBUG-74029] Added entries in the AndroidManifest.xml for specific 70 portrait and landscape splash screens. If one is present for the current 71 orientation, it will be preferred over the generic one. 72 73 - Linux: 74 * [QTBUG-74526] Changed the way we use the statx() system call to use a 75 fallback mechanism provided by the GNU C library. This should allow Qt 76 applications that are compiled with glibc >= 2.28 to run even on kernels 77 older than 4.11. 78 79 - Windows: 80 * [QTBUG-74062] Fixed QToolTip pop-ups and QComboBox animation pop-ups 81 being off by a few pixels on Windows 10. 82 83