2017-12-27

Tcl/Tk 8.6.8 RELEASED

Tcl/Tk 8.6.8 RELEASED

Summary of Changes since Tcl/Tk 8.6.7:
--------------------------------------

This is a patch release, so it primarily includes bug fixes and corrections to erratic behavior. Highlighted changes are noted below. The changes file at the root of the source tree contains a more complete list. The Timelines of all changes are online.

http://core.tcl.tk/tcl/
http://core.tcl.tk/tk/

* [TIP 477] nmake build system reform
* Support for backrefs in [array names -regexp]
* [info * methods] includes mixins
* [package prefer stable] failing case
* More robust [load] for ReactOS
* Fix crashes or hangs in...
- traced namespace teardown
- method cloning, oo-15.15
- hash table overflow 32 bits
- ensemble configure -map $x -subcommands $x
- memory exhaustion, imgPhoto-18.*
- photo image copy to self
- [scale] set with a bignum value

* Fix memory leaks in...
- [text] B-tree operations
- photo image operations
- Tk platform code for macOS 10.13

* Canvas closed polylines fully honor -joinstyle
* Fix coords rounding when drawing canvas items
* Linux fontchooser sync with available fonts
* Canvas rotated text overlap detection
* Display of Long non-wrapped lines in text
* Drop support for macOS 10.5
* Tk improvements on macOS...
- Implement [wm_iconphoto]
- colorspace improvement
- scrolling issues
- clipping regions in scrolling and drawing
- redraw artifacts
- responsive menu bar for command line apps
- support png from mac screenshots
- file selector "all types" setting
- fixes for [raise]
- support of menu -postcommand
- enable custom icon display
- fix bind failures
- make [tk busy -cursor] a silent no-op
- [wm withdraw] on Window and Dock menus

* Updated bundled packages
- Itcl 4.1.1 (incompatible with Itk 4.0, get Itk 4.1)
- sqlite3 3.21.0
- Thread 2.8.2
- tdbc* 1.0.6
- http 2.8.12


以上就是這次版本 8.6.8 的更新。

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