Version 54 of Changes in Tcl/Tk 8.6

Updated 2011-08-08 17:06:44 by dgp

Based on Tcl/Tk 8.6b2

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Tcl Changes

Changes to Tcl Commands

New Commands

• coroutine [L1 ]
• oo::class [L2 ]
• oo::copy
• oo::define
• oo::objdefine
• oo::object
• tailcall [L3 ]
• tcl::prefix [L4 ]
• throw
• try [L5 ]
• yield [L6 ]
• zlib [L7 ]

New Subcommands

• binary decode [L8 ]
• binary encode
• chan pipe [L9 ]
• chan pop [L10 ]
• chan push
• file tempfile [L11 ]
• info coroutine [L12 ]
• info object [L13 ]
• info class [L14 ][L15 ]
• info errorstack [L16 ]
• interp cancel [L17 ]

Expanded Syntax / New Options

• close chan read|write [L18 ]
• dict filter dict type pattern ... [L19 ]
• file delete (zero pathnames) [L20 ]
• file mkdir (zero pathnames) [L21 ]
• format %b [L22 ]
• glob (zero patterns) [L23 ]
• global (zero variable names) [L24 ]
• lassign (zero variable names) [L25 ]
• linsert (zero elements) [L26 ]
• lrepeat (zero elements; zero repetitions) [L27 ]
• lsearch -bisect [L28 ]
• lsort -stride [L29 ]
• namespace ensemble create -parameters [L30 ] ? see ensemble with parameters.
• namespace upvar (zero variable names) [L31 ]
• return -errorstack [L32 ]
• scan string %b [L33 ]
• tcl::tm::path add (zero pathnames) [L34 ]
• tcl::tm::path list [L35 ]
• tcl::tm::path remove (zero pathnames) [L36 ]
• variable (zero variable names) [L37 ]

New unsupported commands

• tcl::unsupported::representation
• tcl::unsupported::yieldTo

Changes to Tcl variables

New global variables

• tcl_platform(pathSeparator) [L38 ]

Changed Tcl behavior

• The following commands are script-modifiable ensembles: binary
• lset can now set the element at index end+1, growing the list. [L39 ]
• string trim* now uses a different set of whitespace characters as a default.
• encoding system during startup is now iso8859-1, not identity.
• socket support for IPv6 addresses [L40 ]
• exit no longer performs full finalization.

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Tk Changes

Changes to Tk Commands

New Commands

• ttk::spinbox
• ttk_vsapi

New Subcommands

• canvas moveto [L41 ]
• canvas imove [L42 ]
• canvas rchars
• tk busy [L43 ]
• tk fontchooser [L44 ]

Expanded Syntax / New Options

• canvas create text ... -angle degrees [L45 ]
• text configure -insertunfocussed none|hollow|solid [L46 ]
• image create photo -format png [L47 ]
• treeview tag names|add|remove
• photo data -format GIF

Changed Tk behavior

• GIF photo images written with LZW compression.
• event generate can now generate <Focus*> events.
• Tk for OS X/Aqua now built on Cocoa libraries.
• image write -file uses file name extension as format hint.
• Revised <MouseWheel> event handlers. [L48 ].

New Events

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Changes to Bundled Packages

New packages

• tdbc 1.0b17
• itcl 4.0b7 (itcl-ng) [L49 ]
• Thread 2.6.7

Updated packages

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Changes to consider when moving to Tcl 8.6

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