#
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#
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# itcl.tcl
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# itcl.tcl
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# ----------------------------------------------------------------------
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# ----------------------------------------------------------------------
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# Invoked automatically upon startup to customize the interpreter
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# Invoked automatically upon startup to customize the interpreter
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# for [incr Tcl].
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# for [incr Tcl].
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# ----------------------------------------------------------------------
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# ----------------------------------------------------------------------
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# AUTHOR: Michael J. McLennan
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# AUTHOR: Michael J. McLennan
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# Bell Labs Innovations for Lucent Technologies
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# Bell Labs Innovations for Lucent Technologies
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# mmclennan@lucent.com
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# mmclennan@lucent.com
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# http://www.tcltk.com/itcl
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# http://www.tcltk.com/itcl
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#
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#
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# RCS: $Id: itcl.tcl,v 1.1.1.1 2002-01-16 10:24:47 markom Exp $
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# RCS: $Id: itcl.tcl,v 1.1.1.1 2002-01-16 10:24:47 markom Exp $
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# ----------------------------------------------------------------------
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# ----------------------------------------------------------------------
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# Copyright (c) 1993-1998 Lucent Technologies, Inc.
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# Copyright (c) 1993-1998 Lucent Technologies, Inc.
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# ======================================================================
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# ======================================================================
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# See the file "license.terms" for information on usage and
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# See the file "license.terms" for information on usage and
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# redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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# redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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# ----------------------------------------------------------------------
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# ----------------------------------------------------------------------
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# USAGE: local <className> <objName> ?<arg> <arg>...?
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# USAGE: local <className> <objName> ?<arg> <arg>...?
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#
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#
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# Creates a new object called <objName> in class <className>, passing
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# Creates a new object called <objName> in class <className>, passing
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# the remaining <arg>'s to the constructor. Unlike the usual
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# the remaining <arg>'s to the constructor. Unlike the usual
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# [incr Tcl] objects, however, an object created by this procedure
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# [incr Tcl] objects, however, an object created by this procedure
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# will be automatically deleted when the local call frame is destroyed.
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# will be automatically deleted when the local call frame is destroyed.
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# This command is useful for creating objects that should only remain
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# This command is useful for creating objects that should only remain
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# alive until a procedure exits.
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# alive until a procedure exits.
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# ----------------------------------------------------------------------
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# ----------------------------------------------------------------------
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proc ::itcl::local {class name args} {
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proc ::itcl::local {class name args} {
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set ptr [uplevel eval [list $class $name] $args]
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set ptr [uplevel eval [list $class $name] $args]
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uplevel [list set itcl-local-$ptr $ptr]
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uplevel [list set itcl-local-$ptr $ptr]
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set cmd [uplevel namespace which -command $ptr]
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set cmd [uplevel namespace which -command $ptr]
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uplevel [list trace variable itcl-local-$ptr u \
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uplevel [list trace variable itcl-local-$ptr u \
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"itcl::delete object $cmd; list"]
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"itcl::delete object $cmd; list"]
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return $ptr
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return $ptr
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}
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}
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# ----------------------------------------------------------------------
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# ----------------------------------------------------------------------
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# auto_mkindex
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# auto_mkindex
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# ----------------------------------------------------------------------
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# ----------------------------------------------------------------------
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# Define Itcl commands that will be recognized by the auto_mkindex
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# Define Itcl commands that will be recognized by the auto_mkindex
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# parser in Tcl...
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# parser in Tcl...
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#
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#
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#
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#
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# USAGE: itcl::class name body
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# USAGE: itcl::class name body
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# Adds an entry for the given class declaration.
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# Adds an entry for the given class declaration.
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#
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#
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foreach cmd {itcl::class itcl_class} {
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foreach cmd {itcl::class itcl_class} {
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auto_mkindex_parser::command $cmd {name body} {
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auto_mkindex_parser::command $cmd {name body} {
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variable index
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variable index
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variable scriptFile
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variable scriptFile
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append index "set [list auto_index([fullname $name])]"
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append index "set [list auto_index([fullname $name])]"
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append index " \[list source \[file join \$dir [list $scriptFile]\]\]\n"
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append index " \[list source \[file join \$dir [list $scriptFile]\]\]\n"
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variable parser
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variable parser
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variable contextStack
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variable contextStack
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set contextStack [linsert $contextStack 0 $name]
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set contextStack [linsert $contextStack 0 $name]
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$parser eval $body
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$parser eval $body
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set contextStack [lrange $contextStack 1 end]
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set contextStack [lrange $contextStack 1 end]
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}
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}
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}
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}
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#
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#
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# USAGE: itcl::body name arglist body
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# USAGE: itcl::body name arglist body
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# Adds an entry for the given method/proc body.
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# Adds an entry for the given method/proc body.
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#
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#
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auto_mkindex_parser::command itcl::body {name arglist body} {
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auto_mkindex_parser::command itcl::body {name arglist body} {
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variable index
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variable index
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variable scriptFile
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variable scriptFile
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append index "set [list auto_index([fullname $name])]"
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append index "set [list auto_index([fullname $name])]"
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append index " \[list source \[file join \$dir [list $scriptFile]\]\]\n"
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append index " \[list source \[file join \$dir [list $scriptFile]\]\]\n"
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}
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}
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#
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#
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# USAGE: itcl::configbody name arglist body
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# USAGE: itcl::configbody name arglist body
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# Adds an entry for the given method/proc body.
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# Adds an entry for the given method/proc body.
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#
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#
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auto_mkindex_parser::command itcl::configbody {name body} {
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auto_mkindex_parser::command itcl::configbody {name body} {
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variable index
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variable index
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variable scriptFile
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variable scriptFile
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append index "set [list auto_index([fullname $name])]"
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append index "set [list auto_index([fullname $name])]"
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append index " \[list source \[file join \$dir [list $scriptFile]\]\]\n"
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append index " \[list source \[file join \$dir [list $scriptFile]\]\]\n"
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}
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}
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#
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#
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# USAGE: ensemble name ?body?
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# USAGE: ensemble name ?body?
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# Adds an entry to the auto index list for the given ensemble name.
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# Adds an entry to the auto index list for the given ensemble name.
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#
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#
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auto_mkindex_parser::command itcl::ensemble {name {body ""}} {
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auto_mkindex_parser::command itcl::ensemble {name {body ""}} {
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variable index
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variable index
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variable scriptFile
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variable scriptFile
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append index "set [list auto_index([fullname $name])]"
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append index "set [list auto_index([fullname $name])]"
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append index " \[list source \[file join \$dir [list $scriptFile]\]\]\n"
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append index " \[list source \[file join \$dir [list $scriptFile]\]\]\n"
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}
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}
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#
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#
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# USAGE: public arg ?arg arg...?
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# USAGE: public arg ?arg arg...?
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# protected arg ?arg arg...?
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# protected arg ?arg arg...?
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# private arg ?arg arg...?
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# private arg ?arg arg...?
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#
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#
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# Evaluates the arguments as commands, so we can recognize proc
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# Evaluates the arguments as commands, so we can recognize proc
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# declarations within classes.
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# declarations within classes.
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#
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#
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foreach cmd {public protected private} {
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foreach cmd {public protected private} {
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auto_mkindex_parser::command $cmd {args} {
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auto_mkindex_parser::command $cmd {args} {
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variable parser
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variable parser
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$parser eval $args
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$parser eval $args
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}
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}
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}
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}
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# CYGNUS LOCAL
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# CYGNUS LOCAL
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# This version of auto_import does not work, because it relies
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# This version of auto_import does not work, because it relies
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# WHOLLY on the tclIndex files, but the tclIndex files have no
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# WHOLLY on the tclIndex files, but the tclIndex files have no
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# notion of what the export list for a namespace is. So at the
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# notion of what the export list for a namespace is. So at the
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# time you do "namespace import" the export list is empty, and
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# time you do "namespace import" the export list is empty, and
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# so nothing is imported.
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# so nothing is imported.
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# Until that is fixed, it is best just to go back to the original
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# Until that is fixed, it is best just to go back to the original
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# Tcl version of auto_import...
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# Tcl version of auto_import...
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# ----------------------------------------------------------------------
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# ----------------------------------------------------------------------
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# auto_import
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# auto_import
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# ----------------------------------------------------------------------
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# ----------------------------------------------------------------------
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# This procedure overrides the usual "auto_import" function in the
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# This procedure overrides the usual "auto_import" function in the
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# Tcl library. It is invoked during "namespace import" to make see
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# Tcl library. It is invoked during "namespace import" to make see
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# if the imported commands reside in an autoloaded library. If so,
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# if the imported commands reside in an autoloaded library. If so,
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# stubs are created to represent the commands. Executing a stub
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# stubs are created to represent the commands. Executing a stub
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# later on causes the real implementation to be autoloaded.
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# later on causes the real implementation to be autoloaded.
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#
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#
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# Arguments -
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# Arguments -
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# pattern The pattern of commands being imported (like "foo::*")
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# pattern The pattern of commands being imported (like "foo::*")
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# a canonical namespace as returned by [namespace current]
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# a canonical namespace as returned by [namespace current]
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#proc auto_import {pattern} {
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#proc auto_import {pattern} {
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# global auto_index
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# global auto_index
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# set ns [uplevel namespace current]
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# set ns [uplevel namespace current]
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# set patternList [auto_qualify $pattern $ns]
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# set patternList [auto_qualify $pattern $ns]
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# auto_load_index
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# auto_load_index
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# foreach pattern $patternList {
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# foreach pattern $patternList {
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# foreach name [array names auto_index $pattern] {
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# foreach name [array names auto_index $pattern] {
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# if {"" == [info commands $name]} {
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# if {"" == [info commands $name]} {
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# ::itcl::import::stub create $name
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# ::itcl::import::stub create $name
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# }
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# }
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# }
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# }
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# }
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# }
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# }
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# }
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