diff options
Diffstat (limited to 'library/safetk.tcl')
-rw-r--r-- | library/safetk.tcl | 82 |
1 files changed, 41 insertions, 41 deletions
diff --git a/library/safetk.tcl b/library/safetk.tcl index 9f8e25d..0eb1220 100644 --- a/library/safetk.tcl +++ b/library/safetk.tcl @@ -2,7 +2,7 @@ # # Support procs to use Tk in safe interpreters. # -# Copyright (c) 1997 Sun Microsystems, Inc. +# Copyright © 1997 Sun Microsystems, Inc. # # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. @@ -14,9 +14,9 @@ # Note: It is now ok to let untrusted code being executed # between the creation of the interp and the actual loading # of Tk in that interp because the C side Tk_Init will -# now look up the master interp and ask its safe::TkInit +# now look up the parent interp and ask its safe::TkInit # for the actual parameters to use for it's initialization (if allowed), -# not relying on the slave state. +# not relying on the child state. # # We use opt (optional arguments parsing) @@ -29,31 +29,31 @@ namespace eval ::safe { } # -# tkInterpInit : prepare the slave interpreter for tk loading +# tkInterpInit : prepare the child interpreter for tk loading # most of the real job is done by loadTk -# returns the slave name (tkInterpInit does) +# returns the child name (tkInterpInit does) # -proc ::safe::tkInterpInit {slave argv} { +proc ::safe::tkInterpInit {child argv} { global env tk_library # We have to make sure that the tk_library variable is normalized. set tk_library [file normalize $tk_library] # Clear Tk's access for that interp (path). - allowTk $slave $argv + allowTk $child $argv # Ensure tk_library and subdirs (eg, ttk) are on the access path - ::interp eval $slave [list set tk_library [::safe::interpAddToAccessPath $slave $tk_library]] + ::interp eval $child [list set tk_library [::safe::interpAddToAccessPath $child $tk_library]] foreach subdir [::safe::AddSubDirs [list $tk_library]] { - ::safe::interpAddToAccessPath $slave $subdir + ::safe::interpAddToAccessPath $child $subdir } - return $slave + return $child } # tkInterpLoadTk: # Do additional configuration as needed (calling tkInterpInit) -# and actually load Tk into the slave. +# and actually load Tk into the child. # # Either contained in the specified windowId (-use) or # creating a decorated toplevel for it. @@ -62,37 +62,37 @@ proc ::safe::tkInterpInit {slave argv} { proc ::safe::loadTk {} {} ::tcl::OptProc ::safe::loadTk { - {slave -interp "name of the slave interpreter"} + {child -interp "name of the child interpreter"} {-use -windowId {} "window Id to use (new toplevel otherwise)"} {-display -displayName {} "display name to use (current one otherwise)"} } { set displayGiven [::tcl::OptProcArgGiven "-display"] if {!$displayGiven} { # Try to get the current display from "." - # (which might not exist if the master is tk-less) + # (which might not exist if the parent is tk-less) if {[catch {set display [winfo screen .]}]} { if {[info exists ::env(DISPLAY)]} { set display $::env(DISPLAY) } else { - Log $slave "no winfo screen . nor env(DISPLAY)" WARNING + Log $child "no winfo screen . nor env(DISPLAY)" WARNING set display ":0.0" } } } # Get state for access to the cleanupHook. - namespace upvar ::safe S$slave state + namespace upvar ::safe S$child state if {![::tcl::OptProcArgGiven "-use"]} { # create a decorated toplevel - lassign [tkTopLevel $slave $display] w use + lassign [tkTopLevel $child $display] w use - # set our delete hook (slave arg is added by interpDelete) - # to clean up both window related code and tkInit(slave) + # set our delete hook (child arg is added by interpDelete) + # to clean up both window related code and tkInit(child) set state(cleanupHook) [list tkDelete {} $w] } else { - # set our delete hook (slave arg is added by interpDelete) - # to clean up tkInit(slave) + # set our delete hook (child arg is added by interpDelete) + # to clean up tkInit(child) set state(cleanupHook) [list disallowTk] # Let's be nice and also accept tk window names instead of ids @@ -122,12 +122,12 @@ proc ::safe::loadTk {} {} } } - # Prepares the slave for tk with those parameters - tkInterpInit $slave [list "-use" $use "-display" $display] + # Prepares the child for tk with those parameters + tkInterpInit $child [list "-use" $use "-display" $display] - load {} Tk $slave + load {} Tk $child - return $slave + return $child } proc ::safe::TkInit {interpPath} { @@ -149,7 +149,7 @@ proc ::safe::TkInit {interpPath} { # safe::TkInit. # # Arguments: -# interpPath slave interpreter handle +# interpPath child interpreter handle # argv arguments passed to safe::TkInterpInit # # Results: @@ -168,7 +168,7 @@ proc ::safe::allowTk {interpPath argv} { # in safe::TkInit. # # Arguments: -# interpPath slave interpreter handle +# interpPath child interpreter handle # # Results: # none. @@ -188,43 +188,43 @@ proc ::safe::disallowTk {interpPath} { # Clean up the window associated with the interp being deleted. # # Arguments: -# interpPath slave interpreter handle +# interpPath child interpreter handle # # Results: # none. -proc ::safe::tkDelete {W window slave} { +proc ::safe::tkDelete {W window child} { # we are going to be called for each widget... skip untill it's # top level - Log $slave "Called tkDelete $W $window" NOTICE - if {[::interp exists $slave]} { - if {[catch {::safe::interpDelete $slave} msg]} { - Log $slave "Deletion error : $msg" + Log $child "Called tkDelete $W $window" NOTICE + if {[::interp exists $child]} { + if {[catch {::safe::interpDelete $child} msg]} { + Log $child "Deletion error : $msg" } } if {[winfo exists $window]} { - Log $slave "Destroy toplevel $window" NOTICE + Log $child "Destroy toplevel $window" NOTICE destroy $window } - # clean up tkInit(slave) - disallowTk $slave + # clean up tkInit(child) + disallowTk $child return } -proc ::safe::tkTopLevel {slave display} { +proc ::safe::tkTopLevel {child display} { variable tkSafeId incr tkSafeId set w ".safe$tkSafeId" if {[catch {toplevel $w -screen $display -class SafeTk} msg]} { return -code error -errorcode {TK TOPLEVEL SAFE} \ - "Unable to create toplevel for safe slave \"$slave\" ($msg)" + "Unable to create toplevel for \"$child\" ($msg)" } - Log $slave "New toplevel $w" NOTICE + Log $child "New toplevel $w" NOTICE - set msg "Untrusted Tcl applet ($slave)" + set msg "Untrusted Tcl applet ($child)" wm title $w $msg # Control frame (we must create a style for it) @@ -236,7 +236,7 @@ proc ::safe::tkTopLevel {slave display} { # We will destroy the interp when the window is destroyed bindtags $wc [concat Safe$wc [bindtags $wc]] - bind Safe$wc <Destroy> [list ::safe::tkDelete %W $w $slave] + bind Safe$wc <Destroy> [list ::safe::tkDelete %W $w $child] ttk::label $wc.l -text $msg -anchor w @@ -247,7 +247,7 @@ proc ::safe::tkTopLevel {slave display} { # but still have the default background instead of red one from the parent ttk::frame $wc.fb -borderwidth 0 ttk::button $wc.fb.b -text "Delete" \ - -command [list ::safe::tkDelete $w $w $slave] + -command [list ::safe::tkDelete $w $w $child] pack $wc.fb.b -side right -fill both pack $wc.fb -side right -fill both -expand 1 pack $wc.l -side left -fill both -expand 1 -ipady 2 |