You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
138 lines
4.3 KiB
138 lines
4.3 KiB
# unicodeout.tcl --
|
|
#
|
|
# This demonstration script shows how you can produce output (in label
|
|
# widgets) using many different alphabets.
|
|
|
|
if {![info exists widgetDemo]} {
|
|
error "This script should be run from the \"widget\" demo."
|
|
}
|
|
|
|
package require Tk
|
|
|
|
set w .unicodeout
|
|
catch {destroy $w}
|
|
toplevel $w
|
|
wm title $w "Unicode Label Demonstration"
|
|
wm iconname $w "unicodeout"
|
|
positionWindow $w
|
|
|
|
label $w.msg -font $font -wraplength 4i -anchor w -justify left \
|
|
-text "This is a sample of Tk's support for languages that use\
|
|
non-Western character sets. However, what you will actually see\
|
|
below depends largely on what character sets you have installed,\
|
|
and what you see for characters that are not present varies greatly\
|
|
between platforms as well. The strings are written in Tcl using\
|
|
UNICODE characters using the \\uXXXX escape so as to do so in a\
|
|
portable fashion."
|
|
pack $w.msg -side top
|
|
|
|
## See Code / Dismiss buttons
|
|
set btns [addSeeDismiss $w.buttons $w]
|
|
pack $btns -side bottom -fill x
|
|
|
|
## The frame that will contain the sample texts.
|
|
pack [frame $w.f] -side bottom -expand 1 -fill both -padx 2m -pady 1m
|
|
grid columnconfigure $w.f 1 -weight 1
|
|
set i 0
|
|
proc addSample {w language args} {
|
|
global font i
|
|
set sample [join $args ""]
|
|
set j [incr i]
|
|
label $w.f.l$j -font $font -text "${language}:" -anchor nw -pady 0
|
|
label $w.f.s$j -font $font -text $sample -anchor nw -width 30 -pady 0
|
|
grid $w.f.l$j $w.f.s$j -sticky ew -pady 0
|
|
grid configure $w.f.l$j -padx 1m
|
|
}
|
|
|
|
## A helper procedure that determines what form to use to express languages
|
|
## that have complex rendering rules...
|
|
proc usePresentationFormsFor {language} {
|
|
switch [tk windowingsystem] {
|
|
aqua {
|
|
# OSX wants natural character order; the renderer knows how to
|
|
# compose things for display for all languages.
|
|
return false
|
|
}
|
|
x11 {
|
|
# The X11 font renderers that Tk supports all know nothing about
|
|
# composing characters, so we need to use presentation forms.
|
|
return true
|
|
}
|
|
win32 {
|
|
# On Windows, we need to determine whether the font system will
|
|
# render right-to-left text. This varies by language!
|
|
try {
|
|
package require registry
|
|
set rkey [join {
|
|
HKEY_LOCAL_MACHINE
|
|
SOFTWARE
|
|
Microsoft
|
|
{Windows NT}
|
|
CurrentVersion
|
|
LanguagePack
|
|
} \\]
|
|
return [expr {
|
|
[string toupper $language] ni [registry values $rkey]
|
|
}]
|
|
} trap error {} {
|
|
# Cannot work it out, so use presentation forms.
|
|
return true
|
|
}
|
|
}
|
|
default {
|
|
# Default to using presentation forms.
|
|
return true
|
|
}
|
|
}
|
|
}
|
|
|
|
## Processing when some characters are not currently cached by the display
|
|
## engine might take a while, so make sure we're displaying something in the
|
|
## meantime...
|
|
pack [label $w.wait -text "Please wait while loading fonts..." \
|
|
-font {Helvetica 12 italic}]
|
|
set oldCursor [$w cget -cursor]
|
|
$w conf -cursor watch
|
|
update
|
|
|
|
## Add the samples...
|
|
if {[usePresentationFormsFor Arabic]} {
|
|
# Using presentation forms (pre-layouted)
|
|
addSample $w Arabic \
|
|
"\uFE94\uFEF4\uFE91\uFEAE\uFECC\uFEDF\uFE8D " \
|
|
"\uFE94\uFEE4\uFEE0\uFEDC\uFEDF\uFE8D"
|
|
} else {
|
|
# Using standard text characters
|
|
addSample $w Arabic \
|
|
"\u0627\u0644\u0643\u0644\u0645\u0629 " \
|
|
"\u0627\u0644\u0639\u0631\u0628\u064A\u0629"
|
|
}
|
|
addSample $w "Trad. Chinese" "\u4E2D\u570B\u7684\u6F22\u5B57"
|
|
addSample $w "Simpl. Chinese" "\u6C49\u8BED"
|
|
addSample $w French "Langue fran\u00E7aise"
|
|
addSample $w Greek \
|
|
"\u0395\u03BB\u03BB\u03B7\u03BD\u03B9\u03BA\u03AE " \
|
|
"\u03B3\u03BB\u03CE\u03C3\u03C3\u03B1"
|
|
if {[usePresentationFormsFor Hebrew]} {
|
|
# Visual order (pre-layouted)
|
|
addSample $w Hebrew \
|
|
"\u05EA\u05D9\u05E8\u05D1\u05E2 \u05D1\u05EA\u05DB"
|
|
} else {
|
|
# Standard logical order
|
|
addSample $w Hebrew \
|
|
"\u05DB\u05EA\u05D1 \u05E2\u05D1\u05E8\u05D9\u05EA"
|
|
}
|
|
addSample $w Hindi \
|
|
"\u0939\u093f\u0928\u094d\u0926\u0940 \u092d\u093e\u0937\u093e"
|
|
addSample $w Icelandic "\u00CDslenska"
|
|
addSample $w Japanese \
|
|
"\u65E5\u672C\u8A9E\u306E\u3072\u3089\u304C\u306A, " \
|
|
"\u6F22\u5B57\u3068\u30AB\u30BF\u30AB\u30CA"
|
|
addSample $w Korean "\uB300\uD55C\uBBFC\uAD6D\uC758 \uD55C\uAE00"
|
|
addSample $w Russian \
|
|
"\u0420\u0443\u0441\u0441\u043A\u0438\u0439 \u044F\u0437\u044B\u043A"
|
|
|
|
## We're done processing, so change things back to normal running...
|
|
destroy $w.wait
|
|
$w conf -cursor $oldCursor
|