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|
# frozen_string_literal: false
#
# tk/fontchooser.rb -- "tk fontchooser" support (Tcl/Tk8.6 or later)
#
require 'tk'
require 'tk/font'
module TkFont::Chooser
extend TkCore
end
module Tk
Fontchooser = TkFont::Chooser
end
class << TkFont::Chooser
def method_missing(id, *args)
name = id.id2name
case args.length
when 1
if name[-1] == ?=
configure name[0..-2], args[0]
args[0]
else
configure name, args[0]
self
end
when 0
begin
cget(name)
rescue
super(id, *args)
end
else
super(id, *args)
end
end
def __configinfo_value(key, val)
case key
when 'parent'
window(val)
when 'title'
val
when 'font'
if (lst = tk_split_simplelist(val)).size == 1
lst[0]
else
lst.map{|elem| num_or_str(elem)}
end
when 'command'
tk_tcl2ruby(val)
when 'visible'
bool(val)
else # unknown
val
end
end
private :__configinfo_value
def configinfo(option=nil)
if !option && TkComm::GET_CONFIGINFOwoRES_AS_ARRAY
lst = tk_split_simplelist(tk_call('tk', 'fontchooser', 'configure'))
ret = []
TkComm.slice_ary(lst, 2){|k, v|
k = k[1..-1]
ret << [k, __configinfo_value(k, v)]
}
ret
else
current_configinfo(option)
end
end
def current_configinfo(option=nil)
if option
opt = option.to_s
fail ArgumentError, "Invalid option `#{option.inspect}'" if opt.empty?
__configinfo_value(option.to_s, tk_call('tk','fontchooser',
'configure',"-#{opt}"))
else
lst = tk_split_simplelist(tk_call('tk', 'fontchooser', 'configure'))
ret = {}
TkComm.slice_ary(lst, 2){|k, v|
k = k[1..-1]
ret[k] = __configinfo_value(k, v)
}
ret
end
end
def configure(option, value=None)
if option.kind_of? Hash
tk_call('tk', 'fontchooser', 'configure',
*hash_kv(_symbolkey2str(option)))
else
opt = option.to_s
fail ArgumentError, "Invalid option `#{option.inspect}'" if opt.empty?
tk_call('tk', 'fontchooser', 'configure', "-#{opt}", value)
end
self
end
def configure_cmd(slot, value)
configure(slot, install_cmd(value))
end
def command(cmd=nil, &b)
if cmd
configure_cmd('command', cmd)
elsif b
configure_cmd('command', Proc.new(&b))
else
cget('command')
end
end
def cget(slot)
configinfo slot
end
def [](slot)
cget slot
end
def []=(slot, val)
configure slot, val
val
end
def show
tk_call('tk', 'fontchooser', 'show')
self
end
def hide
tk_call('tk', 'fontchooser', 'hide')
self
end
def toggle
cget(:visible) ? hide: show
self
end
def set_for(target, title="Font")
if target.kind_of? TkFont
configs = {
:font=>target.actual_hash,
:command=>proc{|fnt, *args|
target.configure(TkFont.actual_hash(fnt))
}
}
elsif target.kind_of? Hash
# key=>value list or OptionObj
fnt = target[:font] rescue ''
fnt = fnt.actual_hash if fnt.kind_of?(TkFont)
configs = {
:font => fnt,
:command=>proc{|fnt, *args|
target[:font] = TkFont.actual_hash(fnt)
}
}
else
configs = {
:font=>target.cget_tkstring(:font),
:command=>proc{|fnt, *args|
target.font = TkFont.actual_hash_displayof(fnt, target)
}
}
end
configs[:title] = title if title
configure(configs)
target
end
def unset
configure(:command, nil)
end
end
|
