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# frozen_string_literal: false
#
# tkextlib/iwidgets/combobox.rb
# by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
#
require 'tk'
require 'tkextlib/iwidgets.rb'
module Tk
module Iwidgets
class Combobox < Tk::Iwidgets::Entryfield
end
end
end
class Tk::Iwidgets::Combobox
TkCommandNames = ['::iwidgets::combobox'.freeze].freeze
WidgetClassName = 'Combobox'.freeze
WidgetClassNames[WidgetClassName] ||= self
def __boolval_optkeys
super() << 'completion' << 'dropdown' << 'editable' << 'unique'
end
private :__boolval_optkeys
def clear(component=None)
tk_call(@path, 'clear', component)
self
end
def delete_list(first, last=None)
tk_call(@path, 'delete', 'list', first, last)
self
end
def delete_entry(first, last=None)
tk_call(@path, 'delete', 'entry', first, last)
self
end
def get_list_contents(index)
tk_call(@path, 'get', index)
end
def insert_list(idx, *elems)
tk_call(@path, 'insert', 'list', idx, *elems)
self
end
def insert_entry(idx, *elems)
tk_call(@path, 'insert', 'entry', idx, *elems)
self
end
# listbox methods
def size
tk_send_without_enc('size').to_i
end
def see(index)
tk_send_without_enc('see', index)
self
end
def selection_anchor(index)
tk_send_without_enc('selection', 'anchor', index)
self
end
def selection_clear(first, last=None)
tk_send_without_enc('selection', 'clear', first, last)
self
end
def selection_includes(index)
bool(tk_send_without_enc('selection', 'includes', index))
end
def selection_set(first, last=None)
tk_send_without_enc('selection', 'set', first, last)
self
end
# scrolledlistbox methods
def get_curselection
tk_call(@path, 'getcurselection')
end
def justify(dir)
tk_call(@path, 'justify', dir)
self
end
def sort(*params, &b)
# see 'lsort' man page about params
if b
tk_call(@path, 'sort', '-command', proc(&b), *params)
else
tk_call(@path, 'sort', *params)
end
self
end
def sort_ascending
tk_call(@path, 'sort', 'ascending')
self
end
def sort_descending
tk_call(@path, 'sort', 'descending')
self
end
end
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