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ruby--ruby/ext/tk/sample/demos-en/entry1.rb
nagai 75362fbd47 * (IMPORTANT BUG FIX) scan of event keywords doesn't work on recent
versions of Tck/Tk
* (bug fix) initialize error of instance variable on TkComposite
* (bug fix) initialize error on encoding-system on MultiTkIp
* (bug fix) trouble on destroying widgets
* (new) add JP and EN version of Ruby/Tk widget demos


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4249 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2003-07-31 20:52:40 +00:00

56 lines
1.8 KiB
Ruby

#
# entry (no scrollbars) widget demo (called by 'widget')
#
# toplevel widget
if defined?($entry1_demo) && $entry1_demo
$entry1_demo.destroy
$entry1_demo = nil
end
# demo toplevel widget
$entry1_demo = TkToplevel.new {|w|
title("Entry Demonstration (no scrollbars)")
iconname("entry1")
positionWindow(w)
}
# label
msg = TkLabel.new($entry1_demo) {
font $font
wraplength '5i'
justify 'left'
text "Three different entries are displayed below. You can add characters by pointing, clicking and typing. The normal Motif editing characters are supported, along with many Emacs bindings. For example, Backspace and Control-h delete the character to the left of the insertion cursor and Delete and Control-d delete the chararacter to the right of the insertion cursor. For entries that are too large to fit in the window all at once, you can scan through the entries by dragging with mouse button2 pressed."
}
msg.pack('side'=>'top')
# frame
TkFrame.new($entry1_demo) {|frame|
TkButton.new(frame) {
text 'Dismiss'
command proc{
tmppath = $entry1_demo
$entry1_demo = nil
tmppath.destroy
}
}.pack('side'=>'left', 'expand'=>'yes')
TkButton.new(frame) {
text 'Show Code'
command proc{showCode 'entry1'}
}.pack('side'=>'left', 'expand'=>'yes')
}.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
#
e1 = TkEntry.new($entry1_demo, 'relief'=>'sunken')
e2 = TkEntry.new($entry1_demo, 'relief'=>'sunken')
e3 = TkEntry.new($entry1_demo, 'relief'=>'sunken')
[e1,e2,e3].each{|w| w.pack('side'=>'top', 'padx'=>10, 'pady'=>5, 'fill'=>'x')}
#
e1.insert(0, 'Initial value')
e2.insert('end', "This entry contains a long value, much too long ")
e2.insert('end', "to fit in the window at one time, so long in fact ")
e2.insert('end', "that you'll have to scan or scroll to see the end.")
e2.insert('end', "")