samples/hello/hello_text.rb
# Copyright (c) 2007-2024 Andy Maleh
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
require 'glimmer-dsl-swt'
class HelloText
include Glimmer::UI::CustomShell
attr_accessor :default, :no_border, :center, :left, :right, :password, :telephone, :read_only, :wrap, :multi
before_body do
self.default = 'default is :border style'
self.no_border = 'no border'
self.center = 'centered'
self.left = 'left-aligned'
self.right = 'right-aligned'
self.password = 'password'
self.telephone = '555-555-5555'
self.read_only = 'Telephone area code is 555'
self.wrap = 'wraps if text content is too long like this example'
self.multi = "multi-line enables hitting enter,\nbut does not wrap by default"
end
body {
shell {
grid_layout 2, false
text 'Hello, Text!'
minimum_size 350, 100
label {
text 'text'
}
text { # includes :border style by default
layout_data :fill, :center, true, false
text <=> [self, :default]
}
label {
text 'text(:none)'
}
text(:none) { # no border
layout_data :fill, :center, true, false
text <=> [self, :no_border]
}
label {
text 'text(:center, :border)'
}
text(:center, :border) {
layout_data :fill, :center, true, false
text <=> [self, :center]
}
label {
text 'text(:left, :border)'
}
text(:left, :border) {
layout_data :fill, :center, true, false
text <=> [self, :left]
}
label {
text 'text(:right, :border)'
}
text(:right, :border) {
layout_data :fill, :center, true, false
text <=> [self, :right]
}
label {
text 'text(:password, :border)'
}
text(:password, :border) {
layout_data :fill, :center, true, false
text <=> [self, :password]
}
label {
text 'text(:read_only, :border)'
}
text(:read_only, :border) {
layout_data :fill, :center, true, false
text <= [self, :read_only]
}
label {
text 'text with event handlers'
}
text {
layout_data :fill, :center, true, false
text <=> [self, :telephone]
# this event kicks in just after the user typed and before modifying the text attribute value
on_verify_text do |verify_event|
new_text = verify_event.widget.text.clone
new_text[verify_event.start...verify_event.end] = verify_event.text
verify_event.doit = telephone?(new_text)
end
# this event kicks in just after the text widget is verified and modified
on_modify_text do |modify_event|
self.read_only = "Telephone area code is #{modify_event.widget.text.gsub(/[^0-9]/, '')[0...3]}"
end
}
label {
text 'text(:wrap, :border)'
}
text(:wrap, :border) {
layout_data(:fill, :center, true, false) {
width_hint 100
}
text <=> [self, :wrap]
}
label {
text 'text(:multi, :border)'
}
text(:multi, :border) {
layout_data :fill, :center, true, false
text <=> [self, :multi]
}
}
}
def telephone?(text)
!!text.match(/^\d{0,3}[-.\/]?\d{0,3}[-.\/]?\d{0,4}$/)
end
end
HelloText.launch