1 files changed, 84 insertions, 0 deletions
diff --git a/ruby_1_8_6/ext/tk/sample/demos-en/radio.rb b/ruby_1_8_6/ext/tk/sample/demos-en/radio.rb
new file mode 100644
index 0000000000..96cdc4c54a
--- /dev/null
+++ b/ruby_1_8_6/ext/tk/sample/demos-en/radio.rb
@@ -0,0 +1,84 @@
+# radio.rb
+#
+# This demonstration script creates a toplevel window containing
+# several radiobutton widgets.
+#
+# radiobutton widget demo (called by 'widget')
+#
+
+# toplevel widget
+if defined?($radio_demo) && $radio_demo
+  $radio_demo.destroy 
+  $radio_demo = nil
+end
+
+# demo toplevel widget
+$radio_demo = TkToplevel.new {|w|
+  title("Radiobutton Demonstration")
+  iconname("radio")
+  positionWindow(w)
+}
+
+# label 
+msg = TkLabel.new($radio_demo) {
+  font $font
+  wraplength '4i'
+  justify 'left'
+  text "Two groups of radiobuttons are displayed below.  If you click on a button then the button will become selected exclusively among all the buttons in its group.  A Tcl variable is associated with each group to indicate which of the group's buttons is selected.  Click the \"See Variables\" button to see the current values of the variables."
+}
+msg.pack('side'=>'top')
+
+# 
+size = TkVariable.new
+color = TkVariable.new
+
+# frame 
+TkFrame.new($radio_demo) {|frame|
+  TkButton.new(frame) {
+    text 'Dismiss'
+    command proc{
+      tmppath = $radio_demo
+      $radio_demo = nil
+      $showVarsWin[tmppath.path] = nil
+      tmppath.destroy
+    }
+  }.pack('side'=>'left', 'expand'=>'yes')
+
+  TkButton.new(frame) {
+    text 'Show Code'
+    command proc{showCode 'radio'}
+  }.pack('side'=>'left', 'expand'=>'yes')
+
+  TkButton.new(frame) {
+    text 'See Variables'
+    command proc{
+      showVars($radio_demo, ['size', size], ['color', color])
+    }
+  }.pack('side'=>'left', 'expand'=>'yes')
+}.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
+
+# frame 
+f_left = TkFrame.new($radio_demo)
+f_right = TkFrame.new($radio_demo)
+f_left.pack('side'=>'left', 'expand'=>'yes', 'padx'=>'.5c', 'pady'=>'.5c')
+f_right.pack('side'=>'left', 'expand'=>'yes', 'padx'=>'.5c', 'pady'=>'.5c')
+
+# radiobutton 
+[10, 12, 18, 24].each {|sz|
+  TkRadioButton.new(f_left) {
+    text "Point Size #{sz}"
+    variable size
+    relief 'flat'
+    value sz
+  }.pack('side'=>'top', 'pady'=>2, 'anchor'=>'w')
+}
+
+['Red', 'Green', 'Blue', 'Yellow', 'Orange', 'Purple'].each {|col|
+  TkRadioButton.new(f_right) {
+    text col
+    variable color
+    relief 'flat'
+    value col.downcase
+  }.pack('side'=>'top', 'pady'=>2, 'anchor'=>'w')
+}
+