* (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

1 files changed, 84 insertions, 0 deletions

diff --git a/ext/tk/sample/demos-en/button.rb b/ext/tk/sample/demos-en/button.rb
new file mode 100644
index 0000000000..6614d99c92
--- /dev/null
+++ b/ext/tk/sample/demos-en/button.rb
@@ -0,0 +1,84 @@
+# button.rb
+#
+# This demonstration script creates a toplevel window containing
+# several button widgets.
+#
+# button widget demo (called by 'widget')
+#
+
+# toplevel widget 
+if defined?($button_demo) && $button_demo
+  $button_demo.destroy 
+  $button_demo = nil
+end
+
+# demo toplevel widget 
+$button_demo = TkToplevel.new {|w|
+  title("Button Demonstration")
+  iconname("button")
+  positionWindow(w)
+}
+
+# label 
+msg = TkLabel.new($button_demo) {
+  font $kanji_font
+  wraplength '4i'
+  justify 'left'
+  text "If you click on any of the four buttons below, the background of the button area will change to the color indicated in the button.  You can press Tab to move among the buttons, then press Space to invoke the current button."
+}
+msg.pack('side'=>'top')
+
+# frame 
+$button_buttons = TkFrame.new($button_demo) {|frame|
+  TkButton.new(frame) {
+    text 'Dismiss'
+    command proc{
+      tmppath = $button_demo
+      $button_demo = nil
+      tmppath.destroy
+    }
+  }.pack('side'=>'left', 'expand'=>'yes')
+
+  TkButton.new(frame) {
+    text 'See Code'
+    command proc{showCode 'button'}
+  }.pack('side'=>'left', 'expand'=>'yes')
+
+}.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
+
+# button
+TkButton.new($button_demo){
+  text "Peach Puff"
+  width 10
+  command proc{
+    $button_demo.configure('bg','PeachPuff1')
+    $button_buttons.configure('bg','PeachPuff1')
+  }
+}.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2)
+
+TkButton.new($button_demo){
+  text "Light Blue"
+  width 10
+  command proc{
+    $button_demo.configure('bg','LightBlue1')
+    $button_buttons.configure('bg','LightBlue1')
+  }
+}.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2)
+
+TkButton.new($button_demo){
+  text "Sea Green"
+  width 10
+  command proc{
+    $button_demo.configure('bg','SeaGreen2')
+    $button_buttons.configure('bg','SeaGreen2')
+  }
+}.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2)
+
+TkButton.new($button_demo){
+  text "Yellow"
+  width 10
+  command proc{
+    $button_demo.configure('bg','Yellow1')
+    $button_buttons.configure('bg','Yellow1')
+  }
+}.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2)