[ruby-gnome2-doc-cvs] [Ruby-GNOME2 Project Website] update - tut-gtk2-colorsel-buttons

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ruby-****@sourc***** ruby-****@sourc*****
2009年 1月 20日 (火) 12:22:50 JST


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REMOTE_ADDR = 74.15.84.244
REMOTE_HOST = 
        URL = http://ruby-gnome2.sourceforge.jp/hiki.cgi?tut-gtk2-colorsel-buttons
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@@ -62,6 +62,7 @@
  window.show_all
  Gtk.main
 
+=== Modifying the foreground colour of a widget
 
 To modify the foreground colour of a widget you need to identify the state in which the widget is in. Our widget is Label, and most often this widget is found in normal state "Gtk::STATE_NORMAL". However "Labels" can also be selected (highlighted) by a user, in that case widget would be in "Gtk::STATE_SELECTED". As you can see in the code the colour of the text on our Label object is changed by the following code: Gtk::Widget#modify_fg(state, color). Where "state" parameter is one of the GtkStateType constants, as described earlier, and the "color" parameter is a "Gdk::Color" object you can obtain  by either Gdk::Color.parse("#RRGGBB") or Gdk::Color.new(red, green, blue).
  



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