GtkAboutDialog: Add formatting examples to the docs

We were not very explicit about the expected format for links
and email addresses in the strings, so give some explicit examples.

diff --git a/gtk/gtkaboutdialog.c b/gtk/gtkaboutdialog.c
index 5729d46474475dada305d39035eb058a47d04499..d6b25728f7e727875cd083d683cca217075fd001 100644 (file)
--- a/gtk/gtkaboutdialog.c
+++ b/gtk/gtkaboutdialog.c
@@ -68,14 +68,18 @@
  * a program like its logo, name, copyright, website and license. It is
  * also possible to give credits to the authors, documenters, translators
  * and artists who have worked on the program. An about dialog is typically
- * opened when the user selects the `About` option from
- * the `Help` menu. All parts of the dialog are optional.
+ * opened when the user selects the `About` option from the `Help` menu.
+ * All parts of the dialog are optional.
  *
  * About dialogs often contain links and email addresses. GtkAboutDialog
  * displays these as clickable links. By default, it calls gtk_show_uri()
  * when a user clicks one. The behaviour can be overridden with the
  * #GtkAboutDialog::activate-link signal.
  *
+ * To specify a person with an email address, use a string like
+ * "Edgar Allan Poe <edgar@poe.com>". To specify a website with a title,
+ * use a string like "GTK+ team http://www.gtk.org".
+ *
  * To make constructing a GtkAboutDialog as convenient as possible, you can
  * use the function gtk_show_about_dialog() which constructs and shows a dialog
  * and keeps it around so that it can be shown again.