AboutDialog moved out from ViewManager to GrampsAboutDialog.

In the About dialog the list of developers is parsed from the authors.xml file.


svn: r10509

src/GrampsAboutDialog.py

@@ -0,0 +1,195 @@
+#
+# Gramps - a GTK+/GNOME based genealogy program
+#
+# Copyright (C) 2008  Zsolt Foldvari
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+
+# $Id$
+
+"About dialog"
+
+#-------------------------------------------------------------------------
+#
+# Python modules
+#
+#-------------------------------------------------------------------------
+from gettext import gettext as _
+
+import logging
+_LOG = logging.getLogger(".GrampsAboutDialog")
+
+try:
+    from xml.sax import make_parser, handler, SAXParseException
+except:
+    from _xmlplus.sax import make_parser, handler, SAXParseException
+
+
+#-------------------------------------------------------------------------
+#
+# Gtk modules
+#
+#-------------------------------------------------------------------------
+import gtk
+
+#-------------------------------------------------------------------------
+#
+# GRAMPS modules
+#
+#-------------------------------------------------------------------------
+import const
+from GrampsDisplay import url as display_url
+
+#-------------------------------------------------------------------------
+#
+# Constants
+#
+#-------------------------------------------------------------------------
+AUTHORS_TITLE = _('==== Authors ====\n')
+CONTRIB_TITLE = _('\n==== Contributors ====\n')
+
+#-------------------------------------------------------------------------
+#
+# GrampsAboutDialog
+#
+#-------------------------------------------------------------------------
+class GrampsAboutDialog(gtk.AboutDialog):
+    """Create an About dialog with all fields set."""
+    def __init__(self):
+        """Setup all the fields shown in the About dialog."""
+        gtk.AboutDialog.__init__(self)
+        
+        self.set_name(const.PROGRAM_NAME)
+        self.set_version(const.VERSION)
+        self.set_copyright(const.COPYRIGHT_MSG)
+        self.set_artists([
+            _("Much of GRAMPS' artwork is either from\n"
+              "the Tango Project or derived from the Tango\n"
+              "Project. This artwork is released under the\n"
+              "Create Commons Attribution-ShareAlike 2.5\n"
+              "license.")
+          ])
+        
+        try:
+            ifile = open(const.LICENSE_FILE, "r")
+            self.set_license(ifile.read().replace('\x0c', ''))
+            ifile.close()
+        except:
+            self.set_license("License file is missing")
+
+        self.set_comments(_(const.COMMENTS))
+        self.set_website_label(_('GRAMPS Homepage'))
+        self.set_website(const.URL_HOMEPAGE)
+        
+        self.set_authors(_get_authors())
+        
+        # Only set translation credits if they are translated
+        trans_credits = _(const.TRANSLATORS)
+        if trans_credits != const.TRANSLATORS:
+            self.set_translator_credits(trans_credits)
+            
+        self.set_documenters(const.DOCUMENTERS)
+        self.set_logo(gtk.gdk.pixbuf_new_from_file(const.SPLASH))
+        self.set_modal(True)
+
+#-------------------------------------------------------------------------
+#
+# AuthorParser
+#
+#-------------------------------------------------------------------------
+class AuthorParser(handler.ContentHandler):
+    """Parse the 'authors.xml file to show in the About dialog."""
+    def __init__(self, author_list, contributor_list):
+        """Setup initial instance variable values."""
+        handler.ContentHandler.__init__(self)
+        
+        self.author_list = author_list
+        self.contributor_list = contributor_list
+        
+        # initialize all instance variables to make pylint happy
+        self.uid = ""
+        self.title = ""
+        self.text = ""
+        
+    def startElement(self, tag, attrs):
+        """
+        """
+        if tag == "author":
+            self.uid = attrs['uid']
+            self.title = attrs['title']
+            self.text = ""
+            
+    def endElement(self, tag):
+        """
+        """
+        if tag == "author":
+            if (self.title == 'author' and
+                self.text not in self.author_list):
+                self.author_list.append(self.text.strip())
+            elif (self.title == 'contributor' and
+                  self.text not in self.contributor_list):
+                self.contributor_list.append(self.text.strip())
+        
+    def characters(self, chunk):
+        """
+        """
+        if chunk != '\n':
+            self.text += chunk
+
+#-------------------------------------------------------------------------
+#
+# _get_authors
+#
+#-------------------------------------------------------------------------
+def _get_authors():
+    """Return all the authors and contributors in a string.
+    
+    Parse the I{authors.xml} file if found, or return the default
+    list from L{const} module in case of IO or parsing failure.
+    
+    """
+    try:
+        authors = []
+        contributors = []
+        
+        parser = make_parser()
+        parser.setContentHandler(AuthorParser(authors, contributors))
+        
+        authors_file = open(const.AUTHORS_FILE)
+        parser.parse(authors_file)
+        authors_file.close()
+        
+        authors_text = ([AUTHORS_TITLE] + authors +
+                        [CONTRIB_TITLE] + contributors)
+        
+    except (IOError, OSError, SAXParseException):
+        authors_text = const.AUTHORS
+
+    return authors_text
+
+#-------------------------------------------------------------------------
+#
+# _show_url
+#
+#-------------------------------------------------------------------------
+def _show_url(dialog, link, prefix):
+    """Show links in About dialog."""
+    if prefix is not None:
+        link = prefix + link
+    display_url(link)
+
+gtk.about_dialog_set_url_hook(_show_url, None)
+gtk.about_dialog_set_email_hook(_show_url, 'mailto:')

src/Makefile.am

@@ -49,6 +49,7 @@ gdir_PYTHON = \
 	ExportAssistant.py\
 	ExportOptions.py\
 	FontScale.py\
+	GrampsAboutDialog.py\
 	GrampsCfg.py\
 	GrampsDisplay.py\
 	gramps_main.py\

src/ViewManager.py

@@ -75,18 +75,10 @@ import UndoHistory
 from DbLoader import DbLoader
 import GrampsDisplay
 from gen.utils import ProgressMonitor
+from GrampsAboutDialog import GrampsAboutDialog
 
 import ProgressDialog
 
-def show_url(dialog, link, user_data):
-    """
-    Set the about dialog callback for showing the URL. Call the GrampsDisplay
-    function to display the link
-    """
-    GrampsDisplay.url(link)
-
-gtk.about_dialog_set_url_hook(show_url, None)
-
 #-------------------------------------------------------------------------
 #
 # Constants
@@ -1412,39 +1404,8 @@ class ViewManager:
         return (ofile.getvalue(), actions)
 
 def display_about_box(obj):
-    """
+    """Display the About box."""
-    Displays the About box.
+    about = GrampsAboutDialog()
-    """
-    about = gtk.AboutDialog()
-    about.set_name(const.PROGRAM_NAME)
-    about.set_version(const.VERSION)
-    about.set_copyright(const.COPYRIGHT_MSG)
-    about.set_artists([
-            _("Much of GRAMPS' artwork is either from\n"
-              "the Tango Project or derived from the Tango\n"
-              "Project. This artwork is released under the\n"
-              "Create Commons Attribution-ShareAlike 2.5\n"
-              "license.")
-            ])
-    try:
-        ifile = open(const.LICENSE_FILE, "r")
-        about.set_license(ifile.read().replace('\x0c', ''))
-        ifile.close()
-    except:
-        about.set_license("License file is missing")
-    about.set_comments(_(const.COMMENTS))
-    about.set_website_label(_('GRAMPS Homepage'))
-    about.set_website(const.URL_HOMEPAGE)
-    about.set_authors(const.AUTHORS)
-    
-        # Only set translation credits if they are translated
-    trans_credits = _(const.TRANSLATORS)
-    if trans_credits != const.TRANSLATORS:
-        about.set_translator_credits(trans_credits)
-        
-    about.set_documenters(const.DOCUMENTERS)
-    about.set_logo(gtk.gdk.pixbuf_new_from_file(const.SPLASH))
-    about.set_modal(True)
     about.run()
     about.destroy()
 

src/const.py.in

@@ -165,6 +165,8 @@ AUTHORS        = [
     "Donald A. Peterson", 
     "David Hampton", 
     ]
+    
+AUTHORS_FILE = os.path.join(ROOT_DIR, "authors.xml")
 
 DOCUMENTERS    = [
     'Alexander Roitman',