84 lines
2.9 KiB
Python
84 lines
2.9 KiB
Python
# ReleaseNotesViewer.py
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# -*- Mode: Python; indent-tabs-mode: nil; tab-width: 4; coding: utf-8 -*-
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#
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# Copyright (c) 2011 Canonical
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#
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# Author: Michael Vogt <mvo@ubutnu.com>
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#
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# This modul provides an inheritance of the Gtk.TextView that is
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# aware of http URLs and allows to open them in a browser.
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# It is based on the pygtk-demo "hypertext".
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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# USA
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from .ReleaseNotesViewer import open_url
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from gi.repository import Gtk
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webkit2 = False
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try:
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import gi
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gi.require_version("WebKit2", "4.1")
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from gi.repository import WebKit2 as WebKit
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webkit2 = True
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except ImportError:
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from gi.repository import WebKit
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class ReleaseNotesViewerWebkit(WebKit.WebView):
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def __init__(self, notes_url):
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super(ReleaseNotesViewerWebkit, self).__init__()
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self.load_uri(notes_url)
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if webkit2:
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self.connect("decide-policy",
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self._on_decide_policy)
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else:
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self.connect("navigation-policy-decision-requested",
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self._on_navigation_policy_decision_requested)
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def _on_navigation_policy_decision_requested(self, view, frame,
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request, action, policy):
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open_url(request.get_uri())
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policy.ignore()
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return True
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def _on_decide_policy(self, web_view, decision, decision_type):
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if decision_type == WebKit.PolicyDecisionType.NAVIGATION_ACTION:
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navigation_action = decision.get_navigation_action()
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navigation_request = navigation_action.get_request()
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navigation_type = navigation_action.get_navigation_type()
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if navigation_type == WebKit.NavigationType.LINK_CLICKED:
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uri = navigation_request.get_uri()
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open_url(uri)
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decision.ignore()
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return True
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return False
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if __name__ == "__main__":
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win = Gtk.Window()
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win.set_size_request(600, 400)
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scroll = Gtk.ScrolledWindow()
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rv = ReleaseNotesViewerWebkit("http://archive.ubuntu.com/ubuntu/dists/"
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"devel/main/dist-upgrader-all/current/"
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"ReleaseAnnouncement.html")
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scroll.add(rv)
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win.add(scroll)
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win.show_all()
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Gtk.main()
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