linkchecker/linkcheck/gui/contextmenu.py
2010-11-06 11:34:44 +01:00

51 lines
2.1 KiB
Python

# -*- coding: iso-8859-1 -*-
# Copyright (C) 2009-2010 Bastian Kleineidam
#
# 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.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
from PyQt4 import QtGui
class ContextMenu (QtGui.QMenu):
"""Show context menu."""
def __init__ (self, parent=None):
super(ContextMenu, self).__init__(parent)
self.addAction(parent.actionViewOnline)
self.addAction(parent.actionCopyToClipboard)
self.addAction(parent.actionViewParentOnline)
self.addAction(parent.actionViewParentSource)
self.addAction(parent.actionViewProperties)
def enableFromItem (self, item):
"""Enable context menu actions depending on the item content."""
parent = self.parentWidget()
data = item.url_data
# enable view online actions
parent.actionViewOnline.setEnabled(bool(data.url))
parent.actionViewParentOnline.setEnabled(bool(data.parent_url))
# enable view source actions
enable_parent_url_source = self.can_view_source(data.parent_url)
parent.actionViewParentSource.setEnabled(enable_parent_url_source)
def can_view_source (self, url, result=None):
"""Determine if URL source could be retrieved."""
if not url:
return False
if result and result.startswith(u"Error"):
return False
return (url.startswith(u"http:") or
url.startswith(u"https:") or
url.startswith(u"ftp:") or
url.startswith(u"ftps:") or
url.startswith(u"file:"))