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  • Committer: Marc Tardif
  • Date: 2007-09-29 20:37:52 UTC
  • mto: This revision was merged to the branch mainline in revision 28.
  • Revision ID: marc.tardif@canonical.com-20070929203752-5aarzgo5krdbuakk
Initial commit to refactor gui interface.

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hwtest/ui.py
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class Ui(object):
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    def __init__(self, application):
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        self.application = application
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    def show_intro(self):
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        """Show the introduction page."""
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        pass
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    def show_tests(self):
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        """Show each test page."""
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        pass
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    def show_send(self):
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        """Show send page."""
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        pass
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    def main(self):
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        """Main routine."""
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        pass
 
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import os
 
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import optparse, gettext
 
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from gettext import gettext as _
 
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from hwtest.application import ApplicationManager
 
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from hwtest.constants import SHARE_DIR
 
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from hwtest.excluder import Excluder
 
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DIRECTION_NEXT = 1
 
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DIRECTION_PREVIOUS = 0
 
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class UserInterface(object):
 
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    '''Abstract base class for encapsulating the workflow and common code for
 
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       any user interface implementation (like GTK, Qt, or CLI).
 
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       A concrete subclass must implement all the abstract ui_* methods.'''
 
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    def __init__(self):
 
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        self.gettext_domain = 'hwtest'
 
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        self.application = None
 
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        self.tests = None
 
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        gettext.textdomain(self.gettext_domain)
 
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        self.parse_argv()
 
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    def run_tests(self):
 
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        # Determine category
 
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        category = self.ui_present_categories(_("Hardware Categories"),
 
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            _("Please specify the type of hardware being tested:"))
 
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        exclude_func = lambda test, category=category: \
 
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                       category not in test.categories
 
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        # Iterate over tests
 
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        manager_tests = self.application.get_tests()
 
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        tests = Excluder(manager_tests, exclude_func, exclude_func)
 
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        direction = DIRECTION_NEXT
 
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        while tests.has_next():
 
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            if direction == DIRECTION_NEXT:
 
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                test = tests.next()
 
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            elif direction == DIRECTION_PREVIOUS:
 
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                test = tests.prev()
 
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            else:
 
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                raise Exception, "invalid direction: %s" % direction
 
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            direction = self.ui_present_question(test, tests.has_prev(), tests.has_next())
 
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        # Exchange test results
 
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        error = None
 
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        while True:
 
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            secure_id = self.ui_present_exchange(error)
 
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            self.application.report.secure_id = secure_id
 
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            self.application.run()
 
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            error = self.application.plugin_manager.get_error()
 
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            if not error:
 
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                break
 
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    def run_argv(self):
 
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        self.application = ApplicationManager().create(self.options)
 
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        self.run_tests()
 
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    def parse_argv(self):
 
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        optparser = optparse.OptionParser('%prog [options]')
 
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        optparser.add_option("-q", "--questions", metavar="FILE",
 
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                          default=os.path.join(SHARE_DIR, "questions.txt"),
 
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                          help="The file containing certification questions.")
 
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        optparser.add_option("-d", "--data-path", metavar="PATH",
 
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                          default="~/.hwtest",
 
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                          help="The directory to store data files in.")
 
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        optparser.add_option("-l", "--log", metavar="FILE",
 
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                          help="The file to write the log to.")
 
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        optparser.add_option("--log-level",
 
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                          default="critical",
 
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                          help="One of debug, info, warning, error or critical.")
 
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        (self.options, self.args) = optparser.parse_args()
 
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    def ui_present_categories(self, title, text):
 
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        raise NotImplementedError, 'this function must be overridden by subclasses'
 
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    def ui_present_question(self, test, has_prev, has_next):
 
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        raise NotImplementedError, 'this function must be overridden by subclasses'
 
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    def ui_present_exchange(self, error):
 
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        raise NotImplementedError, 'this function must be overridden by subclasses'