/usr/share/pyshared/checkbox_gtk/gtk_interface.py is in checkbox-gtk 0.13.7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# This file is part of Checkbox.
#
# Copyright 2008 Canonical Ltd.
#
# Checkbox 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 3 of the License, or
# (at your option) any later version.
#
# Checkbox 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 Checkbox. If not, see <http://www.gnu.org/licenses/>.
#
import re
import posixpath
from gettext import gettext as _
from string import Template
from gi.repository import Gtk, Gdk, Pango, PangoCairo
import cairo
from checkbox.job import UNINITIATED
from checkbox.user_interface import (UserInterface,
NEXT, YES_ANSWER, NO_ANSWER, SKIP_ANSWER,
ANSWER_TO_STATUS, STATUS_TO_ANSWER)
# Import to register HyperTextView type with gtk
from checkbox_gtk.hyper_text_view import HyperTextView
ANSWER_TO_BUTTON = {
YES_ANSWER: "radio_button_yes",
NO_ANSWER: "radio_button_no",
SKIP_ANSWER: "radio_button_skip"}
BUTTON_TO_STATUS = dict((b, ANSWER_TO_STATUS[a])
for a, b in ANSWER_TO_BUTTON.items())
STATUS_TO_BUTTON = dict((s, ANSWER_TO_BUTTON[a])
for s, a in STATUS_TO_ANSWER.items())
# HACK: Setting and unsetting previous and next buttons to workaround
# for gnome bug #56070.
class GTKHack(object):
def __init__(self, function):
self._function = function
def __get__(self, instance, cls=None):
self._instance = instance
return self
def __call__(self, *args, **kwargs):
self._instance._set_sensitive("button_previous", False)
self._instance._set_sensitive("button_next", False)
self._instance._set_sensitive("button_previous", True)
self._instance._set_sensitive("button_next", True)
return self._function(self._instance, *args, **kwargs)
class GTKInterface(UserInterface):
def __init__(self, title, data_path):
super(GTKInterface, self).__init__(title, data_path)
# Load UI
Gtk.Window.set_default_icon_name("checkbox")
self.widgets = Gtk.Builder()
self.widgets.set_translation_domain(self.gettext_domain)
self.widgets.add_from_file(posixpath.join(data_path,
"checkbox-gtk.ui"))
self.widgets.connect_signals(self)
# Set background color for head
eventbox_head = self._get_widget("eventbox_head")
color = Gdk.color_parse("#F0EBE2")
#HACK: LP #839675
if isinstance(color, tuple): color = color[1]
eventbox_head.modify_bg(Gtk.StateType.NORMAL, color)
# Set and apply initial/default dialog title
self._app_title = title
self._dialog = self._get_widget("dialog_main")
self._dialog.set_title(self._app_title)
#Setup and handler to render pixmap and translatable description text.
self.IMAGE_HEAD_BACKGROUND = posixpath.join(data_path,
"checkbox-gtk-head.png")
self.FONT = "Ubuntu"
self.TEXT = title
image_head=self._get_widget("image_head")
try:
image_head.connect("draw",self.draw_image_head)
except TypeError:
#Looks like GTK+ 2.x
image_head.connect("expose-event",self.draw_image_head)
# Set wait transient for dialog
self._wait = self._get_widget("box_wait")
self._wait.hide()
# Set shorthand for notebook
self._notebook = self._get_widget("notebook_main")
self._handlers = {}
def _get_widget(self, name):
return self.widgets.get_object(name)
def _get_radio_button(self, map):
for radio_button, value in map.items():
if self._get_widget(radio_button).get_active():
return value
raise Exception("Failed to map radio_button.")
def _get_label(self, name):
widget = self._get_widget(name)
return widget.get_label()
def _get_text(self, name):
widget = self._get_widget(name)
return widget.get_text()
def _get_text_view(self, name):
widget = self._get_widget(name)
buffer = widget.get_buffer()
text = buffer.get_text(buffer.get_start_iter(), buffer.get_end_iter(), True)
return text
def _set_label(self, name, label=""):
widget = self._get_widget(name)
widget.set_label(label)
def _set_text(self, name, text=""):
widget = self._get_widget(name)
widget.set_text(text)
def _set_text_view(self, name, text=""):
buffer = Gtk.TextBuffer()
buffer.set_text(text)
widget = self._get_widget(name)
widget.set_buffer(buffer)
def _set_hyper_text_view(self, name, text=""):
def clicked(widget, text, anchor, button):
self.show_url(anchor)
widget = self._get_widget(name)
if widget not in self._handlers:
self._handlers[widget] = widget.connect("anchor-clicked", clicked)
buffer = Gtk.TextBuffer()
widget.set_buffer(buffer)
url_regex = r"https?://[^\s]+"
tag_regex = r"\[\[[^\]]+\]\]"
in_hyper_text = False
for part in re.split(r"(%s|%s)" % (url_regex, tag_regex), text):
if in_hyper_text:
in_hyper_text = False
anchor = part
if re.match("^%s$" % tag_regex, part):
part = part.lstrip("[").rstrip("]")
if "|" in part:
(anchor, part) = part.split("|", 1)
widget.insert_with_anchor(part, anchor)
else:
in_hyper_text = True
widget.insert(part)
def _set_active(self, name, value=True):
widget = self._get_widget(name)
widget.set_active(bool(value))
def _set_show(self, name, value=True):
widget = self._get_widget(name)
if value:
widget.show()
else:
widget.hide()
def _set_sensitive(self, name, value=True):
# Hack to workaround Gnome bug #56070
self._set_show(name, False)
self._set_show(name, True)
widget = self._get_widget(name)
widget.set_sensitive(bool(value))
def _set_button(self, name, value=None):
if value is None:
state = value
else:
state = self._get_label(name)
if value == "":
self._set_sensitive(name, False)
else:
self._set_sensitive(name, True)
self._set_label(name, value)
return state
def _set_main_title(self, test_name=None):
title = self._app_title
if test_name:
title += " - %s" % test_name
self._get_widget("dialog_main").set_title(title)
def _run_dialog(self, dialog=None):
def on_dialog_response(dialog, response, self):
# Keep dialog alive when the button that has been clicked
# isn't meant to move to a previous/next window
# To do this, please link the RESPONSE_REJECT code to such
# button in the glade file
if response != Gtk.ResponseType.REJECT:
self.direction = response
Gtk.main_quit()
dialog = dialog or self._dialog
dialog.connect("response", on_dialog_response, self)
dialog.set_default_response(NEXT)
dialog.show()
Gtk.main()
if self.direction == Gtk.ResponseType.DELETE_EVENT:
raise KeyboardInterrupt
def show_progress_start(self, message):
self._set_sensitive("button_previous", False)
self._set_sensitive("button_next", False)
self._set_text("label_wait", message)
self._wait.show()
def show_progress_stop(self):
self._wait.hide()
self._set_sensitive("button_previous", True)
self._set_sensitive("button_next", True)
def show_progress_pulse(self):
self._get_widget("progressbar_wait").pulse()
while Gtk.events_pending():
Gtk.main_iteration()
@GTKHack
def show_text(self, text, previous=None, next=None):
#Reset window title
self._set_main_title()
# Set buttons
previous_state = self._set_button("button_previous", previous)
next_state = self._set_button("button_next", next)
self._notebook.set_current_page(0)
self._set_hyper_text_view("hyper_text_view_text", text)
self._run_dialog()
# Unset buttons
self._set_button("button_previous", previous_state)
self._set_button("button_next", next_state)
@GTKHack
def show_entry(self, text, value, previous=None, next=None):
#Reset window title
self._set_main_title()
# Set buttons
previous_state = self._set_button("button_previous", previous)
next_state = self._set_button("button_next", next)
self._notebook.set_current_page(3)
if value is not None:
self._set_text("entry", value)
self._set_hyper_text_view("hyper_text_view_entry", text)
self._run_dialog()
# Unset buttons
self._set_button("button_previous", previous_state)
self._set_button("button_next", next_state)
entered_value = self._get_text("entry")
self._set_text("entry","")
return entered_value
@GTKHack
def show_check(self, text, options=[], default=[]):
# Set buttons
self._notebook.set_current_page(1)
self._set_show("button_select_all", True)
self._set_show("button_deselect_all", True)
# Set options
option_table = {}
vbox = self._get_widget("vbox_options_list")
for option in options:
label = "_%s%s" % (option[0].upper(), option[1:])
check_button = Gtk.CheckButton(label = label,
use_underline = True)
check_button.get_child().set_line_wrap(True)
check_button.show()
option_table[option] = check_button
vbox.pack_start(check_button, False, False, 0)
if option in default:
check_button.set_active(True)
self._set_hyper_text_view("hyper_text_view_options", text)
# Set callbacks
def click_button(widget, active):
for check_button in option_table.itervalues():
check_button.set_active(active)
for button_name in "button_select_all", "button_deselect_all":
button = self._get_widget(button_name)
button.connect("clicked", click_button,
"deselect" not in button_name)
self._run_dialog()
# Unset buttons
self._set_show("button_select_all", False)
self._set_show("button_deselect_all", False)
# Get options
results = []
for option, check_button in option_table.items():
if check_button.get_active():
results.append(option)
vbox.remove(check_button)
return results
@GTKHack
def show_radio(self, text, options=[], default=None):
# Set buttons
self._notebook.set_current_page(1)
# Set options
option_group = None
option_table = {}
vbox = self._get_widget("vbox_options_list")
for option in options:
label = "_%s%s" % (option[0].upper(), option[1:])
radio_button = Gtk.RadioButton(group = option_group,
label = label,
use_underline = True)
radio_button.get_child().set_line_wrap(True)
radio_button.show()
option_table[option] = radio_button
vbox.pack_start(radio_button, False, False, 0)
if option_group is None:
option_group = radio_button
if option == default:
radio_button.set_active(True)
self._set_hyper_text_view("hyper_text_view_options", text)
self._run_dialog()
# Get option
result = None
for option, radio_button in option_table.items():
if radio_button.get_active():
result = option
vbox.remove(radio_button)
return result
@GTKHack
def show_tree(self, text, options={}, default={}):
#Reset window title
self._set_main_title()
(COLUMN_TEXT, COLUMN_ACTIVE) = range(2)
# Set buttons
self._notebook.set_current_page(1)
self._set_show("button_select_all", True)
self._set_show("button_deselect_all", True)
# Set options
treestore = Gtk.TreeStore(str, bool)
treeview = Gtk.TreeView()
treeview.set_model(treestore)
treeview.set_headers_visible(False)
treeview.show()
def set_options(options, default, parent=None):
if isinstance(options, dict):
keys = sorted(options.keys())
values = [options[k] for k in keys]
for text, child in zip(keys, values):
active = text in default
iter = treestore.append(parent, [text, active])
set_options(child, default.get(text, {}), iter)
set_options(options, default)
vbox = self._get_widget("vbox_options_list")
vbox.pack_start(treeview, False, False, 0)
def toggle_tree(iter, active=None):
# Set value
if active is None:
active = not treestore.get_value(iter, COLUMN_ACTIVE)
treestore.set_value(iter, COLUMN_ACTIVE, active)
# Set ancestors
def set_ancestors(iterator):
parent_row = treestore[iterator].parent
if active:
while parent_row:
parent_row[COLUMN_ACTIVE] = active
parent_row = parent_row.parent
else:
while parent_row:
if any(child[COLUMN_ACTIVE]
for child in parent_row.iterchildren()):
break
parent_row[COLUMN_ACTIVE] = active
parent_row = parent_row.parent
set_ancestors(iter)
# Set children
def set_children(iter):
child = treestore.iter_children(iter)
while child:
treestore.set_value(child, COLUMN_ACTIVE, active)
set_children(child)
child = treestore.iter_next(child)
set_children(iter)
# Toggle column
cell = Gtk.CellRendererToggle()
cell.connect("toggled",
lambda t, p: toggle_tree(treestore.get_iter_from_string(p)))
col = Gtk.TreeViewColumn(None, cell, active=COLUMN_ACTIVE)
treeview.append_column(col)
# Text column
cell = Gtk.CellRendererText()
col = Gtk.TreeViewColumn(None, cell, text=COLUMN_TEXT)
treeview.append_column(col)
# Select and deselect buttons
def click_button(widget, active):
iter = treestore.get_iter_first()
while iter:
toggle_tree(iter, active)
iter = treestore.iter_next(iter)
for button_name in "button_select_all", "button_deselect_all":
button = self._get_widget(button_name)
button.connect("clicked", click_button,
"deselect" not in button_name)
self._set_hyper_text_view("hyper_text_view_options", text)
self._run_dialog()
# Unset buttons
self._set_show("button_select_all", False)
self._set_show("button_deselect_all", False)
# Get options
def get_results(iter):
results = {}
while iter:
active = treestore.get_value(iter, COLUMN_ACTIVE)
if active:
text = treestore.get_value(iter, COLUMN_TEXT)
children = treestore.iter_children(iter)
results[text] = get_results(children)
iter = treestore.iter_next(iter)
return results
results = get_results(treestore.get_iter_first())
vbox.remove(treeview)
return results
def _run_test(self, test, runner):
self._set_sensitive("button_test", False)
(status, data, duration) = runner(test)
description = Template(test["description"]).substitute({
"output": data.strip()})
self._set_hyper_text_view("hyper_text_view_test", description)
self._set_active(STATUS_TO_BUTTON[status])
self._set_label("button_test", _("_Test Again"))
self._set_sensitive("button_test", True)
@GTKHack
def show_test(self, test, runner):
#Set window title to reflect current test
self._set_main_title(test["name"])
self._set_sensitive("button_test", False)
self._notebook.set_current_page(2)
# Set test description
if re.search(r"\$output", test["description"]):
self._run_test(test, runner)
else:
self._set_hyper_text_view("hyper_text_view_test",
test["description"])
# Set buttons
if "command" in test:
self._set_sensitive("button_test", True)
button_test = self._get_widget("button_test")
if button_test in self._handlers:
button_test.disconnect(self._handlers[button_test])
self._handlers[button_test] = button_test.connect("clicked",
lambda w, t=test, r=runner: self._run_test(t, r))
self._set_text_view("text_view_comment", test.get("data", ""))
self._set_active(STATUS_TO_BUTTON[test.get("status", UNINITIATED)])
self._run_dialog()
# Reset labels
self._set_hyper_text_view("hyper_text_view_test")
self._set_label("button_test", _("_Test"))
test["data"] = self._get_text_view("text_view_comment")
test["status"] = self._get_radio_button(BUTTON_TO_STATUS)
self._set_main_title()
def show_info(self, text, options=[], default=None):
message_dialog = Gtk.MessageDialog(parent=self._dialog,
type=Gtk.MessageType.INFO,
buttons=Gtk.ButtonsType.NONE,
message_format=text)
message_dialog.set_modal(True)
message_dialog.set_title(_("Info"))
message_dialog.connect("realize", lambda x: \
x.get_window().set_functions(Gdk.WMFunction.MOVE))
if default:
# We have a default, move it to the end of the button list
options.remove(default)
options.append(default)
for index, option in enumerate(options):
message_dialog.add_button(option, index)
self._run_dialog(message_dialog)
message_dialog.hide()
response = self.direction
self.direction = NEXT
return options[response]
def show_error(self, text):
message_dialog = Gtk.MessageDialog(parent=self._dialog,
type=Gtk.MessageType.ERROR,
buttons=Gtk.ButtonsType.NONE,
message_format=text)
message_dialog.set_modal(True)
message_dialog.set_title(_("Error"))
message_dialog.set_default_response(NEXT)
message_dialog.add_buttons(Gtk.STOCK_CLOSE, NEXT)
self._run_dialog(message_dialog)
message_dialog.hide()
def draw_image_head(self, widget, data):
#Render the background we read from an image
background_image = cairo.ImageSurface.create_from_png(
self.IMAGE_HEAD_BACKGROUND)
cairo_drawing_context = Gdk.cairo_create(widget.get_window())
cairo_drawing_context.set_source_surface(background_image,0,0)
cairo_drawing_context.paint()
#Text rendering with Pango is more involved but potentially
#better for l10n and i18n purposes
font_description = Pango.FontDescription()
font_description.set_family(self.FONT)
font_description.set_weight(Pango.Weight.NORMAL)
font_description.set_absolute_size(12 * Pango.SCALE)
pango_drawing_context = widget.get_pango_context()
pango_text_layout = Pango.Layout(context=pango_drawing_context)
pango_text_layout.set_font_description(font_description)
pango_text_layout.set_text(self.TEXT, -1)
#Color to render text
cairo_drawing_context.set_source_rgb(0,0,0)
#Position to render text
cairo_drawing_context.move_to(75,45)
PangoCairo.show_layout(cairo_drawing_context,pango_text_layout)
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