def create_select_checkbox(screen,
title,
text,
items,
buttons=(('Cancel', 'cancel', 'F12'), 'Ok'),
width=40,
scroll=0,
height=-1,
help=None):
"""Helper class for displaying a windows with a checkbox list.
On exit, list of selected items is returned"""
if (height == -1):
height = len(items)
if len(items) > height:
scroll = 1
bb = ButtonBar(screen, buttons)
t = TextboxReflowed(width, text)
cb = CheckboxTree(height, scroll=scroll)
count = 0
for count, item in enumerate(items):
if isinstance(item, types.TupleType):
(text, key, selected) = item
else:
text = item
key = count
selected = 0
cb.append(text, key, selected)
g = GridFormHelp(screen, title, help, 1, 3)
g.add(t, 0, 0)
g.add(cb, 0, 1, padding=(0, 1, 0, 1))
g.add(bb, 0, 2, growx=1)
rc = g.runOnce()
return (bb.buttonPressed(rc), cb.getSelection())
def create_ui(self):
""" Creates/Draws the UI """
self.button_bar = ButtonBar(self.screen, ((_("Cancel"), "cancel"),
(_("Install"), "ok")),
compact=True)
self.textview_changes = Textbox(72, 8, "Changelog", True, True)
self.checkbox_tree_updates = CheckboxTree(height=8, width=72, scroll=1)
self.checkbox_tree_updates.setCallback(self.checkbox_changed)
self.layout = GridForm(self.screen, "Updates", 1, 5)
self.layout.add(self.checkbox_tree_updates, 0, 0)
# empty line to make it look less crowded
self.layout.add(Textbox(60, 1, " ", False, False), 0, 1)
self.layout.add(self.textview_changes, 0, 2)
# empty line to make it look less crowded
self.layout.add(Textbox(60, 1, " ", False, False), 0, 3)
self.layout.add(self.button_bar, 0, 4)
# FIXME: better progress than the current suspend/resume screen thing
self.screen.suspend()
def ExtCheckboxWindow(screen, title, text, items,
buttons=('Ok', 'Cancel'), width=50, height=8):
g = GridForm(screen, title, 1, 3)
g.add(Textbox(width, 2, text), 0, 0)
scroll = 0
if len(items) > height:
scroll = 1
ct = CheckboxTree(height, scroll, width)
if len(items) > 0:
for i in items:
ct.append(i, i, items[i])
g.add(ct, 0, 1)
bb = ButtonBar(screen, buttons, compact=1)
g.add(bb, 0, 2, (0, 2, 0, 0), growx=1, growy=1)
result = g.runOnce()
return bb.buttonPressed(result), ct.getSelection()
def __init__(self, datadir):
self.screen = SnackScreen()
# FIXME: self.screen.finish() clears the screen (and all messages)
# there too
#atexit.register(self.restoreScreen)
self.button_bar = ButtonBar(self.screen, ((_("Cancel"), "cancel"),
(_("Install"), "ok")),
compact=True)
self.textview_changes = Textbox(72, 8, _("Changelog"), True, True)
self.checkbox_tree_updates = CheckboxTree(height=8, width=72, scroll=1)
self.checkbox_tree_updates.setCallback(self.checkbox_changed)
self.layout = GridForm(self.screen, _("Updates"), 1, 5)
self.layout.add(self.checkbox_tree_updates, 0, 0)
# empty line to make it look less crowded
self.layout.add(Textbox(60, 1, " ", False, False), 0, 1)
self.layout.add(self.textview_changes, 0, 2)
# empty line to make it look less crowded
self.layout.add(Textbox(60, 1, " ", False, False), 0, 3)
self.layout.add(self.button_bar, 0, 4)
# FIXME: better progress than the current suspend/resume screen thing
self.screen.suspend()
if not self.DEBUG:
apt_pkg.pkgsystem_lock()
self.openCache()
print(_("Building Updates List"))
self.fillstore()
if self.list.distUpgradeWouldDelete > 0:
print(
_("""
A normal upgrade can not be calculated, please run:
sudo apt-get dist-upgrade
This can be caused by:
* A previous upgrade which didn't complete
* Problems with some of the installed software
* Unofficial software packages not provided by Ubuntu
* Normal changes of a pre-release version of Ubuntu"""))
sys.exit(1)
self.screen.resume()
def select_packages():
global sellist
screen = SnackScreen()
ct = CheckboxTree(height=20, scroll=1)
for idx, key in enumerate(packages):
ct.append(key)
for val in packages[key]:
ct.addItem(val, (idx, snackArgs["append"]))
ct.setEntryValue(val)
bb = ButtonBar(screen, (("Next", "next"), ("Cancel", "cancel")))
g = GridForm(screen, "Packages", 1, 4)
g.add(ct, 0, 2)
g.add(bb, 0, 3, growx=1)
result = g.runOnce()
screen.finish()
# format selected packages list for zypper and print(result)
sellist = (str(ct.getSelection()).replace("[",
"").replace("]", "").replace(
"'", "").replace(",", ""))
# to confirm Selected Packages
screen = SnackScreen()
bb = ButtonBar(screen, (("Next", "next"), ("Cancel", "cancel")))
tb = Textbox(
80, 10,
"the packages selected to install are \n \n" + str(sellist.split(" ")),
1, 1)
g = GridForm(screen, "Selected Packages", 1, 4)
g.add(tb, 0, 2)
g.add(bb, 0, 3, growx=1)
result = g.runOnce()
screen.finish()
return bb.buttonPressed(result)
