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edit_dialog.py
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# -*- coding: utf-8 -*-
# edit_dialog.py
# Gtk.Dialog for editting devices
#
# Copyright (C) 2014 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties 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. Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
#
# Red Hat Author(s): Vojtech Trefny <[email protected]>
#
# ---------------------------------------------------------------------------- #
import gi
gi.require_version("Gtk", "3.0")
from gi.repository import Gtk
from .size_chooser import SizeChooser
from .helpers import supported_filesystems, is_mountpoint_valid, is_label_valid
from ..dialogs import message_dialogs
from ..gui_utils import locate_ui_file
from ..communication.proxy_utils import ProxyDataContainer
from ..i18n import _
from ..config import config
# ---------------------------------------------------------------------------- #
class ResizeDialog(object):
def __init__(self, main_window, resize_device, resize_info):
self.main_window = main_window
self.resize_device = resize_device
self.resize_info = resize_info
self.builder = Gtk.Builder()
self.builder.set_translation_domain("blivet-gui")
self.builder.add_from_file(locate_ui_file("resize_dialog.ui"))
self.dialog = self.builder.get_object("resize_dialog")
self.dialog.set_transient_for(self.main_window)
self.box = self.builder.get_object("box")
button_cancel = self.builder.get_object("button_cancel")
button_cancel.connect("clicked", self._on_cancel_button)
button_resize = self.builder.get_object("button_resize")
button_resize.connect("clicked", self._on_resize_button)
self.size_chooser = None
if self.resize_info.resizable:
self.size_chooser = self._add_size_chooser()
else:
self._add_resize_info()
def set_decorated(self, decorated):
self.dialog.set_decorated(decorated)
# no decoration --> display dialog title in the dialog
if not decorated:
label = self.builder.get_object("label_title")
title = self.dialog.get_title()
label.set_text(title)
def _add_size_chooser(self):
size_chooser = SizeChooser(max_size=self.resize_info.max_size,
min_size=self.resize_info.min_size,
current_size=self.resize_device.size)
self.box.pack_start(child=size_chooser.grid, expand=True, fill=True, padding=0)
return size_chooser
def _add_resize_info(self):
label_info = Gtk.Label()
if self.resize_info.error:
label_info.set_markup(_("<b>This device cannot be resized:</b>\n<i>{0}</i>").format(self.resize_info.error))
else:
label_info.set_markup("<b>%s</b>" % _("This device cannot be resized."))
self.box.pack_start(child=label_info, expand=True, fill=True, padding=0)
label_info.show()
def run(self):
response = self.dialog.run()
if response == Gtk.ResponseType.REJECT:
self.dialog.destroy()
return ProxyDataContainer(edit_device=self.resize_device, resize=False, size=None)
else:
# size_chooser is None --> resizing is not allowed and error was displayed
if self.size_chooser is None:
self.dialog.destroy()
return ProxyDataContainer(edit_device=self.resize_device, resize=False, size=None)
selected_size = self.size_chooser.get_selection()
resize = selected_size != self.resize_device.size
self.dialog.destroy()
return ProxyDataContainer(edit_device=self.resize_device, resize=resize, size=selected_size)
def _on_cancel_button(self, _button):
self.dialog.response(Gtk.ResponseType.REJECT)
def _on_resize_button(self, _button):
self.dialog.response(Gtk.ResponseType.ACCEPT)
class FormatDialog(object):
def __init__(self, main_window, edit_device, mountpoints=None, installer_mode=False):
self.main_window = main_window
self.edit_device = edit_device
self.mountpoints = mountpoints
self.installer_mode = installer_mode
self.builder = Gtk.Builder()
self.builder.set_translation_domain("blivet-gui")
self.builder.add_from_file(locate_ui_file("format_dialog.ui"))
self.dialog = self.builder.get_object("format_dialog")
self.dialog.set_transient_for(self.main_window)
button_cancel = self.builder.get_object("button_cancel")
button_cancel.connect("clicked", self._on_cancel_button)
button_format = self.builder.get_object("button_format")
button_format.connect("clicked", self._on_format_button)
self.fs_combo = self.builder.get_object("combobox_format")
self.fs_store = self.builder.get_object("liststore_format")
self.label_entry = self.builder.get_object("entry_label")
self.mnt_entry = self.builder.get_object("entry_mountpoint")
supported_fs = supported_filesystems(self.installer_mode)
for fs in supported_fs:
if self.edit_device.size > fs._min_size:
self.fs_store.append((fs, fs.type, fs.name))
self.fs_store.append((None, "unformatted", _("unformatted")))
# set the 'changed' signal after adding supported formats to avoid
# triggering it for every format
self.fs_combo.connect("changed", self._on_fs_combo_changed)
if config.default_fstype in (fs.type for fs in supported_fs):
self.fs_combo.set_active_id(config.default_fstype)
else:
self.fs_combo.set_active(0)
# select previously selected mountpoint
if self._current_mountpoint:
self.mnt_entry.set_text(self._current_mountpoint)
self.dialog.show_all()
if not self.installer_mode:
self.mnt_box = self.builder.get_object("box_mountpoint")
self.mnt_box.hide()
@property
def _current_mountpoint(self):
if self.edit_device.format.mountable:
return self.edit_device.format.mountpoint
else:
return None
def set_decorated(self, decorated):
self.dialog.set_decorated(decorated)
# no decoration --> display dialog title in the dialog
if not decorated:
label = self.builder.get_object("label_title")
title = self.dialog.get_title()
label.set_text(title)
@property
def selected_fs(self):
tree_iter = self.fs_combo.get_active_iter()
if tree_iter:
model = self.fs_combo.get_model()
fs_obj = model[tree_iter][0]
return fs_obj
def get_selection(self):
if self.selected_fs is None:
selected_fs = None
selected_label = None
else:
selected_fs = self.selected_fs.type
selected_label = self.label_entry.get_text() or None
if self.installer_mode:
selected_mnt = self.mnt_entry.get_text()
else:
selected_mnt = None
return (selected_fs, selected_label, selected_mnt)
def validate_user_input(self):
selected_fs, selected_label, selected_mnt = self.get_selection()
if selected_label:
valid = is_label_valid(selected_fs, selected_label)
if not valid:
msg = _("\"{0}\" is not a valid label.").format(selected_label)
message_dialogs.ErrorDialog(self.dialog, msg,
not self.installer_mode) # do not show decoration in installer mode
return False
if self.installer_mode and selected_mnt:
valid, msg = is_mountpoint_valid(self.mountpoints, selected_mnt, self._current_mountpoint)
if not valid:
message_dialogs.ErrorDialog(self.dialog, msg,
not self.installer_mode) # do not show decoration in installer mode
return False
return True
def run(self):
response = self.dialog.run()
if response == Gtk.ResponseType.REJECT:
self.dialog.destroy()
return ProxyDataContainer(edit_device=self.edit_device, format=False,
filesystem=None, label=None, mountpoint=None)
else:
if not self.validate_user_input():
return self.run()
selected_fs, selected_label, selected_mnt = self.get_selection()
self.dialog.destroy()
return ProxyDataContainer(edit_device=self.edit_device, format=True,
filesystem=selected_fs, label=selected_label,
mountpoint=selected_mnt)
def _on_fs_combo_changed(self, _widget):
# mountpoint entry sensitivity
if self.selected_fs is None or not self.selected_fs.mountable:
self.mnt_entry.set_sensitive(False)
self.mnt_entry.set_text("")
else:
self.mnt_entry.set_sensitive(True)
# label entry sensitivity
if self.selected_fs is None or not self.selected_fs.labeling():
self.label_entry.set_sensitive(False)
self.label_entry.set_text("")
else:
self.label_entry.set_sensitive(True)
def _on_cancel_button(self, _button):
self.dialog.response(Gtk.ResponseType.REJECT)
def _on_format_button(self, _button):
self.dialog.response(Gtk.ResponseType.ACCEPT)
class MountpointDialog(object):
def __init__(self, main_window, edit_device, mountpoints=None, installer_mode=False):
self.main_window = main_window
self.edit_device = edit_device
self.mountpoints = mountpoints
self.installer_mode = installer_mode
self.builder = Gtk.Builder()
self.builder.set_translation_domain("blivet-gui")
self.builder.add_from_file(locate_ui_file("mountpoint_dialog.ui"))
self.dialog = self.builder.get_object("mountpoint_dialog")
self.dialog.set_transient_for(self.main_window)
button_cancel = self.builder.get_object("button_cancel")
button_cancel.connect("clicked", self._on_cancel_button)
button_set = self.builder.get_object("button_set")
button_set.connect("clicked", self._on_set_button)
self.mnt_entry = self.builder.get_object("entry_mountpoint")
# select previously selected mountpoint
if self._current_mountpoint:
self.mnt_entry.set_text(self._current_mountpoint)
self.dialog.show_all()
@property
def _current_mountpoint(self):
if self.edit_device.format.mountable:
return self.edit_device.format.mountpoint
else:
return None
def set_decorated(self, decorated):
self.dialog.set_decorated(decorated)
# no decoration --> display dialog title in the dialog
if not decorated:
label = self.builder.get_object("label_title")
title = self.dialog.get_title()
label.set_text(title)
def validate_user_input(self):
selected_mnt = self.mnt_entry.get_text()
if self.installer_mode and selected_mnt:
valid, msg = is_mountpoint_valid(self.mountpoints, selected_mnt, self._current_mountpoint)
if not valid:
message_dialogs.ErrorDialog(self.dialog, msg,
not self.installer_mode) # do not show decoration in installer mode
return False
return True
def run(self):
response = self.dialog.run()
if response == Gtk.ResponseType.REJECT:
self.dialog.destroy()
return ProxyDataContainer(edit_device=self.edit_device, do_set=False,
mountpoint=None)
else:
if not self.validate_user_input():
return self.run()
selected_mnt = self.mnt_entry.get_text()
self.dialog.destroy()
return ProxyDataContainer(edit_device=self.edit_device, do_set=True,
mountpoint=selected_mnt)
def _on_cancel_button(self, _button):
self.dialog.response(Gtk.ResponseType.REJECT)
def _on_set_button(self, _button):
self.dialog.response(Gtk.ResponseType.ACCEPT)
class LVMEditDialog(Gtk.Dialog):
""" Dialog window allowing user to edit lvmvg
"""
def __init__(self, parent_window, edited_device, free_info):
"""
:param parent_window: parent window
:type parent_window: Gtk.Window
:param edited_device: device selected to edit
:type edited_device: class blivet.Device
"""
self.edited_device = edited_device
self.parent_window = parent_window
self.free_info = free_info
Gtk.Dialog.__init__(self)
self.set_transient_for(self.parent_window)
self.set_resizable(False) # auto shrink after removing/hiding widgets
self.set_title(_("Edit device"))
self.add_buttons(Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL,
Gtk.STOCK_OK, Gtk.ResponseType.OK)
self.widgets_dict = {}
self.grid = Gtk.Grid(column_homogeneous=False, row_spacing=10, column_spacing=5)
self.grid.set_border_width(10)
box = self.get_content_area()
box.add(self.grid)
self.add_parent_list()
self.button_add, self.button_remove = self.add_toggle_buttons()
self.show_all()
self.add_store = self.add_parents()
self.remove_store = self.remove_parents()
def add_parent_list(self):
parents_store = Gtk.ListStore(str, str, str)
for parent in self.edited_device.parents:
parents_store.append([parent.name, "lvmpv", str(parent.size)])
parents_view = Gtk.TreeView(model=parents_store)
renderer_text = Gtk.CellRendererText()
column_name = Gtk.TreeViewColumn(_("Device"), renderer_text, text=0)
column_type = Gtk.TreeViewColumn(_("Type"), renderer_text, text=1)
column_size = Gtk.TreeViewColumn(_("Size"), renderer_text, text=2)
parents_view.append_column(column_name)
parents_view.append_column(column_type)
parents_view.append_column(column_size)
parents_view.set_headers_visible(True)
label_list = Gtk.Label(label=_("Parent devices:"), xalign=1)
self.grid.attach(label_list, 0, 1, 1, 1)
self.grid.attach(parents_view, 1, 1, 3, 3)
def add_toggle_buttons(self):
button_add = Gtk.ToggleButton(label=_("Add parent"))
self.grid.attach(button_add, 0, 4, 1, 1)
button_remove = Gtk.ToggleButton(label=_("Remove parent"))
self.grid.attach(button_remove, 1, 4, 1, 1)
button_add.connect("toggled", self.on_button_toggled, "add", button_remove)
button_remove.connect("toggled", self.on_button_toggled, "remove", button_add)
return button_add, button_remove
def add_parents(self):
if len(self.free_info) == 0:
label_none = Gtk.Label(label=_("There are currently no empty physical volumes or\n"
"disks with enough free space to create one."))
self.grid.attach(label_none, 0, 5, 4, 1)
self.widgets_dict["add"] = [label_none]
return None
else:
parents_store = Gtk.ListStore(object, object, bool, str, str, str)
parents_view = Gtk.TreeView(model=parents_store)
renderer_toggle = Gtk.CellRendererToggle()
renderer_toggle.connect("toggled", self.on_cell_toggled, parents_store)
renderer_text = Gtk.CellRendererText()
column_toggle = Gtk.TreeViewColumn(_("Add?"), renderer_toggle, active=2)
column_name = Gtk.TreeViewColumn(_("Device"), renderer_text, text=3)
column_type = Gtk.TreeViewColumn(_("Type"), renderer_text, text=4)
column_size = Gtk.TreeViewColumn(_("Size"), renderer_text, text=5)
parents_view.append_column(column_toggle)
parents_view.append_column(column_name)
parents_view.append_column(column_type)
parents_view.append_column(column_size)
parents_view.set_headers_visible(True)
label_list = Gtk.Label(label=_("Available devices:"), xalign=1)
self.grid.attach(label_list, 0, 5, 1, 1)
self.grid.attach(parents_view, 1, 5, 4, 3)
for ftype, free in self.free_info:
if ftype == "lvmpv":
pv = free.parents[0]
parents_store.append([pv, free, False, pv.name, "lvmpv", str(free.size)])
else:
disk = free.parents[0]
parents_store.append([disk, free, False, disk.name, "free region", str(free.size)])
self.widgets_dict["add"] = [label_list, parents_view]
return parents_store
def on_cell_toggled(self, _toggle, path, store):
store[path][2] = not store[path][2]
def on_cell_radio_toggled(self, _toggle, path, store):
for row in store:
row[2] = (row.path == Gtk.TreePath(path))
def remove_parents(self):
# get removable pvs
removable_pvs = [pv for pv in self.edited_device.pvs if (pv.size // self.edited_device.pe_size) <= self.edited_device.free_extents]
if len(removable_pvs) == 0:
label_none = Gtk.Label(label=_("There is no physical volume that could be\n"
"removed from this volume group."))
self.grid.attach(label_none, 0, 5, 4, 1)
self.widgets_dict["remove"] = [label_none]
return None
else:
parents_store = Gtk.ListStore(object, object, bool, str, str, str)
parents_view = Gtk.TreeView(model=parents_store)
parents_view.set_tooltip_text(_("Currently is possible to remove only one parent at time."))
renderer_radio = Gtk.CellRendererToggle()
renderer_radio.connect("toggled", self.on_cell_radio_toggled, parents_store)
renderer_radio.set_radio(True)
renderer_text = Gtk.CellRendererText()
column_radio = Gtk.TreeViewColumn(_("Remove?"), renderer_radio, active=2)
column_name = Gtk.TreeViewColumn(_("Device"), renderer_text, text=3)
column_type = Gtk.TreeViewColumn(_("Type"), renderer_text, text=4)
column_size = Gtk.TreeViewColumn(_("Size"), renderer_text, text=5)
parents_view.append_column(column_radio)
parents_view.append_column(column_name)
parents_view.append_column(column_type)
parents_view.append_column(column_size)
parents_view.set_headers_visible(True)
label_list = Gtk.Label(label=_("Available devices:"), xalign=1)
self.grid.attach(label_list, 0, 5, 1, 1)
self.grid.attach(parents_view, 1, 5, 4, 3)
for pv in removable_pvs:
parents_store.append([pv, None, False, pv.name, "lvmpv", str(pv.size)])
self.widgets_dict["remove"] = [label_list, parents_view]
return parents_store
def on_button_toggled(self, clicked_button, button_type, other_button):
if clicked_button.get_active():
other_button.set_active(False)
self.show_widgets([button_type])
else:
self.hide_widgets([button_type])
def show_widgets(self, widget_types):
for widget_type in widget_types:
for widget in self.widgets_dict[widget_type]:
widget.show()
def hide_widgets(self, widget_types):
for widget_type in widget_types:
for widget in self.widgets_dict[widget_type]:
widget.hide()
def get_selection(self):
parents_list = []
if self.button_add.get_active():
action_type = "add"
if self.add_store:
for row in self.add_store:
if row[2] and row[0].type == "partition":
parents_list.append(row[0])
if row[2] and row[0].type == "disk":
parents_list.append(row[1])
elif self.button_remove.get_active():
action_type = "remove"
if self.remove_store:
for row in self.remove_store:
if row[2]:
parents_list.append(row[0])
else:
action_type = None
return ProxyDataContainer(edit_device=self.edited_device,
action_type=action_type,
parents_list=parents_list)