virt-manager/virtManager/error.py

269 lines
9.1 KiB
Python

# Error dialog with extensible "details" button.
#
# Copyright (C) 2007, 2013 Red Hat, Inc.
#
# 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.
# pylint: disable=E0611
from gi.repository import Gtk
# pylint: enable=E0611
import logging
import traceback
from virtManager.baseclass import vmmGObject
def _launch_dialog(dialog, primary_text, secondary_text, title,
widget=None, modal=True):
dialog.set_property("text", primary_text)
dialog.format_secondary_text(secondary_text or None)
dialog.set_title(title)
if widget:
dialog.get_content_area().add(widget)
res = False
if modal:
res = dialog.run()
res = bool(res in [Gtk.ResponseType.YES, Gtk.ResponseType.OK])
dialog.destroy()
else:
def response_destroy(src, ignore):
src.destroy()
dialog.connect("response", response_destroy)
dialog.show()
return res
class vmmErrorDialog(vmmGObject):
def __init__(self, parent=None):
vmmGObject.__init__(self)
self._parent = parent
self._simple = None
def _cleanup(self):
pass
def set_parent(self, parent):
self._parent = parent
def get_parent(self):
return self._parent
def show_err(self, summary, details=None, title="",
modal=False, debug=True,
dialog_type=Gtk.MessageType.ERROR,
buttons=Gtk.ButtonsType.CLOSE,
text2=None):
if details is None:
details = summary
tb = "".join(traceback.format_exc()).strip()
if tb != "None":
details += "\n\n" + tb
# Make sure we have consistent details for error dialogs
if (dialog_type == Gtk.MessageType.ERROR and not summary in details):
details = summary + "\n\n" + details
if debug:
logging.debug("error dialog message:\nsummary=%s\ndetails=%s",
summary, details)
dialog = _errorDialog(parent=self.get_parent(),
flags=0,
message_type=dialog_type,
buttons=buttons)
return dialog.show_dialog(primary_text=summary,
secondary_text=text2,
details=details, title=title,
modal=modal)
###################################
# Simple one shot message dialogs #
###################################
def _simple_dialog(self, dialog_type, buttons, text1,
text2, title, widget=None, modal=True):
dialog = Gtk.MessageDialog(self.get_parent(),
flags=Gtk.DialogFlags.DESTROY_WITH_PARENT,
message_type=dialog_type,
buttons=buttons)
if self._simple:
self._simple.destroy()
self._simple = dialog
return _launch_dialog(self._simple,
text1, text2 or "", title or "",
widget=widget,
modal=modal)
def val_err(self, text1, text2=None, title=_("Input Error"), modal=True):
logtext = "Validation Error: %s" % text1
if text2:
logtext += " %s" % text2
if isinstance(text1, Exception) or isinstance(text2, Exception):
logging.exception(logtext)
else:
self._logtrace(logtext)
dtype = Gtk.MessageType.ERROR
buttons = Gtk.ButtonsType.OK
self._simple_dialog(dtype, buttons,
str(text1),
text2 and str(text2) or "",
str(title), None, modal)
return False
def show_info(self, text1, text2=None, title="", widget=None, modal=True):
dtype = Gtk.MessageType.INFO
buttons = Gtk.ButtonsType.OK
self._simple_dialog(dtype, buttons, text1, text2, title, widget, modal)
return False
def yes_no(self, text1, text2=None, title=None):
dtype = Gtk.MessageType.WARNING
buttons = Gtk.ButtonsType.YES_NO
return self._simple_dialog(dtype, buttons, text1, text2, title)
def ok_cancel(self, text1, text2=None, title=None):
dtype = Gtk.MessageType.WARNING
buttons = Gtk.ButtonsType.OK_CANCEL
return self._simple_dialog(dtype, buttons, text1, text2, title)
def ok(self, text1, text2=None, title=None):
dtype = Gtk.MessageType.WARNING
buttons = Gtk.ButtonsType.OK
return self._simple_dialog(dtype, buttons, text1, text2, title)
##########################################
# One shot dialog with a checkbox prompt #
##########################################
def warn_chkbox(self, text1, text2=None, chktext=None, buttons=None):
dtype = Gtk.MessageType.WARNING
buttons = buttons or Gtk.ButtonsType.OK_CANCEL
chkbox = _errorDialog(parent=self.get_parent(),
flags=0,
message_type=dtype,
buttons=buttons)
return chkbox.show_dialog(primary_text=text1,
secondary_text=text2,
chktext=chktext)
def err_chkbox(self, text1, text2=None, chktext=None, buttons=None):
dtype = Gtk.MessageType.ERROR
buttons = buttons or Gtk.ButtonsType.OK
chkbox = _errorDialog(parent=self.get_parent(),
flags=0,
message_type=dtype,
buttons=buttons)
return chkbox.show_dialog(primary_text=text1,
secondary_text=text2,
chktext=chktext)
class _errorDialog (Gtk.MessageDialog):
"""
Custom error dialog with optional check boxes or details drop down
"""
# pylint: disable=E1101
# pylint can't detect functions we inheirit from Gtk, ex:
# Instance of '_errorDialog' has no 'set_title' member
def __init__(self, *args, **kwargs):
Gtk.MessageDialog.__init__(self, *args, **kwargs)
self.set_title("")
for child in self.get_message_area().get_children():
if hasattr(child, "set_max_width_chars"):
child.set_max_width_chars(40)
self.chk_vbox = None
self.chk_align = None
self.init_chkbox()
self.buffer = None
self.buf_expander = None
self.init_details()
def init_chkbox(self):
# Init check items
self.chk_vbox = Gtk.VBox(False, False)
self.chk_vbox.set_spacing(0)
self.chk_align = Gtk.Alignment()
self.chk_align.set_padding(0, 0, 0, 0)
self.chk_align.add(self.chk_vbox)
self.chk_align.show_all()
self.vbox.pack_start(self.chk_align, False, False, 0)
def init_details(self):
# Init details buffer
self.buffer = Gtk.TextBuffer()
self.buf_expander = Gtk.Expander.new(_("Details"))
sw = Gtk.ScrolledWindow()
sw.set_shadow_type(Gtk.ShadowType.IN)
sw.set_size_request(400, 240)
sw.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC)
details = Gtk.TextView.new_with_buffer(self.buffer)
details.set_editable(False)
details.set_overwrite(False)
details.set_cursor_visible(False)
details.set_wrap_mode(Gtk.WrapMode.WORD)
details.set_border_width(6)
sw.add(details)
self.buf_expander.add(sw)
self.vbox.pack_start(self.buf_expander, False, False, 0)
self.buf_expander.show_all()
def show_dialog(self, primary_text, secondary_text="",
title="", details="", chktext="",
modal=True):
chkbox = None
res = None
# Hide starting widgets
self.hide()
self.buf_expander.hide()
for c in self.chk_vbox.get_children():
self.chk_vbox.remove(c)
if details:
self.buffer.set_text(details)
title = title or ""
self.buf_expander.show()
if chktext:
chkbox = Gtk.CheckButton(chktext)
self.chk_vbox.add(chkbox)
chkbox.show()
res = _launch_dialog(self,
primary_text, secondary_text or "",
title,
modal=modal)
if chktext:
res = [res, chkbox.get_active()]
return res