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"""
This file is part of alot.
Alot 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.
Notmuch 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 notmuch. If not, see <http://www.gnu.org/licenses/>.
Copyright (C) 2011 Patrick Totzke <patricktotzke@gmail.com>
"""
import urwid
import widgets
from walker import IteratorWalker
from itertools import izip_longest
class Buffer:
def __init__(self, ui, widget, name):
self.ui = ui
self.typename = name
self.autoparms = {}
self.body = widget
def __str__(self):
return self.typename
def render(self, size, focus=False):
return self.body.render(size, focus)
def selectable(self):
return self.body.selectable()
def rebuild(self):
pass
def apply_command(self, cmd):
# call and store it directly for a local cmd history
self.ui.apply_command(cmd)
def keypress(self, size, key):
return self.body.keypress(size, key)
class BufferListBuffer(Buffer):
def __init__(self, ui, filtfun=None):
self.filtfun = filtfun
self.ui = ui
self.isinitialized = False
self.rebuild()
Buffer.__init__(self, ui, self.body, 'bufferlist')
self.autoparms = {'buffer': self.get_selected_buffer}
def index_of(self, b):
return self.ui.buffers.index(b)
def rebuild(self):
if self.isinitialized:
focusposition = self.bufferlist.get_focus()[1]
else:
focusposition = 0
self.isinitialized = True
lines = list()
displayedbuffers = filter(self.filtfun, self.ui.buffers)
for (num, b) in enumerate(displayedbuffers):
line = widgets.BufferlineWidget(b)
if (num % 2) == 0:
attr = 'bufferlist_results_even'
else:
attr = 'bufferlist_results_odd'
buf = urwid.AttrMap(line, attr, 'bufferlist_focus')
num = urwid.Text('%3d:' % self.index_of(b))
lines.append(urwid.Columns([('fixed', 4, num), buf]))
self.bufferlist = urwid.ListBox(urwid.SimpleListWalker(lines))
self.bufferlist.set_focus(focusposition % len(displayedbuffers))
self.body = self.bufferlist
def get_selected_buffer(self):
(linewidget, pos) = self.bufferlist.get_focus()
bufferlinewidget = linewidget.get_focus().original_widget
return bufferlinewidget.get_buffer()
class SearchBuffer(Buffer):
threads = []
def __init__(self, ui, initialquery=''):
self.dbman = ui.dbman
self.ui = ui
self.querystring = initialquery
self.result_count = 0
self.isinitialized = False
self.rebuild()
Buffer.__init__(self, ui, self.body, 'search')
self.autoparms = {'thread': self.get_selected_thread}
def __str__(self):
return '%s (%d threads)' % (self.querystring, self.result_count)
def rebuild(self):
if self.isinitialized:
focusposition = self.threadlist.get_focus()[1]
else:
focusposition = 0
self.isinitialized = True
self.result_count = self.dbman.count_messages(self.querystring)
self.tids = self.dbman.search_thread_ids(self.querystring)
self.threadlist = IteratorWalker(iter(self.tids),
widgets.ThreadlineWidget,
dbman=self.dbman)
self.listbox = urwid.ListBox(self.threadlist)
#self.threadlist.set_focus(focusposition)
self.body = self.listbox
def debug(self):
self.ui.logger.debug(self.threadlist.lines)
def get_selected_threadline(self):
(threadlinewidget, size) = self.threadlist.get_focus()
return threadlinewidget
def get_selected_thread(self):
threadlinewidget = self.get_selected_threadline()
thread = None
if threadlinewidget:
thread = threadlinewidget.get_thread()
return thread
class SingleThreadBuffer(Buffer):
def __init__(self, ui, thread):
self.message_count = thread.get_total_messages()
self.thread = thread
self.rebuild()
Buffer.__init__(self, ui, self.body, 'thread')
self.autoparms = {'thread': self.thread}
def __str__(self):
return '%s, (%d)' % (self.thread.get_subject(), self.message_count)
def get_selected_thread(self):
return self.thread
def _build_pile(self, acc, msg, parent, depth):
acc.append((parent, depth, msg))
for reply in self.thread.get_replies_to(msg):
self._build_pile(acc, reply, msg, depth + 1)
def rebuild(self):
# depth-first traversing the thread-tree, thereby
# 1) build a list of tuples (parentmsg, depth, message) in DF order
# 2) create a dict that counts no. of direct replies per message
messages = list() # accumulator for 1,
childcount = {None: 0} # accumulator for 2)
for msg, replies in self.thread.get_messages().items():
childcount[msg] = len(replies)
# start with all toplevel msgs, then recursively call _build_pile
for msg in self.thread.get_toplevel_messages():
self._build_pile(messages, msg, None, 0)
childcount[None] += 1
# go through list from 1) and pile up message widgets for all msgs.
# each one will be given its depth, if siblings follow and where to
# draw bars (siblings follow at lower depths)
msglines = list()
bars = []
for (num, (p, depth, m)) in enumerate(messages):
bars = bars[:depth]
childcount[p] -= 1
bars.append(childcount[p] > 0)
mwidget = widgets.MessageWidget(m, even=(num % 2 == 0),
unfold_header=False, # settings
unfold_body=False,
depth=depth,
bars_at=bars)
msglines.append(mwidget)
self.body = urwid.ListBox(msglines)
def get_selected_message(self):
(messagewidget, size) = self.body.get_focus()
return messagewidget.get_message()
class TagListBuffer(Buffer):
def __init__(self, ui, alltags=[], filtfun=None):
self.filtfun = filtfun
self.ui = ui
self.tags = alltags
self.isinitialized = False
self.rebuild()
Buffer.__init__(self, ui, self.body, 'taglist')
self.autoparms = {}
def rebuild(self):
if self.isinitialized:
focusposition = self.taglist.get_focus()[1]
else:
focusposition = 0
self.isinitialized = True
lines = list()
displayedtags = filter(self.filtfun, self.tags)
for (num, b) in enumerate(displayedtags):
line = widgets.TagWidget(b)
tag_w = urwid.AttrMap(line, 'taglist_tag', 'taglist_focus')
lines.append(tag_w)
self.taglist = urwid.ListBox(urwid.SimpleListWalker(lines))
self.body = self.taglist
self.taglist.set_focus(focusposition % len(displayedtags))
def get_selected_tag(self):
(attrwidget, pos) = self.taglist.get_focus()
tagwidget = attrwidget.original_widget
return tagwidget.get_tag()
class EnvelopeBuffer(Buffer):
def __init__(self, ui, email):
self.ui = ui
self.email = email
self.rebuild()
Buffer.__init__(self, ui, self.body, 'envelope')
self.autoparms = {'email': self.get_email}
def get_email(self):
return self.email
def rebuild(self):
displayed_widgets = []
self.header_wgt = widgets.MessageHeaderWidget(self.email)
displayed_widgets.append(self.header_wgt)
self.body_wgt = widgets.MessageBodyWidget(self.email)
displayed_widgets.append(self.body_wgt)
self.body = urwid.ListBox(displayed_widgets)
from commandfactory import commandfactory
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