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"""
Windows specific to a MUC
"""
import logging
log = logging.getLogger(__name__)
import curses
from . import Win
import poopt
from config import config
from theming import to_curses_attr, get_theme
def userlist_to_cache(userlist):
result = []
for user in userlist:
result.append((user.nick, user.status, user.chatstate, user.affiliation, user.role))
return result
class UserList(Win):
def __init__(self):
Win.__init__(self)
self.pos = 0
self.cache = []
def scroll_up(self):
self.pos += self.height-1
return True
def scroll_down(self):
pos = self.pos
self.pos -= self.height-1
if self.pos < 0:
self.pos = 0
return self.pos != pos
def draw_plus(self, y):
self.addstr(y, self.width-2, '++', to_curses_attr(get_theme().COLOR_MORE_INDICATOR))
def refresh_if_changed(self, users):
old = self.cache
new = userlist_to_cache(users[self.pos:self.pos+self.height])
if len(old) != len(new):
self.cache = new
self.refresh(users)
return
for i in range(len(old)):
if old[i] != new[i]:
self.cache = new
self.refresh(users)
def refresh(self, users):
log.debug('Refresh: %s', self.__class__.__name__)
if config.get('hide_user_list'):
return # do not refresh if this win is hidden.
if len(users) < self.height:
self.pos = 0
elif self.pos >= len(users) - self.height and self.pos != 0:
self.pos = len(users) - self.height
self._win.erase()
asc_sort = (config.get('user_list_sort').lower() == 'asc')
if asc_sort:
y, x = self._win.getmaxyx()
y -= 1
else:
y = 0
for user in users[self.pos:self.pos+self.height]:
self.draw_role_affiliation(y, user)
self.draw_status_chatstate(y, user)
self.addstr(y, 2,
poopt.cut_by_columns(user.nick, self.width - 2),
to_curses_attr(user.color))
if asc_sort:
y -= 1
else:
y += 1
if y == self.height:
break
# draw indicators of position in the list
if self.pos > 0:
if asc_sort:
self.draw_plus(self.height-1)
else:
self.draw_plus(0)
if self.pos + self.height < len(users):
if asc_sort:
self.draw_plus(0)
else:
self.draw_plus(self.height-1)
self._refresh()
def draw_role_affiliation(self, y, user):
theme = get_theme()
color = theme.color_role(user.role)
symbol = theme.char_affiliation(user.affiliation)
self.addstr(y, 1, symbol, to_curses_attr(color))
def draw_status_chatstate(self, y, user):
show_col = get_theme().color_show(user.show)
if user.chatstate == 'composing':
char = get_theme().CHAR_CHATSTATE_COMPOSING
elif user.chatstate == 'active':
char = get_theme().CHAR_CHATSTATE_ACTIVE
elif user.chatstate == 'paused':
char = get_theme().CHAR_CHATSTATE_PAUSED
else:
char = get_theme().CHAR_STATUS
self.addstr(y, 0, char, to_curses_attr(show_col))
def resize(self, height, width, y, x):
separator = to_curses_attr(get_theme().COLOR_VERTICAL_SEPARATOR)
self._resize(height, width, y, x)
self._win.attron(separator)
self._win.vline(0, 0, curses.ACS_VLINE, self.height)
self._win.attroff(separator)
class Topic(Win):
def __init__(self):
Win.__init__(self)
self._message = ''
def refresh(self, topic=None):
log.debug('Refresh: %s', self.__class__.__name__)
self._win.erase()
if topic:
msg = topic[:self.width-1]
else:
msg = self._message[:self.width-1]
self.addstr(0, 0, msg, to_curses_attr(get_theme().COLOR_TOPIC_BAR))
(y, x) = self._win.getyx()
remaining_size = self.width - x
if remaining_size:
self.addnstr(' '*remaining_size, remaining_size,
to_curses_attr(get_theme().COLOR_INFORMATION_BAR))
self._refresh()
def set_message(self, message):
self._message = message
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