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# -*- coding: utf-8 -*-
#
# Copyright (C) 2011 Nick Lanham <nick@afternight.org>
#
# This file is part of Deluge and is licensed under GNU General Public License 3.0, or later, with
# the additional special exception to link portions of this program with the OpenSSL library.
# See LICENSE for more details.
#
from __future__ import unicode_literals
import logging
import deluge.component as component
from deluge.decorators import overrides
from deluge.ui.console.modes.basemode import BaseMode
from deluge.ui.console.utils import curses_util as util
try:
import curses
except ImportError:
pass
log = logging.getLogger(__name__)
class EventView(BaseMode):
def __init__(self, parent_mode, stdscr, encoding=None):
BaseMode.__init__(self, stdscr, encoding)
self.parent_mode = parent_mode
self.offset = 0
def back_to_overview(self):
component.get('ConsoleUI').set_mode(self.parent_mode.mode_name)
@overrides(component.Component)
def update(self):
self.refresh()
@overrides(BaseMode)
def refresh(self):
"""
This method just shows each line of the event log
"""
events = component.get('ConsoleUI').events
self.stdscr.erase()
self.draw_statusbars()
if events:
for i, event in enumerate(events):
if i - self.offset >= self.rows - 2:
more = len(events) - self.offset - self.rows + 2
if more > 0:
self.add_string(i - self.offset, ' (And %i more)' % more)
break
elif i - self.offset < 0:
continue
try:
self.add_string(i + 1 - self.offset, event)
except curses.error:
pass # This'll just cut the line. Note: This seriously should be fixed in a better way
else:
self.add_string(1, '{!white,black,bold!}No events to show yet')
if not component.get('ConsoleUI').is_active_mode(self):
return
self.stdscr.noutrefresh()
curses.doupdate()
@overrides(BaseMode)
def on_resize(self, rows, cols):
BaseMode.on_resize(self, rows, cols)
self.refresh()
@overrides(BaseMode)
def read_input(self):
c = self.stdscr.getch()
if c in [ord('q'), util.KEY_ESC]:
self.back_to_overview()
return
# TODO: Scroll event list
jumplen = self.rows - 3
num_events = len(component.get('ConsoleUI').events)
if c == curses.KEY_UP:
self.offset -= 1
elif c == curses.KEY_PPAGE:
self.offset -= jumplen
elif c == curses.KEY_HOME:
self.offset = 0
elif c == curses.KEY_DOWN:
self.offset += 1
elif c == curses.KEY_NPAGE:
self.offset += jumplen
elif c == curses.KEY_END:
self.offset += num_events
elif c == ord('j'):
self.offset -= 1
elif c == ord('k'):
self.offset += 1
if self.offset <= 0:
self.offset = 0
elif num_events > self.rows - 3:
if self.offset > num_events - self.rows + 3:
self.offset = num_events - self.rows + 3
else:
self.offset = 0
self.refresh()
|
Deluge
