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#
# Copyright (C) 2007 Andrew Resch <andrewresch@gmail.com>
#
# 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.
#
"""The torrent details component shows info about the selected torrent."""
import logging
from collections import namedtuple
from gi.repository.Gtk import (
CheckMenuItem,
Menu,
MenuItem,
PositionType,
RadioMenuItem,
SeparatorMenuItem,
)
import deluge.component as component
from deluge.ui.client import client
from .common import load_pickled_state_file, save_pickled_state_file
log = logging.getLogger(__name__)
TabWidget = namedtuple('TabWidget', ('obj', 'func', 'status_keys'))
class Tab:
def __init__(self, name=None, child_widget=None, tab_label=None):
self._name = name
self.is_visible = True
self.position = -1
self.weight = -1
self.main_builder = component.get('MainWindow').get_builder()
self._child_widget = (
self.main_builder.get_object(child_widget) if child_widget else None
)
self._tab_label = self.main_builder.get_object(tab_label) if tab_label else None
self.tab_widgets = {}
self.status_keys = []
def get_name(self):
return self._name
def get_child_widget(self):
parent = self._child_widget.get_parent()
if parent is not None:
parent.remove(self._child_widget)
return self._child_widget
def get_tab_label(self):
parent = self._tab_label.get_parent()
log.debug('parent: %s', parent)
if parent is not None:
parent.remove(self._tab_label)
return self._tab_label
def widget_status_as_fstr(self, widget, status):
"""Use TabWidget status_key and func to format status string.
Args:
widget (TabWidget): A tuple of widget object, func and status_keys.
status (dict): Torrent status dict.
Returns:
str: The formatted status string.
"""
try:
if widget.func is None:
txt = status[widget.status_keys[0]]
else:
args = [status[key] for key in widget.status_keys]
txt = widget.func(*args)
except KeyError as ex:
log.warning('Unable to get status value: %s', ex)
txt = ''
return txt
def add_tab_widget(self, widget_id, format_func, status_keys):
"""Create TabWidget item in tab_widgets dictionary.
Args:
widget_id (str): The widget id used to retrieve widget from mainwindow builder.
format_func (str): A func name related to widget e.g. string label formatter.
status_keys (list): List of status keys to lookup for the widget.
"""
widget_obj = self.main_builder.get_object(widget_id)
self.status_keys.extend(status_keys)
# Store the widget in a tab_widgets dict with name as key for faster lookup.
self.tab_widgets[widget_id] = TabWidget(widget_obj, format_func, status_keys)
class TorrentDetails(component.Component):
def __init__(self):
component.Component.__init__(self, 'TorrentDetails', interval=2)
main_builder = component.get('MainWindow').get_builder()
self.config = component.get('MainWindow').config
self.notebook = main_builder.get_object('torrent_info')
self.notebook.set_tab_pos(
getattr(PositionType, self.config['tabsbar_tab_pos'].upper())
)
# This is the menu item we'll attach the tabs checklist menu to
self.menu_tabs = main_builder.get_object('menu_tabs')
self.notebook.connect('switch-page', self._on_switch_page)
# Tabs holds references to the Tab objects by their name
self.tabs = {}
# Add the default tabs
from .details_tab import DetailsTab
from .files_tab import FilesTab
from .options_tab import OptionsTab
from .peers_tab import PeersTab
from .status_tab import StatusTab
from .trackers_tab import TrackersTab
default_tabs = {
'Status': StatusTab,
'Details': DetailsTab,
'Files': FilesTab,
'Peers': PeersTab,
'Options': OptionsTab,
'Trackers': TrackersTab,
}
# tab_name, visible
default_order = [
('Status', True),
('Details', True),
('Options', True),
('Files', True),
('Peers', True),
('Trackers', True),
]
self.translate_tabs = {
'All': _('_All'),
'Status': _('_Status'),
'Details': _('_Details'),
'Files': _('Fi_les'),
'Peers': _('_Peers'),
'Options': _('_Options'),
'Trackers': _('_Trackers'),
}
# Get the state from saved file
state = self.load_state()
if state:
for item in state:
if not isinstance(item, tuple):
log.debug('Old tabs.state, using default..')
state = None
break
# The state is a list of tab_names in the order they should appear
if state is None:
# Set the default order
state = default_order
# We need to rename the tab in the state for backwards compat
self.state = [
(tab_name.replace('Statistics', 'Status'), visible)
for tab_name, visible in state
]
for tab in default_tabs.values():
self.add_tab(tab(), generate_menu=False)
# Generate the checklist menu
self.generate_menu()
self.visible(self.config['show_tabsbar'])
def tab_insert_position(self, weight):
"""Returns the position a tab with a given weight should be inserted in"""
# Determine insert position based on weight
# weights is a list of visible tab names in weight order
weights = sorted(
(tab.weight, name) for name, tab in self.tabs.items() if tab.is_visible
)
log.debug('weights: %s', weights)
log.debug('weight of tab: %s', weight)
position = -1
for w, name in weights:
if w >= weight:
position = self.tabs[name].position
log.debug('Found pos %d', position)
break
return position
def add_tab(self, tab, generate_menu=True, visible=None):
name = tab.get_name()
# find position of tab in self.state, this is the tab weight
weight = None
for w, item in enumerate(self.state):
if item[0] == name:
weight = w
if visible is None:
visible = item[1]
break
if weight is None:
if visible is None:
visible = True
weight = len(self.state)
self.state.append((name, visible))
tab.weight = weight
if visible:
tab.is_visible = True
# add the tab at position guided by the weight
insert_pos = self.tab_insert_position(weight)
log.debug('Trying to insert tab at %d', insert_pos)
pos = self.notebook.insert_page(
tab.get_child_widget(), tab.get_tab_label(), insert_pos
)
log.debug('Tab inserted at %d', pos)
tab.position = pos
if not self.notebook.get_property('visible'):
# If the notebook isn't visible, show it
self.visible(True)
else:
tab.is_visible = False
self.tabs[name] = tab
if name not in self.translate_tabs:
self.translate_tabs[name] = _(name)
self.regenerate_positions()
if generate_menu:
self.generate_menu()
def regenerate_positions(self):
"""Sync the positions in the tab, with the position stored in the tab object"""
for tab in self.tabs:
page_num = self.notebook.page_num(self.tabs[tab]._child_widget)
if page_num > -1:
self.tabs[tab].position = page_num
def remove_tab(self, tab_name):
"""Removes a tab by name."""
self.notebook.remove_page(self.tabs[tab_name].position)
del self.tabs[tab_name]
self.regenerate_positions()
self.generate_menu()
# If there are no tabs visible, then do not show the notebook
if len(self.tabs) == 0:
self.visible(False)
def hide_all_tabs(self):
"""Hides all tabs"""
log.debug('n_pages: %s', self.notebook.get_n_pages())
for n in range(self.notebook.get_n_pages() - 1, -1, -1):
self.notebook.remove_page(n)
for tab in self.tabs:
self.tabs[tab].is_visible = False
log.debug('n_pages: %s', self.notebook.get_n_pages())
self.generate_menu()
self.visible(False)
def show_all_tabs(self):
"""Shows all tabs"""
for tab in self.tabs:
if not self.tabs[tab].is_visible:
self.show_tab(tab, generate_menu=False)
self.generate_menu()
def hide_tab(self, tab_name):
"""Hides tab by name"""
self.tabs[tab_name].is_visible = False
self.notebook.remove_page(self.tabs[tab_name].position)
self.regenerate_positions()
self.generate_menu()
show = False
for name, tab in self.tabs.items():
show = show or tab.is_visible
self.visible(show)
def show_tab(self, tab_name, generate_menu=True):
log.debug(
'%s\n%s\n%s',
self.tabs[tab_name].get_child_widget(),
self.tabs[tab_name].get_tab_label(),
self.tabs[tab_name].position,
)
position = self.tab_insert_position(self.tabs[tab_name].weight)
log.debug('position: %s', position)
self.notebook.insert_page(
self.tabs[tab_name].get_child_widget(),
self.tabs[tab_name].get_tab_label(),
position,
)
self.tabs[tab_name].is_visible = True
self.regenerate_positions()
if generate_menu:
self.generate_menu()
self.visible(True)
def create_tab_pos_menuitem(self):
"""Returns a menu to select which side of the notebook the tabs should be shown"""
tab_pos_menu = Menu()
tab_pos_menuitem = MenuItem.new_with_label(_('Position'))
group = []
for pos in ('top', 'right', 'bottom', 'left'):
menuitem = RadioMenuItem.new_with_mnemonic(group, _(pos.capitalize()))
group = menuitem.get_group()
menuitem.connect('toggled', self._on_tabs_pos_toggled, pos)
menuitem.set_active(pos == self.notebook.get_tab_pos().value_nick)
tab_pos_menu.append(menuitem)
tab_pos_menuitem.set_submenu(tab_pos_menu)
return tab_pos_menuitem
def generate_menu(self):
"""Generates the checklist menu for all the tabs and attaches it"""
menu = Menu()
# Create 'All' menuitem and a separator
menuitem = CheckMenuItem.new_with_mnemonic(self.translate_tabs['All'])
menuitem.set_name('All')
all_tabs = True
for key in self.tabs:
if not self.tabs[key].is_visible:
all_tabs = False
break
menuitem.set_active(all_tabs)
menuitem.connect('toggled', self._on_menuitem_toggled)
menu.append(menuitem)
menuitem = SeparatorMenuItem()
menu.append(menuitem)
# Create a list in order of tabs to create menu
menuitem_list = []
for tab_name in self.tabs:
menuitem_list.append((self.tabs[tab_name].weight, tab_name))
menuitem_list.sort()
for pos, name in menuitem_list:
menuitem = CheckMenuItem.new_with_mnemonic(self.translate_tabs[name])
menuitem.set_name(name)
menuitem.set_active(self.tabs[name].is_visible)
menuitem.connect('toggled', self._on_menuitem_toggled)
menu.append(menuitem)
menu.append(SeparatorMenuItem())
menu.append(self.create_tab_pos_menuitem())
self.menu_tabs.set_submenu(menu)
self.menu_tabs.show_all()
def visible(self, visible):
self.notebook.show() if visible else self.notebook.hide()
self.config['show_tabsbar'] = visible
def set_tab_visible(self, tab_name, visible):
"""Sets the tab to visible"""
log.debug('set_tab_visible name: %s visible: %s', tab_name, visible)
if visible and not self.tabs[tab_name].is_visible:
self.show_tab(tab_name)
elif not visible and self.tabs[tab_name].is_visible:
self.hide_tab(tab_name)
def start(self):
for tab in self.tabs.values():
try:
tab.start()
except AttributeError:
pass
def stop(self):
self.clear()
for tab in self.tabs.values():
try:
tab.stop()
except AttributeError:
pass
def shutdown(self):
# Save the state of the tabs
for tab in self.tabs:
try:
self.tabs[tab].save_state()
except AttributeError:
pass
# Save tabs state
self.save_state()
def update(self, page_num=None):
if len(component.get('TorrentView').get_selected_torrents()) == 0:
# No torrents selected, so just clear
self.clear()
if self.notebook.get_property('visible'):
if page_num is None:
page_num = self.notebook.get_current_page()
try:
# Get the tab name
name = None
for tab in self.tabs:
if (
self.tabs[tab].position == page_num
and self.tabs[tab].is_visible
):
name = tab
except IndexError:
return
# Update the tab that is in view
if name:
self.tabs[name].update()
def clear(self):
# Get the tab name
try:
page_num = self.notebook.get_current_page()
name = None
for tab in self.tabs:
if self.tabs[tab].position == page_num and self.tabs[tab].is_visible:
name = tab
if name:
self.tabs[name].clear()
except Exception as ex:
log.debug('Unable to clear torrentdetails: %s', ex)
def _on_switch_page(self, notebook, page, page_num):
self.update(page_num)
client.force_call(False)
def _on_menuitem_toggled(self, widget):
# Get the tab name
name = widget.get_name()
if name == 'All':
if widget.get_active():
self.show_all_tabs()
else:
self.hide_all_tabs()
return
self.set_tab_visible(name, widget.get_active())
def _on_tabs_pos_toggled(self, widget, position):
self.config['tabsbar_tab_pos'] = position
self.notebook.set_tab_pos(getattr(PositionType, position.upper()))
def save_state(self):
"""We save the state, which is basically the tab_index list"""
# Update the visiblity status of all tabs
# Leave tabs we dont know anything about it the state as they
# might come from a plugin
for i, (name, visible) in enumerate(self.state):
log.debug('Testing name: %s', name)
if name in self.tabs:
self.state[i] = (name, self.tabs[name].is_visible)
log.debug('Set to %s', self.state[i])
state = self.state
save_pickled_state_file('tabs.state', state)
def load_state(self):
return load_pickled_state_file('tabs.state')
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