Logo Search packages:      
Sourcecode: gajim version File versions  Download package

filetransfers_window.py

##    filetransfers_window.py
##
## Copyright (C) 2003-2006 Yann Le Boulanger <asterix@lagaule.org>
## Copyright (C) 2005-2006 Nikos Kouremenos <kourem@gmail.com>
## Copyright (C) 2005
##                    Dimitur Kirov <dkirov@gmail.com>
##                    Travis Shirk <travis@pobox.com>
## Copyright (C) 2004-2005 Vincent Hanquez <tab@snarc.org>
##
## 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; version 2 only.
##
## 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.
##

import gtk
import gtk.glade
import gobject
import pango
import os
import time

import gtkgui_helpers
import tooltips
import dialogs

from common import gajim
from common import helpers
from common import i18n

_ = i18n._
APP = i18n.APP
gtk.glade.bindtextdomain (APP, i18n.DIR)
gtk.glade.textdomain (APP)

GTKGUI_GLADE = 'gtkgui.glade'

C_IMAGE = 0
C_LABELS = 1
C_FILE = 2
C_TIME = 3
C_PROGRESS = 4
C_PERCENT = 5
C_SID = 6


class FileTransfersWindow:
      def __init__(self):
            self.files_props = {'r' : {}, 's': {}}
            self.height_diff = 0
            self.xml = gtk.glade.XML(GTKGUI_GLADE, 'file_transfers_window', APP)
            self.window = self.xml.get_widget('file_transfers_window')
            self.tree = self.xml.get_widget('transfers_list')
            self.cancel_button = self.xml.get_widget('cancel_button')
            self.pause_button = self.xml.get_widget('pause_restore_button')
            self.cleanup_button = self.xml.get_widget('cleanup_button')
            self.notify_ft_checkbox = self.xml.get_widget(
                  'notify_ft_complete_checkbox')
            notify = gajim.config.get('notify_on_file_complete')
            if notify:
                  self.notify_ft_checkbox.set_active(True)
            else:
                  self.notify_ft_checkbox.set_active(False)
            self.model = gtk.ListStore(gtk.gdk.Pixbuf, str, str, str, str, int, str)
            self.tree.set_model(self.model)
            col = gtk.TreeViewColumn()
            
            render_pixbuf = gtk.CellRendererPixbuf()
            
            col.pack_start(render_pixbuf, expand = True)
            render_pixbuf.set_property('xpad', 3)
            render_pixbuf.set_property('ypad', 3)
            render_pixbuf.set_property('yalign', .0)
            col.add_attribute(render_pixbuf, 'pixbuf', 0)
            self.tree.append_column(col)
            
            col = gtk.TreeViewColumn(_('File'))
            renderer = gtk.CellRendererText()
            col.pack_start(renderer, expand=False)
            col.add_attribute(renderer, 'markup' , C_LABELS)
            renderer.set_property('yalign', 0.)
            renderer = gtk.CellRendererText()
            col.pack_start(renderer, expand=True)
            col.add_attribute(renderer, 'markup' , C_FILE)
            renderer.set_property('xalign', 0.)
            renderer.set_property('yalign', 0.)
            renderer.set_property('ellipsize', pango.ELLIPSIZE_END)
            col.set_resizable(True)
            col.set_expand(True)
            self.tree.append_column(col)
            
            col = gtk.TreeViewColumn(_('Time'))
            renderer = gtk.CellRendererText()
            col.pack_start(renderer, expand=False)
            col.add_attribute(renderer, 'markup' , C_TIME)
            renderer.set_property('yalign', 0.5)
            renderer.set_property('xalign', 0.5)
            renderer = gtk.CellRendererText()
            renderer.set_property('ellipsize', pango.ELLIPSIZE_END)
            col.set_resizable(True)
            col.set_expand(False)
            self.tree.append_column(col)
            
            col = gtk.TreeViewColumn(_('Progress'))
            renderer = gtk.CellRendererProgress()
            renderer.set_property('yalign', 0.5)
            renderer.set_property('xalign', 0.5)
            col.pack_start(renderer, expand = False)
            col.add_attribute(renderer, 'text' , C_PROGRESS)
            col.add_attribute(renderer, 'value' , C_PERCENT)
            col.set_resizable(True)
            col.set_expand(False)
            self.tree.append_column(col)
            
            self.set_images()
            self.tree.get_selection().set_mode(gtk.SELECTION_SINGLE)
            self.tree.get_selection().connect('changed', self.selection_changed)
            self.tooltip = tooltips.FileTransfersTooltip()
            self.xml.signal_autoconnect(self)
            popup_xml = gtk.glade.XML(GTKGUI_GLADE, 'file_transfers_menu',
                  APP)
            self.file_transfers_menu = popup_xml.get_widget('file_transfers_menu')
            self.open_folder_menuitem = popup_xml.get_widget('open_folder_menuitem')
            self.cancel_menuitem = popup_xml.get_widget('cancel_menuitem')
            self.pause_menuitem = popup_xml.get_widget('pause_menuitem')
            self.continue_menuitem = popup_xml.get_widget('continue_menuitem')
            self.continue_menuitem.hide()
            self.continue_menuitem.set_no_show_all(True)
            self.remove_menuitem = popup_xml.get_widget('remove_menuitem')
            popup_xml.signal_autoconnect(self)
            
      def find_transfer_by_jid(self, account, jid):
            ''' find all transfers with peer 'jid' that belong to 'account' '''
            active_transfers = [[],[]] # ['senders', 'receivers']
            
            # 'account' is the sender
            for file_props in self.files_props['s'].values():
                  if file_props['tt_account'] == account:
                        receiver_jid = unicode(file_props['receiver']).split('/')[0]
                        if jid == receiver_jid:
                              if not self.is_transfer_stoped(file_props):
                                    active_transfers[0].append(file_props)
            
            # 'account' is the recipient
            for file_props in self.files_props['r'].values():
                  if file_props['tt_account'] == account:
                        sender_jid = unicode(file_props['sender']).split('/')[0]
                        if jid == sender_jid:
                              if not self.is_transfer_stoped(file_props):
                                    active_transfers[1].append(file_props)
            return active_transfers
      
      def show_completed(self, jid, file_props):
            ''' show a dialog saying that file (file_props) has been transferred'''
            self.window.present()
            self.window.window.focus()

            def on_open(widget, file_props):
                  self.dialog.destroy()
                  if not file_props.has_key('file-name'):
                        return
                  (path, file) = os.path.split(file_props['file-name'])
                  if os.path.exists(path) and os.path.isdir(path):
                        helpers.launch_file_manager(path)
                  self.tree.get_selection().unselect_all()

            if file_props['type'] == 'r':
                  # file path is used below in 'Save in'
                  (file_path, file_name) = os.path.split(file_props['file-name'])
            else:
                  file_name = file_props['name']
            sectext = '\t' + _('Filename: %s') % file_name
            sectext += '\n\t' + _('Size: %s') % \
            helpers.convert_bytes(file_props['size'])
            if file_props['type'] == 'r':
                  jid = unicode(file_props['sender']).split('/')[0]
                  sender_name = gajim.contacts.get_first_contact_from_jid( 
                        file_props['tt_account'], jid).get_shown_name()
                  sender = sender_name
            else:
                  #You is a reply of who sent a file
                  sender = _('You')
            sectext += '\n\t' +_('Sender: %s') % sender
            sectext += '\n\t' +_('Recipient: ')
            if file_props['type'] == 's':
                  jid = unicode(file_props['receiver']).split('/')[0]
                  receiver_name = gajim.contacts.get_first_contact_from_jid( 
                        file_props['tt_account'], jid).get_shown_name()
                  recipient = receiver_name
            else:
                  #You is a reply of who received a file
                  recipient = _('You')
            sectext += recipient
            if file_props['type'] == 'r':
                  sectext += '\n\t' +_('Saved in: %s') % file_path
            self.dialog = dialogs.HigDialog(None, gtk.MESSAGE_INFO, gtk.BUTTONS_NONE, 
                        _('File transfer completed'), sectext)
            if file_props['type'] == 'r':
                  button = gtk.Button(_('_Open Containing Folder'))
                  button.connect('clicked', on_open, file_props)
                  self.dialog.action_area.pack_start(button)
            ok_button = self.dialog.add_button(gtk.STOCK_OK, gtk.RESPONSE_OK)
            def on_ok(widget):
                  self.dialog.destroy()
            ok_button.connect('clicked', on_ok)
            self.dialog.show_all()

      def show_request_error(self, file_props):
            ''' show error dialog to the recipient saying that transfer 
            has been canceled'''
            self.window.present()
            self.window.window.focus()
            dialogs.InformationDialog(_('File transfer canceled'), _('Connection with peer cannot be established.'))
            self.tree.get_selection().unselect_all()

      def show_send_error(self, file_props):
            ''' show error dialog to the sender saying that transfer 
            has been canceled'''
            self.window.present()
            self.window.window.focus()
            dialogs.InformationDialog(_('File transfer canceled'),
_('Connection with peer cannot be established.'))
            self.tree.get_selection().unselect_all()

      def show_stopped(self, jid, file_props):
            self.window.present()
            self.window.window.focus()
            if file_props['type'] == 'r':
                  file_name = os.path.basename(file_props['file-name'])
            else:
                  file_name = file_props['name']
            sectext = '\t' + _('Filename: %s') % file_name
            sectext += '\n\t' + _('Sender: %s') % jid
            dialogs.ErrorDialog(_('File transfer stopped by the contact of the other side'), \
                  sectext)
            self.tree.get_selection().unselect_all()

      def show_file_send_request(self, account, contact):
            def on_ok(widget):
                  file_dir = None
                  files_path_list = self.dialog.get_filenames()
                  files_path_list = gtkgui_helpers.decode_filechooser_file_paths(
                        files_path_list)
                  for file_path in files_path_list:
                        if self.send_file(account, contact, file_path) and file_dir is None:
                              file_dir = os.path.dirname(file_path)
                  if file_dir:
                        gajim.config.set('last_send_dir', file_dir)
                        self.dialog.destroy()

            self.dialog = dialogs.FileChooserDialog(_('Choose File to Send...'), 
                  gtk.FILE_CHOOSER_ACTION_OPEN, (gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL),
                  gtk.RESPONSE_OK,
                  True, # select multiple true as we can select many files to send
                  gajim.config.get('last_send_dir'),
                  )

            btn = self.dialog.add_button(_('_Send'), gtk.RESPONSE_OK)
            btn.set_use_stock(True) # FIXME: add send icon to this button (JUMP_TO)
            btn.connect('clicked', on_ok)

      def send_file(self, account, contact, file_path):
            ''' start the real transfer(upload) of the file '''
            if gtkgui_helpers.file_is_locked(file_path):
                  pritext = _('Gajim cannot access this file')
                  sextext = _('This file is being used by another process.')
                  dialogs.ErrorDialog(pritext, sextext)
                  return

            if isinstance(contact, str):
                  if contact.find('/') == -1:
                        return
                  (jid, resource) = contact.split('/', 1)
                  contact = gajim.contacts.create_contact(jid = jid,
                        resource = resource)
            (file_dir, file_name) = os.path.split(file_path)
            file_props = self.get_send_file_props(account, contact, 
                        file_path, file_name)
            if file_props is None:
                  return False
            self.add_transfer(account, contact, file_props)
            gajim.connections[account].send_file_request(file_props)
            return True

      def _start_receive(self, file_path, account, contact, file_props):
            file_dir = os.path.dirname(file_path)
            if file_dir:
                  gajim.config.set('last_save_dir', file_dir)
            file_props['file-name'] = file_path
            self.add_transfer(account, contact, file_props)
            gajim.connections[account].send_file_approval(file_props)

      def show_file_request(self, account, contact, file_props):
            ''' show dialog asking for comfirmation and store location of new
            file requested by a contact'''
            if file_props is None or not file_props.has_key('name'):
                  return
            sec_text = '\t' + _('File: %s') % file_props['name']
            if file_props.has_key('size'):
                  sec_text += '\n\t' + _('Size: %s') % \
                        helpers.convert_bytes(file_props['size'])
            if file_props.has_key('mime-type'):
                  sec_text += '\n\t' + _('Type: %s') % file_props['mime-type']
            if file_props.has_key('desc'):
                  sec_text += '\n\t' + _('Description: %s') % file_props['desc']
            prim_text = _('%s wants to send you a file:') % contact.jid
            dialog, dialog2 = None, None

            def on_response_ok(widget, account, contact, file_props):
                  dialog.destroy()

                  def on_ok(widget, account, contact, file_props):
                        file_path = dialog2.get_filename()
                        file_path = gtkgui_helpers.decode_filechooser_file_paths(
                              (file_path,))[0]
                        if os.path.exists(file_path):
                              stat = os.stat(file_path)
                              dl_size = stat.st_size
                              file_size = file_props['size']
                              dl_finished = dl_size >= file_size
                              dialog = dialogs.FTOverwriteConfirmationDialog(
                                    _('This file already exists'), _('What do you want to do?'),
                                    not dl_finished)
                              dialog.set_transient_for(dialog2)
                              dialog.set_destroy_with_parent(True)
                              response = dialog.get_response()
                              if response < 0:
                                    return
                              elif response == 100:
                                    file_props['offset'] = dl_size
                        dialog2.destroy()
                        self._start_receive(file_path, account, contact, file_props)

                  def on_cancel(widget, account, contact, file_props):
                        dialog2.destroy()
                        gajim.connections[account].send_file_rejection(file_props)

                  dialog2 = dialogs.FileChooserDialog(
                        title_text = _('Save File as...'), 
                        action = gtk.FILE_CHOOSER_ACTION_SAVE, 
                        buttons = (gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL, 
                        gtk.STOCK_SAVE, gtk.RESPONSE_OK),
                        default_response = gtk.RESPONSE_OK,
                        current_folder = gajim.config.get('last_save_dir'),
                        on_response_ok = (on_ok, account, contact, file_props),
                        on_response_cancel = (on_cancel, account, contact, file_props))

                  dialog2.set_current_name(file_props['name'])
                  dialog2.connect('delete-event', lambda widget, event:
                        on_cancel(widget, account, contact, file_props))

            def on_response_cancel(widget, account, file_props):
                  dialog.destroy()
                  gajim.connections[account].send_file_rejection(file_props)

            dialog = dialogs.NonModalConfirmationDialog(prim_text, sec_text,
                  on_response_ok = (on_response_ok, account, contact, file_props),
                  on_response_cancel = (on_response_cancel, account, file_props))
            dialog.connect('delete-event', lambda widget, event: 
                  on_response_cancel(widget, account, file_props))
            dialog.popup()

      def set_images(self):
            ''' create pixbufs for status images in transfer rows'''
            self.images = {}
            self.images['upload'] = self.window.render_icon(gtk.STOCK_GO_UP, 
                  gtk.ICON_SIZE_MENU)
            self.images['download'] = self.window.render_icon(gtk.STOCK_GO_DOWN, 
                  gtk.ICON_SIZE_MENU)
            self.images['stop'] = self.window.render_icon(gtk.STOCK_STOP, 
                  gtk.ICON_SIZE_MENU)
            self.images['waiting'] = self.window.render_icon(gtk.STOCK_REFRESH, 
                  gtk.ICON_SIZE_MENU)
            self.images['pause'] = self.window.render_icon(gtk.STOCK_MEDIA_PAUSE, 
                  gtk.ICON_SIZE_MENU)
            self.images['continue'] = self.window.render_icon(gtk.STOCK_MEDIA_PLAY, 
                  gtk.ICON_SIZE_MENU)
            self.images['ok'] = self.window.render_icon(gtk.STOCK_APPLY, 
                  gtk.ICON_SIZE_MENU)
                  
      def set_status(self, typ, sid, status):
            ''' change the status of a transfer to state 'status' '''
            iter = self.get_iter_by_sid(typ, sid)
            if iter is None:
                  return
            sid = self.model[iter][C_SID].decode('utf-8')
            file_props = self.files_props[sid[0]][sid[1:]]
            if status == 'stop':
                  file_props['stopped'] = True
            elif status == 'ok':
                  file_props['completed'] = True
            self.model.set(iter, C_IMAGE, self.images[status])
            
      def _format_percent(self, percent):
            ''' add extra spaces from both sides of the percent, so that
            progress string has always a fixed size'''
            _str = '          '
            if percent != 100.:
                  _str += ' '
            if percent < 10:
                  _str += ' '
            _str += unicode(percent) + '%          \n'
            return _str
            
      def _format_time(self, _time):
            times = { 'hours': 0, 'minutes': 0, 'seconds': 0 }
            _time = int(_time)
            times['seconds'] = _time % 60
            if _time >= 60:
                  _time /= 60
                  times['minutes'] = _time % 60
                  if _time >= 60:
                        times['hours'] = _time / 60
            
            #Print remaining time in format 00:00:00
            #You can change the places of (hours), (minutes), (seconds) -
            #they are not translatable.
            return _('%(hours)02.d:%(minutes)02.d:%(seconds)02.d')  % times
            
      def _get_eta_and_speed(self, full_size, transfered_size, elapsed_time):
            if elapsed_time == 0:
                  return 0., 0.
            speed = round(float(transfered_size) / elapsed_time)
            if speed == 0.:
                  return 0., 0.
            remaining_size = full_size - transfered_size
            eta = remaining_size / speed
            return eta, speed
            
      def _remove_transfer(self, iter, sid, file_props):
            self.model.remove(iter)
            if  file_props.has_key('tt_account'):
                  # file transfer is set
                  account = file_props['tt_account']
                  if gajim.connections.has_key(account):
                        # there is a connection to the account
                        gajim.connections[account].remove_transfer(file_props)
                  if file_props['type'] == 'r': # we receive a file
                        other = file_props['sender']
                  else: # we send a file
                        other = file_props['receiver']
                  if isinstance(other, unicode):
                        jid = gajim.get_jid_without_resource(other)
                  else: # It's a Contact instance
                        jid = other.jid
                  if gajim.awaiting_events[account].has_key(jid):
                        for event in gajim.awaiting_events[account][jid]:
                              if event[0] in ('file-error', 'file-completed',
                                    'file-request-error', 'file-send-error', 'file-stopped') and \
                                    event[1]['sid'] == file_props['sid']:
                                    gajim.interface.remove_event(account, jid, event)
            del(self.files_props[sid[0]][sid[1:]])
            del(file_props)
            
      def set_progress(self, typ, sid, transfered_size, iter = None):
            ''' change the progress of a transfer with new transfered size'''
            if not self.files_props[typ].has_key(sid):
                  return
            file_props = self.files_props[typ][sid]
            full_size = int(file_props['size'])
            if full_size == 0:
                  percent = 0
            else:
                  percent = round(float(transfered_size) / full_size * 100)
            if iter is None:
                  iter = self.get_iter_by_sid(typ, sid)
            if iter is not None:
                  text = self._format_percent(percent)
                  if transfered_size == 0:
                        text += '0'
                  else:
                        text += helpers.convert_bytes(transfered_size)
                  text += '/' + helpers.convert_bytes(full_size)
                  # Kb/s
                  
                  # remaining time
                  if file_props.has_key('offset') and file_props['offset']:
                        transfered_size -= file_props['offset'] 
                        full_size -= file_props['offset']
                  eta, speed = self._get_eta_and_speed(full_size, transfered_size, 
                        file_props['elapsed-time'])
                  
                  self.model.set(iter, C_PROGRESS, text)
                  self.model.set(iter, C_PERCENT, int(percent))
                  text = self._format_time(eta)
                  text += '\n'
                  #This should make the string Kb/s, 
                  #where 'Kb' part is taken from %s.
                  #Only the 's' after / (which means second) should be translated.
                  text += _('(%(filesize_unit)s/s)') % {'filesize_unit':
                        helpers.convert_bytes(speed)}
                  self.model.set(iter, C_TIME, text)
                  
                  # try to guess what should be the status image
                  if file_props['type'] == 'r':
                        status = 'download'
                  else:
                        status = 'upload'
                  if file_props.has_key('paused') and file_props['paused'] == True:
                        status = 'pause'
                  elif file_props.has_key('stalled') and file_props['stalled'] == True:
                        status = 'waiting'
                  if file_props.has_key('connected') and file_props['connected'] == False:
                        status = 'stop'
                  self.model.set(iter, 0, self.images[status])
                  if transfered_size == full_size:
                        self.set_status(typ, sid, 'ok')
      
      def get_iter_by_sid(self, typ, sid):
            '''returns iter to the row, which holds file transfer, identified by the
            session id'''
            iter = self.model.get_iter_root()
            while iter:
                  if typ + sid == self.model[iter][C_SID].decode('utf-8'):
                        return iter
                  iter = self.model.iter_next(iter)
      
      def get_send_file_props(self, account, contact, file_path, file_name):
            ''' create new file_props dict and set initial file transfer 
            properties in it'''
            file_props = {'file-name' : file_path, 'name' : file_name, 
                  'type' : 's'}
            if os.path.isfile(file_path):
                  stat = os.stat(file_path)
            else:
                  dialogs.ErrorDialog(_('Invalid File'), _('File: ')  + file_path)
                  return None
            if stat[6] == 0:
                  dialogs.ErrorDialog(_('Invalid File'), 
                  _('It is not possible to send empty files'))
                  return None
            file_props['elapsed-time'] = 0
            file_props['size'] = unicode(stat[6])
            file_props['sid'] = helpers.get_random_string_16()
            file_props['completed'] = False
            file_props['started'] = False
            file_props['sender'] = account
            file_props['receiver'] = contact
            file_props['tt_account'] = account
            return file_props
            
      def add_transfer(self, account, contact, file_props):
            ''' add new transfer to FT window and show the FT window '''
            self.on_transfers_list_leave_notify_event(None)
            if file_props is None:
                  return
            file_props['elapsed-time'] = 0
            self.files_props[file_props['type']][file_props['sid']] = file_props
            iter = self.model.append()
            text_labels = '<b>' + _('Name: ') + '</b>\n' 
            if file_props['type'] == 'r':
                  text_labels += '<b>' + _('Sender: ') + '</b>' 
            else:
                  text_labels += '<b>' + _('Recipient: ') + '</b>' 
                  
            if file_props['type'] == 'r':
                  (file_path, file_name) = os.path.split(file_props['file-name'])
            else:
                  file_name = file_props['name']
            text_props = file_name + '\n'
            text_props += contact.get_shown_name()
            self.model.set(iter, 1, text_labels, 2, text_props, C_SID,
                  file_props['type'] + file_props['sid'])
            self.set_progress(file_props['type'], file_props['sid'], 0, iter)
            if file_props.has_key('started') and file_props['started'] is False:
                  status = 'waiting'
            elif file_props['type'] == 'r':
                  status = 'download'
            else:
                  status = 'upload'
            file_props['tt_account'] = account
            self.set_status(file_props['type'], file_props['sid'], status)
            self.set_cleanup_sensitivity()
            self.window.show_all()
      
      def on_transfers_list_motion_notify_event(self, widget, event):
            pointer = self.tree.get_pointer()
            orig = widget.window.get_origin()
            props = widget.get_path_at_pos(int(event.x), int(event.y))
            self.height_diff = pointer[1] - int(event.y)
            if self.tooltip.timeout > 0:
                  if not props or self.tooltip.id != props[0]:
                        self.tooltip.hide_tooltip()
            if props:
                  [row, col, x, y] = props
                  iter = None
                  try:
                        iter = self.model.get_iter(row)
                  except:
                        self.tooltip.hide_tooltip()
                        return
                  sid = self.model[iter][C_SID].decode('utf-8')
                  file_props = self.files_props[sid[0]][sid[1:]]
                  if file_props is not None:
                        if self.tooltip.timeout == 0 or self.tooltip.id != props[0]:
                              self.tooltip.id = row
                              self.tooltip.timeout = gobject.timeout_add(500,
                                    self.show_tooltip, widget)
      
      def on_transfers_list_leave_notify_event(self, widget = None, event = None):
            if event is not None:
                  self.height_diff = int(event.y)
            elif self.height_diff is 0:
                  return
            pointer = self.tree.get_pointer()
            props = self.tree.get_path_at_pos(pointer[0], 
                  pointer[1] - self.height_diff)
            if self.tooltip.timeout > 0:
                  if not props or self.tooltip.id == props[0]:
                        self.tooltip.hide_tooltip()
      
      def on_transfers_list_row_activated(self, widget, path, col):
            # try to open the containing folder
            self.on_open_folder_menuitem_activate(widget)
            
      def is_transfer_paused(self, file_props):
            if file_props.has_key('stopped') and file_props['stopped']:
                  return False
            if file_props.has_key('completed') and file_props['completed']:
                  return False
            if not file_props.has_key('disconnect_cb'):
                  return False
            return file_props['paused']
            
      def is_transfer_active(self, file_props):
            if file_props.has_key('stopped') and file_props['stopped']:
                  return False
            if file_props.has_key('completed') and file_props['completed']:
                  return False
            if not file_props.has_key('started') or not file_props['started']:
                  return False
            if not file_props.has_key('paused'):
                  return True
            return not file_props['paused']
            
      def is_transfer_stoped(self, file_props):
            if file_props.has_key('error') and file_props['error'] != 0:
                  return True
            if file_props.has_key('completed') and file_props['completed']:
                  return True
            if file_props.has_key('connected') and file_props['connected'] == False:
                  return True
            if not file_props.has_key('stopped') or not file_props['stopped']:
                  return False
            return True

      def set_cleanup_sensitivity(self):
            ''' check if there are transfer rows and set cleanup_button 
            sensitive, or insensitive if model is empty'''
            if len(self.model) == 0:
                  self.cleanup_button.set_sensitive(False)
            else:
                  self.cleanup_button.set_sensitive(True)
      
      def set_all_insensitive(self):
            ''' make all buttons/menuitems insensitive '''
            self.pause_button.set_sensitive(False)
            self.pause_menuitem.set_sensitive(False)
            self.continue_menuitem.set_sensitive(False)
            self.remove_menuitem.set_sensitive(False)
            self.cancel_button.set_sensitive(False)
            self.cancel_menuitem.set_sensitive(False)
            self.open_folder_menuitem.set_sensitive(False)
            self.set_cleanup_sensitivity()
      
      def set_buttons_sensitive(self, path, is_row_selected):
            ''' make buttons/menuitems sensitive as appropriate to 
            the state of file transfer located at path 'path' '''
            if path is None:
                  self.set_all_insensitive()
                  return
            current_iter = self.model.get_iter(path)
            sid = self.model[current_iter][C_SID].decode('utf-8')
            file_props = self.files_props[sid[0]][sid[1:]]
            self.remove_menuitem.set_sensitive(is_row_selected)
            self.open_folder_menuitem.set_sensitive(is_row_selected)
            is_stopped = False
            if self.is_transfer_stoped(file_props):
                  is_stopped = True
            self.cancel_button.set_sensitive(not is_stopped)
            self.cancel_menuitem.set_sensitive(not is_stopped)
            if not is_row_selected:
                  # no selection, disable the buttons
                  self.set_all_insensitive()
            elif not is_stopped:
                  if self.is_transfer_active(file_props):
                        # file transfer is active
                        self.toggle_pause_continue(True)
                        self.pause_button.set_sensitive(True)
                  elif self.is_transfer_paused(file_props):
                        # file transfer is paused
                        self.toggle_pause_continue(False)
                        self.pause_button.set_sensitive(True)
                  else:
                        self.pause_button.set_sensitive(False)
                        self.pause_menuitem.set_sensitive(False)
                        self.continue_menuitem.set_sensitive(False)
            else:
                  self.pause_button.set_sensitive(False)
                  self.pause_menuitem.set_sensitive(False)
                  self.continue_menuitem.set_sensitive(False)
            return True
      
      def selection_changed(self, args):
            ''' selection has changed - change the sensitivity of the 
            buttons/menuitems'''
            selection = args
            selected = selection.get_selected_rows()
            if selected[1] != []:
                  selected_path = selected[1][0]
                  self.select_func(selected_path)
            else:
                  self.set_all_insensitive()
      
      def select_func(self, path):
            is_selected = False
            selected = self.tree.get_selection().get_selected_rows()
            if selected[1] != []:
                  selected_path = selected[1][0]
                  if selected_path == path:
                        is_selected = True
            self.set_buttons_sensitive(path, is_selected)
            self.set_cleanup_sensitivity()
            return True
      
      def on_cleanup_button_clicked(self, widget):
            i = len(self.model) - 1
            while i >= 0:
                  iter = self.model.get_iter((i))
                  sid = self.model[iter][C_SID].decode('utf-8')
                  file_props = self.files_props[sid[0]][sid[1:]]
                  if self.is_transfer_stoped(file_props):
                        self._remove_transfer(iter, sid, file_props)
                  i -= 1
            self.tree.get_selection().unselect_all()
            self.set_all_insensitive()
      
      def toggle_pause_continue(self, status):
            if status:
                  label = _('Pause')
                  self.pause_button.set_label(label)
                  self.pause_button.set_image(gtk.image_new_from_stock(
                        gtk.STOCK_MEDIA_PAUSE, gtk.ICON_SIZE_MENU))
                  
                  self.pause_menuitem.set_sensitive(True)
                  self.pause_menuitem.set_no_show_all(False)
                  self.continue_menuitem.hide()
                  self.continue_menuitem.set_no_show_all(True)
                  
            else:
                  label = _('_Continue')
                  self.pause_button.set_label(label)
                  self.pause_button.set_image(gtk.image_new_from_stock(
                        gtk.STOCK_MEDIA_PLAY, gtk.ICON_SIZE_MENU))
                  self.pause_menuitem.hide()
                  self.pause_menuitem.set_no_show_all(True)
                  self.continue_menuitem.set_sensitive(True)
                  self.continue_menuitem.set_no_show_all(False)
      
      def on_pause_restore_button_clicked(self, widget):
            selected = self.tree.get_selection().get_selected()
            if selected is None or selected[1] is None:
                  return 
            s_iter = selected[1]
            sid = self.model[s_iter][C_SID].decode('utf-8')
            file_props = self.files_props[sid[0]][sid[1:]]
            if self.is_transfer_paused(file_props):
                  file_props['last-time'] = time.time()
                  file_props['paused'] = False
                  types = {'r' : 'download', 's' : 'upload'}
                  self.set_status(file_props['type'], file_props['sid'], types[sid[0]])
                  self.toggle_pause_continue(True)
                  file_props['continue_cb']()
            elif self.is_transfer_active(file_props):
                  file_props['paused'] = True
                  self.set_status(file_props['type'], file_props['sid'], 'pause')
                  self.toggle_pause_continue(False)
            
      def on_cancel_button_clicked(self, widget):
            selected = self.tree.get_selection().get_selected()
            if selected is None or selected[1] is None:
                  return 
            s_iter = selected[1]
            sid = self.model[s_iter][C_SID].decode('utf-8')
            file_props = self.files_props[sid[0]][sid[1:]]
            if not file_props.has_key('tt_account'):
                  return 
            account = file_props['tt_account']
            if not gajim.connections.has_key(account):
                  return
            gajim.connections[account].disconnect_transfer(file_props)
            self.set_status(file_props['type'], file_props['sid'], 'stop')
      
      def show_tooltip(self, widget):
            if self.height_diff == 0:
                  self.tooltip.hide_tooltip()
                  return
            pointer = self.tree.get_pointer()
            props = self.tree.get_path_at_pos(pointer[0], 
                  pointer[1] - self.height_diff)
            # check if the current pointer is at the same path
            # as it was before setting the timeout
            if props and self.tooltip.id == props[0]:
                  iter = self.model.get_iter(props[0])
                  sid = self.model[iter][C_SID].decode('utf-8')
                  file_props = self.files_props[sid[0]][sid[1:]]
                  # bounding rectangle of coordinates for the cell within the treeview
                  rect =  self.tree.get_cell_area(props[0],props[1])
                  # position of the treeview on the screen
                  position = widget.window.get_origin()
                  self.tooltip.show_tooltip(file_props , rect.height, 
                                                position[1] + rect.y + self.height_diff)
            else:
                  self.tooltip.hide_tooltip()
      
      def on_notify_ft_complete_checkbox_toggled(self, widget):
            gajim.config.set('notify_on_file_complete', 
                  widget.get_active())
            
      def on_file_transfers_dialog_delete_event(self, widget, event):
            self.on_transfers_list_leave_notify_event(widget, None)
            self.window.hide()
            return True # do NOT destory window
      
      def on_close_button_clicked(self, widget):
            self.window.hide()

      def show_context_menu(self, event, iter):
            # change the sensitive propery of the buttons and menuitems
            path = None
            if iter is not None:
                  path = self.model.get_path(iter)
            self.set_buttons_sensitive(path, True)
            
            event_button = gtkgui_helpers.get_possible_button_event(event)
            self.file_transfers_menu.popup(None, self.tree, None, 
                  event_button, event.time)
            self.file_transfers_menu.show_all()
      
      def on_transfers_list_key_press_event(self, widget, event):
            '''when a key is pressed in the treeviews'''
            self.tooltip.hide_tooltip()
            iter = None
            try:
                  store, iter = self.tree.get_selection().get_selected()
            except TypeError:
                  self.tree.get_selection().unselect_all()
            
            if iter is not None:
                  path = self.model.get_path(iter)
                  self.tree.get_selection().select_path(path)
            
            if event.keyval == gtk.keysyms.Menu:
                  self.show_context_menu(event, iter)
                  return True
                  
      
      def on_transfers_list_button_release_event(self, widget, event):
            # hide tooltip, no matter the button is pressed
            self.tooltip.hide_tooltip()
            path = None
            try:
                  path, column, x, y = self.tree.get_path_at_pos(int(event.x), 
                        int(event.y))
            except TypeError:
                  self.tree.get_selection().unselect_all()
            if path is None:
                  self.set_all_insensitive()
            else:
                  self.select_func(path)
                  
      def on_transfers_list_button_press_event(self, widget, event):
            # hide tooltip, no matter the button is pressed
            self.tooltip.hide_tooltip()
            path, iter = None, None
            try:
                  path, column, x, y = self.tree.get_path_at_pos(int(event.x), 
                        int(event.y))
            except TypeError:
                  self.tree.get_selection().unselect_all()
            if event.button == 3: # Right click
                  if path is not None:
                        self.tree.get_selection().select_path(path)
                        iter = self.model.get_iter(path)
                  self.show_context_menu(event, iter)
                  if path is not None:
                        return True
            
      def on_open_folder_menuitem_activate(self, widget):
            selected = self.tree.get_selection().get_selected()
            if selected is None or selected[1] is None:
                  return 
            s_iter = selected[1]
            sid = self.model[s_iter][C_SID].decode('utf-8')
            file_props = self.files_props[sid[0]][sid[1:]]
            if not file_props.has_key('file-name'):
                  return
            (path, file) = os.path.split(file_props['file-name'])
            if os.path.exists(path) and os.path.isdir(path):
                  helpers.launch_file_manager(path)
            
      def on_cancel_menuitem_activate(self, widget):
            self.on_cancel_button_clicked(widget)
            
      def on_continue_menuitem_activate(self, widget):
            self.on_pause_restore_button_clicked(widget)
      
      def on_pause_menuitem_activate(self, widget):
            self.on_pause_restore_button_clicked(widget)
            
      def on_remove_menuitem_activate(self, widget):
            selected = self.tree.get_selection().get_selected()
            if selected is None or selected[1] is None:
                  return 
            s_iter = selected[1]
            sid = self.model[s_iter][C_SID].decode('utf-8')
            file_props = self.files_props[sid[0]][sid[1:]]
            self._remove_transfer(s_iter, sid, file_props)
            self.set_all_insensitive()

      def on_file_transfers_window_key_press_event(self, widget, event):
            if event.keyval == gtk.keysyms.Escape: # ESCAPE
                  self.window.hide()
            

Generated by  Doxygen 1.6.0   Back to index