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electrum/gui/gtk.py

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#!/usr/bin/env python
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2011 thomasv@gitorious
#
# 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, either version 3 of the License, or
# (at your option) any later version.
#
# 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.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# use this because this file is named gtk.py
from __future__ import absolute_import
import datetime
import thread, time, ast, sys, re
import socket, traceback
import pygtk
pygtk.require('2.0')
import gtk, gobject
from decimal import Decimal
from electrum.util import print_error
from electrum.bitcoin import is_valid
from electrum import mnemonic, pyqrnative, WalletStorage, Wallet
gtk.gdk.threads_init()
APP_NAME = "Electrum"
import platform
MONOSPACE_FONT = 'Lucida Console' if platform.system() == 'Windows' else 'monospace'
from electrum.util import format_satoshis
from electrum.network import DEFAULT_SERVERS
from electrum.bitcoin import MIN_RELAY_TX_FEE
def numbify(entry, is_int = False):
text = entry.get_text().strip()
chars = '0123456789'
if not is_int: chars +='.'
s = ''.join([i for i in text if i in chars])
if not is_int:
if '.' in s:
p = s.find('.')
s = s.replace('.','')
s = s[:p] + '.' + s[p:p+8]
try:
amount = int( Decimal(s) * 100000000 )
except:
amount = None
else:
try:
amount = int( s )
except:
amount = None
entry.set_text(s)
return amount
def show_seed_dialog(wallet, password, parent):
if not wallet.seed:
show_message("No seed")
return
try:
seed = wallet.get_seed(password)
except:
show_message("Incorrect password")
return
dialog = gtk.MessageDialog(
parent = parent,
flags = gtk.DIALOG_MODAL,
buttons = gtk.BUTTONS_OK,
message_format = "Your wallet generation seed is:\n\n" + seed \
+ "\n\nPlease keep it in a safe place; if you lose it, you will not be able to restore your wallet.\n\n" \
+ "Equivalently, your wallet seed can be stored and recovered with the following mnemonic code:\n\n\"" + ' '.join(mnemonic.mn_encode(seed)) + "\"" )
dialog.set_title("Seed")
dialog.show()
dialog.run()
dialog.destroy()
def restore_create_dialog():
# ask if the user wants to create a new wallet, or recover from a seed.
# if he wants to recover, and nothing is found, do not create wallet
dialog = gtk.Dialog("electrum", parent=None,
flags=gtk.DIALOG_MODAL|gtk.DIALOG_NO_SEPARATOR,
buttons= ("create", 0, "restore",1, "cancel",2) )
label = gtk.Label("Wallet file not found.\nDo you want to create a new wallet,\n or to restore an existing one?" )
label.show()
dialog.vbox.pack_start(label)
dialog.show()
r = dialog.run()
dialog.destroy()
if r==2: return False
return 'restore' if r==1 else 'create'
def run_recovery_dialog():
message = "Please enter your wallet seed or the corresponding mnemonic list of words, and the gap limit of your wallet."
dialog = gtk.MessageDialog(
parent = None,
flags = gtk.DIALOG_MODAL,
buttons = gtk.BUTTONS_OK_CANCEL,
message_format = message)
vbox = dialog.vbox
dialog.set_default_response(gtk.RESPONSE_OK)
# ask seed, server and gap in the same dialog
seed_box = gtk.HBox()
seed_label = gtk.Label('Seed or mnemonic:')
seed_label.set_size_request(150,-1)
seed_box.pack_start(seed_label, False, False, 10)
seed_label.show()
seed_entry = gtk.Entry()
seed_entry.show()
seed_entry.set_size_request(450,-1)
seed_box.pack_start(seed_entry, False, False, 10)
add_help_button(seed_box, '.')
seed_box.show()
vbox.pack_start(seed_box, False, False, 5)
dialog.show()
r = dialog.run()
seed = seed_entry.get_text()
dialog.destroy()
if r==gtk.RESPONSE_CANCEL:
return False
try:
seed.decode('hex')
except:
print_error("Warning: Not hex, trying decode")
seed = mnemonic.mn_decode( seed.split(' ') )
if not seed:
show_message("no seed")
return False
return seed
def run_settings_dialog(self):
message = "Here are the settings of your wallet. For more explanations, click on the question mark buttons next to each input field."
dialog = gtk.MessageDialog(
parent = self.window,
flags = gtk.DIALOG_MODAL,
buttons = gtk.BUTTONS_OK_CANCEL,
message_format = message)
image = gtk.Image()
image.set_from_stock(gtk.STOCK_PREFERENCES, gtk.ICON_SIZE_DIALOG)
image.show()
dialog.set_image(image)
dialog.set_title("Settings")
vbox = dialog.vbox
dialog.set_default_response(gtk.RESPONSE_OK)
fee = gtk.HBox()
fee_entry = gtk.Entry()
fee_label = gtk.Label('Transaction fee:')
fee_label.set_size_request(150,10)
fee_label.show()
fee.pack_start(fee_label,False, False, 10)
fee_entry.set_text( str( Decimal(self.wallet.fee) /100000000 ) )
fee_entry.connect('changed', numbify, False)
fee_entry.show()
fee.pack_start(fee_entry,False,False, 10)
add_help_button(fee, 'Fee per kilobyte of transaction. Recommended value:0.0001')
fee.show()
vbox.pack_start(fee, False,False, 5)
nz = gtk.HBox()
nz_entry = gtk.Entry()
nz_label = gtk.Label('Display zeros:')
nz_label.set_size_request(150,10)
nz_label.show()
nz.pack_start(nz_label,False, False, 10)
nz_entry.set_text( str( self.num_zeros ))
nz_entry.connect('changed', numbify, True)
nz_entry.show()
nz.pack_start(nz_entry,False,False, 10)
add_help_button(nz, "Number of zeros displayed after the decimal point.\nFor example, if this number is 2, then '5.' is displayed as '5.00'")
nz.show()
vbox.pack_start(nz, False,False, 5)
dialog.show()
r = dialog.run()
fee = fee_entry.get_text()
nz = nz_entry.get_text()
dialog.destroy()
if r==gtk.RESPONSE_CANCEL:
return
try:
fee = int( 100000000 * Decimal(fee) )
except:
show_message("error")
return
self.wallet.set_fee(fee)
try:
nz = int( nz )
if nz>8: nz = 8
except:
show_message("error")
return
if self.num_zeros != nz:
self.num_zeros = nz
self.config.set_key('num_zeros',nz,True)
self.update_history_tab()
def run_network_dialog( network, parent ):
image = gtk.Image()
image.set_from_stock(gtk.STOCK_NETWORK, gtk.ICON_SIZE_DIALOG)
if parent:
if network.is_connected():
interface = network.interface
status = "Connected to %s:%d\n%d blocks"%(interface.host, interface.port, network.blockchain.height())
else:
status = "Not connected"
else:
import random
status = "Please choose a server.\nSelect cancel if you are offline."
server = interface.server
host, port, protocol = server.split(':')
servers = network.get_servers()
dialog = gtk.MessageDialog( parent, gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT,
gtk.MESSAGE_QUESTION, gtk.BUTTONS_OK_CANCEL, status)
dialog.set_title("Server")
dialog.set_image(image)
image.show()
vbox = dialog.vbox
host_box = gtk.HBox()
host_label = gtk.Label('Connect to:')
host_label.set_size_request(100,-1)
host_label.show()
host_box.pack_start(host_label, False, False, 10)
host_entry = gtk.Entry()
host_entry.set_size_request(200,-1)
host_entry.set_text(server)
host_entry.show()
host_box.pack_start(host_entry, False, False, 10)
add_help_button(host_box, 'The name, port number and protocol of your Electrum server, separated by a colon. Example: "ecdsa.org:50002:s". Some servers allow you to connect through http (port 80) or https (port 443)')
host_box.show()
p_box = gtk.HBox(False, 10)
p_box.show()
p_label = gtk.Label('Protocol:')
p_label.set_size_request(100,-1)
p_label.show()
p_box.pack_start(p_label, False, False, 10)
combobox = gtk.combo_box_new_text()
combobox.show()
combobox.append_text("TCP")
combobox.append_text("SSL")
combobox.append_text("HTTP")
combobox.append_text("HTTPS")
p_box.pack_start(combobox, True, True, 0)
def current_line():
return unicode(host_entry.get_text()).split(':')
def set_combobox(protocol):
combobox.set_active('tshg'.index(protocol))
def set_protocol(protocol):
host = current_line()[0]
pp = servers[host]
if protocol not in pp.keys():
protocol = pp.keys()[0]
set_combobox(protocol)
port = pp[protocol]
host_entry.set_text( host + ':' + port + ':' + protocol)
combobox.connect("changed", lambda x:set_protocol('tshg'[combobox.get_active()]))
set_combobox(protocol)
server_list = gtk.ListStore(str)
for host in servers.keys():
server_list.append([host])
treeview = gtk.TreeView(model=server_list)
treeview.show()
label = 'Active Servers' if network.irc_servers else 'Default Servers'
tvcolumn = gtk.TreeViewColumn(label)
treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
tvcolumn.pack_start(cell, False)
tvcolumn.add_attribute(cell, 'text', 0)
vbox.pack_start(host_box, False,False, 5)
vbox.pack_start(p_box, True, True, 0)
#scroll = gtk.ScrolledWindow()
#scroll.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_ALWAYS)
#scroll.add_with_viewport(treeview)
#scroll.show()
#vbox.pack_start(scroll, True)
vbox.pack_start(treeview, True)
def my_treeview_cb(treeview):
path, view_column = treeview.get_cursor()
host = server_list.get_value( server_list.get_iter(path), 0)
pp = servers[host]
if 't' in pp.keys():
protocol = 't'
else:
protocol = pp.keys()[0]
port = pp[protocol]
host_entry.set_text( host + ':' + port + ':' + protocol)
set_combobox(protocol)
treeview.connect('cursor-changed', my_treeview_cb)
dialog.show_all()
r = dialog.run()
server = host_entry.get_text()
dialog.destroy()
if r==gtk.RESPONSE_CANCEL:
return False
try:
host, port, protocol = server.split(':')
proxy = network.config.get('proxy')
auto_connect = network.config.get('auto_cycle')
network.set_parameters(host, port, protocol, proxy, auto_connect)
except:
show_message("error:" + server)
return False
def show_message(message, parent=None):
dialog = gtk.MessageDialog(
parent = parent,
flags = gtk.DIALOG_MODAL,
buttons = gtk.BUTTONS_CLOSE,
message_format = message )
dialog.show()
dialog.run()
dialog.destroy()
def password_line(label):
password = gtk.HBox()
password_label = gtk.Label(label)
password_label.set_size_request(120,10)
password_label.show()
password.pack_start(password_label,False, False, 10)
password_entry = gtk.Entry()
password_entry.set_size_request(300,-1)
password_entry.set_visibility(False)
password_entry.show()
password.pack_start(password_entry,False,False, 10)
password.show()
return password, password_entry
def password_dialog(parent):
dialog = gtk.MessageDialog( parent, gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT,
gtk.MESSAGE_QUESTION, gtk.BUTTONS_OK_CANCEL, "Please enter your password.")
dialog.get_image().set_visible(False)
current_pw, current_pw_entry = password_line('Password:')
current_pw_entry.connect("activate", lambda entry, dialog, response: dialog.response(response), dialog, gtk.RESPONSE_OK)
dialog.vbox.pack_start(current_pw, False, True, 0)
dialog.show()
result = dialog.run()
pw = current_pw_entry.get_text()
dialog.destroy()
if result != gtk.RESPONSE_CANCEL: return pw
def change_password_dialog(wallet, parent, icon):
if not wallet.seed:
show_message("No seed")
return
if parent:
msg = 'Your wallet is encrypted. Use this dialog to change the password. To disable wallet encryption, enter an empty new password.' if wallet.use_encryption else 'Your wallet keys are not encrypted'
else:
msg = "Please choose a password to encrypt your wallet keys"
dialog = gtk.MessageDialog( parent, gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, gtk.MESSAGE_QUESTION, gtk.BUTTONS_OK_CANCEL, msg)
dialog.set_title("Change password")
image = gtk.Image()
image.set_from_stock(gtk.STOCK_DIALOG_AUTHENTICATION, gtk.ICON_SIZE_DIALOG)
image.show()
dialog.set_image(image)
if wallet.use_encryption:
current_pw, current_pw_entry = password_line('Current password:')
dialog.vbox.pack_start(current_pw, False, True, 0)
password, password_entry = password_line('New password:')
dialog.vbox.pack_start(password, False, True, 5)
password2, password2_entry = password_line('Confirm password:')
dialog.vbox.pack_start(password2, False, True, 5)
dialog.show()
result = dialog.run()
password = current_pw_entry.get_text() if wallet.use_encryption else None
new_password = password_entry.get_text()
new_password2 = password2_entry.get_text()
dialog.destroy()
if result == gtk.RESPONSE_CANCEL:
return
try:
wallet.get_seed(password)
except:
show_message("Incorrect password")
return
if new_password != new_password2:
show_message("passwords do not match")
return
wallet.update_password(password, new_password)
if icon:
if wallet.use_encryption:
icon.set_tooltip_text('wallet is encrypted')
else:
icon.set_tooltip_text('wallet is unencrypted')
def add_help_button(hbox, message):
button = gtk.Button('?')
button.connect("clicked", lambda x: show_message(message))
button.show()
hbox.pack_start(button,False, False)
class MyWindow(gtk.Window): __gsignals__ = dict( mykeypress = (gobject.SIGNAL_RUN_LAST | gobject.SIGNAL_ACTION, None, (str,)) )
gobject.type_register(MyWindow)
gtk.binding_entry_add_signal(MyWindow, gtk.keysyms.W, gtk.gdk.CONTROL_MASK, 'mykeypress', str, 'ctrl+W')
gtk.binding_entry_add_signal(MyWindow, gtk.keysyms.Q, gtk.gdk.CONTROL_MASK, 'mykeypress', str, 'ctrl+Q')
class ElectrumWindow:
def show_message(self, msg):
show_message(msg, self.window)
def __init__(self, wallet, config, network):
self.config = config
self.wallet = wallet
self.network = network
self.funds_error = False # True if not enough funds
self.num_zeros = int(self.config.get('num_zeros',0))
self.window = MyWindow(gtk.WINDOW_TOPLEVEL)
title = 'Electrum ' + self.wallet.electrum_version + ' - ' + self.config.path
if not self.wallet.seed: title += ' [seedless]'
self.window.set_title(title)
self.window.connect("destroy", gtk.main_quit)
self.window.set_border_width(0)
self.window.connect('mykeypress', gtk.main_quit)
self.window.set_default_size(720, 350)
self.wallet_updated = False
vbox = gtk.VBox()
self.notebook = gtk.Notebook()
self.create_history_tab()
if self.wallet.seed:
self.create_send_tab()
self.create_recv_tab()
self.create_book_tab()
self.create_about_tab()
self.notebook.show()
vbox.pack_start(self.notebook, True, True, 2)
self.status_bar = gtk.Statusbar()
vbox.pack_start(self.status_bar, False, False, 0)
self.status_image = gtk.Image()
self.status_image.set_from_stock(gtk.STOCK_NO, gtk.ICON_SIZE_MENU)
self.status_image.set_alignment(True, 0.5 )
self.status_image.show()
self.network_button = gtk.Button()
self.network_button.connect("clicked", lambda x: run_network_dialog(self.network, self.window) )
self.network_button.add(self.status_image)
self.network_button.set_relief(gtk.RELIEF_NONE)
self.network_button.show()
self.status_bar.pack_end(self.network_button, False, False)
if self.wallet.seed:
def seedb(w, wallet):
if wallet.use_encryption:
password = password_dialog(self.window)
if not password: return
else: password = None
show_seed_dialog(wallet, password, self.window)
button = gtk.Button('S')
button.connect("clicked", seedb, wallet )
button.set_relief(gtk.RELIEF_NONE)
button.show()
self.status_bar.pack_end(button,False, False)
settings_icon = gtk.Image()
settings_icon.set_from_stock(gtk.STOCK_PREFERENCES, gtk.ICON_SIZE_MENU)
settings_icon.set_alignment(0.5, 0.5)
settings_icon.set_size_request(16,16 )
settings_icon.show()
prefs_button = gtk.Button()
prefs_button.connect("clicked", lambda x: run_settings_dialog(self) )
prefs_button.add(settings_icon)
prefs_button.set_tooltip_text("Settings")
prefs_button.set_relief(gtk.RELIEF_NONE)
prefs_button.show()
self.status_bar.pack_end(prefs_button,False,False)
pw_icon = gtk.Image()
pw_icon.set_from_stock(gtk.STOCK_DIALOG_AUTHENTICATION, gtk.ICON_SIZE_MENU)
pw_icon.set_alignment(0.5, 0.5)
pw_icon.set_size_request(16,16 )
pw_icon.show()
if self.wallet.seed:
password_button = gtk.Button()
password_button.connect("clicked", lambda x: change_password_dialog(self.wallet, self.window, pw_icon))
password_button.add(pw_icon)
password_button.set_relief(gtk.RELIEF_NONE)
password_button.show()
self.status_bar.pack_end(password_button,False,False)
self.window.add(vbox)
self.window.show_all()
#self.fee_box.hide()
self.context_id = self.status_bar.get_context_id("statusbar")
self.update_status_bar()
self.network.register_callback('updated', self.update_callback)
def update_status_bar_thread():
while True:
gobject.idle_add( self.update_status_bar )
time.sleep(0.5)
def check_recipient_thread():
old_r = ''
while True:
time.sleep(0.5)
if self.payto_entry.is_focus():
continue
r = self.payto_entry.get_text()
if r != old_r:
old_r = r
r = r.strip()
if re.match('^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$', r):
try:
to_address = self.wallet.get_alias(r, interactive=False)
except:
continue
if to_address:
s = r + ' <' + to_address + '>'
gobject.idle_add( lambda: self.payto_entry.set_text(s) )
thread.start_new_thread(update_status_bar_thread, ())
if self.wallet.seed:
thread.start_new_thread(check_recipient_thread, ())
self.notebook.set_current_page(0)
def update_callback(self):
self.wallet_updated = True
def add_tab(self, page, name):
tab_label = gtk.Label(name)
tab_label.show()
self.notebook.append_page(page, tab_label)
def create_send_tab(self):
page = vbox = gtk.VBox()
page.show()
payto = gtk.HBox()
payto_label = gtk.Label('Pay to:')
payto_label.set_size_request(100,-1)
payto.pack_start(payto_label, False)
payto_entry = gtk.Entry()
payto_entry.set_size_request(450, 26)
payto.pack_start(payto_entry, False)
vbox.pack_start(payto, False, False, 5)
message = gtk.HBox()
message_label = gtk.Label('Description:')
message_label.set_size_request(100,-1)
message.pack_start(message_label, False)
message_entry = gtk.Entry()
message_entry.set_size_request(450, 26)
message.pack_start(message_entry, False)
vbox.pack_start(message, False, False, 5)
amount_box = gtk.HBox()
amount_label = gtk.Label('Amount:')
amount_label.set_size_request(100,-1)
amount_box.pack_start(amount_label, False)
amount_entry = gtk.Entry()
amount_entry.set_size_request(120, -1)
amount_box.pack_start(amount_entry, False)
vbox.pack_start(amount_box, False, False, 5)
self.fee_box = fee_box = gtk.HBox()
fee_label = gtk.Label('Fee:')
fee_label.set_size_request(100,-1)
fee_box.pack_start(fee_label, False)
fee_entry = gtk.Entry()
fee_entry.set_size_request(60, 26)
fee_box.pack_start(fee_entry, False)
vbox.pack_start(fee_box, False, False, 5)
end_box = gtk.HBox()
empty_label = gtk.Label('')
empty_label.set_size_request(100,-1)
end_box.pack_start(empty_label, False)
send_button = gtk.Button("Send")
send_button.show()
end_box.pack_start(send_button, False, False, 0)
clear_button = gtk.Button("Clear")
clear_button.show()
end_box.pack_start(clear_button, False, False, 15)
send_button.connect("clicked", self.do_send, (payto_entry, message_entry, amount_entry, fee_entry))
clear_button.connect("clicked", self.do_clear, (payto_entry, message_entry, amount_entry, fee_entry))
vbox.pack_start(end_box, False, False, 5)
# display this line only if there is a signature
payto_sig = gtk.HBox()
payto_sig_id = gtk.Label('')
payto_sig.pack_start(payto_sig_id, False)
vbox.pack_start(payto_sig, True, True, 5)
self.user_fee = False
def entry_changed( entry, is_fee ):
self.funds_error = False
amount = numbify(amount_entry)
fee = numbify(fee_entry)
if not is_fee: fee = None
if amount is None:
return
inputs, total, fee = self.wallet.choose_tx_inputs( amount, fee )
if not is_fee:
fee_entry.set_text( str( Decimal( fee ) / 100000000 ) )
self.fee_box.show()
if inputs:
amount_entry.modify_text(gtk.STATE_NORMAL, gtk.gdk.color_parse("#000000"))
fee_entry.modify_text(gtk.STATE_NORMAL, gtk.gdk.color_parse("#000000"))
send_button.set_sensitive(True)
else:
send_button.set_sensitive(False)
amount_entry.modify_text(gtk.STATE_NORMAL, gtk.gdk.color_parse("#cc0000"))
fee_entry.modify_text(gtk.STATE_NORMAL, gtk.gdk.color_parse("#cc0000"))
self.funds_error = True
amount_entry.connect('changed', entry_changed, False)
fee_entry.connect('changed', entry_changed, True)
self.payto_entry = payto_entry
self.payto_fee_entry = fee_entry
self.payto_sig_id = payto_sig_id
self.payto_sig = payto_sig
self.amount_entry = amount_entry
self.message_entry = message_entry
self.add_tab(page, 'Send')
def set_frozen(self,entry,frozen):
if frozen:
entry.set_editable(False)
entry.set_has_frame(False)
entry.modify_base(gtk.STATE_NORMAL, gtk.gdk.color_parse("#eeeeee"))
else:
entry.set_editable(True)
entry.set_has_frame(True)
entry.modify_base(gtk.STATE_NORMAL, gtk.gdk.color_parse("#ffffff"))
def set_url(self, url):
payto, amount, label, message, signature, identity, url = self.wallet.parse_url(url, self.show_message, self.question)
self.notebook.set_current_page(1)
self.payto_entry.set_text(payto)
self.message_entry.set_text(message)
self.amount_entry.set_text(amount)
if identity:
self.set_frozen(self.payto_entry,True)
self.set_frozen(self.amount_entry,True)
self.set_frozen(self.message_entry,True)
self.payto_sig_id.set_text( ' The bitcoin URI was signed by ' + identity )
else:
self.payto_sig.set_visible(False)
def create_about_tab(self):
import pango
page = gtk.VBox()
page.show()
tv = gtk.TextView()
tv.set_editable(False)
tv.set_cursor_visible(False)
tv.modify_font(pango.FontDescription(MONOSPACE_FONT))
scroll = gtk.ScrolledWindow()
scroll.add(tv)
page.pack_start(scroll)
self.info = tv.get_buffer()
self.add_tab(page, 'Wall')
def do_clear(self, w, data):
self.payto_sig.set_visible(False)
self.payto_fee_entry.set_text('')
for entry in [self.payto_entry,self.amount_entry,self.message_entry]:
self.set_frozen(entry,False)
entry.set_text('')
def question(self,msg):
dialog = gtk.MessageDialog( self.window, gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, gtk.MESSAGE_QUESTION, gtk.BUTTONS_OK_CANCEL, msg)
dialog.show()
result = dialog.run()
dialog.destroy()
return result == gtk.RESPONSE_OK
def do_send(self, w, data):
payto_entry, label_entry, amount_entry, fee_entry = data
label = label_entry.get_text()
r = payto_entry.get_text()
r = r.strip()
m1 = re.match('^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$', r)
m2 = re.match('(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+) \<([1-9A-HJ-NP-Za-km-z]{26,})\>', r)
if m1:
to_address = self.wallet.get_alias(r, True, self.show_message, self.question)
if not to_address:
return
else:
self.update_sending_tab()
elif m2:
to_address = m2.group(5)
else:
to_address = r
if not is_valid(to_address):
self.show_message( "invalid bitcoin address:\n"+to_address)
return
try:
amount = int( Decimal(amount_entry.get_text()) * 100000000 )
except:
self.show_message( "invalid amount")
return
try:
fee = int( Decimal(fee_entry.get_text()) * 100000000 )
except:
self.show_message( "invalid fee")
return
if self.wallet.use_encryption:
password = password_dialog(self.window)
if not password:
return
else:
password = None
try:
tx = self.wallet.mktx( [(to_address, amount)], password, fee )
except BaseException, e:
self.show_message(str(e))
return
if tx.requires_fee(self.wallet.verifier) and fee < MIN_RELAY_TX_FEE:
self.show_message( "This transaction requires a higher fee, or it will not be propagated by the network." )
return
if label:
self.wallet.labels[tx.hash()] = label
status, msg = self.wallet.sendtx( tx )
if status:
self.show_message( "payment sent.\n" + msg )
payto_entry.set_text("")
label_entry.set_text("")
amount_entry.set_text("")
fee_entry.set_text("")
#self.fee_box.hide()
self.update_sending_tab()
else:
self.show_message( msg )
def treeview_button_press(self, treeview, event):
if event.type == gtk.gdk._2BUTTON_PRESS:
c = treeview.get_cursor()[0]
if treeview == self.history_treeview:
tx_details = self.history_list.get_value( self.history_list.get_iter(c), 8)
self.show_message(tx_details)
elif treeview == self.contacts_treeview:
m = self.addressbook_list.get_value( self.addressbook_list.get_iter(c), 0)
#a = self.wallet.aliases.get(m)
#if a:
# if a[0] in self.wallet.authorities.keys():
# s = self.wallet.authorities.get(a[0])
# else:
# s = "self-signed"
# msg = 'Alias: '+ m + '\nTarget address: '+ a[1] + '\n\nSigned by: ' + s + '\nSigning address:' + a[0]
# self.show_message(msg)
def treeview_key_press(self, treeview, event):
c = treeview.get_cursor()[0]
if event.keyval == gtk.keysyms.Up:
if c and c[0] == 0:
treeview.parent.grab_focus()
treeview.set_cursor((0,))
elif event.keyval == gtk.keysyms.Return:
if treeview == self.history_treeview:
tx_details = self.history_list.get_value( self.history_list.get_iter(c), 8)
self.show_message(tx_details)
elif treeview == self.contacts_treeview:
m = self.addressbook_list.get_value( self.addressbook_list.get_iter(c), 0)
#a = self.wallet.aliases.get(m)
#if a:
# if a[0] in self.wallet.authorities.keys():
# s = self.wallet.authorities.get(a[0])
# else:
# s = "self"
# msg = 'Alias:'+ m + '\n\nTarget: '+ a[1] + '\nSigned by: ' + s + '\nSigning address:' + a[0]
# self.show_message(msg)
return False
def create_history_tab(self):
self.history_list = gtk.ListStore(str, str, str, str, 'gboolean', str, str, str, str)
treeview = gtk.TreeView(model=self.history_list)
self.history_treeview = treeview
treeview.set_tooltip_column(7)
treeview.show()
treeview.connect('key-press-event', self.treeview_key_press)
treeview.connect('button-press-event', self.treeview_button_press)
tvcolumn = gtk.TreeViewColumn('')
treeview.append_column(tvcolumn)
cell = gtk.CellRendererPixbuf()
tvcolumn.pack_start(cell, False)
tvcolumn.set_attributes(cell, stock_id=1)
tvcolumn = gtk.TreeViewColumn('Date')
treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
tvcolumn.pack_start(cell, False)
tvcolumn.add_attribute(cell, 'text', 2)
tvcolumn = gtk.TreeViewColumn('Description')
treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
cell.set_property('foreground', 'grey')
cell.set_property('family', MONOSPACE_FONT)
cell.set_property('editable', True)
def edited_cb(cell, path, new_text, h_list):
tx = h_list.get_value( h_list.get_iter(path), 0)
self.wallet.labels[tx] = new_text
self.wallet.save()
self.update_history_tab()
cell.connect('edited', edited_cb, self.history_list)
def editing_started(cell, entry, path, h_list):
tx = h_list.get_value( h_list.get_iter(path), 0)
if not self.wallet.labels.get(tx): entry.set_text('')
cell.connect('editing-started', editing_started, self.history_list)
tvcolumn.set_expand(True)
tvcolumn.pack_start(cell, True)
tvcolumn.set_attributes(cell, text=3, foreground_set = 4)
tvcolumn = gtk.TreeViewColumn('Amount')
treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
cell.set_alignment(1, 0.5)
cell.set_property('family', MONOSPACE_FONT)
tvcolumn.pack_start(cell, False)
tvcolumn.add_attribute(cell, 'text', 5)
tvcolumn = gtk.TreeViewColumn('Balance')
treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
cell.set_alignment(1, 0.5)
cell.set_property('family', MONOSPACE_FONT)
tvcolumn.pack_start(cell, False)
tvcolumn.add_attribute(cell, 'text', 6)
tvcolumn = gtk.TreeViewColumn('Tooltip')
treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
tvcolumn.pack_start(cell, False)
tvcolumn.add_attribute(cell, 'text', 7)
tvcolumn.set_visible(False)
scroll = gtk.ScrolledWindow()
scroll.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
scroll.add(treeview)
self.add_tab(scroll, 'History')
self.update_history_tab()
def create_recv_tab(self):
self.recv_list = gtk.ListStore(str, str, str)
self.add_tab( self.make_address_list(True), 'Receive')
self.update_receiving_tab()
def create_book_tab(self):
self.addressbook_list = gtk.ListStore(str, str, str)
self.add_tab( self.make_address_list(False), 'Contacts')
self.update_sending_tab()
def make_address_list(self, is_recv):
liststore = self.recv_list if is_recv else self.addressbook_list
treeview = gtk.TreeView(model= liststore)
treeview.connect('key-press-event', self.treeview_key_press)
treeview.connect('button-press-event', self.treeview_button_press)
treeview.show()
if not is_recv:
self.contacts_treeview = treeview
tvcolumn = gtk.TreeViewColumn('Address')
treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
cell.set_property('family', MONOSPACE_FONT)
tvcolumn.pack_start(cell, True)
tvcolumn.add_attribute(cell, 'text', 0)
tvcolumn = gtk.TreeViewColumn('Label')
tvcolumn.set_expand(True)
treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
cell.set_property('editable', True)
def edited_cb2(cell, path, new_text, liststore):
address = liststore.get_value( liststore.get_iter(path), 0)
self.wallet.labels[address] = new_text
self.wallet.save()
self.update_receiving_tab()
self.update_sending_tab()
self.update_history_tab()
cell.connect('edited', edited_cb2, liststore)
tvcolumn.pack_start(cell, True)
tvcolumn.add_attribute(cell, 'text', 1)
tvcolumn = gtk.TreeViewColumn('Tx')
treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
tvcolumn.pack_start(cell, True)
tvcolumn.add_attribute(cell, 'text', 2)
scroll = gtk.ScrolledWindow()
scroll.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
scroll.add(treeview)
hbox = gtk.HBox()
if not is_recv:
button = gtk.Button("New")
button.connect("clicked", self.newaddress_dialog)
button.show()
hbox.pack_start(button,False)
def showqrcode(w, treeview, liststore):
path, col = treeview.get_cursor()
if not path: return
address = liststore.get_value(liststore.get_iter(path), 0)
qr = pyqrnative.QRCode(4, pyqrnative.QRErrorCorrectLevel.H)
qr.addData(address)
qr.make()
boxsize = 7
size = qr.getModuleCount()*boxsize
def area_expose_cb(area, event):
style = area.get_style()
k = qr.getModuleCount()
for r in range(k):
for c in range(k):
gc = style.black_gc if qr.isDark(r, c) else style.white_gc
area.window.draw_rectangle(gc, True, c*boxsize, r*boxsize, boxsize, boxsize)
area = gtk.DrawingArea()
area.set_size_request(size, size)
area.connect("expose-event", area_expose_cb)
area.show()
dialog = gtk.Dialog(address, parent=self.window, flags=gtk.DIALOG_MODAL|gtk.DIALOG_NO_SEPARATOR, buttons = ("ok",1))
dialog.vbox.add(area)
dialog.run()
dialog.destroy()
button = gtk.Button("QR")
button.connect("clicked", showqrcode, treeview, liststore)
button.show()
hbox.pack_start(button,False)
button = gtk.Button("Copy to clipboard")
def copy2clipboard(w, treeview, liststore):
import platform
path, col = treeview.get_cursor()
if path:
address = liststore.get_value( liststore.get_iter(path), 0)
if platform.system() == 'Windows':
from Tkinter import Tk
r = Tk()
r.withdraw()
r.clipboard_clear()
r.clipboard_append( address )
r.destroy()
else:
c = gtk.clipboard_get()
c.set_text( address )
button.connect("clicked", copy2clipboard, treeview, liststore)
button.show()
hbox.pack_start(button,False)
if not is_recv:
button = gtk.Button("Pay to")
def payto(w, treeview, liststore):
path, col = treeview.get_cursor()
if path:
address = liststore.get_value( liststore.get_iter(path), 0)
self.payto_entry.set_text( address )
self.notebook.set_current_page(1)
self.amount_entry.grab_focus()
button.connect("clicked", payto, treeview, liststore)
button.show()
hbox.pack_start(button,False)
vbox = gtk.VBox()
vbox.pack_start(scroll,True)
vbox.pack_start(hbox, False)
return vbox
def update_status_bar(self):
interface = self.network.interface
if self.funds_error:
text = "Not enough funds"
elif interface and interface.is_connected:
self.network_button.set_tooltip_text("Connected to %s:%d.\n%d blocks"%(interface.host, interface.port, self.network.blockchain.height()))
if not self.wallet.up_to_date:
self.status_image.set_from_stock(gtk.STOCK_REFRESH, gtk.ICON_SIZE_MENU)
text = "Synchronizing..."
else:
self.status_image.set_from_stock(gtk.STOCK_YES, gtk.ICON_SIZE_MENU)
self.network_button.set_tooltip_text("Connected to %s:%d.\n%d blocks"%(interface.host, interface.port, self.network.blockchain.height()))
c, u = self.wallet.get_balance()
text = "Balance: %s "%( format_satoshis(c,False,self.num_zeros) )
if u: text += "[%s unconfirmed]"%( format_satoshis(u,True,self.num_zeros).strip() )
else:
self.status_image.set_from_stock(gtk.STOCK_NO, gtk.ICON_SIZE_MENU)
self.network_button.set_tooltip_text("Not connected.")
text = "Not connected"
self.status_bar.pop(self.context_id)
self.status_bar.push(self.context_id, text)
if self.wallet.up_to_date and self.wallet_updated:
self.update_history_tab()
self.update_receiving_tab()
# addressbook too...
self.info.set_text( self.network.banner )
self.wallet_updated = False
def update_receiving_tab(self):
self.recv_list.clear()
for address in self.wallet.addresses(True):
if self.wallet.is_change(address):continue
label = self.wallet.labels.get(address)
h = self.wallet.history.get(address,[])
n = len(h)
tx = "None" if n==0 else "%d"%n
self.recv_list.append((address, label, tx ))
def update_sending_tab(self):
# detect addresses that are not mine in history, add them here...
self.addressbook_list.clear()
#for alias, v in self.wallet.aliases.items():
# s, target = v
# label = self.wallet.labels.get(alias)
# self.addressbook_list.append((alias, label, '-'))
for address in self.wallet.addressbook:
label = self.wallet.labels.get(address)
n = self.wallet.get_num_tx(address)
self.addressbook_list.append((address, label, "%d"%n))
def update_history_tab(self):
cursor = self.history_treeview.get_cursor()[0]
self.history_list.clear()
for item in self.wallet.get_tx_history():
tx_hash, conf, is_mine, value, fee, balance, timestamp = item
if conf > 0:
try:
time_str = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
except:
time_str = "------"
conf_icon = gtk.STOCK_APPLY
elif conf == -1:
time_str = 'unverified'
conf_icon = None
else:
time_str = 'pending'
conf_icon = gtk.STOCK_EXECUTE
label, is_default_label = self.wallet.get_label(tx_hash)
tooltip = tx_hash + "\n%d confirmations"%conf if tx_hash else ''
details = self.get_tx_details(tx_hash)
self.history_list.prepend( [tx_hash, conf_icon, time_str, label, is_default_label,
format_satoshis(value,True,self.num_zeros, whitespaces=True),
format_satoshis(balance,False,self.num_zeros, whitespaces=True), tooltip, details] )
if cursor: self.history_treeview.set_cursor( cursor )
def get_tx_details(self, tx_hash):
import datetime
if not tx_hash: return ''
tx = self.wallet.transactions.get(tx_hash)
is_relevant, is_mine, v, fee = self.wallet.get_tx_value(tx)
conf, timestamp = self.wallet.verifier.get_confirmations(tx_hash)
if timestamp:
time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
else:
time_str = 'pending'
inputs = map(lambda x: x.get('address'), tx.inputs)
outputs = map(lambda x: x.get('address'), tx.d['outputs'])
tx_details = "Transaction Details" +"\n\n" \
+ "Transaction ID:\n" + tx_hash + "\n\n" \
+ "Status: %d confirmations\n"%conf
if is_mine:
if fee:
tx_details += "Amount sent: %s\n"% format_satoshis(v-fee, False) \
+ "Transaction fee: %s\n"% format_satoshis(fee, False)
else:
tx_details += "Amount sent: %s\n"% format_satoshis(v, False) \
+ "Transaction fee: unknown\n"
else:
tx_details += "Amount received: %s\n"% format_satoshis(v, False) \
tx_details += "Date: %s\n\n"%time_str \
+ "Inputs:\n-"+ '\n-'.join(inputs) + "\n\n" \
+ "Outputs:\n-"+ '\n-'.join(outputs)
return tx_details
def newaddress_dialog(self, w):
title = "New Contact"
dialog = gtk.Dialog(title, parent=self.window,
flags=gtk.DIALOG_MODAL|gtk.DIALOG_NO_SEPARATOR,
buttons= ("cancel", 0, "ok",1) )
dialog.show()
label = gtk.HBox()
label_label = gtk.Label('Label:')
label_label.set_size_request(120,10)
label_label.show()
label.pack_start(label_label)
label_entry = gtk.Entry()
label_entry.show()
label.pack_start(label_entry)
label.show()
dialog.vbox.pack_start(label, False, True, 5)
address = gtk.HBox()
address_label = gtk.Label('Address:')
address_label.set_size_request(120,10)
address_label.show()
address.pack_start(address_label)
address_entry = gtk.Entry()
address_entry.show()
address.pack_start(address_entry)
address.show()
dialog.vbox.pack_start(address, False, True, 5)
result = dialog.run()
address = address_entry.get_text()
label = label_entry.get_text()
dialog.destroy()
if result == 1:
if is_valid(address):
self.wallet.add_contact(address,label)
self.update_sending_tab()
else:
errorDialog = gtk.MessageDialog(
parent=self.window,
flags=gtk.DIALOG_MODAL,
buttons= gtk.BUTTONS_CLOSE,
message_format = "Invalid address")
errorDialog.show()
errorDialog.run()
errorDialog.destroy()
class ElectrumGui():
def __init__(self, config, network):
self.network = network
self.config = config
def main(self, url=None):
storage = WalletStorage(self.config)
if not storage.file_exists:
action = self.restore_or_create()
if not action:
exit()
self.wallet = wallet = Wallet(storage)
gap = self.config.get('gap_limit', 5)
if gap != 5:
wallet.gap_limit = gap
wallet.storage.put('gap_limit', gap, True)
self.wallet.start_threads(self.network)
if action == 'create':
wallet.init_seed(None)
wallet.save_seed()
wallet.create_accounts()
wallet.synchronize() # generate first addresses offline
elif action == 'restore':
seed = self.seed_dialog()
wallet.init_seed(seed)
wallet.save_seed()
self.restore_wallet(wallet)
else:
exit()
else:
self.wallet = Wallet(storage)
self.wallet.start_threads(self.network)
w = ElectrumWindow(self.wallet, self.config, self.network)
if url: w.set_url(url)
gtk.main()
def restore_or_create(self):
return restore_create_dialog()
def seed_dialog(self):
return run_recovery_dialog()
def verify_seed(self):
self.wallet.save_seed()
return True
def network_dialog(self):
return run_network_dialog( self.network, parent=None )
def show_seed(self):
show_seed_dialog(self.wallet, None, None)
def password_dialog(self):
change_password_dialog(self.wallet, None, None)
def restore_wallet(self, wallet):
dialog = gtk.MessageDialog(
parent = None,
flags = gtk.DIALOG_MODAL,
buttons = gtk.BUTTONS_CANCEL,
message_format = "Please wait..." )
dialog.show()
def recover_thread( wallet, dialog ):
wallet.restore(lambda x:x)
gobject.idle_add( dialog.destroy )
thread.start_new_thread( recover_thread, ( wallet, dialog ) )
r = dialog.run()
dialog.destroy()
if r==gtk.RESPONSE_CANCEL: return False
if not wallet.is_found():
show_message("No transactions found for this seed")
return True