365 lines
13 KiB
Python
365 lines
13 KiB
Python
import curses, datetime
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from decimal import Decimal
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_ = lambda x:x
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#from i18n import _
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from util import format_satoshis, set_verbosity
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class ElectrumGui:
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def __init__(self, wallet, config, app=None):
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self.stdscr = curses.initscr()
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curses.noecho()
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curses.cbreak()
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curses.start_color()
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curses.use_default_colors()
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curses.init_pair(1, curses.COLOR_WHITE, curses.COLOR_BLUE)
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self.stdscr.keypad(1)
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self.stdscr.border(0)
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self.maxy, self.maxx = self.stdscr.getmaxyx()
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curses.curs_set(0)
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self.w = curses.newwin(10, 50, 5, 5)
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self.wallet = wallet
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self.config = config
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set_verbosity(False)
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self.tab = 0
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self.pos = 0
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self.popup_pos = 0
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self.str_recipient = ""
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self.str_description = ""
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self.str_amount = ""
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self.str_fee = ""
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self.wallet.interface.register_callback('updated', self.refresh)
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self.wallet.interface.register_callback('connected', self.refresh)
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self.wallet.interface.register_callback('disconnected', self.refresh)
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self.wallet.interface.register_callback('disconnecting', self.refresh)
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self.tab_names = [_("History"), _("Send"), _("Receive"), _("Contacts"), _("Wall")]
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self.num_tabs = len(self.tab_names)
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def server_list_changed(self):
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pass
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def restore_or_create(self):
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pass
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def get_string(self, y, x):
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curses.curs_set(1)
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curses.echo()
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self.stdscr.addstr( y, x, " "*20, curses.A_REVERSE)
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s = self.stdscr.getstr(y,x)
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curses.noecho()
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curses.curs_set(0)
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return s
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def print_history(self):
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width = [20, 40, 14, 14]
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delta = (self.maxx - sum(width) - 4)/3
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format_str = "%"+"%d"%width[0]+"s"+"%"+"%d"%(width[1]+delta)+"s"+"%"+"%d"%(width[2]+delta)+"s"+"%"+"%d"%(width[3]+delta)+"s"
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b = 0
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messages = []
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for tx in self.wallet.get_tx_history():
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v = self.wallet.get_tx_value(tx['tx_hash'])
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b += v
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try:
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time_str = str( datetime.datetime.fromtimestamp( tx['timestamp']))
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except:
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print tx['timestamp']
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time_str = 'pending'
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tx_hash = tx['tx_hash']
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label, is_default_label = self.wallet.get_label(tx_hash)
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#label += ' '*(40 - len(label) )
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messages.append( format_str%( time_str, label, format_satoshis(v), format_satoshis(b) ) )
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self.print_list(messages[::-1], format_str%( _("Date"), _("Description"), _("Amount"), _("Balance")))
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def print_balance(self):
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if self.wallet.interface and self.wallet.interface.is_connected:
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if not self.wallet.up_to_date:
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msg = _( "Synchronizing..." )
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else:
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c, u = self.wallet.get_balance()
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msg = _("Balance")+": %f "%(Decimal( c ) / 100000000)
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if u: msg += " [%f unconfirmed]"%(Decimal( u ) / 100000000)
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else:
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msg = _( "Not connected" )
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self.stdscr.addstr( self.maxy -1, 3, msg)
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for i in range(self.num_tabs):
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self.stdscr.addstr( 0, 2 + 2*i + len(''.join(self.tab_names[0:i])), ' '+self.tab_names[i]+' ', curses.A_BOLD if self.tab == i else 0)
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self.stdscr.addstr( self.maxy -1, self.maxx-30, ' '.join([_("Settings"), _("Network"), _("Quit")]))
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def print_contacts(self):
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messages = map(lambda addr: "%30s %30s "%(addr, self.wallet.labels.get(addr,"")), self.wallet.addressbook)
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self.print_list(messages, "%19s %25s "%("Address", "Label"))
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def print_receive(self):
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messages = map(lambda addr: "%30s %30s "%(addr, self.wallet.labels.get(addr,"")), self.wallet.addresses)
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self.print_list(messages, "%19s %25s "%("Address", "Label"))
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def print_edit_line(self, y, label, text, index, size):
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text += " "*(size - len(text) )
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self.stdscr.addstr( y, 2, label)
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self.stdscr.addstr( y, 15, text, curses.A_REVERSE if self.pos%5==index else curses.color_pair(1))
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def print_send_tab(self):
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self.stdscr.clear()
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self.print_edit_line(3, _("Pay to"), self.str_recipient, 0, 40)
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self.print_edit_line(5, _("Description"), self.str_description, 1, 40)
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self.print_edit_line(7, _("Amount"), self.str_amount, 2, 15)
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self.print_edit_line(9, _("Fee"), self.str_fee, 3, 15)
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self.stdscr.addstr( 12, 15, _("Send"), curses.A_REVERSE if self.pos%5==4 else 0)
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def getstr_send(self):
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curses.curs_set(1)
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curses.echo()
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if self.pos%5==0:
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s = self.stdscr.getstr(3, 15)
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if s: self.str_recipient = s
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elif self.pos%5==1:
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s = self.stdscr.getstr(5, 15)
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if s: self.str_description = s
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elif self.pos%5==2:
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s = self.stdscr.getstr(7, 15)
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if s: self.str_amount = s
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elif self.pos%5==3:
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s = self.stdscr.getstr(9, 15)
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if s: self.str_fee = s
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else:
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pass
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curses.noecho()
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curses.curs_set(0)
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self.print_send_tab()
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def print_banner(self):
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self.stdscr.addstr( 1, 1, self.wallet.banner )
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def print_list(self, list, firstline):
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firstline += " "*(self.maxx -2 - len(firstline))
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self.stdscr.addstr( 1, 1, firstline )
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for i in range(self.maxy-4):
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msg = list[i] if i < len(list) else ""
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msg += " "*(self.maxx - 2 - len(msg))
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self.stdscr.addstr( i+2, 1, msg[0:self.maxx - 2], curses.A_REVERSE if i == (self.pos % len(list)) else 0)
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def refresh(self):
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self.stdscr.border(0)
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self.print_balance()
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self.stdscr.refresh()
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def main_command(self):
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c = self.stdscr.getch()
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if c == curses.KEY_RIGHT: self.tab = (self.tab + 1)%self.num_tabs
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elif c == curses.KEY_LEFT: self.tab = (self.tab - 1)%self.num_tabs
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elif c == curses.KEY_DOWN: self.pos +=1
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elif c == curses.KEY_UP: self.pos -= 1
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elif c == 9: self.pos +=1 # tab
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elif c in [27, ord('q')]: self.tab = -1
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elif c == ord('n'): self.network_dialog()
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elif c == ord('s'): self.settings_dialog()
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else: return c
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def run_tab(self, i, print_func, exec_func):
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while self.tab == i:
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self.stdscr.clear()
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print_func()
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self.refresh()
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c = self.main_command()
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if c: exec_func(c)
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def run_history_tab(self, c):
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if c == 10:
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out = self.run_popup('',["blah","foo"])
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def run_send_tab(self, c):
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if c == 10:
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if self.pos%5==4:
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self.do_send()
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else:
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self.getstr_send()
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self.print_send_tab()
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def run_receive_tab(self, c):
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if c == 10:
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out = self.run_popup('Address', ["Edit label", "Freeze", "Prioritize"])
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def run_contacts_tab(self, c):
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if c == 10:
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out = self.run_popup('Adress', ["Copy", "Pay to", "Edit label", "Delete"]).get('button')
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address = self.wallet.addressbook[self.pos%len(self.wallet.addressbook)]
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if out == "Pay to":
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self.tab = 1
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self.str_recipient = address
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self.pos = 2
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elif out == "Edit label":
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s = self.get_string(6 + self.pos, 18)
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if s:
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self.wallet.labels[address] = s
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def run_banner_tab(self, c):
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pass
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def main(self,url):
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while self.tab != -1:
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self.run_tab(0, self.print_history, self.run_history_tab)
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self.run_tab(1, self.print_send_tab, self.run_send_tab)
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self.run_tab(2, self.print_receive, self.run_receive_tab)
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self.run_tab(3, self.print_contacts, self.run_contacts_tab)
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self.run_tab(4, self.print_banner, self.run_banner_tab)
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curses.nocbreak();
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self.stdscr.keypad(0);
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curses.echo()
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curses.endwin()
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def do_send(self):
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if not self.wallet.is_valid(self.str_recipient):
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self.show_message(_('Invalid Bitcoin address'))
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return
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try:
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amount = int( Decimal( self.str_amount) * 100000000 )
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except:
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self.show_message(_('Invalid Amount'))
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return
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try:
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fee = int( Decimal( self.str_fee) * 100000000 )
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except:
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self.show_message(_('Invalid Fee'))
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return
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if self.wallet.use_encryption:
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password = self.password_dialog()
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if not password:
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return
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else:
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password = None
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def show_message(self, message):
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w = self.w
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w.clear()
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w.border(0)
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w.addstr(2,2,message)
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w.refresh()
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c = self.stdscr.getch()
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def run_popup(self, title, items):
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return self.run_dialog(title, map(lambda x: {'type':'button','label':x}, items), interval=1, y_pos = self.pos+3)
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def network_dialog(self):
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out = self.run_dialog('Network', [
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{'label':'server', 'type':'str', 'value':self.wallet.interface.server},
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{'label':'proxy', 'type':'str', 'value':self.config.get('proxy')},
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], buttons = 1)
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if out:
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if out.get('server'): self.wallet.interface.set_server(out.get('server'))
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def settings_dialog(self):
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out = self.run_dialog('Settings', [
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{'label':'Default GUI', 'type':'list', 'choices':['classic','lite','gtk','text'], 'value':self.config.get('gui')},
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{'label':'Default fee', 'type':'satoshis', 'value':self.config.get('fee')}
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], buttons = 1)
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if out:
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if out.get('Default GUI'): self.config.set_key('gui', out['Default GUI'], True)
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def password_dialog(self):
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out = self.run_dialog('Password', [
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{'label':'Password', 'type':'str'}
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], buttons = 1)
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return out
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def run_dialog(self, title, items, interval=2, buttons=None, y_pos=3):
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self.w = curses.newwin( 2+len(items)*interval, 50, y_pos, 5)
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w = self.w
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#items.append({'label':'cancel','type':'button'})
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if buttons: items.append({'label':' ok ','type':'button'})
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out = {}
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while True:
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w.clear()
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w.border(0)
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w.addstr( 0, 2, title)
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num = len(items)
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for i in range(num):
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item = items[i]
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label = item.get('label')
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if item.get('type') == 'list':
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value = item.get('value','')
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elif item.get('type') == 'satoshis':
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value = format_satoshis(item.get('value'))
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elif item.get('type') == 'str':
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value = item.get('value','')
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else:
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value = None
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if value:
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w.addstr( 1+interval*i, 2, label)
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w.addstr( 1+interval*i, 15, value, curses.A_REVERSE if self.popup_pos%num==i else curses.color_pair(1) )
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else:
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w.addstr( 1+interval*i, 2, label, curses.A_REVERSE if self.popup_pos%num==i else 0)
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w.refresh()
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c = self.stdscr.getch()
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if c in [ord('q'), 27]: break
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elif c == curses.KEY_UP: self.popup_pos -= 1
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elif c == curses.KEY_DOWN: self.popup_pos +=1
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elif c == 10:
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i = self.popup_pos%num
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item = items[i]
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_type = item.get('type')
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if _type == 'str':
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item['value'] = self.get_string(2+2*i, 15)
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out[item.get('label')] = item.get('value')
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elif _type == 'satoshis':
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curses.curs_set(1)
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curses.echo()
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s = w.getstr(2+2*i, 15)
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curses.noecho()
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curses.curs_set(0)
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try:
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s = int( Decimal(s)*100000000 )
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item['value'] = s
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out[item.get('label')] = item.get('value')
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except:
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pass
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elif _type == 'list':
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choices = item.get('choices')
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try:
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j = choices.index(item.get('value'))
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except:
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j = 0
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new_choice = choices[(j + 1)% len(choices)]
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item['value'] = new_choice
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out[item.get('label')] = item.get('value')
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elif _type == 'button':
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out['button'] = item.get('label')
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break
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return out
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