do not show send from menu for addresses that have no coins
[electrum-nvc.git] / gui / qt / main_window.py
index 07112c0..e74072e 100644 (file)
@@ -45,7 +45,8 @@ from electrum import bmp, pyqrnative
 
 from amountedit import AmountEdit, BTCAmountEdit, MyLineEdit
 from network_dialog import NetworkDialog
-from qrcodewidget import QRCodeWidget
+from qrcodewidget import QRCodeWidget, QRDialog
+from qrtextedit import QRTextEdit
 
 from decimal import Decimal
 
@@ -143,6 +144,7 @@ class ElectrumWindow(QMainWindow):
         tabs.addTab(self.create_history_tab(), _('History') )
         tabs.addTab(self.create_send_tab(), _('Send') )
         tabs.addTab(self.create_receive_tab(), _('Receive') )
+        tabs.addTab(self.create_addresses_tab(), _('Addresses') )
         tabs.addTab(self.create_contacts_tab(), _('Contacts') )
         tabs.addTab(self.create_invoices_tab(), _('Invoices') )
         tabs.addTab(self.create_console_tab(), _('Console') )
@@ -187,7 +189,7 @@ class ElectrumWindow(QMainWindow):
             self.console.showMessage(self.network.banner)
 
         self.wallet = None
-
+        self.payment_request = None
 
     def update_account_selector(self):
         # account selector
@@ -229,6 +231,8 @@ class ElectrumWindow(QMainWindow):
         self.update_buttons_on_seed()
         self.update_console()
 
+        self.clear_receive_tab()
+        self.update_receive_tab()
         run_hook('load_wallet', wallet)
 
 
@@ -430,6 +434,8 @@ class ElectrumWindow(QMainWindow):
         if self.need_update.is_set():
             self.update_wallet()
             self.need_update.clear()
+
+        self.receive_qr.update_qr()
         run_hook('timer_actions')
 
     def format_amount(self, x, is_diff=False, whitespaces=False):
@@ -484,6 +490,7 @@ class ElectrumWindow(QMainWindow):
         if self.wallet.up_to_date or not self.network or not self.network.is_connected():
             self.update_history_tab()
             self.update_receive_tab()
+            self.update_address_tab()
             self.update_contacts_tab()
             self.update_completions()
             self.update_invoices_tab()
@@ -653,6 +660,140 @@ class ElectrumWindow(QMainWindow):
         run_hook('history_tab_update')
 
 
+    def create_receive_tab(self):
+        w = QWidget()
+        grid = QGridLayout(w)
+        grid.setColumnMinimumWidth(3, 300)
+        grid.setColumnStretch(5, 1)
+
+        self.receive_address_e = QLineEdit()
+        self.receive_address_e.setReadOnly(True)
+        grid.addWidget(QLabel(_('Receiving address')), 0, 0)
+        grid.addWidget(self.receive_address_e, 0, 1, 1, 3)
+        self.receive_address_e.textChanged.connect(self.update_receive_qr)
+
+        self.receive_message_e = QLineEdit()
+        grid.addWidget(QLabel(_('Message')), 1, 0)
+        grid.addWidget(self.receive_message_e, 1, 1, 1, 3)
+        self.receive_message_e.textChanged.connect(self.update_receive_qr)
+
+        self.receive_amount_e = BTCAmountEdit(self.get_decimal_point)
+        grid.addWidget(QLabel(_('Requested amount')), 2, 0)
+        grid.addWidget(self.receive_amount_e, 2, 1, 1, 2)
+        self.receive_amount_e.textChanged.connect(self.update_receive_qr)
+
+        self.save_request_button = QPushButton(_('Save'))
+        self.save_request_button.clicked.connect(self.save_payment_request)
+        grid.addWidget(self.save_request_button, 3, 1)
+        clear_button = QPushButton(_('New'))
+        clear_button.clicked.connect(self.clear_receive_tab)
+        grid.addWidget(clear_button, 3, 2)
+        grid.setRowStretch(4, 1)
+
+        self.receive_qr = QRCodeWidget()
+        grid.addWidget(self.receive_qr, 0, 4, 5, 2)
+
+        self.receive_requests_label = QLabel(_('Saved Requests'))
+        self.receive_list = MyTreeWidget(self)
+        self.receive_list.customContextMenuRequested.connect(self.receive_list_menu)
+        self.receive_list.currentItemChanged.connect(self.receive_item_changed)
+        self.receive_list.itemClicked.connect(self.receive_item_changed)
+        self.receive_list.setHeaderLabels( [_('Address'), _('Message'), _('Amount'), _('Status')] )
+        self.receive_list.setColumnWidth(0, 320)
+        h = self.receive_list.header()
+        h.setStretchLastSection(False)
+        h.setResizeMode(1, QHeaderView.Stretch)
+
+        grid.addWidget(self.receive_requests_label, 5, 0)
+        grid.addWidget(self.receive_list, 6, 0, 1, 6)
+
+        grid.setRowStretch(7, 1)
+        return w
+
+    def receive_item_changed(self, item):
+        if item is None:
+            return
+        addr = str(item.text(0))
+        amount, message = self.receive_requests[addr]
+        self.receive_address_e.setText(addr)
+        self.receive_message_e.setText(message)
+        self.receive_amount_e.setAmount(amount)
+
+
+    def receive_list_delete(self, item):
+        addr = str(item.text(0))
+        self.receive_requests.pop(addr)
+        self.update_receive_tab()
+        self.clear_receive_tab()
+
+    def receive_list_menu(self, position):
+        item = self.receive_list.itemAt(position)
+        menu = QMenu()
+        menu.addAction(_("Delete"), lambda: self.receive_list_delete(item))
+        menu.exec_(self.receive_list.viewport().mapToGlobal(position))
+
+    def save_payment_request(self):
+        addr = str(self.receive_address_e.text())
+        amount = self.receive_amount_e.get_amount()
+        message = str(self.receive_message_e.text())
+        if not message and not amount:
+            QMessageBox.warning(self, _('Error'), _('No message or amount'), _('OK'))
+            return
+        self.receive_requests = self.wallet.storage.get('receive_requests',{}) 
+        self.receive_requests[addr] = (amount, message)
+        self.wallet.storage.put('receive_requests', self.receive_requests)
+        self.update_receive_tab()
+
+    def clear_receive_tab(self):
+        self.receive_requests = self.wallet.storage.get('receive_requests',{}) 
+        domain = self.wallet.get_account_addresses(self.current_account, include_change=False)
+        for addr in domain:
+            if not self.wallet.address_is_old(addr) and addr not in self.receive_requests.keys():
+                break
+        else:
+            addr = ""
+        self.receive_address_e.setText(addr)
+        self.receive_message_e.setText('')
+        self.receive_amount_e.setAmount(None)
+
+    def receive_at(self, addr):
+        if not bitcoin.is_address(addr):
+            return
+        self.tabs.setCurrentIndex(2)
+        self.receive_address_e.setText(addr)
+
+    def update_receive_tab(self):
+        self.receive_requests = self.wallet.storage.get('receive_requests',{}) 
+        b = len(self.receive_requests) > 0
+        self.receive_list.setVisible(b)
+        self.receive_requests_label.setVisible(b)
+
+        self.receive_list.clear()
+        for address, v in self.receive_requests.items():
+            amount, message = v
+            item = QTreeWidgetItem( [ address, message, self.format_amount(amount) if amount else "", ""] )
+            self.receive_list.addTopLevelItem(item)
+
+
+    def update_receive_qr(self):
+        import urlparse, urllib
+        addr = str(self.receive_address_e.text())
+        amount = self.receive_amount_e.get_amount()
+        message = unicode(self.receive_message_e.text()).encode('utf8')
+        self.save_request_button.setEnabled((amount is not None) or (message != ""))
+        if addr:
+            query = []
+            if amount:
+                query.append('amount=%s'%format_satoshis(amount))
+            if message:
+                query.append('message=%s'%urllib.quote(message))
+            p = urlparse.ParseResult(scheme='bitcoin', netloc='', path=addr, params='', query='&'.join(query), fragment='')
+            url = urlparse.urlunparse(p)
+        else:
+            url = ""
+        self.receive_qr.set_addr(url)
+
+
     def create_send_tab(self):
         w = QWidget()
 
@@ -664,7 +805,7 @@ class ElectrumWindow(QMainWindow):
 
         from paytoedit import PayToEdit
         self.amount_e = BTCAmountEdit(self.get_decimal_point)
-        self.payto_e = PayToEdit(self.amount_e)
+        self.payto_e = PayToEdit(self)
         self.payto_help = HelpButton(_('Recipient of the funds.') + '\n\n' + _('You may enter a Bitcoin address, a label from your list of contacts (a list of completions will be proposed), or an alias (email-like address that forwards to a Bitcoin address)'))
         grid.addWidget(QLabel(_('Pay to')), 1, 0)
         grid.addWidget(self.payto_e, 1, 1, 1, 3)
@@ -1063,7 +1204,7 @@ class ElectrumWindow(QMainWindow):
                 self.wallet.unfreeze(addr)
             elif addr not in self.wallet.frozen_addresses and freeze:
                 self.wallet.freeze(addr)
-        self.update_receive_tab()
+        self.update_address_tab()
 
 
 
@@ -1086,7 +1227,7 @@ class ElectrumWindow(QMainWindow):
         return l, w
 
 
-    def create_receive_tab(self):
+    def create_addresses_tab(self):
         l, w = self.create_list_tab([ _('Address'), _('Label'), _('Balance'), _('Tx')])
         for i,width in enumerate(self.column_widths['receive']):
             l.setColumnWidth(i, width)
@@ -1096,7 +1237,7 @@ class ElectrumWindow(QMainWindow):
         self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l,0,1))
         self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l,0,1))
         self.connect(l, SIGNAL('currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)'), lambda a,b: self.current_item_changed(a))
-        self.receive_list = l
+        self.address_list = l
         return w
 
 
@@ -1104,8 +1245,8 @@ class ElectrumWindow(QMainWindow):
 
     def save_column_widths(self):
         self.column_widths["receive"] = []
-        for i in range(self.receive_list.columnCount() -1):
-            self.column_widths["receive"].append(self.receive_list.columnWidth(i))
+        for i in range(self.address_list.columnCount() -1):
+            self.column_widths["receive"].append(self.address_list.columnWidth(i))
 
         self.column_widths["history"] = []
         for i in range(self.history_list.columnCount() - 1):
@@ -1162,7 +1303,7 @@ class ElectrumWindow(QMainWindow):
     def delete_imported_key(self, addr):
         if self.question(_("Do you want to remove")+" %s "%addr +_("from your wallet?")):
             self.wallet.delete_imported_key(addr)
-            self.update_receive_tab()
+            self.update_address_tab()
             self.update_history_tab()
 
     def edit_account_label(self, k):
@@ -1170,7 +1311,7 @@ class ElectrumWindow(QMainWindow):
         if ok:
             label = unicode(text)
             self.wallet.set_label(k,label)
-            self.update_receive_tab()
+            self.update_address_tab()
 
     def account_set_expanded(self, item, k, b):
         item.setExpanded(b)
@@ -1187,22 +1328,22 @@ class ElectrumWindow(QMainWindow):
             menu.addAction(_("View details"), lambda: self.show_account_details(k))
         if self.wallet.account_is_pending(k):
             menu.addAction(_("Delete"), lambda: self.delete_pending_account(k))
-        menu.exec_(self.receive_list.viewport().mapToGlobal(position))
+        menu.exec_(self.address_list.viewport().mapToGlobal(position))
 
     def delete_pending_account(self, k):
         self.wallet.delete_pending_account(k)
-        self.update_receive_tab()
+        self.update_address_tab()
 
     def create_receive_menu(self, position):
         # fixme: this function apparently has a side effect.
         # if it is not called the menu pops up several times
-        #self.receive_list.selectedIndexes()
+        #self.address_list.selectedIndexes()
 
-        selected = self.receive_list.selectedItems()
+        selected = self.address_list.selectedItems()
         multi_select = len(selected) > 1
         addrs = [unicode(item.text(0)) for item in selected]
         if not multi_select:
-            item = self.receive_list.itemAt(position)
+            item = self.address_list.itemAt(position)
             if not item: return
 
             addr = addrs[0]
@@ -1217,7 +1358,7 @@ class ElectrumWindow(QMainWindow):
         menu = QMenu()
         if not multi_select:
             menu.addAction(_("Copy to clipboard"), lambda: self.app.clipboard().setText(addr))
-            menu.addAction(_("QR code"), lambda: self.show_qrcode("bitcoin:" + addr, _("Address")) )
+            menu.addAction(_("Request payment"), lambda: self.receive_at(addr))
             menu.addAction(_("Edit label"), lambda: self.edit_label(True))
             menu.addAction(_("Public keys"), lambda: self.show_public_keys(addr))
             if not self.wallet.is_watching_only():
@@ -1232,11 +1373,13 @@ class ElectrumWindow(QMainWindow):
         if any(addr in self.wallet.frozen_addresses for addr in addrs):
             menu.addAction(_("Unfreeze"), lambda: self.set_addrs_frozen(addrs, False))
 
-        if any(addr not in self.wallet.frozen_addresses for addr in addrs):
+        def can_send(addr):
+            return addr not in self.wallet.frozen_addresses and self.wallet.get_addr_balance(addr) != (0, 0)
+        if any(can_send(addr) for addr in addrs):
             menu.addAction(_("Send From"), lambda: self.send_from_addresses(addrs))
 
         run_hook('receive_menu', menu, addrs)
-        menu.exec_(self.receive_list.viewport().mapToGlobal(position))
+        menu.exec_(self.address_list.viewport().mapToGlobal(position))
 
 
     def get_sendable_balance(self):
@@ -1320,7 +1463,7 @@ class ElectrumWindow(QMainWindow):
 
     def do_pay_invoice(self, key):
         from electrum.paymentrequest import PaymentRequest
-        domain, memo, value, status, tx_hash = self.invoices[key]
+        domain, memo, value, expiration, status, tx_hash = self.invoices[key]
         pr = PaymentRequest(self.config)
         pr.read_file(key)
         pr.domain = domain
@@ -1347,14 +1490,14 @@ class ElectrumWindow(QMainWindow):
         menu.exec_(self.invoices_list.viewport().mapToGlobal(position))
 
 
-    def update_receive_item(self, item):
+    def update_address_item(self, item):
         item.setFont(0, QFont(MONOSPACE_FONT))
         address = str(item.data(0,0).toString())
         label = self.wallet.labels.get(address,'')
         item.setData(1,0,label)
         item.setData(0,32, True) # is editable
 
-        run_hook('update_receive_item', address, item)
+        run_hook('update_address_item', address, item)
 
         if not self.wallet.is_mine(address): return
 
@@ -1366,8 +1509,8 @@ class ElectrumWindow(QMainWindow):
             item.setBackgroundColor(0, QColor('lightblue'))
 
 
-    def update_receive_tab(self):
-        l = self.receive_list
+    def update_address_tab(self):
+        l = self.address_list
         # extend the syntax for consistency
         l.addChild = l.addTopLevelItem
         l.insertChild = l.insertTopLevelItem
@@ -1421,7 +1564,7 @@ class ElectrumWindow(QMainWindow):
                         gap = 0
 
                     item = QTreeWidgetItem( [ address, '', '', "%d"%num] )
-                    self.update_receive_item(item)
+                    self.update_address_item(item)
                     if is_red:
                         item.setBackgroundColor(1, QColor('red'))
 
@@ -1492,6 +1635,7 @@ class ElectrumWindow(QMainWindow):
                     self.current_account = k
         self.update_history_tab()
         self.update_status()
+        self.update_address_tab()
         self.update_receive_tab()
 
     def create_status_bar(self):
@@ -1619,7 +1763,7 @@ class ElectrumWindow(QMainWindow):
         if not name: return
 
         self.wallet.create_pending_account(name, password)
-        self.update_receive_tab()
+        self.update_address_tab()
         self.tabs.setCurrentIndex(2)
 
 
@@ -1669,44 +1813,9 @@ class ElectrumWindow(QMainWindow):
 
 
     def show_qrcode(self, data, title = _("QR code")):
-        if not data: return
-        d = QDialog(self)
-        d.setModal(1)
-        d.setWindowTitle(title)
-        d.setMinimumSize(270, 300)
-        vbox = QVBoxLayout()
-        qrw = QRCodeWidget(data)
-        vbox.addWidget(qrw, 1)
-        vbox.addWidget(QLabel(data), 0, Qt.AlignHCenter)
-        hbox = QHBoxLayout()
-        hbox.addStretch(1)
-
-        filename = os.path.join(self.config.path, "qrcode.bmp")
-
-        def print_qr():
-            bmp.save_qrcode(qrw.qr, filename)
-            QMessageBox.information(None, _('Message'), _("QR code saved to file") + " " + filename, _('OK'))
-
-        def copy_to_clipboard():
-            bmp.save_qrcode(qrw.qr, filename)
-            self.app.clipboard().setImage(QImage(filename))
-            QMessageBox.information(None, _('Message'), _("QR code saved to clipboard"), _('OK'))
-
-        b = QPushButton(_("Copy"))
-        hbox.addWidget(b)
-        b.clicked.connect(copy_to_clipboard)
-
-        b = QPushButton(_("Save"))
-        hbox.addWidget(b)
-        b.clicked.connect(print_qr)
-
-        b = QPushButton(_("Close"))
-        hbox.addWidget(b)
-        b.clicked.connect(d.accept)
-        b.setDefault(True)
-
-        vbox.addLayout(hbox)
-        d.setLayout(vbox)
+        if not data: 
+            return
+        d = QRDialog(data, self, title)
         d.exec_()
 
 
@@ -1740,11 +1849,10 @@ class ElectrumWindow(QMainWindow):
         vbox = QVBoxLayout()
         vbox.addWidget( QLabel(_("Address") + ': ' + address))
         vbox.addWidget( QLabel(_("Public key") + ':'))
-        keys = QTextEdit()
+        keys = QRTextEdit()
         keys.setReadOnly(True)
         keys.setText('\n'.join(pubkey_list))
         vbox.addWidget(keys)
-        #vbox.addWidget( QRCodeWidget('\n'.join(pk_list)) )
         vbox.addLayout(close_button(d))
         d.setLayout(vbox)
         d.exec_()
@@ -1765,11 +1873,10 @@ class ElectrumWindow(QMainWindow):
         vbox = QVBoxLayout()
         vbox.addWidget( QLabel(_("Address") + ': ' + address))
         vbox.addWidget( QLabel(_("Private key") + ':'))
-        keys = QTextEdit()
+        keys = QRTextEdit()
         keys.setReadOnly(True)
         keys.setText('\n'.join(pk_list))
         vbox.addWidget(keys)
-        vbox.addWidget( QRCodeWidget('\n'.join(pk_list)) )
         vbox.addLayout(close_button(d))
         d.setLayout(vbox)
         d.exec_()
@@ -2317,7 +2424,7 @@ class ElectrumWindow(QMainWindow):
             QMessageBox.information(self, _('Information'), _("The following addresses were added") + ':\n' + '\n'.join(addrlist))
         if badkeys:
             QMessageBox.critical(self, _('Error'), _("The following inputs could not be imported") + ':\n'+ '\n'.join(badkeys))
-        self.update_receive_tab()
+        self.update_address_tab()
         self.update_history_tab()
 
 
@@ -2425,7 +2532,7 @@ class ElectrumWindow(QMainWindow):
             self.num_zeros = nz
             self.config.set_key('num_zeros', nz, True)
             self.update_history_tab()
-            self.update_receive_tab()
+            self.update_address_tab()
 
         usechange_result = usechange_cb.isChecked()
         if self.wallet.use_change != usechange_result: