wallet.get_max_amount method, used by qt and kivy
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525e08af54
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@ -440,6 +440,11 @@ class ElectrumWindow(App):
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status_card.uncomfirmed = unconfirmed.strip()
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def get_max_amount(self):
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inputs = self.wallet.get_spendable_coins(None)
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amount, fee = self.wallet.get_max_amount(self.electrum_config, inputs, None)
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return self.format_amount(amount)
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def update_amount(self, amount, c):
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if c == '<':
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return amount[:-1]
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@ -22,8 +22,9 @@ Popup:
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Button:
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size_hint_x: 1
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height: '48dp'
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text: ''
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on_release: a.value = "max"
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amount: app.get_max_amount()
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text: self.amount + ' ' + app.base_unit
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on_release: a.amount = self.amount
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BoxLayout:
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size_hint: 1, None
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@ -965,22 +965,15 @@ class ElectrumWindow(QMainWindow, PrintError):
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grid.addLayout(buttons, 6, 1, 1, 2)
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def on_shortcut():
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sendable = self.get_sendable_balance()
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inputs = self.get_coins()
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for i in inputs:
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self.wallet.add_input_info(i)
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addr = self.payto_e.payto_address if self.payto_e.payto_address else self.dummy_address
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output = ('address', addr, sendable)
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dummy_tx = Transaction.from_io(inputs, [output])
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amount, fee = self.wallet.get_max_amount(self.config, inputs, self.fee_e.get_amount())
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if self.fee_e.get_amount() is None:
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fee_per_kb = self.wallet.fee_per_kb(self.config)
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self.fee_e.setAmount(self.wallet.estimated_fee(dummy_tx, fee_per_kb))
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self.amount_e.setAmount(max(0, sendable - self.fee_e.get_amount()))
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self.fee_e.setAmount(fee)
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self.amount_e.setAmount(max(0, amount))
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# emit signal for fiat_amount update
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self.amount_e.textEdited.emit("")
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self.amount_e.shortcut.connect(on_shortcut)
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self.payto_e.textChanged.connect(self.update_fee)
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self.amount_e.textEdited.connect(self.update_fee)
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self.fee_e.textEdited.connect(self.update_fee)
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@ -1539,10 +1532,6 @@ class ElectrumWindow(QMainWindow, PrintError):
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menu.exec_(self.address_list.viewport().mapToGlobal(position))
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def get_sendable_balance(self):
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return sum(map(lambda x:x['value'], self.get_coins()))
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def get_coins(self):
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if self.pay_from:
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return self.pay_from
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@ -633,6 +633,19 @@ class Abstract_Wallet(PrintError):
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coins = coins[1:] + [ coins[0] ]
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return [value for height, value in coins]
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def get_max_amount(self, config, inputs, fee):
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sendable = sum(map(lambda x:x['value'], inputs))
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for i in inputs:
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self.add_input_info(i)
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addr = self.addresses(False)[0]
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output = ('address', addr, sendable)
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dummy_tx = Transaction.from_io(inputs, [output])
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if fee is None:
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fee_per_kb = self.fee_per_kb(config)
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fee = self.estimated_fee(dummy_tx, fee_per_kb)
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amount = max(0, sendable - fee)
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return amount, fee
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def get_account_name(self, k):
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return self.labels.get(k, self.accounts[k].get_name(k))
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