AaronFiore/electrum
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text gui: save the history to speed up display

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This commit is contained in:
ThomasV
2013-10-07 10:48:44 +02:00
parent caef81e623
commit 19063d2395
1 changed files with 20 additions and 5 deletions
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25
gui/text.py
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@@ -46,8 +46,9 @@ class ElectrumGui:
self.str_description = "" self.str_description = ""
self.str_amount = "" self.str_amount = ""
self.str_fee = "" self.str_fee = ""
self.history = None
self.network.register_callback('updated', self.refresh) self.network.register_callback('updated', self.update)
self.network.register_callback('connected', self.refresh) self.network.register_callback('connected', self.refresh)
self.network.register_callback('disconnected', self.refresh) self.network.register_callback('disconnected', self.refresh)
self.network.register_callback('disconnecting', self.refresh) self.network.register_callback('disconnecting', self.refresh)
@@ -76,14 +77,30 @@ class ElectrumGui:
self.set_cursor(0) self.set_cursor(0)
return s return s
def update(self):
self.update_history()
if self.tab == 0:
self.print_history()
self.refresh()
def print_history(self): def print_history(self):
width = [20, 40, 14, 14]
delta = (self.maxx - sum(width) - 4)/3
format_str = "%"+"%d"%width[0]+"s"+"%"+"%d"%(width[1]+delta)+"s"+"%"+"%d"%(width[2]+delta)+"s"+"%"+"%d"%(width[3]+delta)+"s"
if self.history is None:
self.update_history()
self.print_list(self.history[::-1], format_str%( _("Date"), _("Description"), _("Amount"), _("Balance")))
def update_history(self):
width = [20, 40, 14, 14] width = [20, 40, 14, 14]
delta = (self.maxx - sum(width) - 4)/3 delta = (self.maxx - sum(width) - 4)/3
format_str = "%"+"%d"%width[0]+"s"+"%"+"%d"%(width[1]+delta)+"s"+"%"+"%d"%(width[2]+delta)+"s"+"%"+"%d"%(width[3]+delta)+"s" format_str = "%"+"%d"%width[0]+"s"+"%"+"%d"%(width[1]+delta)+"s"+"%"+"%d"%(width[2]+delta)+"s"+"%"+"%d"%(width[3]+delta)+"s"
b = 0 b = 0
messages = [] self.history = []
for item in self.wallet.get_tx_history(): for item in self.wallet.get_tx_history():
tx_hash, conf, is_mine, value, fee, balance, timestamp = item tx_hash, conf, is_mine, value, fee, balance, timestamp = item
@@ -96,9 +113,7 @@ class ElectrumGui:
time_str = 'pending' time_str = 'pending'
label, is_default_label = self.wallet.get_label(tx_hash) label, is_default_label = self.wallet.get_label(tx_hash)
messages.append( format_str%( time_str, label, format_satoshis(value, whitespaces=True), format_satoshis(balance, whitespaces=True) ) ) self.history.append( format_str%( time_str, label, format_satoshis(value, whitespaces=True), format_satoshis(balance, whitespaces=True) ) )
self.print_list(messages[::-1], format_str%( _("Date"), _("Description"), _("Amount"), _("Balance")))
def print_balance(self): def print_balance(self):