void MultisigDialog::setModel(WalletModel *model)
{
this->model = model;
for(int i = 0; i < ui->pubkeyEntries->count(); i++)
{
MultisigAddressEntry *entry = qobject_cast<MultisigAddressEntry *>(ui->pubkeyEntries->itemAt(i)->widget());
if(entry)
entry->setModel(model);
}
for(int i = 0; i < ui->inputs->count(); i++)
{
MultisigInputEntry *entry = qobject_cast<MultisigInputEntry *>(ui->inputs->itemAt(i)->widget());
if(entry)
entry->setModel(model);
}
for(int i = 0; i < ui->outputs->count(); i++)
{
SendCoinsEntry *entry = qobject_cast<SendCoinsEntry *>(ui->outputs->itemAt(i)->widget());
if(entry)
entry->setModel(model);
}
}
void MultisigDialog::updateRemoveEnabled()
{
bool enabled = (ui->pubkeyEntries->count() > 2);
for(int i = 0; i < ui->pubkeyEntries->count(); i++)
{
MultisigAddressEntry *entry = qobject_cast<MultisigAddressEntry *>(ui->pubkeyEntries->itemAt(i)->widget());
if(entry)
entry->setRemoveEnabled(enabled);
}
QString maxSigsStr;
maxSigsStr.setNum(ui->pubkeyEntries->count());
ui->maxSignaturesLabel->setText(QString("/ ") + maxSigsStr);
enabled = (ui->inputs->count() > 1);
for(int i = 0; i < ui->inputs->count(); i++)
{
MultisigInputEntry *entry = qobject_cast<MultisigInputEntry *>(ui->inputs->itemAt(i)->widget());
if(entry)
entry->setRemoveEnabled(enabled);
}
enabled = (ui->outputs->count() > 1);
for(int i = 0; i < ui->outputs->count(); i++)
{
SendCoinsEntry *entry = qobject_cast<SendCoinsEntry *>(ui->outputs->itemAt(i)->widget());
if(entry)
entry->setRemoveEnabled(enabled);
}
}
void MultisigDialog::on_createAddressButton_clicked()
{
ui->multisigAddress->clear();
ui->redeemScript->clear();
if(!model)
return;
std::vector<CPubKey> pubkeys;
unsigned int required = ui->requiredSignatures->text().toUInt();
for(int i = 0; i < ui->pubkeyEntries->count(); i++)
{
MultisigAddressEntry *entry = qobject_cast<MultisigAddressEntry *>(ui->pubkeyEntries->itemAt(i)->widget());
if(!entry->validate())
return;
QString str = entry->getPubkey();
CPubKey vchPubKey(ParseHex(str.toStdString().c_str()));
if(!vchPubKey.IsFullyValid())
return;
pubkeys.push_back(vchPubKey);
}
if((required == 0) || (required > pubkeys.size()))
return;
CScript script;
script.SetMultisig(required, pubkeys);
CScriptID scriptID = script.GetID();
CBitcoinAddress address(scriptID);
ui->multisigAddress->setText(address.ToString().c_str());
ui->redeemScript->setText(HexStr(script.begin(), script.end()).c_str());
}
void MultisigDialog::on_createAddressButton_clicked()
{
ui->multisigAddress->clear();
ui->redeemScript->clear();
if(!model)
return;
std::vector<CKey> pubkeys;
pubkeys.resize(ui->pubkeyEntries->count());
unsigned int required = ui->requiredSignatures->text().toUInt();
for(int i = 0; i < ui->pubkeyEntries->count(); i++)
{
MultisigAddressEntry *entry = qobject_cast<MultisigAddressEntry *>(ui->pubkeyEntries->itemAt(i)->widget());
if(!entry->validate())
return;
QString str = entry->getPubkey();
CPubKey vchPubKey(ParseHex(str.toStdString().c_str()));
if(!vchPubKey.IsValid())
return;
pubkeys[i].SetPubKey(vchPubKey);
}
if(pubkeys.size() > 16)
{
QMessageBox::warning(this, tr("Error"), tr("Number of addresses involved in the address creation > %1\nReduce the number").arg(16), QMessageBox::Ok);
return;
}
if(required == 0)
{
QMessageBox::warning(this, tr("Error"), tr("Number of required signatures is 0\nNumber of required signatures must be between 1 and number of keys involved in the creation of address."), QMessageBox::Ok);
return;
}
if(required > pubkeys.size())
{
QMessageBox::warning(this, tr("Error"), tr("Number of required signatures > Number of keys involved in the creation of address."), QMessageBox::Ok);
return;
}
CScript script;
script.SetMultisig(required, pubkeys);
if (script.size() > MAX_SCRIPT_ELEMENT_SIZE)
{
QMessageBox::warning(this, tr("Error"), tr("Redeem script exceeds size limit: %1 > %2\nReduce the number of addresses involved in the address creation.").arg(script.size()).arg(MAX_SCRIPT_ELEMENT_SIZE), QMessageBox::Ok);
return;
}
CScriptID scriptID = script.GetID();
CBitcoinAddress address(scriptID);
ui->multisigAddress->setText(address.ToString().c_str());
ui->redeemScript->setText(HexStr(script.begin(), script.end()).c_str());
}
MultisigAddressEntry * MultisigDialog::addPubKey()
{
MultisigAddressEntry *entry = new MultisigAddressEntry(this);
entry->setModel(model);
ui->pubkeyEntries->addWidget(entry);
connect(entry, SIGNAL(removeEntry(MultisigAddressEntry *)), this, SLOT(removeEntry(MultisigAddressEntry *)));
updateRemoveEnabled();
entry->clear();
ui->scrollAreaWidgetContents->resize(ui->scrollAreaWidgetContents->sizeHint());
QScrollBar *bar = ui->scrollArea->verticalScrollBar();
if(bar)
bar->setSliderPosition(bar->maximum());
return entry;
}
