/src/qt/sendcoinsdialog.cpp
C++ | 329 lines | 275 code | 42 blank | 12 comment | 33 complexity | f766501a2c177fe448895441ead0edf6 MD5 | raw file
Possible License(s): 0BSD, GPL-3.0, BSD-3-Clause
- // Copyright (c) 2011-2013 The Bitcoin developers
- // Distributed under the MIT/X11 software license, see the accompanying
- // file COPYING or http://www.opensource.org/licenses/mit-license.php.
- #include "sendcoinsdialog.h"
- #include "ui_sendcoinsdialog.h"
- #include "walletmodel.h"
- #include "bitcoinunits.h"
- #include "addressbookpage.h"
- #include "optionsmodel.h"
- #include "sendcoinsentry.h"
- #include "guiutil.h"
- #include "askpassphrasedialog.h"
- #include "base58.h"
- #include <QMessageBox>
- #include <QTextDocument>
- #include <QScrollBar>
- SendCoinsDialog::SendCoinsDialog(QWidget *parent) :
- QDialog(parent),
- ui(new Ui::SendCoinsDialog),
- model(0)
- {
- ui->setupUi(this);
- #ifdef Q_OS_MAC // Icons on push buttons are very uncommon on Mac
- ui->addButton->setIcon(QIcon());
- ui->clearButton->setIcon(QIcon());
- ui->sendButton->setIcon(QIcon());
- #endif
- addEntry();
- connect(ui->addButton, SIGNAL(clicked()), this, SLOT(addEntry()));
- connect(ui->clearButton, SIGNAL(clicked()), this, SLOT(clear()));
- fNewRecipientAllowed = true;
- }
- void SendCoinsDialog::setModel(WalletModel *model)
- {
- this->model = model;
- for(int i = 0; i < ui->entries->count(); ++i)
- {
- SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
- if(entry)
- {
- entry->setModel(model);
- }
- }
- if(model && model->getOptionsModel())
- {
- setBalance(model->getBalance(), model->getUnconfirmedBalance(), model->getImmatureBalance());
- connect(model, SIGNAL(balanceChanged(qint64, qint64, qint64)), this, SLOT(setBalance(qint64, qint64, qint64)));
- connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
- }
- }
- SendCoinsDialog::~SendCoinsDialog()
- {
- delete ui;
- }
- void SendCoinsDialog::on_sendButton_clicked()
- {
- QList<SendCoinsRecipient> recipients;
- bool valid = true;
- if(!model)
- return;
- for(int i = 0; i < ui->entries->count(); ++i)
- {
- SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
- if(entry)
- {
- if(entry->validate())
- {
- recipients.append(entry->getValue());
- }
- else
- {
- valid = false;
- }
- }
- }
- if(!valid || recipients.isEmpty())
- {
- return;
- }
- // Format confirmation message
- QStringList formatted;
- foreach(const SendCoinsRecipient &rcp, recipients)
- {
- formatted.append(tr("<b>%1</b> to %2 (%3)").arg(BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, rcp.amount), Qt::escape(rcp.label), rcp.address));
- }
- fNewRecipientAllowed = false;
- QMessageBox::StandardButton retval = QMessageBox::question(this, tr("Confirm send coins"),
- tr("Are you sure you want to send %1?").arg(formatted.join(tr(" and "))),
- QMessageBox::Yes|QMessageBox::Cancel,
- QMessageBox::Cancel);
- if(retval != QMessageBox::Yes)
- {
- fNewRecipientAllowed = true;
- return;
- }
- WalletModel::UnlockContext ctx(model->requestUnlock());
- if(!ctx.isValid())
- {
- // Unlock wallet was cancelled
- fNewRecipientAllowed = true;
- return;
- }
- WalletModel::SendCoinsReturn sendstatus = model->sendCoins(recipients);
- switch(sendstatus.status)
- {
- case WalletModel::InvalidAddress:
- QMessageBox::warning(this, tr("Send Coins"),
- tr("The recipient address is not valid, please recheck."),
- QMessageBox::Ok, QMessageBox::Ok);
- break;
- case WalletModel::InvalidAmount:
- QMessageBox::warning(this, tr("Send Coins"),
- tr("The amount to pay must be larger than 0."),
- QMessageBox::Ok, QMessageBox::Ok);
- break;
- case WalletModel::AmountExceedsBalance:
- QMessageBox::warning(this, tr("Send Coins"),
- tr("The amount exceeds your balance."),
- QMessageBox::Ok, QMessageBox::Ok);
- break;
- case WalletModel::AmountWithFeeExceedsBalance:
- QMessageBox::warning(this, tr("Send Coins"),
- tr("The total exceeds your balance when the %1 transaction fee is included.").
- arg(BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, sendstatus.fee)),
- QMessageBox::Ok, QMessageBox::Ok);
- break;
- case WalletModel::DuplicateAddress:
- QMessageBox::warning(this, tr("Send Coins"),
- tr("Duplicate address found, can only send to each address once per send operation."),
- QMessageBox::Ok, QMessageBox::Ok);
- break;
- case WalletModel::TransactionCreationFailed:
- QMessageBox::warning(this, tr("Send Coins"),
- tr("Error: Transaction creation failed!"),
- QMessageBox::Ok, QMessageBox::Ok);
- break;
- case WalletModel::TransactionCommitFailed:
- QMessageBox::warning(this, tr("Send Coins"),
- tr("Error: The transaction was rejected. This might happen if some of the coins in your wallet were already spent, such as if you used a copy of wallet.dat and coins were spent in the copy but not marked as spent here."),
- QMessageBox::Ok, QMessageBox::Ok);
- break;
- case WalletModel::Aborted: // User aborted, nothing to do
- break;
- case WalletModel::OK:
- accept();
- break;
- }
- fNewRecipientAllowed = true;
- }
- void SendCoinsDialog::clear()
- {
- // Remove entries until only one left
- while(ui->entries->count())
- {
- ui->entries->takeAt(0)->widget()->deleteLater();
- }
- addEntry();
- updateRemoveEnabled();
- ui->sendButton->setDefault(true);
- }
- void SendCoinsDialog::reject()
- {
- clear();
- }
- void SendCoinsDialog::accept()
- {
- clear();
- }
- SendCoinsEntry *SendCoinsDialog::addEntry()
- {
- SendCoinsEntry *entry = new SendCoinsEntry(this);
- entry->setModel(model);
- ui->entries->addWidget(entry);
- connect(entry, SIGNAL(removeEntry(SendCoinsEntry*)), this, SLOT(removeEntry(SendCoinsEntry*)));
- updateRemoveEnabled();
- // Focus the field, so that entry can start immediately
- entry->clear();
- entry->setFocus();
- ui->scrollAreaWidgetContents->resize(ui->scrollAreaWidgetContents->sizeHint());
- qApp->processEvents();
- QScrollBar* bar = ui->scrollArea->verticalScrollBar();
- if(bar)
- bar->setSliderPosition(bar->maximum());
- return entry;
- }
- void SendCoinsDialog::updateRemoveEnabled()
- {
- // Remove buttons are enabled as soon as there is more than one send-entry
- bool enabled = (ui->entries->count() > 1);
- for(int i = 0; i < ui->entries->count(); ++i)
- {
- SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
- if(entry)
- {
- entry->setRemoveEnabled(enabled);
- }
- }
- setupTabChain(0);
- }
- void SendCoinsDialog::removeEntry(SendCoinsEntry* entry)
- {
- entry->deleteLater();
- updateRemoveEnabled();
- }
- QWidget *SendCoinsDialog::setupTabChain(QWidget *prev)
- {
- for(int i = 0; i < ui->entries->count(); ++i)
- {
- SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
- if(entry)
- {
- prev = entry->setupTabChain(prev);
- }
- }
- QWidget::setTabOrder(prev, ui->addButton);
- QWidget::setTabOrder(ui->addButton, ui->sendButton);
- return ui->sendButton;
- }
- void SendCoinsDialog::setAddress(const QString &address)
- {
- SendCoinsEntry *entry = 0;
- // Replace the first entry if it is still unused
- if(ui->entries->count() == 1)
- {
- SendCoinsEntry *first = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(0)->widget());
- if(first->isClear())
- {
- entry = first;
- }
- }
- if(!entry)
- {
- entry = addEntry();
- }
- entry->setAddress(address);
- }
- void SendCoinsDialog::pasteEntry(const SendCoinsRecipient &rv)
- {
- if(!fNewRecipientAllowed)
- return;
- SendCoinsEntry *entry = 0;
- // Replace the first entry if it is still unused
- if(ui->entries->count() == 1)
- {
- SendCoinsEntry *first = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(0)->widget());
- if(first->isClear())
- {
- entry = first;
- }
- }
- if(!entry)
- {
- entry = addEntry();
- }
- entry->setValue(rv);
- }
- bool SendCoinsDialog::handleURI(const QString &uri)
- {
- SendCoinsRecipient rv;
- // URI has to be valid
- if (GUIUtil::parseBitcoinURI(uri, &rv))
- {
- CBitcoinAddress address(rv.address.toStdString());
- if (!address.IsValid())
- return false;
- pasteEntry(rv);
- return true;
- }
- return false;
- }
- void SendCoinsDialog::setBalance(qint64 balance, qint64 unconfirmedBalance, qint64 immatureBalance)
- {
- Q_UNUSED(unconfirmedBalance);
- Q_UNUSED(immatureBalance);
- if(!model || !model->getOptionsModel())
- return;
- int unit = model->getOptionsModel()->getDisplayUnit();
- ui->labelBalance->setText(BitcoinUnits::formatWithUnit(unit, balance));
- }
- void SendCoinsDialog::updateDisplayUnit()
- {
- if(model && model->getOptionsModel())
- {
- // Update labelBalance with the current balance and the current unit
- ui->labelBalance->setText(BitcoinUnits::formatWithUnit(model->getOptionsModel()->getDisplayUnit(), model->getBalance()));
- }
- }