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// Copyright (c) 2011-2018 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <qt/overviewpage.h>
#include <qt/forms/ui_overviewpage.h>
#include <qt/bitcoinunits.h>
#include <qt/clientmodel.h>
#include <qt/guiconstants.h>
#include <qt/guiutil.h>
#include <qt/optionsmodel.h>
#include <qt/platformstyle.h>
#include <qt/transactionfilterproxy.h>
#include <qt/transactiontablemodel.h>
#include <qt/walletmodel.h>
#include <QAbstractItemDelegate>
#include <QPainter>
#define DECORATION_SIZE 54
#define NUM_ITEMS 5
Q_DECLARE_METATYPE(interfaces::WalletBalances)
class TxViewDelegate : public QAbstractItemDelegate
{
Q_OBJECT
public:
explicit TxViewDelegate(const PlatformStyle *_platformStyle, QObject *parent=nullptr):
QAbstractItemDelegate(parent), unit(BitcoinUnits::BTC),
platformStyle(_platformStyle)
{
}
inline void paint(QPainter *painter, const QStyleOptionViewItem &option,
const QModelIndex &index ) const
{
painter->save();
QIcon icon = qvariant_cast<QIcon>(index.data(TransactionTableModel::RawDecorationRole));
QRect mainRect = option.rect;
QRect decorationRect(mainRect.topLeft(), QSize(DECORATION_SIZE, DECORATION_SIZE));
int xspace = DECORATION_SIZE + 8;
int ypad = 6;
int halfheight = (mainRect.height() - 2*ypad)/2;
QRect amountRect(mainRect.left() + xspace, mainRect.top()+ypad, mainRect.width() - xspace, halfheight);
QRect addressRect(mainRect.left() + xspace, mainRect.top()+ypad+halfheight, mainRect.width() - xspace, halfheight);
icon = platformStyle->SingleColorIcon(icon);
icon.paint(painter, decorationRect);
QDateTime date = index.data(TransactionTableModel::DateRole).toDateTime();
QString address = index.data(Qt::DisplayRole).toString();
qint64 amount = index.data(TransactionTableModel::AmountRole).toLongLong();
bool confirmed = index.data(TransactionTableModel::ConfirmedRole).toBool();
QVariant value = index.data(Qt::ForegroundRole);
QColor foreground = option.palette.color(QPalette::Text);
if(value.canConvert<QBrush>())
{
QBrush brush = qvariant_cast<QBrush>(value);
foreground = brush.color();
}
painter->setPen(foreground);
QRect boundingRect;
painter->drawText(addressRect, Qt::AlignLeft|Qt::AlignVCenter, address, &boundingRect);
if (index.data(TransactionTableModel::WatchonlyRole).toBool())
{
QIcon iconWatchonly = qvariant_cast<QIcon>(index.data(TransactionTableModel::WatchonlyDecorationRole));
QRect watchonlyRect(boundingRect.right() + 5, mainRect.top()+ypad+halfheight, 16, halfheight);
iconWatchonly.paint(painter, watchonlyRect);
}
if(amount < 0)
{
foreground = COLOR_NEGATIVE;
}
else if(!confirmed)
{
foreground = COLOR_UNCONFIRMED;
}
else
{
foreground = option.palette.color(QPalette::Text);
}
painter->setPen(foreground);
QString amountText = BitcoinUnits::formatWithUnit(unit, amount, true, BitcoinUnits::separatorAlways);
if(!confirmed)
{
amountText = QString("[") + amountText + QString("]");
}
painter->drawText(amountRect, Qt::AlignRight|Qt::AlignVCenter, amountText);
painter->setPen(option.palette.color(QPalette::Text));
painter->drawText(amountRect, Qt::AlignLeft|Qt::AlignVCenter, GUIUtil::dateTimeStr(date));
painter->restore();
}
inline QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
{
return QSize(DECORATION_SIZE, DECORATION_SIZE);
}
int unit;
const PlatformStyle *platformStyle;
};
#include <qt/overviewpage.moc>
OverviewPage::OverviewPage(const PlatformStyle *platformStyle, QWidget *parent) :
QWidget(parent),
ui(new Ui::OverviewPage),
clientModel(0),
walletModel(0),
txdelegate(new TxViewDelegate(platformStyle, this))
{
ui->setupUi(this);
m_balances.balance = -1;
// use a SingleColorIcon for the "out of sync warning" icon
QIcon icon = platformStyle->SingleColorIcon(":/icons/warning");
icon.addPixmap(icon.pixmap(QSize(64,64), QIcon::Normal), QIcon::Disabled); // also set the disabled icon because we are using a disabled QPushButton to work around missing HiDPI support of QLabel (https://bugreports.qt.io/browse/QTBUG-42503)
ui->labelTransactionsStatus->setIcon(icon);
ui->labelWalletStatus->setIcon(icon);
// Recent transactions
ui->listTransactions->setItemDelegate(txdelegate);
ui->listTransactions->setIconSize(QSize(DECORATION_SIZE, DECORATION_SIZE));
ui->listTransactions->setMinimumHeight(NUM_ITEMS * (DECORATION_SIZE + 2));
ui->listTransactions->setAttribute(Qt::WA_MacShowFocusRect, false);
connect(ui->listTransactions, SIGNAL(clicked(QModelIndex)), this, SLOT(handleTransactionClicked(QModelIndex)));
// start with displaying the "out of sync" warnings
showOutOfSyncWarning(true);
connect(ui->labelWalletStatus, SIGNAL(clicked()), this, SLOT(handleOutOfSyncWarningClicks()));
connect(ui->labelTransactionsStatus, SIGNAL(clicked()), this, SLOT(handleOutOfSyncWarningClicks()));
}
void OverviewPage::handleTransactionClicked(const QModelIndex &index)
{
if(filter)
Q_EMIT transactionClicked(filter->mapToSource(index));
}
void OverviewPage::handleOutOfSyncWarningClicks()
{
Q_EMIT outOfSyncWarningClicked();
}
OverviewPage::~OverviewPage()
{
delete ui;
}
void OverviewPage::setBalance(const interfaces::WalletBalances& balances)
{
int unit = walletModel->getOptionsModel()->getDisplayUnit();
m_balances = balances;
ui->labelBalance->setText(BitcoinUnits::formatWithUnit(unit, balances.balance, false, BitcoinUnits::separatorAlways));
ui->labelUnconfirmed->setText(BitcoinUnits::formatWithUnit(unit, balances.unconfirmed_balance, false, BitcoinUnits::separatorAlways));
ui->labelImmature->setText(BitcoinUnits::formatWithUnit(unit, balances.immature_balance, false, BitcoinUnits::separatorAlways));
ui->labelTotal->setText(BitcoinUnits::formatWithUnit(unit, balances.balance + balances.unconfirmed_balance + balances.immature_balance, false, BitcoinUnits::separatorAlways));
ui->labelWatchAvailable->setText(BitcoinUnits::formatWithUnit(unit, balances.watch_only_balance, false, BitcoinUnits::separatorAlways));
ui->labelWatchPending->setText(BitcoinUnits::formatWithUnit(unit, balances.unconfirmed_watch_only_balance, false, BitcoinUnits::separatorAlways));
ui->labelWatchImmature->setText(BitcoinUnits::formatWithUnit(unit, balances.immature_watch_only_balance, false, BitcoinUnits::separatorAlways));
ui->labelWatchTotal->setText(BitcoinUnits::formatWithUnit(unit, balances.watch_only_balance + balances.unconfirmed_watch_only_balance + balances.immature_watch_only_balance, false, BitcoinUnits::separatorAlways));
// only show immature (newly mined) balance if it's non-zero, so as not to complicate things
// for the non-mining users
bool showImmature = balances.immature_balance != 0;
bool showWatchOnlyImmature = balances.immature_watch_only_balance != 0;
// for symmetry reasons also show immature label when the watch-only one is shown
ui->labelImmature->setVisible(showImmature || showWatchOnlyImmature);
ui->labelImmatureText->setVisible(showImmature || showWatchOnlyImmature);
ui->labelWatchImmature->setVisible(showWatchOnlyImmature); // show watch-only immature balance
}
// show/hide watch-only labels
void OverviewPage::updateWatchOnlyLabels(bool showWatchOnly)
{
ui->labelSpendable->setVisible(showWatchOnly); // show spendable label (only when watch-only is active)
ui->labelWatchonly->setVisible(showWatchOnly); // show watch-only label
ui->lineWatchBalance->setVisible(showWatchOnly); // show watch-only balance separator line
ui->labelWatchAvailable->setVisible(showWatchOnly); // show watch-only available balance
ui->labelWatchPending->setVisible(showWatchOnly); // show watch-only pending balance
ui->labelWatchTotal->setVisible(showWatchOnly); // show watch-only total balance
if (!showWatchOnly)
ui->labelWatchImmature->hide();
}
void OverviewPage::setClientModel(ClientModel *model)
{
this->clientModel = model;
if(model)
{
// Show warning if this is a prerelease version
connect(model, SIGNAL(alertsChanged(QString)), this, SLOT(updateAlerts(QString)));
updateAlerts(model->getStatusBarWarnings());
}
}
void OverviewPage::setWalletModel(WalletModel *model)
{
this->walletModel = model;
if(model && model->getOptionsModel())
{
// Set up transaction list
filter.reset(new TransactionFilterProxy());
filter->setSourceModel(model->getTransactionTableModel());
filter->setLimit(NUM_ITEMS);
filter->setDynamicSortFilter(true);
filter->setSortRole(Qt::EditRole);
filter->setShowInactive(false);
filter->sort(TransactionTableModel::Date, Qt::DescendingOrder);
ui->listTransactions->setModel(filter.get());
ui->listTransactions->setModelColumn(TransactionTableModel::ToAddress);
// Keep up to date with wallet
interfaces::Wallet& wallet = model->wallet();
interfaces::WalletBalances balances = wallet.getBalances();
setBalance(balances);
connect(model, SIGNAL(balanceChanged(interfaces::WalletBalances)), this, SLOT(setBalance(interfaces::WalletBalances)));
connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
updateWatchOnlyLabels(wallet.haveWatchOnly());
connect(model, SIGNAL(notifyWatchonlyChanged(bool)), this, SLOT(updateWatchOnlyLabels(bool)));
}
// update the display unit, to not use the default ("BTC")
updateDisplayUnit();
}
void OverviewPage::updateDisplayUnit()
{
if(walletModel && walletModel->getOptionsModel())
{
if (m_balances.balance != -1) {
setBalance(m_balances);
}
// Update txdelegate->unit with the current unit
txdelegate->unit = walletModel->getOptionsModel()->getDisplayUnit();
ui->listTransactions->update();
}
}
void OverviewPage::updateAlerts(const QString &warnings)
{
this->ui->labelAlerts->setVisible(!warnings.isEmpty());
this->ui->labelAlerts->setText(warnings);
}
void OverviewPage::showOutOfSyncWarning(bool fShow)
{
ui->labelWalletStatus->setVisible(fShow);
ui->labelTransactionsStatus->setVisible(fShow);
}
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