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#include "overviewpage.h"
#include "ui_overviewpage.h"
#include "clientmodel.h"
#include "walletmodel.h"
#include "bitcoinunits.h"
#include "optionsmodel.h"
#include "transactiontablemodel.h"
#include "transactionfilterproxy.h"
#include "guiutil.h"
#include "guiconstants.h"
#include <QAbstractItemDelegate>
#include <QPainter>
#define DECORATION_SIZE 64
#define NUM_ITEMS 3
class TxViewDelegate : public QAbstractItemDelegate
{
Q_OBJECT
public:
TxViewDelegate(): QAbstractItemDelegate(), unit(BitcoinUnits::BTC)
{
}
inline void paint(QPainter *painter, const QStyleOptionViewItem &option,
const QModelIndex &index ) const
{
painter->save();
QIcon icon = qvariant_cast<QIcon>(index.data(Qt::DecorationRole));
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.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(qVariantCanConvert<QColor>(value))
{
foreground = qvariant_cast<QColor>(value);
}
painter->setPen(foreground);
painter->drawText(addressRect, Qt::AlignLeft|Qt::AlignVCenter, address);
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);
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;
};
#include "overviewpage.moc"
OverviewPage::OverviewPage(QWidget *parent) :
QWidget(parent),
ui(new Ui::OverviewPage),
clientModel(0),
walletModel(0),
currentBalance(-1),
currentUnconfirmedBalance(-1),
currentImmatureBalance(-1),
txdelegate(new TxViewDelegate()),
filter(0)
{
ui->setupUi(this);
// 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)));
// init "out of sync" warning labels
ui->labelWalletStatus->setText("(" + tr("out of sync") + ")");
ui->labelTransactionsStatus->setText("(" + tr("out of sync") + ")");
// start with displaying the "out of sync" warnings
showOutOfSyncWarning(true);
}
void OverviewPage::handleTransactionClicked(const QModelIndex &index)
{
if(filter)
emit transactionClicked(filter->mapToSource(index));
}
OverviewPage::~OverviewPage()
{
delete ui;
}
void OverviewPage::setBalance(qint64 balance, qint64 unconfirmedBalance, qint64 immatureBalance)
{
int unit = walletModel->getOptionsModel()->getDisplayUnit();
currentBalance = balance;
currentUnconfirmedBalance = unconfirmedBalance;
currentImmatureBalance = immatureBalance;
ui->labelBalance->setText(BitcoinUnits::formatWithUnit(unit, balance));
ui->labelUnconfirmed->setText(BitcoinUnits::formatWithUnit(unit, unconfirmedBalance));
ui->labelImmature->setText(BitcoinUnits::formatWithUnit(unit, immatureBalance));
// only show immature (newly mined) balance if it's non-zero, so as not to complicate things
// for the non-mining users
bool showImmature = immatureBalance != 0;
ui->labelImmature->setVisible(showImmature);
ui->labelImmatureText->setVisible(showImmature);
}
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 = new TransactionFilterProxy();
filter->setSourceModel(model->getTransactionTableModel());
filter->setLimit(NUM_ITEMS);
filter->setDynamicSortFilter(true);
filter->setSortRole(Qt::EditRole);
filter->sort(TransactionTableModel::Status, Qt::DescendingOrder);
ui->listTransactions->setModel(filter);
ui->listTransactions->setModelColumn(TransactionTableModel::ToAddress);
// Keep up to date with wallet
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()));
}
// update the display unit, to not use the default ("BTC")
updateDisplayUnit();
}
void OverviewPage::updateDisplayUnit()
{
if(walletModel && walletModel->getOptionsModel())
{
if(currentBalance != -1)
setBalance(currentBalance, currentUnconfirmedBalance, currentImmatureBalance);
// 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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