Community driven twister-core
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#include "overviewpage.h"
#include "ui_overviewpage.h"
#include "walletmodel.h"
#include "bitcoinunits.h"
#include "optionsmodel.h"
#include "transactiontablemodel.h"
#include "transactionfilterproxy.h"
#include "guiutil.h"
#include "guiconstants.h"
#include <QDebug>
#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;
};
OverviewPage::OverviewPage(QWidget *parent) :
QWidget(parent),
ui(new Ui::OverviewPage),
currentBalance(-1),
currentUnconfirmedBalance(-1),
txdelegate(new TxViewDelegate())
{
ui->setupUi(this);
// Balance: <balance>
ui->labelBalance->setFont(QFont("Monospace", -1, QFont::Bold));
ui->labelBalance->setToolTip(tr("Your current balance"));
ui->labelBalance->setTextInteractionFlags(Qt::TextSelectableByMouse|Qt::TextSelectableByKeyboard);
// Balance: <balance>
ui->labelUnconfirmed->setFont(QFont("Monospace", -1, QFont::Bold));
ui->labelUnconfirmed->setToolTip(tr("Balance of transactions that have yet to be confirmed"));
ui->labelUnconfirmed->setTextInteractionFlags(Qt::TextSelectableByMouse|Qt::TextSelectableByKeyboard);
ui->labelNumTransactions->setToolTip(tr("Total number of transactions in wallet"));
// Recent transactions
ui->listTransactions->setStyleSheet("background:transparent");
ui->listTransactions->setItemDelegate(txdelegate);
ui->listTransactions->setIconSize(QSize(DECORATION_SIZE, DECORATION_SIZE));
ui->listTransactions->setSelectionMode(QAbstractItemView::NoSelection);
ui->listTransactions->setMinimumHeight(NUM_ITEMS * (DECORATION_SIZE + 2));
}
OverviewPage::~OverviewPage()
{
delete ui;
}
void OverviewPage::setBalance(qint64 balance, qint64 unconfirmedBalance)
{
int unit = model->getOptionsModel()->getDisplayUnit();
currentBalance = balance;
currentUnconfirmedBalance = unconfirmedBalance;
ui->labelBalance->setText(BitcoinUnits::formatWithUnit(unit, balance));
ui->labelUnconfirmed->setText(BitcoinUnits::formatWithUnit(unit, unconfirmedBalance));
}
void OverviewPage::setNumTransactions(int count)
{
ui->labelNumTransactions->setText(QLocale::system().toString(count));
}
void OverviewPage::setModel(WalletModel *model)
{
this->model = model;
// Set up transaction list
TransactionFilterProxy *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());
connect(model, SIGNAL(balanceChanged(qint64, qint64)), this, SLOT(setBalance(qint64, qint64)));
setNumTransactions(model->getNumTransactions());
connect(model, SIGNAL(numTransactionsChanged(int)), this, SLOT(setNumTransactions(int)));
connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(displayUnitChanged()));
}
void OverviewPage::displayUnitChanged()
{
if(currentBalance != -1)
setBalance(currentBalance, currentUnconfirmedBalance);
txdelegate->unit = model->getOptionsModel()->getDisplayUnit();
ui->listTransactions->update();
}