+
−/*
+
− * Qt4 bitcoin GUI.
+
− *
+
− * W.J. van der Laan 2011
+
− */
+
−#include "bitcoingui.h"
+
−#include "transactiontablemodel.h"
+
−#include "addressbookpage.h"
+
−#include "sendcoinsdialog.h"
+
−#include "optionsdialog.h"
+
−#include "aboutdialog.h"
+
−#include "clientmodel.h"
+
−#include "walletmodel.h"
+
−#include "guiutil.h"
+
−#include "editaddressdialog.h"
+
−#include "optionsmodel.h"
+
−#include "transactiondescdialog.h"
+
−#include "addresstablemodel.h"
+
−#include "transactionview.h"
+
−#include "overviewpage.h"
+
−
+
−#include <QApplication>
+
−#include <QMainWindow>
+
−#include <QMenuBar>
+
−#include <QMenu>
+
−#include <QIcon>
+
−#include <QTabWidget>
+
−#include <QVBoxLayout>
+
−#include <QToolBar>
+
−#include <QStatusBar>
+
−#include <QLabel>
+
−#include <QLineEdit>
+
−#include <QPushButton>
+
−#include <QLocale>
+
−#include <QMessageBox>
+
−#include <QProgressBar>
+
−#include <QStackedWidget>
+
−#include <QDateTime>
+
−#include <QMovie>
+
−
+
−#include <QDebug>
+
−
+
−#include <iostream>
+
−
+
−BitcoinGUI::BitcoinGUI(QWidget *parent):
+
−    QMainWindow(parent),
+
−    clientModel(0),
+
−    walletModel(0),
+
−    trayIcon(0)
+
−{
+
−    resize(850, 550);
+
−    setWindowTitle(tr("Bitcoin Wallet"));
+
−    setWindowIcon(QIcon(":icons/bitcoin"));
+
−
+
−    createActions();
+
−
+
−    // Menus
+
−    QMenu *file = menuBar()->addMenu("&File");
+
−    file->addAction(sendCoinsAction);
+
−    file->addAction(receiveCoinsAction);
+
−    file->addSeparator();
+
−    file->addAction(quitAction);
+
−    
+
−    QMenu *settings = menuBar()->addMenu("&Settings");
+
−    settings->addAction(optionsAction);
+
−
+
−    QMenu *help = menuBar()->addMenu("&Help");
+
−    help->addAction(aboutAction);
+
−    
+
−    // Toolbar
+
−    QToolBar *toolbar = addToolBar("Main toolbar");
+
−    toolbar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
+
−    toolbar->addAction(overviewAction);
+
−    toolbar->addAction(sendCoinsAction);
+
−    toolbar->addAction(receiveCoinsAction);
+
−    toolbar->addAction(historyAction);
+
−    toolbar->addAction(addressBookAction);
+
−
+
−    QToolBar *toolbar2 = addToolBar("Transactions toolbar");
+
−    toolbar2->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
+
−    toolbar2->addAction(exportAction);
+
−
+
−    // Overview page
+
−    overviewPage = new OverviewPage();
+
−    QVBoxLayout *vbox = new QVBoxLayout();
+
−
+
−    transactionView = new TransactionView(this);
+
−    connect(transactionView, SIGNAL(doubleClicked(const QModelIndex&)), transactionView, SLOT(showDetails()));
+
−    vbox->addWidget(transactionView);
+
−
+
−    transactionsPage = new QWidget(this);
+
−    transactionsPage->setLayout(vbox);
+
−
+
−    addressBookPage = new AddressBookPage(AddressBookPage::ForEditing, AddressBookPage::SendingTab);
+
−
+
−    receiveCoinsPage = new AddressBookPage(AddressBookPage::ForEditing, AddressBookPage::ReceivingTab);
+
−
+
−    sendCoinsPage = new SendCoinsDialog(this);
+
−
+
−    centralWidget = new QStackedWidget(this);
+
−    centralWidget->addWidget(overviewPage);
+
−    centralWidget->addWidget(transactionsPage);
+
−    centralWidget->addWidget(addressBookPage);
+
−    centralWidget->addWidget(receiveCoinsPage);
+
−    centralWidget->addWidget(sendCoinsPage);
+
−    setCentralWidget(centralWidget);
+
−    
+
−    // Create status bar
+
−    statusBar();
+
−
+
−    // Status bar "Connections" notification
+
−    QFrame *frameConnections = new QFrame();
+
−    frameConnections->setFrameStyle(QFrame::Panel | QFrame::Sunken);
+
−    frameConnections->setMinimumWidth(150);
+
−    frameConnections->setMaximumWidth(150);
+
−    QHBoxLayout *frameConnectionsLayout = new QHBoxLayout(frameConnections);
+
−    frameConnectionsLayout->setContentsMargins(3,0,3,0);
+
−    frameConnectionsLayout->setSpacing(3);
+
−    labelConnectionsIcon = new QLabel();
+
−    labelConnectionsIcon->setToolTip(tr("Number of connections to other clients"));
+
−    frameConnectionsLayout->addWidget(labelConnectionsIcon);
+
−    labelConnections = new QLabel();
+
−    labelConnections->setToolTip(tr("Number of connections to other clients"));
+
−    frameConnectionsLayout->addWidget(labelConnections);
+
−    frameConnectionsLayout->addStretch();
+
−
+
−    // Status bar "Blocks" notification
+
−    QFrame *frameBlocks = new QFrame();
+
−    frameBlocks->setFrameStyle(QFrame::Panel | QFrame::Sunken);
+
−    frameBlocks->setMinimumWidth(150);
+
−    frameBlocks->setMaximumWidth(150);
+
−    QHBoxLayout *frameBlocksLayout = new QHBoxLayout(frameBlocks);
+
−    frameBlocksLayout->setContentsMargins(3,0,3,0);
+
−    frameBlocksLayout->setSpacing(3);
+
−    labelBlocksIcon = new QLabel();
+
−    frameBlocksLayout->addWidget(labelBlocksIcon);
+
−    labelBlocks = new QLabel();
+
−    frameBlocksLayout->addWidget(labelBlocks);
+
−    frameBlocksLayout->addStretch();
+
−
+
−    // Progress bar for blocks download
+
−    progressBarLabel = new QLabel(tr("Synchronizing with network..."));
+
−    progressBarLabel->setVisible(false);
+
−    progressBar = new QProgressBar();
+
−    progressBar->setToolTip(tr("Block chain synchronization in progress"));
+
−    progressBar->setVisible(false);
+
−
+
−    statusBar()->addWidget(progressBarLabel);
+
−    statusBar()->addWidget(progressBar);
+
−    statusBar()->addPermanentWidget(frameConnections);
+
−    statusBar()->addPermanentWidget(frameBlocks);
+
−
+
−    createTrayIcon();
+
−
+
−    syncIconMovie = new QMovie(":/movies/update_spinner", "mng", this);
+
−
+
−    gotoOverviewPage();
+
−}
+
−
+
−void BitcoinGUI::createActions()
+
−{
+
−    QActionGroup *tabGroup = new QActionGroup(this);
+
−
+
−    overviewAction = new QAction(QIcon(":/icons/overview"), tr("&Overview"), this);
+
−    overviewAction->setToolTip(tr("Show general overview of wallet"));
+
−    overviewAction->setCheckable(true);
+
−    tabGroup->addAction(overviewAction);
+
−
+
−    historyAction = new QAction(QIcon(":/icons/history"), tr("&Transactions"), this);
+
−    historyAction->setToolTip(tr("Browse transaction history"));
+
−    historyAction->setCheckable(true);
+
−    tabGroup->addAction(historyAction);
+
−
+
−    addressBookAction = new QAction(QIcon(":/icons/address-book"), tr("&Address Book"), this);
+
−    addressBookAction->setToolTip(tr("Edit the list of stored addresses and labels"));
+
−    addressBookAction->setCheckable(true);
+
−    tabGroup->addAction(addressBookAction);
+
−
+
−    receiveCoinsAction = new QAction(QIcon(":/icons/receiving_addresses"), tr("&Receive coins"), this);
+
−    receiveCoinsAction->setToolTip(tr("Show the list of addresses for receiving payments"));
+
−    receiveCoinsAction->setCheckable(true);
+
−    tabGroup->addAction(receiveCoinsAction);
+
−
+
−    sendCoinsAction = new QAction(QIcon(":/icons/send"), tr("&Send coins"), this);
+
−    sendCoinsAction->setToolTip(tr("Send coins to a bitcoin address"));
+
−    sendCoinsAction->setCheckable(true);
+
−    tabGroup->addAction(sendCoinsAction);
+
−
+
−    connect(overviewAction, SIGNAL(triggered()), this, SLOT(gotoOverviewPage()));
+
−    connect(historyAction, SIGNAL(triggered()), this, SLOT(gotoHistoryPage()));
+
−    connect(addressBookAction, SIGNAL(triggered()), this, SLOT(gotoAddressBookPage()));
+
−    connect(receiveCoinsAction, SIGNAL(triggered()), this, SLOT(gotoReceiveCoinsPage()));
+
−    connect(sendCoinsAction, SIGNAL(triggered()), this, SLOT(gotoSendCoinsPage()));
+
−
+
−    quitAction = new QAction(QIcon(":/icons/quit"), tr("&Exit"), this);
+
−    quitAction->setToolTip(tr("Quit application"));
+
−    aboutAction = new QAction(QIcon(":/icons/bitcoin"), tr("&About"), this);
+
−    aboutAction->setToolTip(tr("Show information about Bitcoin"));
+
−    optionsAction = new QAction(QIcon(":/icons/options"), tr("&Options..."), this);
+
−    optionsAction->setToolTip(tr("Modify configuration options for bitcoin"));
+
−    openBitcoinAction = new QAction(QIcon(":/icons/bitcoin"), tr("Open &Bitcoin"), this);
+
−    openBitcoinAction->setToolTip(tr("Show the Bitcoin window"));
+
−    exportAction = new QAction(QIcon(":/icons/export"), tr("&Export..."), this);
+
−    exportAction->setToolTip(tr("Export the current view to a file"));
+
−
+
−    connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
+
−    connect(optionsAction, SIGNAL(triggered()), this, SLOT(optionsClicked()));
+
−    connect(aboutAction, SIGNAL(triggered()), this, SLOT(aboutClicked()));
+
−    connect(openBitcoinAction, SIGNAL(triggered()), this, SLOT(show()));
+
−}
+
−
+
−void BitcoinGUI::setClientModel(ClientModel *clientModel)
+
−{
+
−    this->clientModel = clientModel;
+
−
+
−    if(clientModel->isTestNet())
+
−    {
+
−        QString title_testnet = windowTitle() + QString(" ") + tr("[testnet]");
+
−        setWindowTitle(title_testnet);
+
−        setWindowIcon(QIcon(":icons/bitcoin_testnet"));
+
−        if(trayIcon)
+
−        {
+
−            trayIcon->setToolTip(title_testnet);
+
−            trayIcon->setIcon(QIcon(":/icons/toolbar_testnet"));
+
−        }
+
−    }
+
−
+
−    // Keep up to date with client
+
−    setNumConnections(clientModel->getNumConnections());
+
−    connect(clientModel, SIGNAL(numConnectionsChanged(int)), this, SLOT(setNumConnections(int)));
+
−
+
−    setNumBlocks(clientModel->getNumBlocks());
+
−    connect(clientModel, SIGNAL(numBlocksChanged(int)), this, SLOT(setNumBlocks(int)));
+
−
+
−    // Report errors from network/worker thread
+
−    connect(clientModel, SIGNAL(error(QString,QString)), this, SLOT(error(QString,QString)));
+
−}
+
−
+
−void BitcoinGUI::setWalletModel(WalletModel *walletModel)
+
−{
+
−    this->walletModel = walletModel;
+
−
+
−    // Report errors from wallet thread
+
−    connect(walletModel, SIGNAL(error(QString,QString)), this, SLOT(error(QString,QString)));
+
−
+
−    // Put transaction list in tabs
+
−    transactionView->setModel(walletModel);
+
−
+
−    overviewPage->setModel(walletModel);
+
−    addressBookPage->setModel(walletModel->getAddressTableModel());
+
−    receiveCoinsPage->setModel(walletModel->getAddressTableModel());
+
−    sendCoinsPage->setModel(walletModel);
+
−
+
−    // Balloon popup for new transaction
+
−    connect(walletModel->getTransactionTableModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)),
+
−            this, SLOT(incomingTransaction(const QModelIndex &, int, int)));
+
−}
+
−
+
−void BitcoinGUI::createTrayIcon()
+
−{
+
−    QMenu *trayIconMenu = new QMenu(this);
+
−    trayIconMenu->addAction(openBitcoinAction);
+
−    trayIconMenu->addAction(sendCoinsAction);
+
−    trayIconMenu->addAction(optionsAction);
+
−    trayIconMenu->addSeparator();
+
−    trayIconMenu->addAction(quitAction);
+
−
+
−    trayIcon = new QSystemTrayIcon(this);
+
−    trayIcon->setContextMenu(trayIconMenu);
+
−    trayIcon->setToolTip("Bitcoin client");
+
−    trayIcon->setIcon(QIcon(":/icons/toolbar"));
+
−    connect(trayIcon, SIGNAL(activated(QSystemTrayIcon::ActivationReason)),
+
−            this, SLOT(trayIconActivated(QSystemTrayIcon::ActivationReason)));
+
−    trayIcon->show();
+
−}
+
−
+
−void BitcoinGUI::trayIconActivated(QSystemTrayIcon::ActivationReason reason)
+
−{
+
−    if(reason == QSystemTrayIcon::DoubleClick)
+
−    {
+
−        // Doubleclick on system tray icon triggers "open bitcoin"
+
−        openBitcoinAction->trigger();
+
−    }
+
−}
+
−
+
−void BitcoinGUI::optionsClicked()
+
−{
+
−    OptionsDialog dlg;
+
−    dlg.setModel(clientModel->getOptionsModel());
+
−    dlg.exec();
+
−}
+
−
+
−void BitcoinGUI::aboutClicked()
+
−{
+
−    AboutDialog dlg;
+
−    dlg.setModel(clientModel);
+
−    dlg.exec();
+
−}
+
−
+
−void BitcoinGUI::setNumConnections(int count)
+
−{
+
−    QString icon;
+
−    switch(count)
+
−    {
+
−    case 0: icon = ":/icons/connect_0"; break;
+
−    case 1: case 2: case 3: icon = ":/icons/connect_1"; break;
+
−    case 4: case 5: case 6: icon = ":/icons/connect_2"; break;
+
−    case 7: case 8: case 9: icon = ":/icons/connect_3"; break;
+
−    default: icon = ":/icons/connect_4"; break;
+
−    }
+
−    labelConnectionsIcon->setPixmap(QIcon(icon).pixmap(16,16));
+
−    labelConnections->setText(tr("%n connection(s)", "", count));
+
−}
+
−
+
−void BitcoinGUI::setNumBlocks(int count)
+
−{
+
−    int total = clientModel->getTotalBlocksEstimate();
+
−    QString tooltip;
+
−
+
−    if(count < total)
+
−    {
+
−        progressBarLabel->setVisible(true);
+
−        progressBar->setVisible(true);
+
−        progressBar->setMaximum(total);
+
−        progressBar->setValue(count);
+
−        tooltip = tr("Downloaded %1 of %2 blocks of transaction history.").arg(count).arg(total);
+
−    }
+
−    else
+
−    {
+
−        progressBarLabel->setVisible(false);
+
−        progressBar->setVisible(false);
+
−        tooltip = tr("Downloaded %1 blocks of transaction history.").arg(count);
+
−    }
+
−
+
−    QDateTime now = QDateTime::currentDateTime();
+
−    QDateTime lastBlockDate = clientModel->getLastBlockDate();
+
−    int secs = lastBlockDate.secsTo(now);
+
−    QString text;
+
−
+
−    // Represent time from last generated block in human readable text
+
−    if(secs < 60)
+
−    {
+
−        text = tr("%n second(s) ago","",secs);
+
−    }
+
−    else if(secs < 60*60)
+
−    {
+
−        text = tr("%n minute(s) ago","",secs/60);
+
−    }
+
−    else if(secs < 24*60*60)
+
−    {
+
−        text = tr("%n hour(s) ago","",secs/(60*60));
+
−    }
+
−    else
+
−    {
+
−        text = tr("%n day(s) ago","",secs/(60*60*24));
+
−    }
+
−
+
−    // In the label we want to be less specific
+
−    QString labelText = text;
+
−    bool spinning = true;
+
−    if(secs < 30*60)
+
−    {
+
−        labelText = "Up to date";
+
−        spinning = false;
+
−    }
+
−
+
−    tooltip += QString("\n");
+
−    tooltip += tr("Last received block was generated %1.").arg(text);
+
−
+
−    if(spinning)
+
−    {
+
−        labelBlocksIcon->setMovie(syncIconMovie);
+
−        syncIconMovie->start();
+
−    }
+
−    else
+
−    {
+
−        labelBlocksIcon->setPixmap(QIcon(":/icons/synced").pixmap(16,16));
+
−    }
+
−    labelBlocks->setText(labelText);
+
−
+
−    labelBlocksIcon->setToolTip(tooltip);
+
−    labelBlocks->setToolTip(tooltip);
+
−    progressBarLabel->setToolTip(tooltip);
+
−    progressBar->setToolTip(tooltip);
+
−}
+
−
+
−void BitcoinGUI::error(const QString &title, const QString &message)
+
−{
+
−    // Report errors from network/worker thread
+
−    if(trayIcon->supportsMessages())
+
−    {
+
−        // Show as "balloon" message if possible
+
−        trayIcon->showMessage(title, message, QSystemTrayIcon::Critical);
+
−    }
+
−    else
+
−    {
+
−        // Fall back to old fashioned popup dialog if not
+
−        QMessageBox::critical(this, title,
+
−            message,
+
−            QMessageBox::Ok, QMessageBox::Ok);
+
−    }
+
−}
+
−
+
−void BitcoinGUI::changeEvent(QEvent *e)
+
−{
+
−    if (e->type() == QEvent::WindowStateChange)
+
−    {
+
−        if(clientModel->getOptionsModel()->getMinimizeToTray())
+
−        {
+
−            if (isMinimized())
+
−            {
+
−                hide();
+
−                e->ignore();
+
−            }
+
−            else
+
−            {
+
−                e->accept();
+
−            }
+
−        }
+
−    }
+
−    QMainWindow::changeEvent(e);
+
−}
+
−
+
−void BitcoinGUI::closeEvent(QCloseEvent *event)
+
−{
+
−    if(!clientModel->getOptionsModel()->getMinimizeToTray() &&
+
−       !clientModel->getOptionsModel()->getMinimizeOnClose())
+
−    {
+
−        qApp->quit();
+
−    }
+
−    QMainWindow::closeEvent(event);
+
−}
+
−
+
−void BitcoinGUI::askFee(qint64 nFeeRequired, bool *payFee)
+
−{
+
−    QString strMessage =
+
−        tr("This transaction is over the size limit.  You can still send it for a fee of %1, "
+
−          "which goes to the nodes that process your transaction and helps to support the network.  "
+
−          "Do you want to pay the fee?").arg(GUIUtil::formatMoney(nFeeRequired));
+
−    QMessageBox::StandardButton retval = QMessageBox::question(
+
−          this, tr("Sending..."), strMessage,
+
−          QMessageBox::Yes|QMessageBox::Cancel, QMessageBox::Yes);
+
−    *payFee = (retval == QMessageBox::Yes);
+
−}
+
−
+
−void BitcoinGUI::incomingTransaction(const QModelIndex & parent, int start, int end)
+
−{
+
−    TransactionTableModel *ttm = walletModel->getTransactionTableModel();
+
−    qint64 amount = ttm->index(start, TransactionTableModel::Amount, parent)
+
−                    .data(Qt::EditRole).toULongLong();
+
−    if(!clientModel->inInitialBlockDownload())
+
−    {
+
−        // On incoming transaction, make an info balloon
+
−        // Unless the initial block download is in progress, to prevent balloon-spam
+
−        QString date = ttm->index(start, TransactionTableModel::Date, parent)
+
−                        .data().toString();
+
−        QString type = ttm->index(start, TransactionTableModel::Type, parent)
+
−                        .data().toString();
+
−        QString address = ttm->index(start, TransactionTableModel::ToAddress, parent)
+
−                        .data().toString();
+
−
+
−        trayIcon->showMessage((amount)<0 ? tr("Sent transaction") :
+
−                                           tr("Incoming transaction"),
+
−                              tr("Date: ") + date + "\n" +
+
−                              tr("Amount: ") + GUIUtil::formatMoney(amount, true) + "\n" +
+
−                              tr("Type: ") + type + "\n" +
+
−                              tr("Address: ") + address + "\n",
+
−                              QSystemTrayIcon::Information);
+
−    }
+
−}
+
−
+
−void BitcoinGUI::gotoOverviewPage()
+
−{
+
−    overviewAction->setChecked(true);
+
−    centralWidget->setCurrentWidget(overviewPage);
+
−
+
−    exportAction->setEnabled(false);
+
−    disconnect(exportAction, SIGNAL(triggered()), 0, 0);
+
−}
+
−
+
−void BitcoinGUI::gotoHistoryPage()
+
−{
+
−    historyAction->setChecked(true);
+
−    centralWidget->setCurrentWidget(transactionsPage);
+
−
+
−    exportAction->setEnabled(true);
+
−    disconnect(exportAction, SIGNAL(triggered()), 0, 0);
+
−    connect(exportAction, SIGNAL(triggered()), transactionView, SLOT(exportClicked()));
+
−}
+
−
+
−void BitcoinGUI::gotoAddressBookPage()
+
−{
+
−    addressBookAction->setChecked(true);
+
−    centralWidget->setCurrentWidget(addressBookPage);
+
−
+
−    exportAction->setEnabled(true);
+
−    disconnect(exportAction, SIGNAL(triggered()), 0, 0);
+
−    connect(exportAction, SIGNAL(triggered()), addressBookPage, SLOT(exportClicked()));
+
−}
+
−
+
−void BitcoinGUI::gotoReceiveCoinsPage()
+
−{
+
−    receiveCoinsAction->setChecked(true);
+
−    centralWidget->setCurrentWidget(receiveCoinsPage);
+
−
+
−    exportAction->setEnabled(true);
+
−    disconnect(exportAction, SIGNAL(triggered()), 0, 0);
+
−    connect(exportAction, SIGNAL(triggered()), receiveCoinsPage, SLOT(exportClicked()));
+
−}
+
−
+
−void BitcoinGUI::gotoSendCoinsPage()
+
−{
+
−    sendCoinsAction->setChecked(true);
+
−    sendCoinsPage->clear();
+
−    centralWidget->setCurrentWidget(sendCoinsPage);
+
−
+
−    exportAction->setEnabled(false);
+
−    disconnect(exportAction, SIGNAL(triggered()), 0, 0);
+
−}
+
−