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1 files changed, 448 insertions, 0 deletions

diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
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+++ b/src/qt/bitcoingui.cpp
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+/*
+ * Qt4 bitcoin GUI.
+ *
+ * W.J. van der Laan 2011
+ */
+#include "bitcoingui.h"
+#include "transactiontablemodel.h"
+#include "addressbookdialog.h"
+#include "sendcoinsdialog.h"
+#include "optionsdialog.h"
+#include "aboutdialog.h"
+#include "clientmodel.h"
+#include "guiutil.h"
+#include "editaddressdialog.h"
+#include "optionsmodel.h"
+#include "transactiondescdialog.h"
+
+#include "main.h"
+
+#include <QApplication>
+#include <QMainWindow>
+#include <QMenuBar>
+#include <QMenu>
+#include <QIcon>
+#include <QTabWidget>
+#include <QVBoxLayout>
+#include <QWidget>
+#include <QToolBar>
+#include <QStatusBar>
+#include <QLabel>
+#include <QTableView>
+#include <QLineEdit>
+#include <QPushButton>
+#include <QHeaderView>
+#include <QLocale>
+#include <QSortFilterProxyModel>
+#include <QClipboard>
+#include <QMessageBox>
+
+#include <QDebug>
+
+#include <iostream>
+
+BitcoinGUI::BitcoinGUI(QWidget *parent):
+    QMainWindow(parent), trayIcon(0)
+{
+    resize(850, 550);
+    setWindowTitle(tr("Bitcoin"));
+    setWindowIcon(QIcon(":icons/bitcoin"));
+
+    createActions();
+
+    // Menus
+    QMenu *file = menuBar()->addMenu("&File");
+    file->addAction(sendcoins);
+    file->addSeparator();
+    file->addAction(quit);
+    
+    QMenu *settings = menuBar()->addMenu("&Settings");
+    settings->addAction(receivingAddresses);
+    settings->addAction(options);
+
+    QMenu *help = menuBar()->addMenu("&Help");
+    help->addAction(about);
+    
+    // Toolbar
+    QToolBar *toolbar = addToolBar("Main toolbar");
+    toolbar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
+    toolbar->addAction(sendcoins);
+    toolbar->addAction(addressbook);
+
+    // Address: <address>: New... : Paste to clipboard
+    QHBoxLayout *hbox_address = new QHBoxLayout();
+    hbox_address->addWidget(new QLabel(tr("Your Bitcoin Address:")));
+    address = new QLineEdit();
+    address->setReadOnly(true);
+    address->setFont(GUIUtil::bitcoinAddressFont());
+    address->setToolTip(tr("Your current default receiving address"));
+    hbox_address->addWidget(address);
+    
+    QPushButton *button_new = new QPushButton(tr("&New..."));
+    button_new->setToolTip(tr("Create new receiving address"));
+    QPushButton *button_clipboard = new QPushButton(tr("&Copy to clipboard"));
+    button_clipboard->setToolTip(tr("Copy current receiving address to the system clipboard"));
+    hbox_address->addWidget(button_new);
+    hbox_address->addWidget(button_clipboard);
+    
+    // Balance: <balance>
+    QHBoxLayout *hbox_balance = new QHBoxLayout();
+    hbox_balance->addWidget(new QLabel(tr("Balance:")));
+    hbox_balance->addSpacing(5);/* Add some spacing between the label and the text */
+
+    labelBalance = new QLabel();
+    labelBalance->setFont(QFont("Monospace"));
+    labelBalance->setToolTip(tr("Your current balance"));
+    hbox_balance->addWidget(labelBalance);
+    hbox_balance->addStretch(1);
+    
+    QVBoxLayout *vbox = new QVBoxLayout();
+    vbox->addLayout(hbox_address);
+    vbox->addLayout(hbox_balance);
+
+    vbox->addWidget(createTabs());
+
+    QWidget *centralwidget = new QWidget(this);
+    centralwidget->setLayout(vbox);
+    setCentralWidget(centralwidget);
+    
+    // Create status bar
+    statusBar();
+    
+    labelConnections = new QLabel();
+    labelConnections->setFrameStyle(QFrame::Panel | QFrame::Sunken);
+    labelConnections->setMinimumWidth(130);
+    labelConnections->setToolTip(tr("Number of connections to other clients"));
+    
+    labelBlocks = new QLabel();
+    labelBlocks->setFrameStyle(QFrame::Panel | QFrame::Sunken);
+    labelBlocks->setMinimumWidth(130);
+    labelBlocks->setToolTip(tr("Number of blocks in the block chain"));
+
+    labelTransactions = new QLabel();
+    labelTransactions->setFrameStyle(QFrame::Panel | QFrame::Sunken);
+    labelTransactions->setMinimumWidth(130);
+    labelTransactions->setToolTip(tr("Number of transactions in your wallet"));
+
+    statusBar()->addPermanentWidget(labelConnections);
+    statusBar()->addPermanentWidget(labelBlocks);
+    statusBar()->addPermanentWidget(labelTransactions);
+     
+    // Action bindings
+    connect(button_new, SIGNAL(clicked()), this, SLOT(newAddressClicked()));
+    connect(button_clipboard, SIGNAL(clicked()), this, SLOT(copyClipboardClicked()));
+
+    createTrayIcon();
+}
+
+void BitcoinGUI::createActions()
+{
+    quit = new QAction(QIcon(":/icons/quit"), tr("&Exit"), this);
+    quit->setToolTip(tr("Quit application"));
+    sendcoins = new QAction(QIcon(":/icons/send"), tr("&Send coins"), this);
+    sendcoins->setToolTip(tr("Send coins to a bitcoin address"));
+    addressbook = new QAction(QIcon(":/icons/address-book"), tr("&Address Book"), this);
+    addressbook->setToolTip(tr("Edit the list of stored addresses and labels"));
+    about = new QAction(QIcon(":/icons/bitcoin"), tr("&About"), this);
+    about->setToolTip(tr("Show information about Bitcoin"));
+    receivingAddresses = new QAction(QIcon(":/icons/receiving-addresses"), tr("Your &Receiving Addresses..."), this);
+    receivingAddresses->setToolTip(tr("Show the list of receiving addresses and edit their labels"));
+    options = new QAction(QIcon(":/icons/options"), tr("&Options..."), this);
+    options->setToolTip(tr("Modify configuration options for bitcoin"));
+    openBitcoin = new QAction(QIcon(":/icons/bitcoin"), "Open &Bitcoin", this);
+    openBitcoin->setToolTip(tr("Show the Bitcoin window"));
+
+    connect(quit, SIGNAL(triggered()), qApp, SLOT(quit()));
+    connect(sendcoins, SIGNAL(triggered()), this, SLOT(sendcoinsClicked()));
+    connect(addressbook, SIGNAL(triggered()), this, SLOT(addressbookClicked()));
+    connect(receivingAddresses, SIGNAL(triggered()), this, SLOT(receivingAddressesClicked()));
+    connect(options, SIGNAL(triggered()), this, SLOT(optionsClicked()));
+    connect(about, SIGNAL(triggered()), this, SLOT(aboutClicked()));
+    connect(openBitcoin, SIGNAL(triggered()), this, SLOT(show()));
+}
+
+void BitcoinGUI::setModel(ClientModel *model)
+{
+    this->model = model;
+
+    // Keep up to date with client
+    setBalance(model->getBalance());
+    connect(model, SIGNAL(balanceChanged(qint64)), this, SLOT(setBalance(qint64)));
+
+    setNumConnections(model->getNumConnections());
+    connect(model, SIGNAL(numConnectionsChanged(int)), this, SLOT(setNumConnections(int)));
+
+    setNumTransactions(model->getNumTransactions());
+    connect(model, SIGNAL(numTransactionsChanged(int)), this, SLOT(setNumTransactions(int)));
+
+    setNumBlocks(model->getNumBlocks());
+    connect(model, SIGNAL(numBlocksChanged(int)), this, SLOT(setNumBlocks(int)));
+
+    setAddress(model->getAddress());
+    connect(model, SIGNAL(addressChanged(QString)), this, SLOT(setAddress(QString)));
+
+    // Report errors from network/worker thread
+    connect(model, SIGNAL(error(QString,QString)), this, SLOT(error(QString,QString)));    
+
+    // Put transaction list in tabs
+    setTabsModel(model->getTransactionTableModel());
+}
+
+void BitcoinGUI::createTrayIcon()
+{
+    QMenu *trayIconMenu = new QMenu(this);
+    trayIconMenu->addAction(openBitcoin);
+    trayIconMenu->addAction(sendcoins);
+    trayIconMenu->addAction(options);
+    trayIconMenu->addSeparator();
+    trayIconMenu->addAction(quit);
+
+    trayIcon = new QSystemTrayIcon(this);
+    trayIcon->setContextMenu(trayIconMenu);
+    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"
+        openBitcoin->trigger();
+    }
+}
+
+QWidget *BitcoinGUI::createTabs()
+{
+    QStringList tab_labels;
+    tab_labels  << tr("All transactions")
+                << tr("Sent/Received")
+                << tr("Sent")
+                << tr("Received");
+
+    QTabWidget *tabs = new QTabWidget(this);
+    for(int i = 0; i < tab_labels.size(); ++i)
+    {
+        QTableView *view = new QTableView(this);
+        tabs->addTab(view, tab_labels.at(i));
+
+        connect(view, SIGNAL(doubleClicked(const QModelIndex&)), this, SLOT(transactionDetails(const QModelIndex&)));
+        transactionViews.append(view);
+    }
+
+    return tabs;
+}
+
+void BitcoinGUI::setTabsModel(QAbstractItemModel *transaction_model)
+{
+    QStringList tab_filters;
+    tab_filters << "^."
+            << "^["+TransactionTableModel::Sent+TransactionTableModel::Received+"]"
+            << "^["+TransactionTableModel::Sent+"]"
+            << "^["+TransactionTableModel::Received+"]";
+
+    for(int i = 0; i < transactionViews.size(); ++i)
+    {
+        QSortFilterProxyModel *proxy_model = new QSortFilterProxyModel(this);
+        proxy_model->setSourceModel(transaction_model);
+        proxy_model->setDynamicSortFilter(true);
+        proxy_model->setFilterRole(TransactionTableModel::TypeRole);
+        proxy_model->setFilterRegExp(QRegExp(tab_filters.at(i)));
+        proxy_model->setSortRole(Qt::EditRole);
+
+        QTableView *transaction_table = transactionViews.at(i);
+        transaction_table->setModel(proxy_model);
+        transaction_table->setSelectionBehavior(QAbstractItemView::SelectRows);
+        transaction_table->setSelectionMode(QAbstractItemView::ExtendedSelection);
+        transaction_table->setSortingEnabled(true);
+        transaction_table->sortByColumn(TransactionTableModel::Status, Qt::DescendingOrder);
+        transaction_table->verticalHeader()->hide();
+
+        transaction_table->horizontalHeader()->resizeSection(
+                TransactionTableModel::Status, 120);
+        transaction_table->horizontalHeader()->resizeSection(
+                TransactionTableModel::Date, 120);
+        transaction_table->horizontalHeader()->setResizeMode(
+                TransactionTableModel::Description, QHeaderView::Stretch);
+        transaction_table->horizontalHeader()->resizeSection(
+                TransactionTableModel::Debit, 79);
+        transaction_table->horizontalHeader()->resizeSection(
+                TransactionTableModel::Credit, 79);
+    }
+
+    connect(transaction_model, SIGNAL(rowsInserted(const QModelIndex &, int, int)),
+            this, SLOT(incomingTransaction(const QModelIndex &, int, int)));
+}
+
+void BitcoinGUI::sendcoinsClicked()
+{
+    SendCoinsDialog dlg;
+    dlg.setModel(model);
+    dlg.exec();
+}
+
+void BitcoinGUI::addressbookClicked()
+{
+    AddressBookDialog dlg;
+    dlg.setModel(model->getAddressTableModel());
+    dlg.setTab(AddressBookDialog::SendingTab);
+    dlg.exec();
+}
+
+void BitcoinGUI::receivingAddressesClicked()
+{
+    AddressBookDialog dlg;
+    dlg.setModel(model->getAddressTableModel());
+    dlg.setTab(AddressBookDialog::ReceivingTab);
+    dlg.exec();
+}
+
+void BitcoinGUI::optionsClicked()
+{
+    OptionsDialog dlg;
+    dlg.setModel(model->getOptionsModel());
+    dlg.exec();
+}
+
+void BitcoinGUI::aboutClicked()
+{
+    AboutDialog dlg;
+    dlg.exec();
+}
+
+void BitcoinGUI::newAddressClicked()
+{
+    EditAddressDialog dlg(EditAddressDialog::NewReceivingAddress);
+    dlg.setModel(model->getAddressTableModel());
+    if(dlg.exec())
+    {
+        QString newAddress = dlg.saveCurrentRow();
+        // Set returned address as new default addres
+        if(!newAddress.isEmpty())
+        {
+            model->setAddress(newAddress);
+        }
+    }
+}
+
+void BitcoinGUI::copyClipboardClicked()
+{
+    // Copy text in address to clipboard
+    QApplication::clipboard()->setText(address->text());
+}
+
+void BitcoinGUI::setBalance(qint64 balance)
+{
+    labelBalance->setText(QString::fromStdString(FormatMoney(balance)));
+}
+
+void BitcoinGUI::setAddress(const QString &addr)
+{
+    address->setText(addr);
+}
+
+void BitcoinGUI::setNumConnections(int count)
+{
+    labelConnections->setText(QLocale::system().toString(count)+" "+tr("connections(s)", "", count));
+}
+
+void BitcoinGUI::setNumBlocks(int count)
+{
+    labelBlocks->setText(QLocale::system().toString(count)+" "+tr("block(s)", "", count));
+}
+
+void BitcoinGUI::setNumTransactions(int count)
+{
+    labelTransactions->setText(QLocale::system().toString(count)+" "+tr("transaction(s)", "", count));
+}
+
+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(model->getOptionsModel()->getMinimizeToTray())
+        {
+            if (isMinimized())
+            {
+                hide();
+                e->ignore();
+            }
+            else
+            {
+                e->accept();
+            }
+        }
+    }
+    QMainWindow::changeEvent(e);
+}
+
+void BitcoinGUI::closeEvent(QCloseEvent *event)
+{
+    if(!model->getOptionsModel()->getMinimizeToTray() &&
+       !model->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(QString::fromStdString(FormatMoney(nFeeRequired)));
+    QMessageBox::StandardButton retval = QMessageBox::question(
+          this, tr("Sending..."), strMessage,
+          QMessageBox::Yes|QMessageBox::Cancel, QMessageBox::Yes);
+    *payFee = (retval == QMessageBox::Yes);
+}
+
+void BitcoinGUI::transactionDetails(const QModelIndex& idx)
+{
+    /* A transaction is doubleclicked */
+    TransactionDescDialog dlg(idx);
+    dlg.exec();
+}
+
+void BitcoinGUI::incomingTransaction(const QModelIndex & parent, int start, int end)
+{
+    TransactionTableModel *ttm = model->getTransactionTableModel();
+    qint64 credit = ttm->index(start, TransactionTableModel::Credit, parent)
+                    .data(Qt::EditRole).toULongLong();
+    qint64 debit = ttm->index(start, TransactionTableModel::Debit, parent)
+                    .data(Qt::EditRole).toULongLong();
+    if((credit+debit)>0)
+    {
+        /* On incoming transaction, make an info balloon */
+        QString date = ttm->index(start, TransactionTableModel::Date, parent)
+                        .data().toString();
+        QString description = ttm->index(start, TransactionTableModel::Description, parent)
+                        .data().toString();
+
+        trayIcon->showMessage(tr("Incoming transaction"),
+                              "Date: " + date + "\n" +
+                              "Amount: " + QString::fromStdString(FormatMoney(credit+debit, true)) + "\n" +
+                              description,
+                              QSystemTrayIcon::Information);
+    }
+}