diff options
Diffstat (limited to 'src/qt/bitcoingui.cpp')
| -rw-r--r-- | src/qt/bitcoingui.cpp | 659 |
1 files changed, 659 insertions, 0 deletions
diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp new file mode 100644 index 0000000000..0c9f778ff6 --- /dev/null +++ b/src/qt/bitcoingui.cpp @@ -0,0 +1,659 @@ +/* + * 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 "editaddressdialog.h" +#include "optionsmodel.h" +#include "transactiondescdialog.h" +#include "addresstablemodel.h" +#include "transactionview.h" +#include "overviewpage.h" +#include "bitcoinunits.h" +#include "guiconstants.h" +#include "askpassphrasedialog.h" +#include "notificator.h" +#include "qtwin.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 <QDragEnterEvent> +#include <QUrl> + +#include <iostream> + +BitcoinGUI::BitcoinGUI(QWidget *parent): + QMainWindow(parent), + clientModel(0), + walletModel(0), + encryptWalletAction(0), + changePassphraseAction(0), + trayIcon(0), + notificator(0) +{ + resize(850, 550); + setWindowTitle(tr("Bitcoin Wallet")); + setWindowIcon(QIcon(":icons/bitcoin")); + // Accept D&D of URIs + setAcceptDrops(true); + + createActions(); + + // Menus + QMenu *file = menuBar()->addMenu(tr("&File")); + file->addAction(sendCoinsAction); + file->addAction(receiveCoinsAction); + file->addSeparator(); + file->addAction(quitAction); + + QMenu *settings = menuBar()->addMenu(tr("&Settings")); + settings->addAction(encryptWalletAction); + settings->addAction(changePassphraseAction); + settings->addSeparator(); + settings->addAction(optionsAction); + + QMenu *help = menuBar()->addMenu(tr("&Help")); + help->addAction(aboutAction); + + // Toolbars + QToolBar *toolbar = addToolBar(tr("Tabs toolbar")); + toolbar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon); + toolbar->addAction(overviewAction); + toolbar->addAction(sendCoinsAction); + toolbar->addAction(receiveCoinsAction); + toolbar->addAction(historyAction); + toolbar->addAction(addressBookAction); + + QToolBar *toolbar2 = addToolBar(tr("Actions toolbar")); + toolbar2->setToolButtonStyle(Qt::ToolButtonTextBesideIcon); + toolbar2->addAction(exportAction); + + // Create tabs + overviewPage = new OverviewPage(); + + transactionsPage = new QWidget(this); + QVBoxLayout *vbox = new QVBoxLayout(); + transactionView = new TransactionView(this); + vbox->addWidget(transactionView); + 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 notification icons + QFrame *frameBlocks = new QFrame(); + //frameBlocks->setFrameStyle(QFrame::Panel | QFrame::Sunken); + frameBlocks->setContentsMargins(0,0,0,0); + frameBlocks->setMinimumWidth(56); + frameBlocks->setMaximumWidth(56); + QHBoxLayout *frameBlocksLayout = new QHBoxLayout(frameBlocks); + frameBlocksLayout->setContentsMargins(3,0,3,0); + frameBlocksLayout->setSpacing(3); + labelEncryptionIcon = new QLabel(); + labelConnectionsIcon = new QLabel(); + labelBlocksIcon = new QLabel(); + frameBlocksLayout->addStretch(); + frameBlocksLayout->addWidget(labelEncryptionIcon); + frameBlocksLayout->addStretch(); + frameBlocksLayout->addWidget(labelConnectionsIcon); + frameBlocksLayout->addStretch(); + frameBlocksLayout->addWidget(labelBlocksIcon); + 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(frameBlocks); + + createTrayIcon(); + + syncIconMovie = new QMovie(":/movies/update_spinner", "mng", this); + + // Clicking on a transaction on the overview page simply sends you to transaction history page + connect(overviewPage, SIGNAL(transactionClicked(QModelIndex)), this, SLOT(gotoHistoryPage())); + + // Doubleclicking on a transaction on the transaction history page shows details + connect(transactionView, SIGNAL(doubleClicked(QModelIndex)), transactionView, SLOT(showDetails())); + +#ifdef Q_OS_WIN + // Windows-specific customization + if (QtWin::isCompositionEnabled()) + { + QtWin::extendFrameIntoClientArea(this); + setContentsMargins(0, 0, 0, 0); + } +#endif + setWindowComposition(); + + 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")); + encryptWalletAction = new QAction(QIcon(":/icons/lock_closed"), tr("&Encrypt Wallet"), this); + encryptWalletAction->setToolTip(tr("Encrypt or decrypt wallet")); + encryptWalletAction->setCheckable(true); + changePassphraseAction = new QAction(QIcon(":/icons/key"), tr("&Change Passphrase"), this); + changePassphraseAction->setToolTip(tr("Change the passphrase used for wallet encryption")); + + 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(showNormal())); + connect(encryptWalletAction, SIGNAL(triggered(bool)), this, SLOT(encryptWallet(bool))); + connect(changePassphraseAction, SIGNAL(triggered()), this, SLOT(changePassphrase())); +} + +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); + + setEncryptionStatus(walletModel->getEncryptionStatus()); + connect(walletModel, SIGNAL(encryptionStatusChanged(int)), this, SLOT(setEncryptionStatus(int))); + + // Balloon popup for new transaction + connect(walletModel->getTransactionTableModel(), SIGNAL(rowsInserted(QModelIndex,int,int)), + this, SLOT(incomingTransaction(QModelIndex,int,int))); + + // Ask for passphrase if needed + connect(walletModel, SIGNAL(requireUnlock()), this, SLOT(unlockWallet())); +} + +void BitcoinGUI::createTrayIcon() +{ + QMenu *trayIconMenu = new QMenu(this); + trayIconMenu->addAction(openBitcoinAction); + 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(); + + notificator = new Notificator(tr("bitcoin-qt"), trayIcon); +} + +void BitcoinGUI::trayIconActivated(QSystemTrayIcon::ActivationReason reason) +{ + if(reason == QSystemTrayIcon::Trigger) + { + // Click 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(STATUSBAR_ICONSIZE,STATUSBAR_ICONSIZE)); + labelConnectionsIcon->setToolTip(tr("%n active connection(s) to Bitcoin network", "", 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)); + } + + // Set icon state: spinning if catching up, tick otherwise + if(secs < 30*60) + { + tooltip = tr("Up to date") + QString("\n") + tooltip; + labelBlocksIcon->setPixmap(QIcon(":/icons/synced").pixmap(STATUSBAR_ICONSIZE,STATUSBAR_ICONSIZE)); + } + else + { + tooltip = tr("Catching up...") + QString("\n") + tooltip; + labelBlocksIcon->setMovie(syncIconMovie); + syncIconMovie->start(); + } + + tooltip += QString("\n"); + tooltip += tr("Last received block was generated %1.").arg(text); + + labelBlocksIcon->setToolTip(tooltip); + progressBarLabel->setToolTip(tooltip); + progressBar->setToolTip(tooltip); +} + +void BitcoinGUI::error(const QString &title, const QString &message) +{ + // Report errors from network/worker thread + notificator->notify(Notificator::Critical, title, message); +} + +void BitcoinGUI::changeEvent(QEvent *e) +{ + if (e->type() == QEvent::WindowStateChange) + { + if(clientModel->getOptionsModel()->getMinimizeToTray()) + { + if (isMinimized()) + { + hide(); + e->ignore(); + } + else + { + show(); + e->accept(); + } + } + } + setWindowComposition(); + QMainWindow::changeEvent(e); +} + +void BitcoinGUI::closeEvent(QCloseEvent *event) +{ + if(!clientModel->getOptionsModel()->getMinimizeToTray() && + !clientModel->getOptionsModel()->getMinimizeOnClose()) + { + qApp->quit(); + } + QMainWindow::closeEvent(event); +} + +void BitcoinGUI::setWindowComposition() +{ +#ifdef Q_OS_WIN + // Make the background transparent on Windows Vista or 7, except when maximized + // Otherwise text becomes hard to read + if (QtWin::isCompositionEnabled()) + { + QPalette pal = palette(); + QColor bg = pal.window().color(); + if(isMaximized()) + { + setAttribute(Qt::WA_TranslucentBackground, false); + setAttribute(Qt::WA_StyledBackground, true); + QBrush wb = pal.window(); + bg = wb.color(); + bg.setAlpha(255); + pal.setColor(QPalette::Window, bg); + setPalette(pal); + + } + else + { + setAttribute(Qt::WA_TranslucentBackground); + setAttribute(Qt::WA_StyledBackground, false); + bg.setAlpha(0); + pal.setColor(QPalette::Window, bg); + setPalette(pal); + setAttribute(Qt::WA_NoSystemBackground, false); + ensurePolished(); + setAttribute(Qt::WA_StyledBackground, false); + } + } +#endif +} + +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( + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, 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 new 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(); + QIcon icon = qvariant_cast<QIcon>(ttm->index(start, + TransactionTableModel::ToAddress, parent) + .data(Qt::DecorationRole)); + + notificator->notify(Notificator::Information, + (amount)<0 ? tr("Sent transaction") : + tr("Incoming transaction"), + tr("Date: %1\n" + "Amount: %2\n" + "Type: %3\n" + "Address: %4\n") + .arg(date) + .arg(BitcoinUnits::formatWithUnit(walletModel->getOptionsModel()->getDisplayUnit(), amount, true)) + .arg(type) + .arg(address), icon); + } +} + +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); + if(centralWidget->currentWidget() != sendCoinsPage) + { + // Clear the current contents if we arrived from another tab + sendCoinsPage->clear(); + } + centralWidget->setCurrentWidget(sendCoinsPage); + + exportAction->setEnabled(false); + disconnect(exportAction, SIGNAL(triggered()), 0, 0); +} + +void BitcoinGUI::dragEnterEvent(QDragEnterEvent *event) +{ + // Accept only URLs + if(event->mimeData()->hasUrls()) + event->acceptProposedAction(); +} + +void BitcoinGUI::dropEvent(QDropEvent *event) +{ + if(event->mimeData()->hasUrls()) + { + gotoSendCoinsPage(); + QList<QUrl> urls = event->mimeData()->urls(); + foreach(const QUrl &url, urls) + { + sendCoinsPage->handleURL(&url); + } + } + + event->acceptProposedAction(); +} + +void BitcoinGUI::setEncryptionStatus(int status) +{ + switch(status) + { + case WalletModel::Unencrypted: + labelEncryptionIcon->hide(); + encryptWalletAction->setChecked(false); + changePassphraseAction->setEnabled(false); + encryptWalletAction->setEnabled(true); + break; + case WalletModel::Unlocked: + labelEncryptionIcon->show(); + labelEncryptionIcon->setPixmap(QIcon(":/icons/lock_open").pixmap(STATUSBAR_ICONSIZE,STATUSBAR_ICONSIZE)); + labelEncryptionIcon->setToolTip(tr("Wallet is <b>encrypted</b> and currently <b>unlocked</b>")); + encryptWalletAction->setChecked(true); + changePassphraseAction->setEnabled(true); + encryptWalletAction->setEnabled(false); // TODO: decrypt currently not supported + break; + case WalletModel::Locked: + labelEncryptionIcon->show(); + labelEncryptionIcon->setPixmap(QIcon(":/icons/lock_closed").pixmap(STATUSBAR_ICONSIZE,STATUSBAR_ICONSIZE)); + labelEncryptionIcon->setToolTip(tr("Wallet is <b>encrypted</b> and currently <b>locked</b>")); + encryptWalletAction->setChecked(true); + changePassphraseAction->setEnabled(true); + encryptWalletAction->setEnabled(false); // TODO: decrypt currently not supported + break; + } +} + +void BitcoinGUI::encryptWallet(bool status) +{ + AskPassphraseDialog dlg(status ? AskPassphraseDialog::Encrypt: + AskPassphraseDialog::Decrypt, this); + dlg.setModel(walletModel); + dlg.exec(); + + setEncryptionStatus(walletModel->getEncryptionStatus()); +} + +void BitcoinGUI::changePassphrase() +{ + AskPassphraseDialog dlg(AskPassphraseDialog::ChangePass, this); + dlg.setModel(walletModel); + dlg.exec(); +} + +void BitcoinGUI::unlockWallet() +{ + // Unlock wallet when requested by wallet model + if(walletModel->getEncryptionStatus() == WalletModel::Locked) + { + AskPassphraseDialog dlg(AskPassphraseDialog::Unlock, this); + dlg.setModel(walletModel); + dlg.exec(); + } +} |