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/*
* 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"
#ifdef Q_WS_MAC
#include "macdockiconhandler.h"
#endif
#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"));
#ifndef Q_WS_MAC
setWindowIcon(QIcon(":icons/bitcoin"));
#else
setUnifiedTitleAndToolBarOnMac(true);
QApplication::setAttribute(Qt::AA_DontShowIconsInMenus);
#endif
// Accept D&D of URIs
setAcceptDrops(true);
// Create actions for the toolbar, menu bar and tray/dock icon
createActions();
// Create application menu bar
createMenuBar();
// Create the toolbars
createToolBars();
// Create the tray icon (or setup the dock icon)
createTrayIcon();
// 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);
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()));
gotoOverviewPage();
}
BitcoinGUI::~BitcoinGUI()
{
#ifdef Q_WS_MAC
delete appMenuBar;
#endif
}
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("E&xit"), this);
quitAction->setToolTip(tr("Quit application"));
quitAction->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
quitAction->setMenuRole(QAction::QuitRole);
aboutAction = new QAction(QIcon(":/icons/bitcoin"), tr("&About %1").arg(qApp->applicationName()), this);
aboutAction->setToolTip(tr("Show information about Bitcoin"));
aboutAction->setMenuRole(QAction::AboutQtRole);
optionsAction = new QAction(QIcon(":/icons/options"), tr("&Options..."), this);
optionsAction->setToolTip(tr("Modify configuration options for bitcoin"));
optionsAction->setMenuRole(QAction::PreferencesRole);
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::createMenuBar()
{
#ifdef Q_WS_MAC
// Create a decoupled menu bar on Mac which stays even if the window is closed
appMenuBar = new QMenuBar();
#else
// Get the main window's menu bar on other platforms
appMenuBar = menuBar();
#endif
// Configure the menus
QMenu *file = appMenuBar->addMenu(tr("&File"));
file->addAction(quitAction);
QMenu *settings = appMenuBar->addMenu(tr("&Settings"));
settings->addAction(encryptWalletAction);
settings->addAction(changePassphraseAction);
settings->addSeparator();
settings->addAction(optionsAction);
QMenu *help = appMenuBar->addMenu(tr("&Help"));
help->addAction(aboutAction);
}
void BitcoinGUI::createToolBars()
{
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);
}
void BitcoinGUI::setClientModel(ClientModel *clientModel)
{
this->clientModel = clientModel;
if(clientModel->isTestNet())
{
QString title_testnet = windowTitle() + QString(" ") + tr("[testnet]");
setWindowTitle(title_testnet);
#ifndef Q_WS_MAC
setWindowIcon(QIcon(":icons/bitcoin_testnet"));
#else
MacDockIconHandler::instance()->setIcon(QIcon(":icons/bitcoin_testnet"));
#endif
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;
#ifndef Q_WS_MAC
trayIcon = new QSystemTrayIcon(this);
trayIconMenu = new QMenu(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();
#else
// Note: On Mac, the dock icon is used to provide the tray's functionality.
MacDockIconHandler *dockIconHandler = MacDockIconHandler::instance();
connect(dockIconHandler, SIGNAL(dockIconClicked()), openBitcoinAction, SLOT(trigger()));
trayIconMenu = dockIconHandler->dockMenu();
#endif
// Configuration of the tray icon (or dock icon) icon menu
trayIconMenu->addAction(openBitcoinAction);
trayIconMenu->addSeparator();
trayIconMenu->addAction(receiveCoinsAction);
trayIconMenu->addAction(sendCoinsAction);
trayIconMenu->addSeparator();
trayIconMenu->addAction(optionsAction);
#ifndef Q_WS_MAC // This is built-in on Mac
trayIconMenu->addSeparator();
trayIconMenu->addAction(quitAction);
#endif
notificator = new Notificator(tr("bitcoin-qt"), trayIcon);
}
#ifndef Q_WS_MAC
void BitcoinGUI::trayIconActivated(QSystemTrayIcon::ActivationReason reason)
{
if(reason == QSystemTrayIcon::Trigger)
{
// Click on system tray icon triggers "open bitcoin"
openBitcoinAction->trigger();
}
}
#endif
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 initTotal = clientModel->getNumBlocksAtStartup();
int total = clientModel->getNumBlocksOfPeers();
QString tooltip;
if(count < total)
{
progressBarLabel->setVisible(true);
progressBar->setVisible(true);
progressBar->setMaximum(total - initTotal);
progressBar->setValue(count - initTotal);
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)
{
#ifndef Q_WS_MAC // Ignored on Mac
if (e->type() == QEvent::WindowStateChange)
{
if (clientModel->getOptionsModel()->getMinimizeToTray())
{
if (isMinimized())
{
hide();
e->ignore();
}
else
{
show();
e->accept();
}
}
}
#endif
QMainWindow::changeEvent(e);
}
void BitcoinGUI::closeEvent(QCloseEvent *event)
{
#ifndef Q_WS_MAC // Ignored on Mac
if(!clientModel->getOptionsModel()->getMinimizeToTray() &&
!clientModel->getOptionsModel()->getMinimizeOnClose())
{
qApp->quit();
}
#endif
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(
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()
{
show();
overviewAction->setChecked(true);
centralWidget->setCurrentWidget(overviewPage);
exportAction->setEnabled(false);
disconnect(exportAction, SIGNAL(triggered()), 0, 0);
}
void BitcoinGUI::gotoHistoryPage()
{
show();
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()
{
show();
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()
{
show();
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()
{
show();
sendCoinsAction->setChecked(true);
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();
}
}