neobytes/src/qt/bitcoingui.cpp

522 lines
17 KiB
C++

/*
* 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 <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(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(QModelIndex,int,int)),
this, SLOT(incomingTransaction(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(
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 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: ") + BitcoinUnits::formatWithUnit(walletModel->getOptionsModel()->getDisplayUnit(), 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);
}