aboutsummaryrefslogtreecommitdiff
path: root/src/qt/bitcoingui.cpp
blob: 1b4e13c4207e9d58e81d696c931e02f5ae32f4e4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
/*
 * 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 "addresstablemodel.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 <QProgressBar>

#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", -1, QFont::Bold));
    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(150);
    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"));

    // 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(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->getAddressTableModel()->getDefaultAddress());
    connect(model->getAddressTableModel(), SIGNAL(defaultAddressChanged(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, 23);
        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(AddressBookDialog::ForEditing);
    dlg.setModel(model->getAddressTableModel());
    dlg.setTab(AddressBookDialog::SendingTab);
    dlg.exec();
}

void BitcoinGUI::receivingAddressesClicked()
{
    AddressBookDialog dlg(AddressBookDialog::ForEditing);
    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();
    }
}

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)
{
    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;
    }
    labelConnections->setTextFormat(Qt::RichText);
    labelConnections->setText("<img src=\""+icon+"\"> " + tr("%n connection(s)", "", count));
}

void BitcoinGUI::setNumBlocks(int count)
{
    int total = model->getTotalBlocksEstimate();
    if(count < total)
    {
        progressBarLabel->setVisible(true);
        progressBar->setVisible(true);
        progressBar->setMaximum(total);
        progressBar->setValue(count);
    }
    else
    {
        progressBarLabel->setVisible(false);
        progressBar->setVisible(false);
    }

    labelBlocks->setText(tr("%n block(s)", "", count));
}

void BitcoinGUI::setNumTransactions(int count)
{
    labelTransactions->setText(tr("%n 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 && !model->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 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);
    }
}