src/qt/transactionview.cpp

   1 // Copyright (c) 2011-2016 The Bitcoin Core developers
   2 // Distributed under the MIT software license, see the accompanying
   3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   4
   5 #include "transactionview.h"
   6
   7 #include "addresstablemodel.h"
   8 #include "bitcoinunits.h"
   9 #include "csvmodelwriter.h"
  10 #include "editaddressdialog.h"
  11 #include "guiutil.h"
  12 #include "optionsmodel.h"
  13 #include "platformstyle.h"
  14 #include "sendcoinsdialog.h"
  15 #include "transactiondescdialog.h"
  16 #include "transactionfilterproxy.h"
  17 #include "transactionrecord.h"
  18 #include "transactiontablemodel.h"
  19 #include "walletmodel.h"
  20
  21 #include "ui_interface.h"
  22
  23 #include <QComboBox>
  24 #include <QDateTimeEdit>
  25 #include <QDesktopServices>
  26 #include <QDoubleValidator>
  27 #include <QHBoxLayout>
  28 #include <QHeaderView>
  29 #include <QLabel>
  30 #include <QLineEdit>
  31 #include <QMenu>
  32 #include <QPoint>
  33 #include <QScrollBar>
  34 #include <QSignalMapper>
  35 #include <QTableView>
  36 #include <QUrl>
  37 #include <QVBoxLayout>
  38
  39 TransactionView::TransactionView(const PlatformStyle *platformStyle, QWidget *parent) :
  40     QWidget(parent), model(0), transactionProxyModel(0),
  41     transactionView(0), abandonAction(0), bumpFeeAction(0), columnResizingFixer(0)
  42 {
  43     // Build filter row
  44     setContentsMargins(0,0,0,0);
  45
  46     QHBoxLayout *hlayout = new QHBoxLayout();
  47     hlayout->setContentsMargins(0,0,0,0);
  48
  49     if (platformStyle->getUseExtraSpacing()) {
  50         hlayout->setSpacing(5);
  51         hlayout->addSpacing(26);
  52     } else {
  53         hlayout->setSpacing(0);
  54         hlayout->addSpacing(23);
  55     }
  56
  57     watchOnlyWidget = new QComboBox(this);
  58     watchOnlyWidget->setFixedWidth(24);
  59     watchOnlyWidget->addItem("", TransactionFilterProxy::WatchOnlyFilter_All);
  60     watchOnlyWidget->addItem(platformStyle->SingleColorIcon(":/icons/eye_plus"), "", TransactionFilterProxy::WatchOnlyFilter_Yes);
  61     watchOnlyWidget->addItem(platformStyle->SingleColorIcon(":/icons/eye_minus"), "", TransactionFilterProxy::WatchOnlyFilter_No);
  62     hlayout->addWidget(watchOnlyWidget);
  63
  64     dateWidget = new QComboBox(this);
  65     if (platformStyle->getUseExtraSpacing()) {
  66         dateWidget->setFixedWidth(121);
  67     } else {
  68         dateWidget->setFixedWidth(120);
  69     }
  70     dateWidget->addItem(tr("All"), All);
  71     dateWidget->addItem(tr("Today"), Today);
  72     dateWidget->addItem(tr("This week"), ThisWeek);
  73     dateWidget->addItem(tr("This month"), ThisMonth);
  74     dateWidget->addItem(tr("Last month"), LastMonth);
  75     dateWidget->addItem(tr("This year"), ThisYear);
  76     dateWidget->addItem(tr("Range..."), Range);
  77     hlayout->addWidget(dateWidget);
  78
  79     typeWidget = new QComboBox(this);
  80     if (platformStyle->getUseExtraSpacing()) {
  81         typeWidget->setFixedWidth(121);
  82     } else {
  83         typeWidget->setFixedWidth(120);
  84     }
  85
  86     typeWidget->addItem(tr("All"), TransactionFilterProxy::ALL_TYPES);
  87     typeWidget->addItem(tr("Received with"), TransactionFilterProxy::TYPE(TransactionRecord::RecvWithAddress) |
  88                                         TransactionFilterProxy::TYPE(TransactionRecord::RecvFromOther));
  89     typeWidget->addItem(tr("Sent to"), TransactionFilterProxy::TYPE(TransactionRecord::SendToAddress) |
  90                                   TransactionFilterProxy::TYPE(TransactionRecord::SendToOther));
  91     typeWidget->addItem(tr("To yourself"), TransactionFilterProxy::TYPE(TransactionRecord::SendToSelf));
  92     typeWidget->addItem(tr("Mined"), TransactionFilterProxy::TYPE(TransactionRecord::Generated));
  93     typeWidget->addItem(tr("Other"), TransactionFilterProxy::TYPE(TransactionRecord::Other));
  94
  95     hlayout->addWidget(typeWidget);
  96
  97     addressWidget = new QLineEdit(this);
  98 #if QT_VERSION >= 0x040700
  99     addressWidget->setPlaceholderText(tr("Enter address or label to search"));
 100 #endif
 101     hlayout->addWidget(addressWidget);
 102
 103     amountWidget = new QLineEdit(this);
 104 #if QT_VERSION >= 0x040700
 105     amountWidget->setPlaceholderText(tr("Min amount"));
 106 #endif
 107     if (platformStyle->getUseExtraSpacing()) {
 108         amountWidget->setFixedWidth(97);
 109     } else {
 110         amountWidget->setFixedWidth(100);
 111     }
 112     amountWidget->setValidator(new QDoubleValidator(0, 1e20, 8, this));
 113     hlayout->addWidget(amountWidget);
 114
 115     QVBoxLayout *vlayout = new QVBoxLayout(this);
 116     vlayout->setContentsMargins(0,0,0,0);
 117     vlayout->setSpacing(0);
 118
 119     QTableView *view = new QTableView(this);
 120     vlayout->addLayout(hlayout);
 121     vlayout->addWidget(createDateRangeWidget());
 122     vlayout->addWidget(view);
 123     vlayout->setSpacing(0);
 124     int width = view->verticalScrollBar()->sizeHint().width();
 125     // Cover scroll bar width with spacing
 126     if (platformStyle->getUseExtraSpacing()) {
 127         hlayout->addSpacing(width+2);
 128     } else {
 129         hlayout->addSpacing(width);
 130     }
 131     // Always show scroll bar
 132     view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
 133     view->setTabKeyNavigation(false);
 134     view->setContextMenuPolicy(Qt::CustomContextMenu);
 135
 136     view->installEventFilter(this);
 137
 138     transactionView = view;
 139     transactionView->setObjectName("transactionView");
 140
 141     // Actions
 142     abandonAction = new QAction(tr("Abandon transaction"), this);
 143     bumpFeeAction = new QAction(tr("Increase transaction fee"), this);
 144     bumpFeeAction->setObjectName("bumpFeeAction");
 145     QAction *copyAddressAction = new QAction(tr("Copy address"), this);
 146     QAction *copyLabelAction = new QAction(tr("Copy label"), this);
 147     QAction *copyAmountAction = new QAction(tr("Copy amount"), this);
 148     QAction *copyTxIDAction = new QAction(tr("Copy transaction ID"), this);
 149     QAction *copyTxHexAction = new QAction(tr("Copy raw transaction"), this);
 150     QAction *copyTxPlainText = new QAction(tr("Copy full transaction details"), this);
 151     QAction *editLabelAction = new QAction(tr("Edit label"), this);
 152     QAction *showDetailsAction = new QAction(tr("Show transaction details"), this);
 153
 154     contextMenu = new QMenu(this);
 155     contextMenu->setObjectName("contextMenu");
 156     contextMenu->addAction(copyAddressAction);
 157     contextMenu->addAction(copyLabelAction);
 158     contextMenu->addAction(copyAmountAction);
 159     contextMenu->addAction(copyTxIDAction);
 160     contextMenu->addAction(copyTxHexAction);
 161     contextMenu->addAction(copyTxPlainText);
 162     contextMenu->addAction(showDetailsAction);
 163     contextMenu->addSeparator();
 164     contextMenu->addAction(bumpFeeAction);
 165     contextMenu->addAction(abandonAction);
 166     contextMenu->addAction(editLabelAction);
 167
 168     mapperThirdPartyTxUrls = new QSignalMapper(this);
 169
 170     // Connect actions
 171     connect(mapperThirdPartyTxUrls, SIGNAL(mapped(QString)), this, SLOT(openThirdPartyTxUrl(QString)));
 172
 173     connect(dateWidget, SIGNAL(activated(int)), this, SLOT(chooseDate(int)));
 174     connect(typeWidget, SIGNAL(activated(int)), this, SLOT(chooseType(int)));
 175     connect(watchOnlyWidget, SIGNAL(activated(int)), this, SLOT(chooseWatchonly(int)));
 176     connect(addressWidget, SIGNAL(textChanged(QString)), this, SLOT(changedPrefix(QString)));
 177     connect(amountWidget, SIGNAL(textChanged(QString)), this, SLOT(changedAmount(QString)));
 178
 179     connect(view, SIGNAL(doubleClicked(QModelIndex)), this, SIGNAL(doubleClicked(QModelIndex)));
 180     connect(view, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextualMenu(QPoint)));
 181
 182     connect(bumpFeeAction, SIGNAL(triggered()), this, SLOT(bumpFee()));
 183     connect(abandonAction, SIGNAL(triggered()), this, SLOT(abandonTx()));
 184     connect(copyAddressAction, SIGNAL(triggered()), this, SLOT(copyAddress()));
 185     connect(copyLabelAction, SIGNAL(triggered()), this, SLOT(copyLabel()));
 186     connect(copyAmountAction, SIGNAL(triggered()), this, SLOT(copyAmount()));
 187     connect(copyTxIDAction, SIGNAL(triggered()), this, SLOT(copyTxID()));
 188     connect(copyTxHexAction, SIGNAL(triggered()), this, SLOT(copyTxHex()));
 189     connect(copyTxPlainText, SIGNAL(triggered()), this, SLOT(copyTxPlainText()));
 190     connect(editLabelAction, SIGNAL(triggered()), this, SLOT(editLabel()));
 191     connect(showDetailsAction, SIGNAL(triggered()), this, SLOT(showDetails()));
 192 }
 193
 194 void TransactionView::setModel(WalletModel *_model)
 195 {
 196     this->model = _model;
 197     if(_model)
 198     {
 199         transactionProxyModel = new TransactionFilterProxy(this);
 200         transactionProxyModel->setSourceModel(_model->getTransactionTableModel());
 201         transactionProxyModel->setDynamicSortFilter(true);
 202         transactionProxyModel->setSortCaseSensitivity(Qt::CaseInsensitive);
 203         transactionProxyModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
 204
 205         transactionProxyModel->setSortRole(Qt::EditRole);
 206
 207         transactionView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 208         transactionView->setModel(transactionProxyModel);
 209         transactionView->setAlternatingRowColors(true);
 210         transactionView->setSelectionBehavior(QAbstractItemView::SelectRows);
 211         transactionView->setSelectionMode(QAbstractItemView::ExtendedSelection);
 212         transactionView->setSortingEnabled(true);
 213         transactionView->sortByColumn(TransactionTableModel::Date, Qt::DescendingOrder);
 214         transactionView->verticalHeader()->hide();
 215
 216         transactionView->setColumnWidth(TransactionTableModel::Status, STATUS_COLUMN_WIDTH);
 217         transactionView->setColumnWidth(TransactionTableModel::Watchonly, WATCHONLY_COLUMN_WIDTH);
 218         transactionView->setColumnWidth(TransactionTableModel::Date, DATE_COLUMN_WIDTH);
 219         transactionView->setColumnWidth(TransactionTableModel::Type, TYPE_COLUMN_WIDTH);
 220         transactionView->setColumnWidth(TransactionTableModel::Amount, AMOUNT_MINIMUM_COLUMN_WIDTH);
 221
 222         columnResizingFixer = new GUIUtil::TableViewLastColumnResizingFixer(transactionView, AMOUNT_MINIMUM_COLUMN_WIDTH, MINIMUM_COLUMN_WIDTH, this);
 223
 224         if (_model->getOptionsModel())
 225         {
 226             // Add third party transaction URLs to context menu
 227             QStringList listUrls = _model->getOptionsModel()->getThirdPartyTxUrls().split("|", QString::SkipEmptyParts);
 228             for (int i = 0; i < listUrls.size(); ++i)
 229             {
 230                 QString host = QUrl(listUrls[i].trimmed(), QUrl::StrictMode).host();
 231                 if (!host.isEmpty())
 232                 {
 233                     QAction *thirdPartyTxUrlAction = new QAction(host, this); // use host as menu item label
 234                     if (i == 0)
 235                         contextMenu->addSeparator();
 236                     contextMenu->addAction(thirdPartyTxUrlAction);
 237                     connect(thirdPartyTxUrlAction, SIGNAL(triggered()), mapperThirdPartyTxUrls, SLOT(map()));
 238                     mapperThirdPartyTxUrls->setMapping(thirdPartyTxUrlAction, listUrls[i].trimmed());
 239                 }
 240             }
 241         }
 242
 243         // show/hide column Watch-only
 244         updateWatchOnlyColumn(_model->haveWatchOnly());
 245
 246         // Watch-only signal
 247         connect(_model, SIGNAL(notifyWatchonlyChanged(bool)), this, SLOT(updateWatchOnlyColumn(bool)));
 248     }
 249 }
 250
 251 void TransactionView::chooseDate(int idx)
 252 {
 253     if(!transactionProxyModel)
 254         return;
 255     QDate current = QDate::currentDate();
 256     dateRangeWidget->setVisible(false);
 257     switch(dateWidget->itemData(idx).toInt())
 258     {
 259     case All:
 260         transactionProxyModel->setDateRange(
 261                 TransactionFilterProxy::MIN_DATE,
 262                 TransactionFilterProxy::MAX_DATE);
 263         break;
 264     case Today:
 265         transactionProxyModel->setDateRange(
 266                 QDateTime(current),
 267                 TransactionFilterProxy::MAX_DATE);
 268         break;
 269     case ThisWeek: {
 270         // Find last Monday
 271         QDate startOfWeek = current.addDays(-(current.dayOfWeek()-1));
 272         transactionProxyModel->setDateRange(
 273                 QDateTime(startOfWeek),
 274                 TransactionFilterProxy::MAX_DATE);
 275
 276         } break;
 277     case ThisMonth:
 278         transactionProxyModel->setDateRange(
 279                 QDateTime(QDate(current.year(), current.month(), 1)),
 280                 TransactionFilterProxy::MAX_DATE);
 281         break;
 282     case LastMonth:
 283         transactionProxyModel->setDateRange(
 284                 QDateTime(QDate(current.year(), current.month(), 1).addMonths(-1)),
 285                 QDateTime(QDate(current.year(), current.month(), 1)));
 286         break;
 287     case ThisYear:
 288         transactionProxyModel->setDateRange(
 289                 QDateTime(QDate(current.year(), 1, 1)),
 290                 TransactionFilterProxy::MAX_DATE);
 291         break;
 292     case Range:
 293         dateRangeWidget->setVisible(true);
 294         dateRangeChanged();
 295         break;
 296     }
 297 }
 298
 299 void TransactionView::chooseType(int idx)
 300 {
 301     if(!transactionProxyModel)
 302         return;
 303     transactionProxyModel->setTypeFilter(
 304         typeWidget->itemData(idx).toInt());
 305 }
 306
 307 void TransactionView::chooseWatchonly(int idx)
 308 {
 309     if(!transactionProxyModel)
 310         return;
 311     transactionProxyModel->setWatchOnlyFilter(
 312         (TransactionFilterProxy::WatchOnlyFilter)watchOnlyWidget->itemData(idx).toInt());
 313 }
 314
 315 void TransactionView::changedPrefix(const QString &prefix)
 316 {
 317     if(!transactionProxyModel)
 318         return;
 319     transactionProxyModel->setAddressPrefix(prefix);
 320 }
 321
 322 void TransactionView::changedAmount(const QString &amount)
 323 {
 324     if(!transactionProxyModel)
 325         return;
 326     CAmount amount_parsed = 0;
 327     if(BitcoinUnits::parse(model->getOptionsModel()->getDisplayUnit(), amount, &amount_parsed))
 328     {
 329         transactionProxyModel->setMinAmount(amount_parsed);
 330     }
 331     else
 332     {
 333         transactionProxyModel->setMinAmount(0);
 334     }
 335 }
 336
 337 void TransactionView::exportClicked()
 338 {
 339     if (!model || !model->getOptionsModel()) {
 340         return;
 341     }
 342
 343     // CSV is currently the only supported format
 344     QString filename = GUIUtil::getSaveFileName(this,
 345         tr("Export Transaction History"), QString(),
 346         tr("Comma separated file (*.csv)"), nullptr);
 347
 348     if (filename.isNull())
 349         return;
 350
 351     CSVModelWriter writer(filename);
 352
 353     // name, column, role
 354     writer.setModel(transactionProxyModel);
 355     writer.addColumn(tr("Confirmed"), 0, TransactionTableModel::ConfirmedRole);
 356     if (model && model->haveWatchOnly())
 357         writer.addColumn(tr("Watch-only"), TransactionTableModel::Watchonly);
 358     writer.addColumn(tr("Date"), 0, TransactionTableModel::DateRole);
 359     writer.addColumn(tr("Type"), TransactionTableModel::Type, Qt::EditRole);
 360     writer.addColumn(tr("Label"), 0, TransactionTableModel::LabelRole);
 361     writer.addColumn(tr("Address"), 0, TransactionTableModel::AddressRole);
 362     writer.addColumn(BitcoinUnits::getAmountColumnTitle(model->getOptionsModel()->getDisplayUnit()), 0, TransactionTableModel::FormattedAmountRole);
 363     writer.addColumn(tr("ID"), 0, TransactionTableModel::TxIDRole);
 364
 365     if(!writer.write()) {
 366         Q_EMIT message(tr("Exporting Failed"), tr("There was an error trying to save the transaction history to %1.").arg(filename),
 367             CClientUIInterface::MSG_ERROR);
 368     }
 369     else {
 370         Q_EMIT message(tr("Exporting Successful"), tr("The transaction history was successfully saved to %1.").arg(filename),
 371             CClientUIInterface::MSG_INFORMATION);
 372     }
 373 }
 374
 375 void TransactionView::contextualMenu(const QPoint &point)
 376 {
 377     QModelIndex index = transactionView->indexAt(point);
 378     QModelIndexList selection = transactionView->selectionModel()->selectedRows(0);
 379     if (selection.empty())
 380         return;
 381
 382     // check if transaction can be abandoned, disable context menu action in case it doesn't
 383     uint256 hash;
 384     hash.SetHex(selection.at(0).data(TransactionTableModel::TxHashRole).toString().toStdString());
 385     abandonAction->setEnabled(model->transactionCanBeAbandoned(hash));
 386     bumpFeeAction->setEnabled(model->transactionCanBeBumped(hash));
 387
 388     if(index.isValid())
 389     {
 390         contextMenu->popup(transactionView->viewport()->mapToGlobal(point));
 391     }
 392 }
 393
 394 void TransactionView::abandonTx()
 395 {
 396     if(!transactionView || !transactionView->selectionModel())
 397         return;
 398     QModelIndexList selection = transactionView->selectionModel()->selectedRows(0);
 399
 400     // get the hash from the TxHashRole (QVariant / QString)
 401     uint256 hash;
 402     QString hashQStr = selection.at(0).data(TransactionTableModel::TxHashRole).toString();
 403     hash.SetHex(hashQStr.toStdString());
 404
 405     // Abandon the wallet transaction over the walletModel
 406     model->abandonTransaction(hash);
 407
 408     // Update the table
 409     model->getTransactionTableModel()->updateTransaction(hashQStr, CT_UPDATED, false);
 410 }
 411
 412 void TransactionView::bumpFee()
 413 {
 414     if(!transactionView || !transactionView->selectionModel())
 415         return;
 416     QModelIndexList selection = transactionView->selectionModel()->selectedRows(0);
 417
 418     // get the hash from the TxHashRole (QVariant / QString)
 419     uint256 hash;
 420     QString hashQStr = selection.at(0).data(TransactionTableModel::TxHashRole).toString();
 421     hash.SetHex(hashQStr.toStdString());
 422
 423     // Bump tx fee over the walletModel
 424     if (model->bumpFee(hash)) {
 425         // Update the table
 426         model->getTransactionTableModel()->updateTransaction(hashQStr, CT_UPDATED, true);
 427     }
 428 }
 429
 430 void TransactionView::copyAddress()
 431 {
 432     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::AddressRole);
 433 }
 434
 435 void TransactionView::copyLabel()
 436 {
 437     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::LabelRole);
 438 }
 439
 440 void TransactionView::copyAmount()
 441 {
 442     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::FormattedAmountRole);
 443 }
 444
 445 void TransactionView::copyTxID()
 446 {
 447     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::TxIDRole);
 448 }
 449
 450 void TransactionView::copyTxHex()
 451 {
 452     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::TxHexRole);
 453 }
 454
 455 void TransactionView::copyTxPlainText()
 456 {
 457     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::TxPlainTextRole);
 458 }
 459
 460 void TransactionView::editLabel()
 461 {
 462     if(!transactionView->selectionModel() ||!model)
 463         return;
 464     QModelIndexList selection = transactionView->selectionModel()->selectedRows();
 465     if(!selection.isEmpty())
 466     {
 467         AddressTableModel *addressBook = model->getAddressTableModel();
 468         if(!addressBook)
 469             return;
 470         QString address = selection.at(0).data(TransactionTableModel::AddressRole).toString();
 471         if(address.isEmpty())
 472         {
 473             // If this transaction has no associated address, exit
 474             return;
 475         }
 476         // Is address in address book? Address book can miss address when a transaction is
 477         // sent from outside the UI.
 478         int idx = addressBook->lookupAddress(address);
 479         if(idx != -1)
 480         {
 481             // Edit sending / receiving address
 482             QModelIndex modelIdx = addressBook->index(idx, 0, QModelIndex());
 483             // Determine type of address, launch appropriate editor dialog type
 484             QString type = modelIdx.data(AddressTableModel::TypeRole).toString();
 485
 486             EditAddressDialog dlg(
 487                 type == AddressTableModel::Receive
 488                 ? EditAddressDialog::EditReceivingAddress
 489                 : EditAddressDialog::EditSendingAddress, this);
 490             dlg.setModel(addressBook);
 491             dlg.loadRow(idx);
 492             dlg.exec();
 493         }
 494         else
 495         {
 496             // Add sending address
 497             EditAddressDialog dlg(EditAddressDialog::NewSendingAddress,
 498                 this);
 499             dlg.setModel(addressBook);
 500             dlg.setAddress(address);
 501             dlg.exec();
 502         }
 503     }
 504 }
 505
 506 void TransactionView::showDetails()
 507 {
 508     if(!transactionView->selectionModel())
 509         return;
 510     QModelIndexList selection = transactionView->selectionModel()->selectedRows();
 511     if(!selection.isEmpty())
 512     {
 513         TransactionDescDialog *dlg = new TransactionDescDialog(selection.at(0));
 514         dlg->setAttribute(Qt::WA_DeleteOnClose);
 515         dlg->show();
 516     }
 517 }
 518
 519 void TransactionView::openThirdPartyTxUrl(QString url)
 520 {
 521     if(!transactionView || !transactionView->selectionModel())
 522         return;
 523     QModelIndexList selection = transactionView->selectionModel()->selectedRows(0);
 524     if(!selection.isEmpty())
 525          QDesktopServices::openUrl(QUrl::fromUserInput(url.replace("%s", selection.at(0).data(TransactionTableModel::TxHashRole).toString())));
 526 }
 527
 528 QWidget *TransactionView::createDateRangeWidget()
 529 {
 530     dateRangeWidget = new QFrame();
 531     dateRangeWidget->setFrameStyle(QFrame::Panel | QFrame::Raised);
 532     dateRangeWidget->setContentsMargins(1,1,1,1);
 533     QHBoxLayout *layout = new QHBoxLayout(dateRangeWidget);
 534     layout->setContentsMargins(0,0,0,0);
 535     layout->addSpacing(23);
 536     layout->addWidget(new QLabel(tr("Range:")));
 537
 538     dateFrom = new QDateTimeEdit(this);
 539     dateFrom->setDisplayFormat("dd/MM/yy");
 540     dateFrom->setCalendarPopup(true);
 541     dateFrom->setMinimumWidth(100);
 542     dateFrom->setDate(QDate::currentDate().addDays(-7));
 543     layout->addWidget(dateFrom);
 544     layout->addWidget(new QLabel(tr("to")));
 545
 546     dateTo = new QDateTimeEdit(this);
 547     dateTo->setDisplayFormat("dd/MM/yy");
 548     dateTo->setCalendarPopup(true);
 549     dateTo->setMinimumWidth(100);
 550     dateTo->setDate(QDate::currentDate());
 551     layout->addWidget(dateTo);
 552     layout->addStretch();
 553
 554     // Hide by default
 555     dateRangeWidget->setVisible(false);
 556
 557     // Notify on change
 558     connect(dateFrom, SIGNAL(dateChanged(QDate)), this, SLOT(dateRangeChanged()));
 559     connect(dateTo, SIGNAL(dateChanged(QDate)), this, SLOT(dateRangeChanged()));
 560
 561     return dateRangeWidget;
 562 }
 563
 564 void TransactionView::dateRangeChanged()
 565 {
 566     if(!transactionProxyModel)
 567         return;
 568     transactionProxyModel->setDateRange(
 569             QDateTime(dateFrom->date()),
 570             QDateTime(dateTo->date()).addDays(1));
 571 }
 572
 573 void TransactionView::focusTransaction(const QModelIndex &idx)
 574 {
 575     if(!transactionProxyModel)
 576         return;
 577     QModelIndex targetIdx = transactionProxyModel->mapFromSource(idx);
 578     transactionView->scrollTo(targetIdx);
 579     transactionView->setCurrentIndex(targetIdx);
 580     transactionView->setFocus();
 581 }
 582
 583 // We override the virtual resizeEvent of the QWidget to adjust tables column
 584 // sizes as the tables width is proportional to the dialogs width.
 585 void TransactionView::resizeEvent(QResizeEvent* event)
 586 {
 587     QWidget::resizeEvent(event);
 588     columnResizingFixer->stretchColumnWidth(TransactionTableModel::ToAddress);
 589 }
 590
 591 // Need to override default Ctrl+C action for amount as default behaviour is just to copy DisplayRole text
 592 bool TransactionView::eventFilter(QObject *obj, QEvent *event)
 593 {
 594     if (event->type() == QEvent::KeyPress)
 595     {
 596         QKeyEvent *ke = static_cast<QKeyEvent *>(event);
 597         if (ke->key() == Qt::Key_C && ke->modifiers().testFlag(Qt::ControlModifier))
 598         {
 599              GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::TxPlainTextRole);
 600              return true;
 601         }
 602     }
 603     return QWidget::eventFilter(obj, event);
 604 }
 605
 606 // show/hide column Watch-only
 607 void TransactionView::updateWatchOnlyColumn(bool fHaveWatchOnly)
 608 {
 609     watchOnlyWidget->setVisible(fHaveWatchOnly);
 610     transactionView->setColumnHidden(TransactionTableModel::Watchonly, !fHaveWatchOnly);
 611 }