C++ QTableView::installEventFilter方法代码示例

    // Table factory
    QTableView* MakeTableView(QAbstractItemModel* model, bool sortingEnabled = true, uint32_t modelSortColumn = 0)
    {
        class MyTable : public QTableView
        {
        public:
            QStyleOptionViewItem viewOptions() const override
            {
                QStyleOptionViewItem option = QTableView::viewOptions();
                option.decorationAlignment = Qt::AlignHCenter | Qt::AlignCenter;
                option.decorationPosition = QStyleOptionViewItem::Top;
                return option;
            }

            void mouseMoveEvent(QMouseEvent* event) override
            {
                QModelIndex index = indexAt(event->pos());
                if (index.isValid()) {
                    QVariant data = model()->data(index, PlayerTableModel::CursorRole);
                    Qt::CursorShape shape = Qt::ArrowCursor;
                    if (!data.isNull()) {
                        shape = Qt::CursorShape(data.toInt());
                    }
                    setCursor(shape);
                }

                QTableView::mouseMoveEvent(event);
            }
        };

        QTableView* tableView = new MyTable();
        tableView->setModel(model);
        tableView->setSortingEnabled(sortingEnabled);
        if (sortingEnabled) {
            tableView->sortByColumn(FindColumn(model, modelSortColumn));
        }
        tableView->verticalHeader()->hide();
        tableView->setAlternatingRowColors(true);
        tableView->verticalHeader()->setDefaultSectionSize(15);
        tableView->resizeColumnsToContents();
        tableView->horizontalHeader()->setStretchLastSection(true);
        tableView->setSelectionBehavior(QAbstractItemView::SelectRows);
        tableView->setSelectionMode(QAbstractItemView::SingleSelection);
        tableView->setFocusPolicy(Qt::StrongFocus);

        // enable mouse tracking
        tableView->setMouseTracking(true);
        tableView->viewport()->setMouseTracking(true);
        tableView->installEventFilter(this);
        tableView->viewport()->installEventFilter(this);

        return tableView;
    }

//.........这里部分代码省略.........
    typeWidget->addItem(tr("To yourself"), TransactionFilterProxy::TYPE(TransactionRecord::SendToSelf));
    typeWidget->addItem(tr("Mined"), TransactionFilterProxy::TYPE(TransactionRecord::Generated));
    typeWidget->addItem(tr("Other"), TransactionFilterProxy::TYPE(TransactionRecord::Other));
    typeWidget->setCurrentIndex(settings.value("transactionType").toInt());

    hlayout->addWidget(typeWidget);

    addressWidget = new QLineEdit(this);
#if QT_VERSION >= 0x040700
    addressWidget->setPlaceholderText(tr("Enter address or label to search"));
#endif
    addressWidget->setObjectName("addressWidget");
    hlayout->addWidget(addressWidget);

    amountWidget = new QLineEdit(this);
#if QT_VERSION >= 0x040700
    amountWidget->setPlaceholderText(tr("Min amount"));
#endif
    if (platformStyle->getUseExtraSpacing()) {
        amountWidget->setFixedWidth(118);
    } else {
        amountWidget->setFixedWidth(125);
    }  
    amountWidget->setValidator(new QDoubleValidator(0, 1e20, 8, this));
    amountWidget->setObjectName("amountWidget");
    hlayout->addWidget(amountWidget);

    QVBoxLayout *vlayout = new QVBoxLayout(this);
    vlayout->setContentsMargins(0,0,0,0);
    vlayout->setSpacing(0);

    QTableView *view = new QTableView(this);
    vlayout->addLayout(hlayout);
    vlayout->addWidget(createDateRangeWidget());
    vlayout->addWidget(view);
    vlayout->setSpacing(0);
    int width = view->verticalScrollBar()->sizeHint().width();
    // Cover scroll bar width with spacing
    if (platformStyle->getUseExtraSpacing()) {
        hlayout->addSpacing(width+2);
    } else {
        hlayout->addSpacing(width);
    }
    // Always show scroll bar
    view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
    view->setTabKeyNavigation(false);
    view->setContextMenuPolicy(Qt::CustomContextMenu);

    view->installEventFilter(this);

    transactionView = view;

    // Actions
    abandonAction = new QAction(tr("Abandon transaction"), this);
    QAction *copyAddressAction = new QAction(tr("Copy address"), this);
    QAction *copyLabelAction = new QAction(tr("Copy label"), this);
    QAction *copyAmountAction = new QAction(tr("Copy amount"), this);
    QAction *copyTxIDAction = new QAction(tr("Copy transaction ID"), this);
    QAction *copyTxHexAction = new QAction(tr("Copy raw transaction"), this);
    QAction *copyTxPlainText = new QAction(tr("Copy full transaction details"), this);
    QAction *editLabelAction = new QAction(tr("Edit label"), this);
    QAction *showDetailsAction = new QAction(tr("Show transaction details"), this);

    contextMenu = new QMenu(this);
    contextMenu->addAction(copyAddressAction);
    contextMenu->addAction(copyLabelAction);
    contextMenu->addAction(copyAmountAction);
    contextMenu->addAction(copyTxIDAction);
    contextMenu->addAction(copyTxHexAction);
    contextMenu->addAction(copyTxPlainText);
    contextMenu->addAction(showDetailsAction);
    contextMenu->addSeparator();
    contextMenu->addAction(abandonAction);
    contextMenu->addAction(editLabelAction);

    mapperThirdPartyTxUrls = new QSignalMapper(this);

    // Connect actions
    connect(mapperThirdPartyTxUrls, SIGNAL(mapped(QString)), this, SLOT(openThirdPartyTxUrl(QString)));

    connect(dateWidget, SIGNAL(activated(int)), this, SLOT(chooseDate(int)));
    connect(typeWidget, SIGNAL(activated(int)), this, SLOT(chooseType(int)));
    connect(watchOnlyWidget, SIGNAL(activated(int)), this, SLOT(chooseWatchonly(int)));
    connect(addressWidget, SIGNAL(textChanged(QString)), this, SLOT(changedPrefix(QString)));
    connect(amountWidget, SIGNAL(textChanged(QString)), this, SLOT(changedAmount(QString)));

    connect(view, SIGNAL(doubleClicked(QModelIndex)), this, SIGNAL(doubleClicked(QModelIndex)));
    connect(view, SIGNAL(clicked(QModelIndex)), this, SLOT(computeSum()));
    connect(view, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextualMenu(QPoint)));

    connect(abandonAction, SIGNAL(triggered()), this, SLOT(abandonTx()));
    connect(copyAddressAction, SIGNAL(triggered()), this, SLOT(copyAddress()));
    connect(copyLabelAction, SIGNAL(triggered()), this, SLOT(copyLabel()));
    connect(copyAmountAction, SIGNAL(triggered()), this, SLOT(copyAmount()));
    connect(copyTxIDAction, SIGNAL(triggered()), this, SLOT(copyTxID()));
    connect(copyTxHexAction, SIGNAL(triggered()), this, SLOT(copyTxHex()));
    connect(copyTxPlainText, SIGNAL(triggered()), this, SLOT(copyTxPlainText()));
    connect(editLabelAction, SIGNAL(triggered()), this, SLOT(editLabel()));
    connect(showDetailsAction, SIGNAL(triggered()), this, SLOT(showDetails()));
}

//.........这里部分代码省略.........
    //labelBalance->setStyleSheet("border: none; font: 18pt;");
    
    unconfirmedbalancelabel = new QLabel(bframe);
    unconfirmedbalancelabel->move(20, 65);
    unconfirmedbalancelabel->setFixedWidth(200);
    unconfirmedbalancelabel->setText("Unconfirmed:");
    //unconfirmedbalancelabel->setStyleSheet("border: none");
    
    labelUnconfirmed = new QLabel(bframe);
    labelUnconfirmed->move(250, 65);
    labelUnconfirmed->setFixedWidth(200);
    labelUnconfirmed->setText("Available Balance:");
    labelUnconfirmed->setTextInteractionFlags(Qt::TextSelectableByMouse);
    //labelUnconfirmed->setStyleSheet("border: none");

    immaturebalancelabel = new QLabel(bframe);
    immaturebalancelabel->move(20, 85);
    immaturebalancelabel->setFixedWidth(200);
    immaturebalancelabel->setText("Immature:");
    //immaturebalancelabel->setStyleSheet("border: none");
    
    labelImmature = new QLabel(bframe);
    labelImmature->move(250, 85);
    labelImmature->setFixedWidth(200);
    labelImmature->setText("Available Balance:");
    labelImmature->setTextInteractionFlags(Qt::TextSelectableByMouse);
    //labelImmature->setStyleSheet("border: none;");

   
    //     
    
    QWidget *spacer = new QWidget(this);
    spacer->setFixedHeight(20);
    
    

    QTableView *view = new QTableView(this);
    vlayout->addWidget(bframe);
    vlayout->addWidget(spacer);
    vlayout->addLayout(hlayout);
    vlayout->addWidget(createDateRangeWidget());
    vlayout->addWidget(view);
    vlayout->setSpacing(0);
    int width = view->verticalScrollBar()->sizeHint().width();
    // Cover scroll bar width with spacing
#ifdef Q_OS_MAC
    hlayout->addSpacing(width+2);
#else
    hlayout->addSpacing(width);
#endif
    // Always show scroll bar
    view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
    view->setTabKeyNavigation(false);
    view->setContextMenuPolicy(Qt::CustomContextMenu);

    view->installEventFilter(this);

    transactionView = view;

    // Actions
    QAction *copyAddressAction = new QAction(tr("Copy address"), this);
    QAction *copyLabelAction = new QAction(tr("Copy label"), this);
    QAction *copyAmountAction = new QAction(tr("Copy amount"), this);
    QAction *copyTxIDAction = new QAction(tr("Copy transaction ID"), this);
    QAction *editLabelAction = new QAction(tr("Edit label"), this);
    QAction *showDetailsAction = new QAction(tr("Show transaction details"), this);

    contextMenu = new QMenu();
    contextMenu->addAction(copyAddressAction);
    contextMenu->addAction(copyLabelAction);
    contextMenu->addAction(copyAmountAction);
    contextMenu->addAction(copyTxIDAction);
    contextMenu->addAction(editLabelAction);
    contextMenu->addAction(showDetailsAction);

    mapperThirdPartyTxUrls = new QSignalMapper(this);

    // Connect actions
    connect(mapperThirdPartyTxUrls, SIGNAL(mapped(QString)), this, SLOT(openThirdPartyTxUrl(QString)));

    connect(dateWidget, SIGNAL(activated(int)), this, SLOT(chooseDate(int)));
    connect(typeWidget, SIGNAL(activated(int)), this, SLOT(chooseType(int)));
    connect(watchOnlyWidget, SIGNAL(activated(int)), this, SLOT(chooseWatchonly(int)));
    connect(addressWidget, SIGNAL(textChanged(QString)), this, SLOT(changedPrefix(QString)));
    //connect(amountWidget, SIGNAL(textChanged(QString)), this, SLOT(changedAmount(QString)));

    connect(view, SIGNAL(doubleClicked(QModelIndex)), this, SIGNAL(doubleClicked(QModelIndex)));
    connect(view, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextualMenu(QPoint)));

    connect(copyAddressAction, SIGNAL(triggered()), this, SLOT(copyAddress()));
    connect(copyLabelAction, SIGNAL(triggered()), this, SLOT(copyLabel()));
    connect(copyAmountAction, SIGNAL(triggered()), this, SLOT(copyAmount()));
    connect(copyTxIDAction, SIGNAL(triggered()), this, SLOT(copyTxID()));
    connect(editLabelAction, SIGNAL(triggered()), this, SLOT(editLabel()));
    connect(showDetailsAction, SIGNAL(triggered()), this, SLOT(showDetails()));
    
    // Clicking on "Export" allows to export the transaction list
    connect(exportButton, SIGNAL(clicked()), this, SLOT(exportClicked()));

}

//.........这里部分代码省略.........

    typeWidget->addItem(tr("All"), TransactionFilterProxy::ALL_TYPES);
    typeWidget->addItem(tr("Most Common"), TransactionFilterProxy::COMMON_TYPES);
    typeWidget->addItem(tr("Received with"), TransactionFilterProxy::TYPE(TransactionRecord::RecvWithAddress) | TransactionFilterProxy::TYPE(TransactionRecord::RecvFromOther));
    typeWidget->addItem(tr("Sent to"), TransactionFilterProxy::TYPE(TransactionRecord::SendToAddress) | TransactionFilterProxy::TYPE(TransactionRecord::SendToOther));
    typeWidget->addItem(tr("Obfuscated"), TransactionFilterProxy::TYPE(TransactionRecord::Obfuscated));
    typeWidget->addItem(tr("Obfuscation Make Collateral Inputs"), TransactionFilterProxy::TYPE(TransactionRecord::ObfuscationMakeCollaterals));
    typeWidget->addItem(tr("Obfuscation Create Denominations"), TransactionFilterProxy::TYPE(TransactionRecord::ObfuscationCreateDenominations));
    typeWidget->addItem(tr("Obfuscation Denominate"), TransactionFilterProxy::TYPE(TransactionRecord::ObfuscationDenominate));
    typeWidget->addItem(tr("Obfuscation Collateral Payment"), TransactionFilterProxy::TYPE(TransactionRecord::ObfuscationCollateralPayment));
    typeWidget->addItem(tr("To yourself"), TransactionFilterProxy::TYPE(TransactionRecord::SendToSelf));
    typeWidget->addItem(tr("Mined"), TransactionFilterProxy::TYPE(TransactionRecord::Generated));
    typeWidget->addItem(tr("Minted"), TransactionFilterProxy::TYPE(TransactionRecord::StakeMint));
    typeWidget->addItem(tr("Masternode Reward"), TransactionFilterProxy::TYPE(TransactionRecord::MNReward));
    typeWidget->addItem(tr("Other"), TransactionFilterProxy::TYPE(TransactionRecord::Other));
    typeWidget->setCurrentIndex(settings.value("transactionType").toInt());

    hlayout->addWidget(typeWidget);

    addressWidget = new QLineEdit(this);
#if QT_VERSION >= 0x040700
    addressWidget->setPlaceholderText(tr("Enter address or label to search"));
#endif
    hlayout->addWidget(addressWidget);

    amountWidget = new QLineEdit(this);
#if QT_VERSION >= 0x040700
    amountWidget->setPlaceholderText(tr("Min amount"));
#endif
#ifdef Q_OS_MAC
    amountWidget->setFixedWidth(97);
#else
    amountWidget->setFixedWidth(100);
#endif
    amountWidget->setValidator(new QDoubleValidator(0, 1e20, 8, this));
    hlayout->addWidget(amountWidget);

    QVBoxLayout* vlayout = new QVBoxLayout(this);
    vlayout->setContentsMargins(0, 0, 0, 0);
    vlayout->setSpacing(0);

    QTableView* view = new QTableView(this);
    vlayout->addLayout(hlayout);
    vlayout->addWidget(createDateRangeWidget());
    vlayout->addWidget(view);
    vlayout->setSpacing(0);
    int width = view->verticalScrollBar()->sizeHint().width();
// Cover scroll bar width with spacing
#ifdef Q_OS_MAC
    hlayout->addSpacing(width + 2);
#else
    hlayout->addSpacing(width);
#endif
    // Always show scroll bar
    view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
    view->setTabKeyNavigation(false);
    view->setContextMenuPolicy(Qt::CustomContextMenu);

    view->installEventFilter(this);

    transactionView = view;

    // Actions
    QAction* copyAddressAction = new QAction(tr("Copy address"), this);
    QAction* copyLabelAction = new QAction(tr("Copy label"), this);
    QAction* copyAmountAction = new QAction(tr("Copy amount"), this);
    QAction* copyTxIDAction = new QAction(tr("Copy transaction ID"), this);
    QAction* editLabelAction = new QAction(tr("Edit label"), this);
    QAction* showDetailsAction = new QAction(tr("Show transaction details"), this);

    contextMenu = new QMenu();
    contextMenu->addAction(copyAddressAction);
    contextMenu->addAction(copyLabelAction);
    contextMenu->addAction(copyAmountAction);
    contextMenu->addAction(copyTxIDAction);
    contextMenu->addAction(editLabelAction);
    contextMenu->addAction(showDetailsAction);

    mapperThirdPartyTxUrls = new QSignalMapper(this);

    // Connect actions
    connect(mapperThirdPartyTxUrls, SIGNAL(mapped(QString)), this, SLOT(openThirdPartyTxUrl(QString)));

    connect(dateWidget, SIGNAL(activated(int)), this, SLOT(chooseDate(int)));
    connect(typeWidget, SIGNAL(activated(int)), this, SLOT(chooseType(int)));
    connect(watchOnlyWidget, SIGNAL(activated(int)), this, SLOT(chooseWatchonly(int)));
    connect(addressWidget, SIGNAL(textChanged(QString)), this, SLOT(changedPrefix(QString)));
    connect(amountWidget, SIGNAL(textChanged(QString)), this, SLOT(changedAmount(QString)));

    connect(view, SIGNAL(doubleClicked(QModelIndex)), this, SIGNAL(doubleClicked(QModelIndex)));
    connect(view, SIGNAL(clicked(QModelIndex)), this, SLOT(computeSum()));
    connect(view, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextualMenu(QPoint)));

    connect(copyAddressAction, SIGNAL(triggered()), this, SLOT(copyAddress()));
    connect(copyLabelAction, SIGNAL(triggered()), this, SLOT(copyLabel()));
    connect(copyAmountAction, SIGNAL(triggered()), this, SLOT(copyAmount()));
    connect(copyTxIDAction, SIGNAL(triggered()), this, SLOT(copyTxID()));
    connect(editLabelAction, SIGNAL(triggered()), this, SLOT(editLabel()));
    connect(showDetailsAction, SIGNAL(triggered()), this, SLOT(showDetails()));
}

//.........这里部分代码省略.........
    QLabel* searchLabel = new QLabel("");
    searchLabel->setObjectName("searchLabel1");
    searchLabel->setContentsMargins(0, 0, 0, 0);
    hlayout->addWidget(searchLabel);

    addressWidget = new QLineEdit(this);
    addressWidget->setObjectName("searchBox1");
#if QT_VERSION >= 0x040700
    addressWidget->setPlaceholderText(tr("Search label"));
#endif
    hlayout->addWidget(addressWidget);

    amountWidget = new QLineEdit(this);
    amountWidget->setObjectName("amountWidget");
    amountWidget->setAlignment(Qt::AlignRight);
#if QT_VERSION >= 0x040700
    amountWidget->setPlaceholderText(tr("Min amount"));
#endif
    amountWidget->setFixedWidth(120);

    amountWidget->setValidator(new QDoubleValidator(0, 1e20, 8, this));
    hlayout->addWidget(amountWidget);

    QVBoxLayout* vlayout = new QVBoxLayout(this);
    vlayout->setContentsMargins(0, 0, 0, 0);
    vlayout->setSpacing(0);

    QFrame* topMargin = new QFrame(this);
    topMargin->setObjectName("topMargin");
    topMargin->setContentsMargins(0, 0, 0, 0);
    vlayout->addWidget(topMargin);

    vlayout->addWidget(createDateRangeWidget());

    QTableView* view = new QTableView(this);
    vlayout->addLayout(hlayout);
    vlayout->addWidget(createDateRangeWidget());
    vlayout->addWidget(view);
    vlayout->setSpacing(0);
    /*int width = view->verticalScrollBar()->sizeHint().width();

    if (platformStyle->getUseExtraSpacing()) {
        hlayout->addSpacing(width+2);
    } else {
        hlayout->addSpacing(width);
    }*/

    view->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
    view->setTabKeyNavigation(false);
    view->setContextMenuPolicy(Qt::CustomContextMenu);

    view->installEventFilter(this);

    transactionView = view;

    abandonAction = new QAction(tr("Abandon transaction"), this);
    QAction* copyAddressAction = new QAction(tr("Copy address"), this);
    QAction* copyLabelAction = new QAction(tr("Copy label"), this);
    QAction* copyAmountAction = new QAction(tr("Copy amount"), this);
    QAction* copyTxIDAction = new QAction(tr("Copy transaction ID"), this);
    QAction* copyTxHexAction = new QAction(tr("Copy raw transaction"), this);
    QAction* copyTxPlainText = new QAction(tr("Copy full transaction details"), this);
    QAction* editLabelAction = new QAction(tr("Edit label"), this);
    QAction* showDetailsAction = new QAction(tr("Show transaction details"), this);

    contextMenu = new QMenu();
    contextMenu->addAction(copyAddressAction);
    contextMenu->addAction(copyLabelAction);
    contextMenu->addAction(copyAmountAction);
    contextMenu->addAction(copyTxIDAction);
    contextMenu->addAction(copyTxHexAction);
    contextMenu->addAction(copyTxPlainText);
    contextMenu->addAction(showDetailsAction);
    contextMenu->addSeparator();
    contextMenu->addAction(abandonAction);
    contextMenu->addAction(editLabelAction);

    mapperThirdPartyTxUrls = new QSignalMapper(this);

    connect(mapperThirdPartyTxUrls, SIGNAL(mapped(QString)), this, SLOT(openThirdPartyTxUrl(QString)));

    connect(dateWidget, SIGNAL(activated(int)), this, SLOT(chooseDate(int)));
    connect(typeWidget, SIGNAL(activated(int)), this, SLOT(chooseType(int)));
    connect(watchOnlyWidget, SIGNAL(activated(int)), this, SLOT(chooseWatchonly(int)));
    connect(addressWidget, SIGNAL(textChanged(QString)), this, SLOT(changedPrefix(QString)));
    connect(amountWidget, SIGNAL(textChanged(QString)), this, SLOT(changedAmount(QString)));

    connect(view, SIGNAL(doubleClicked(QModelIndex)), this, SIGNAL(doubleClicked(QModelIndex)));
    connect(view, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextualMenu(QPoint)));

    connect(abandonAction, SIGNAL(triggered()), this, SLOT(abandonTx()));
    connect(copyAddressAction, SIGNAL(triggered()), this, SLOT(copyAddress()));
    connect(copyLabelAction, SIGNAL(triggered()), this, SLOT(copyLabel()));
    connect(copyAmountAction, SIGNAL(triggered()), this, SLOT(copyAmount()));
    connect(copyTxIDAction, SIGNAL(triggered()), this, SLOT(copyTxID()));
    connect(copyTxHexAction, SIGNAL(triggered()), this, SLOT(copyTxHex()));
    connect(copyTxPlainText, SIGNAL(triggered()), this, SLOT(copyTxPlainText()));
    connect(editLabelAction, SIGNAL(triggered()), this, SLOT(editLabel()));
    connect(showDetailsAction, SIGNAL(triggered()), this, SLOT(showDetails()));
}

TransactionView::TransactionView(const PlatformStyle *platformStyle, QWidget *parent) :
    QWidget(parent), model(0), transactionProxyModel(0),
    transactionView(0)
{
    // Build filter row
    setContentsMargins(0,0,0,0);

    QHBoxLayout *hlayout = new QHBoxLayout();
    hlayout->setContentsMargins(0,0,0,0);

    if (platformStyle->getUseExtraSpacing()) {
        hlayout->setSpacing(5);
        hlayout->addSpacing(26);
    } else {
        hlayout->setSpacing(0);
        hlayout->addSpacing(23);
    }

    watchOnlyWidget = new QComboBox(this);
    watchOnlyWidget->setFixedWidth(24);
    watchOnlyWidget->addItem("", TransactionFilterProxy::WatchOnlyFilter_All);
    watchOnlyWidget->addItem(platformStyle->SingleColorIcon(":/icons/eye_plus"), "", TransactionFilterProxy::WatchOnlyFilter_Yes);
    watchOnlyWidget->addItem(platformStyle->SingleColorIcon(":/icons/eye_minus"), "", TransactionFilterProxy::WatchOnlyFilter_No);
    hlayout->addWidget(watchOnlyWidget);

    dateWidget = new QComboBox(this);
    if (platformStyle->getUseExtraSpacing()) {
        dateWidget->setFixedWidth(121);
    } else {
        dateWidget->setFixedWidth(120);
    }
    dateWidget->addItem(tr("All"), All);
    dateWidget->addItem(tr("Today"), Today);
    dateWidget->addItem(tr("This week"), ThisWeek);
    dateWidget->addItem(tr("This month"), ThisMonth);
    dateWidget->addItem(tr("Last month"), LastMonth);
    dateWidget->addItem(tr("This year"), ThisYear);
    dateWidget->addItem(tr("Range..."), Range);
    hlayout->addWidget(dateWidget);

    typeWidget = new QComboBox(this);
    if (platformStyle->getUseExtraSpacing()) {
        typeWidget->setFixedWidth(121);
    } else {
        typeWidget->setFixedWidth(120);
    }

    typeWidget->addItem(tr("All"), TransactionFilterProxy::ALL_TYPES);
    typeWidget->addItem(tr("Received with"), TransactionFilterProxy::TYPE(TransactionRecord::RecvWithAddress) |
                                        TransactionFilterProxy::TYPE(TransactionRecord::RecvFromOther));
    typeWidget->addItem(tr("Sent to"), TransactionFilterProxy::TYPE(TransactionRecord::SendToAddress) |
                                  TransactionFilterProxy::TYPE(TransactionRecord::SendToOther));
    typeWidget->addItem(tr("To yourself"), TransactionFilterProxy::TYPE(TransactionRecord::SendToSelf));
    typeWidget->addItem(tr("Mined"), TransactionFilterProxy::TYPE(TransactionRecord::Generated));
    typeWidget->addItem(tr("Other"), TransactionFilterProxy::TYPE(TransactionRecord::Other));

    hlayout->addWidget(typeWidget);

    addressWidget = new QLineEdit(this);
#if QT_VERSION >= 0x040700
    addressWidget->setPlaceholderText(tr("Enter address or label to search"));
#endif
    hlayout->addWidget(addressWidget);

    amountWidget = new QLineEdit(this);
#if QT_VERSION >= 0x040700
    amountWidget->setPlaceholderText(tr("Min amount"));
#endif
    if (platformStyle->getUseExtraSpacing()) {
        amountWidget->setFixedWidth(97);
    } else {
        amountWidget->setFixedWidth(100);
    }
    amountWidget->setValidator(new QDoubleValidator(0, 1e20, 8, this));
    hlayout->addWidget(amountWidget);

    QVBoxLayout *vlayout = new QVBoxLayout(this);
    vlayout->setContentsMargins(0,0,0,0);
    vlayout->setSpacing(0);

    QTableView *view = new QTableView(this);
    vlayout->addLayout(hlayout);
    vlayout->addWidget(createDateRangeWidget());
    vlayout->addWidget(view);
    vlayout->setSpacing(0);
    int width = view->verticalScrollBar()->sizeHint().width();
    // Cover scroll bar width with spacing
    if (platformStyle->getUseExtraSpacing()) {
        hlayout->addSpacing(width+2);
    } else {
        hlayout->addSpacing(width);
    }
    // Always show scroll bar
    view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
    view->setTabKeyNavigation(false);
    view->setContextMenuPolicy(Qt::CustomContextMenu);

    view->installEventFilter(this);

    transactionView = view;
//.........这里部分代码省略.........