src/qt/transactiontablemodel.h

   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 #ifndef BITCOIN_QT_TRANSACTIONTABLEMODEL_H
   6 #define BITCOIN_QT_TRANSACTIONTABLEMODEL_H
   7
   8 #include <qt/bitcoinunits.h>
   9
  10 #include <QAbstractTableModel>
  11 #include <QStringList>
  12
  13 class PlatformStyle;
  14 class TransactionRecord;
  15 class TransactionTablePriv;
  16 class WalletModel;
  17
  18 class CWallet;
  19
  20 /** UI model for the transaction table of a wallet.
  21  */
  22 class TransactionTableModel : public QAbstractTableModel
  23 {
  24     Q_OBJECT
  25
  26 public:
  27     explicit TransactionTableModel(const PlatformStyle *platformStyle, CWallet* wallet, WalletModel *parent = 0);
  28     ~TransactionTableModel();
  29
  30     enum ColumnIndex {
  31         Status = 0,
  32         Watchonly = 1,
  33         Date = 2,
  34         Type = 3,
  35         ToAddress = 4,
  36         Amount = 5
  37     };
  38
  39     /** Roles to get specific information from a transaction row.
  40         These are independent of column.
  41     */
  42     enum RoleIndex {
  43         /** Type of transaction */
  44         TypeRole = Qt::UserRole,
  45         /** Date and time this transaction was created */
  46         DateRole,
  47         /** Watch-only boolean */
  48         WatchonlyRole,
  49         /** Watch-only icon */
  50         WatchonlyDecorationRole,
  51         /** Long description (HTML format) */
  52         LongDescriptionRole,
  53         /** Address of transaction */
  54         AddressRole,
  55         /** Label of address related to transaction */
  56         LabelRole,
  57         /** Net amount of transaction */
  58         AmountRole,
  59         /** Unique identifier */
  60         TxIDRole,
  61         /** Transaction hash */
  62         TxHashRole,
  63         /** Transaction data, hex-encoded */
  64         TxHexRole,
  65         /** Whole transaction as plain text */
  66         TxPlainTextRole,
  67         /** Is transaction confirmed? */
  68         ConfirmedRole,
  69         /** Formatted amount, without brackets when unconfirmed */
  70         FormattedAmountRole,
  71         /** Transaction status (TransactionRecord::Status) */
  72         StatusRole,
  73         /** Unprocessed icon */
  74         RawDecorationRole,
  75     };
  76
  77     int rowCount(const QModelIndex &parent) const;
  78     int columnCount(const QModelIndex &parent) const;
  79     QVariant data(const QModelIndex &index, int role) const;
  80     QVariant headerData(int section, Qt::Orientation orientation, int role) const;
  81     QModelIndex index(int row, int column, const QModelIndex & parent = QModelIndex()) const;
  82     bool processingQueuedTransactions() const { return fProcessingQueuedTransactions; }
  83
  84 private:
  85     CWallet* wallet;
  86     WalletModel *walletModel;
  87     QStringList columns;
  88     TransactionTablePriv *priv;
  89     bool fProcessingQueuedTransactions;
  90     const PlatformStyle *platformStyle;
  91
  92     void subscribeToCoreSignals();
  93     void unsubscribeFromCoreSignals();
  94
  95     QString lookupAddress(const std::string &address, bool tooltip) const;
  96     QVariant addressColor(const TransactionRecord *wtx) const;
  97     QString formatTxStatus(const TransactionRecord *wtx) const;
  98     QString formatTxDate(const TransactionRecord *wtx) const;
  99     QString formatTxType(const TransactionRecord *wtx) const;
 100     QString formatTxToAddress(const TransactionRecord *wtx, bool tooltip) const;
 101     QString formatTxAmount(const TransactionRecord *wtx, bool showUnconfirmed=true, BitcoinUnits::SeparatorStyle separators=BitcoinUnits::separatorStandard) const;
 102     QString formatTooltip(const TransactionRecord *rec) const;
 103     QVariant txStatusDecoration(const TransactionRecord *wtx) const;
 104     QVariant txWatchonlyDecoration(const TransactionRecord *wtx) const;
 105     QVariant txAddressDecoration(const TransactionRecord *wtx) const;
 106
 107 public Q_SLOTS:
 108     /* New transaction, or transaction changed status */
 109     void updateTransaction(const QString &hash, int status, bool showTransaction);
 110     void updateConfirmations();
 111     void updateDisplayUnit();
 112     /** Updates the column title to "Amount (DisplayUnit)" and emits headerDataChanged() signal for table headers to react. */
 113     void updateAmountColumnTitle();
 114     /* Needed to update fProcessingQueuedTransactions through a QueuedConnection */
 115     void setProcessingQueuedTransactions(bool value) { fProcessingQueuedTransactions = value; }
 116
 117     friend class TransactionTablePriv;
 118 };
 119
 120 #endif // BITCOIN_QT_TRANSACTIONTABLEMODEL_H