Just Wonder
4 years ago
8 changed files with 336 additions and 58 deletions
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// Copyright (c) 2011-2017 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <qt/kevatablemodel.h> |
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#include <qt/bitcoinunits.h> |
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#include <qt/guiutil.h> |
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#include <qt/optionsmodel.h> |
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#include <clientversion.h> |
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#include <streams.h> |
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KevaTableModel::KevaTableModel(CWallet *wallet, WalletModel *parent) : |
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QAbstractTableModel(parent), walletModel(parent) |
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{ |
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Q_UNUSED(wallet) |
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/* These columns must match the indices in the ColumnIndex enumeration */ |
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columns << tr("Date") << tr("Key") << tr("Value") << tr("Block"); |
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// TODO: display new keva entry when it arrives.
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// connect(walletModel->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
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} |
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KevaTableModel::~KevaTableModel() |
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{ |
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/* Intentionally left empty */ |
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} |
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int KevaTableModel::rowCount(const QModelIndex &parent) const |
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{ |
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Q_UNUSED(parent); |
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return list.length(); |
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} |
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int KevaTableModel::columnCount(const QModelIndex &parent) const |
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{ |
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Q_UNUSED(parent); |
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return columns.length(); |
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} |
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QVariant KevaTableModel::data(const QModelIndex &index, int role) const |
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{ |
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if(!index.isValid() || index.row() >= list.length()) |
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return QVariant(); |
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if(role == Qt::DisplayRole || role == Qt::EditRole) |
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{ |
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const KevaEntry *rec = &list[index.row()]; |
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switch(index.column()) |
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{ |
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case Date: |
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return GUIUtil::dateTimeStr(rec->date); |
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case Key: |
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return QString::fromStdString(rec->key); |
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case Value: |
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return QString::fromStdString(rec->value); |
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case Block: |
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return QString::number(rec->block); |
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} |
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} |
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else if (role == Qt::TextAlignmentRole) |
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{ |
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if (index.column() == Block) |
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return (int)(Qt::AlignRight|Qt::AlignVCenter); |
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} |
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return QVariant(); |
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} |
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bool KevaTableModel::setData(const QModelIndex &index, const QVariant &value, int role) |
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{ |
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return true; |
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} |
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QVariant KevaTableModel::headerData(int section, Qt::Orientation orientation, int role) const |
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{ |
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if(orientation == Qt::Horizontal) |
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{ |
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if(role == Qt::DisplayRole && section < columns.size()) |
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{ |
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return columns[section]; |
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} |
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} |
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return QVariant(); |
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} |
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/** Gets title for amount column including current display unit if optionsModel reference available. */ |
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QString KevaTableModel::getAmountTitle() |
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{ |
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return (this->walletModel->getOptionsModel() != nullptr) ? tr("Requested") + " ("+BitcoinUnits::shortName(this->walletModel->getOptionsModel()->getDisplayUnit()) + ")" : ""; |
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} |
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QModelIndex KevaTableModel::index(int row, int column, const QModelIndex &parent) const |
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{ |
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Q_UNUSED(parent); |
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return createIndex(row, column); |
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} |
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bool KevaTableModel::removeRows(int row, int count, const QModelIndex &parent) |
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{ |
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Q_UNUSED(parent); |
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if(count > 0 && row >= 0 && (row+count) <= list.size()) |
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{ |
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beginRemoveRows(parent, row, row + count - 1); |
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list.erase(list.begin() + row, list.begin() + row + count); |
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endRemoveRows(); |
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return true; |
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} else { |
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return false; |
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} |
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} |
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Qt::ItemFlags KevaTableModel::flags(const QModelIndex &index) const |
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{ |
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return Qt::ItemIsSelectable | Qt::ItemIsEnabled; |
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} |
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// actually add to table in GUI
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void KevaTableModel::setKeva(std::vector<KevaEntry>& vKevaEntries) |
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{ |
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list.clear(); |
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beginInsertRows(QModelIndex(), 0, 0); |
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for (auto it = vKevaEntries.begin(); it != vKevaEntries.end(); it++) { |
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list.prepend(*it); |
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} |
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endInsertRows(); |
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} |
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void KevaTableModel::sort(int column, Qt::SortOrder order) |
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{ |
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qSort(list.begin(), list.end(), KevaEntryLessThan(column, order)); |
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Q_EMIT dataChanged(index(0, 0, QModelIndex()), index(list.size() - 1, NUMBER_OF_COLUMNS - 1, QModelIndex())); |
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} |
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void KevaTableModel::updateDisplayUnit() |
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{ |
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} |
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bool KevaEntryLessThan::operator()(KevaEntry &left, KevaEntry &right) const |
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{ |
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KevaEntry *pLeft = &left; |
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KevaEntry *pRight = &right; |
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if (order == Qt::DescendingOrder) |
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std::swap(pLeft, pRight); |
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switch(column) |
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{ |
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case KevaTableModel::Date: |
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return pLeft->date.toTime_t() < pRight->date.toTime_t(); |
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case KevaTableModel::Block: |
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return pLeft->block < pRight->block; |
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case KevaTableModel::Key: |
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return pLeft->key < pRight->key; |
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case KevaTableModel::Value: |
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return pLeft->value < pRight->value; |
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default: |
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return pLeft->date.toTime_t() < pRight->date.toTime_t(); |
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} |
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} |
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@ -0,0 +1,89 @@
@@ -0,0 +1,89 @@
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// Copyright (c) 2011-2017 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_QT_KEVATABLEMODEL_H |
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#define BITCOIN_QT_KEVATABLEMODEL_H |
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#include <qt/walletmodel.h> |
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#include <QAbstractTableModel> |
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#include <QStringList> |
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#include <QDateTime> |
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class CWallet; |
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class KevaEntry |
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{ |
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public: |
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KevaEntry() { } |
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std::string key; |
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std::string value; |
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int64_t block; |
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QDateTime date; |
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}; |
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class KevaEntryLessThan |
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{ |
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public: |
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KevaEntryLessThan(int nColumn, Qt::SortOrder fOrder): |
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column(nColumn), order(fOrder) {} |
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bool operator()(KevaEntry &left, KevaEntry &right) const; |
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private: |
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int column; |
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Qt::SortOrder order; |
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}; |
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/** Model for list of recently generated payment requests / bitcoin: URIs.
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* Part of wallet model. |
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*/ |
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class KevaTableModel: public QAbstractTableModel |
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{ |
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Q_OBJECT |
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public: |
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explicit KevaTableModel(CWallet *wallet, WalletModel *parent); |
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~KevaTableModel(); |
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enum ColumnIndex { |
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Date = 0, |
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Key = 1, |
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Value = 2, |
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Block = 3, |
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NUMBER_OF_COLUMNS |
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}; |
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/** @name Methods overridden from QAbstractTableModel
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@{*/ |
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int rowCount(const QModelIndex &parent) const; |
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int columnCount(const QModelIndex &parent) const; |
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QVariant data(const QModelIndex &index, int role) const; |
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bool setData(const QModelIndex &index, const QVariant &value, int role); |
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QVariant headerData(int section, Qt::Orientation orientation, int role) const; |
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QModelIndex index(int row, int column, const QModelIndex &parent) const; |
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bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); |
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Qt::ItemFlags flags(const QModelIndex &index) const; |
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/*@}*/ |
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const KevaEntry &entry(int row) const { return list[row]; } |
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void setKeva(std::vector<KevaEntry>& vKevaEntries); |
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public Q_SLOTS: |
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void sort(int column, Qt::SortOrder order = Qt::AscendingOrder); |
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void updateDisplayUnit(); |
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private: |
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WalletModel *walletModel; |
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QStringList columns; |
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QList<KevaEntry> list; |
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int64_t nReceiveRequestsMaxId; |
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/** Updates the column title to "Amount (DisplayUnit)" and emits headerDataChanged() signal for table headers to react. */ |
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void updateAmountColumnTitle(); |
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/** Gets title for amount column including current display unit if optionsModel reference available. */ |
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QString getAmountTitle(); |
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}; |
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#endif // BITCOIN_QT_KEVATABLEMODEL_H
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