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@ -5,20 +5,15 @@ |
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// HistoryLogModel
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inline const Signal &get_signal(const DBCMsg *m, int index) { |
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return std::next(m->sigs.begin(), index)->second; |
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} |
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QVariant HistoryLogModel::data(const QModelIndex &index, int role) const { |
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bool has_signal = dbc_msg && !dbc_msg->sigs.empty(); |
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if (role == Qt::DisplayRole) { |
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const auto &m = messages[index.row()]; |
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if (index.column() == 0) { |
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return QString::number(m.ts, 'f', 2); |
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} |
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return has_signal ? QString::number(get_raw_value((uint8_t *)m.dat.begin(), m.dat.size(), get_signal(dbc_msg, index.column() - 1))) |
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: toHex(m.dat); |
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} else if (role == Qt::FontRole && index.column() == 1 && !has_signal) { |
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return !sigs.empty() ? QString::number(get_raw_value((uint8_t *)m.dat.data(), m.dat.size(), *sigs[index.column() - 1])) |
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: toHex(m.dat); |
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} else if (role == Qt::FontRole && index.column() == 1 && sigs.empty()) { |
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return QFontDatabase::systemFont(QFontDatabase::FixedFont); |
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} |
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return {}; |
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@ -27,25 +22,25 @@ QVariant HistoryLogModel::data(const QModelIndex &index, int role) const { |
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void HistoryLogModel::setMessage(const QString &message_id) { |
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beginResetModel(); |
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msg_id = message_id; |
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dbc_msg = dbc()->msg(message_id); |
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column_count = (dbc_msg && !dbc_msg->sigs.empty() ? dbc_msg->sigs.size() : 1) + 1; |
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row_count = 0; |
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sigs.clear(); |
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messages.clear(); |
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if (auto dbc_msg = dbc()->msg(message_id)) { |
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sigs = dbc_msg->getSignals(); |
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} |
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endResetModel(); |
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updateState(); |
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} |
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QVariant HistoryLogModel::headerData(int section, Qt::Orientation orientation, int role) const { |
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if (orientation == Qt::Horizontal) { |
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bool has_signal = dbc_msg && !dbc_msg->sigs.empty(); |
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if (role == Qt::DisplayRole || role == Qt::ToolTipRole) { |
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if (section == 0) { |
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return "Time"; |
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} |
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return has_signal ? QString::fromStdString(get_signal(dbc_msg, section - 1).name).replace('_', ' ') : "Data"; |
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} else if (role == Qt::BackgroundRole && section > 0 && has_signal) { |
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return !sigs.empty() ? QString::fromStdString(sigs[section - 1]->name).replace('_', ' ') : "Data"; |
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} else if (role == Qt::BackgroundRole && section > 0 && !sigs.empty()) { |
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return QBrush(QColor(getColor(section - 1))); |
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} else if (role == Qt::ForegroundRole && section > 0 && has_signal) { |
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} else if (role == Qt::ForegroundRole && section > 0 && !sigs.empty()) { |
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return QBrush(Qt::black); |
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} |
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} |
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@ -53,21 +48,20 @@ QVariant HistoryLogModel::headerData(int section, Qt::Orientation orientation, i |
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} |
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void HistoryLogModel::updateState() { |
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if (msg_id.isEmpty()) return; |
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int prev_row_count = row_count; |
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messages = can->messages(msg_id); |
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row_count = messages.size(); |
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int delta = row_count - prev_row_count; |
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int prev_row_count = messages.size(); |
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if (!msg_id.isEmpty()) { |
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messages = can->messages(msg_id); |
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} |
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int delta = messages.size() - prev_row_count; |
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if (delta > 0) { |
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beginInsertRows({}, prev_row_count, row_count - 1); |
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beginInsertRows({}, prev_row_count, messages.size() - 1); |
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endInsertRows(); |
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} else if (delta < 0) { |
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beginRemoveRows({}, row_count, prev_row_count - 1); |
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beginRemoveRows({}, messages.size(), prev_row_count - 1); |
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endRemoveRows(); |
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} |
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if (row_count > 0) { |
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emit dataChanged(index(0, 0), index(row_count - 1, column_count - 1), {Qt::DisplayRole}); |
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if (!messages.empty()) { |
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emit dataChanged(index(0, 0), index(rowCount() - 1, columnCount() - 1), {Qt::DisplayRole}); |
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} |
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} |
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@ -106,5 +100,5 @@ HistoryLog::HistoryLog(QWidget *parent) : QTableView(parent) { |
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int HistoryLog::sizeHintForColumn(int column) const { |
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// sizeHintForColumn is only called for column 0 (ResizeToContents)
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return itemDelegate()->sizeHint(viewOptions(), model->index(0, 0)).width() + 1; // +1 for grid
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return itemDelegate()->sizeHint(viewOptions(), model->index(0, 0)).width() + 5; |
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} |
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