Cosmetics and some commenting.
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120
bcvaluemodel.cpp
120
bcvaluemodel.cpp
@@ -32,6 +32,10 @@
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#include <bcvaluemodel.h>
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/**
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* @brief Konstruktor, ohne Besonderheiten
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* @param parent Das Elternobject
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*/
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BCValueModel::BCValueModel(QObject *parent)
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: QAbstractTableModel(parent)
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@@ -40,6 +44,11 @@ BCValueModel::BCValueModel(QObject *parent)
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}
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/**
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* @brief Einen Einzelwert hinzufügen
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* @param val der neue Wert
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*/
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void BCValueModel::addValue(const BCValue& val)
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{
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int row = _valueList.size();
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@@ -49,12 +58,22 @@ void BCValueModel::addValue(const BCValue& val)
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}
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/**
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* @brief Gibt die interne Werteliste als const ref zurück
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* @return Die WerteListe
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*/
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const BCValueList& BCValueModel::getValueList() const
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{
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return _valueList;
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}
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/**
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* @brief Nimmt eine Werteliste in Besitz.
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* @param newValueList Die Wertelist. Nach dem Aufruf leer.
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*/
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void BCValueModel::takeValueList(BCValueList& newValueList)
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{
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beginResetModel();
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@@ -63,34 +82,40 @@ void BCValueModel::takeValueList(BCValueList& newValueList)
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endResetModel();
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}
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void BCValueModel::onValueUpdated( int row, BC::State state, const QString& newValue )
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/**
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* @brief SLOT, der aufgerufen wird, wenn sich ein Wert und/oder der Zustand eines Wertes geändert hat.
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* Emitted 'dataChanged' um die zuständige View upzudaten.
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*
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* @param row Der Index des geänderten Wertes in der Liste
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* @param state Der neue state des Wertes
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* @param newValue Der neue sichtbare Zahlenwert, formatiert als QString, optionall
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*/
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void BCValueModel::onValueUpdated( int row, BC::State state, const QString& newVisisbleValue )
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{
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qDebug() << " Panel update: " << newValue;
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const BCValueList& valueList = getValueList();
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if( row > -1 && row < valueList.size() )
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qDebug() << " Panel update: " << newVisisbleValue;
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if( row > -1 && row < _valueList.size() )
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{
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bool valueChanged = false;
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const BCValue& value = valueList[row];
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if( value.state != state )
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{
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valueChanged = true;
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value.state = state;
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}
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if( !newValue.isEmpty() && newValue != value.visibleValue )
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{
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valueChanged = true;
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value.visibleValue = newValue;
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}
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if( valueChanged )
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{
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QModelIndex idx = index(row,1);
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emit dataChanged(idx, idx, {Qt::DisplayRole});
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const BCValue& value = _valueList[row];
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QModelIndex idx = index(row,1);
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value.state = state;
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if( !newVisisbleValue.isEmpty() && newVisisbleValue != value.visibleValue )
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{
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value.visibleValue = newVisisbleValue;
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}
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// wir schicken auf jeden fall einen update request
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emit dataChanged(idx, idx, {Qt::DisplayRole, Qt::EditRole});
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}
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}
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/**
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* @brief Gibt die Zeilenanzahl zurück
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* @param parent Der Elternindex
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* @return die Zeilenanzahl
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*/
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int BCValueModel::rowCount(const QModelIndex& parent) const
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{
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if (parent.isValid())
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@@ -98,12 +123,29 @@ int BCValueModel::rowCount(const QModelIndex& parent) const
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return _valueList.size();
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}
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int BCValueModel::columnCount(const QModelIndex &parent) const
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/**
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* @brief Gibt die Spaltenanzahl zurück
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* @param parent Der Elternindex
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* @return die Spaltenanzahl
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*/
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int BCValueModel::columnCount(const QModelIndex& parent) const
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{
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if (parent.isValid()) return 0;
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if (parent.isValid())
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return 0;
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return 2;
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}
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/**
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* @brief Gibt die Header-Einträge zurück
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* @param section
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* @param orientation
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* @param role
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* @return
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*/
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QVariant BCValueModel::headerData(int section, Qt::Orientation orientation, int role) const
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{
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if (role != Qt::DisplayRole || orientation != Qt::Horizontal)
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@@ -112,9 +154,9 @@ QVariant BCValueModel::headerData(int section, Qt::Orientation orientation, int
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switch (section)
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{
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case 0:
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return QString("Bezeichnung");
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return BCTags::LabelTag;
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case 1:
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return QString("Wert");
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return BCTags::ValueTag;
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default:
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return QVariant();
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}
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@@ -122,24 +164,7 @@ QVariant BCValueModel::headerData(int section, Qt::Orientation orientation, int
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QVariant BCValueModel::data(const QModelIndex& index, int role) const
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{
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/*
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if (!index.isValid() || index.row() >= static_cast<int>(m_items.size()))
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return QVariant();
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const auto& item = m_items.at(index.row());
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if (role == Qt::DisplayRole) {
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switch (index.column()) {
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case 0: return item.id;
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case 1: return item.name;
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case 2: {
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// Hier nutzen wir QLocale für das Komma!
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return QLocale(QLocale::German).toString(item.value, 'f', 2);
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}
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}
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}
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/*
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// Bonus: Rechtsbündig für Zahlen
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if (role == Qt::TextAlignmentRole && (index.column() == 0 || index.column() == 2)) {
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return Qt::AlignRight | Qt::AlignVCenter;
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@@ -152,8 +177,8 @@ if (!index.isValid() || index.row() >= static_cast<int>(m_items.size()))
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if (!index.isValid() || row >= _valueList.size())
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return QVariant();
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BCValue& entry = const_cast<BCValue&>(_valueList.at( row ));
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entry.indexRow = row;
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const BCValue& entry = _valueList.at( row );
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if (role == Qt::DisplayRole || role == Qt::EditRole)
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{
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@@ -178,6 +203,9 @@ Qt::ItemFlags BCValueModel::flags(const QModelIndex& index) const
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bool BCValueModel::setData(const QModelIndex& index, const QVariant& value, int role)
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{
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// __fix!
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if (index.isValid() && role == Qt::EditRole)
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{
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BCValue& item = _valueList[index.row()];
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