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118 lines
3.6 KiB
118 lines
3.6 KiB
#include "viewmodel/tree/LogTreeModel.h"
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#include "viewmodel/tree/util/Log2TreeItemConverter.h"
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/*************************************************************************************************/
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TreeModel::TreeModel(QObject* parent)
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: QAbstractItemModel(parent)
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{
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}
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/*************************************************************************************************/
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TreeModel::~TreeModel() = default;
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/*************************************************************************************************/
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QModelIndex TreeModel::index(int row, int column, const QModelIndex& parent) const
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{
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if(!hasIndex(row, column, parent))
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{
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return {};
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}
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TreeItem* parentItem = parent.isValid()
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? static_cast<TreeItem*>(parent.internalPointer())
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: _rootItem.get();
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if(auto* childItem = parentItem->child(row))
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{
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return createIndex(row, column, childItem);
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}
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return {};
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}
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/*************************************************************************************************/
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QModelIndex TreeModel::parent(const QModelIndex& index) const
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{
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if(!index.isValid())
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{
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return {};
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}
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auto* childItem = static_cast<TreeItem*>(index.internalPointer());
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TreeItem* parentItem = childItem->parentItem();
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return parentItem != _rootItem.get()
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? createIndex(parentItem->row(), 0, parentItem) : QModelIndex{};
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}
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/*************************************************************************************************/
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int TreeModel::rowCount(const QModelIndex& parent) const
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{
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if(parent.column() > 0)
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{
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return 0;
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}
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const TreeItem* parentItem = parent.isValid()
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? static_cast<const TreeItem*>(parent.internalPointer())
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: _rootItem.get();
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return parentItem->childCount();
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}
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/*************************************************************************************************/
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int TreeModel::columnCount(const QModelIndex& parent) const
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{
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if(parent.isValid())
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{
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return static_cast<TreeItem*>(parent.internalPointer())->columnCount();
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}
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return _rootItem->columnCount();
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}
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/*************************************************************************************************/
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QVariant TreeModel::data(const QModelIndex& index, int role) const
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{
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if(!index.isValid() || role != Qt::DisplayRole)
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{
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return {};
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}
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const auto* item = static_cast<const TreeItem*>(index.internalPointer());
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return item->data(index.column());
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}
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/*************************************************************************************************/
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Qt::ItemFlags TreeModel::flags(const QModelIndex& index) const
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{
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return index.isValid()
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? QAbstractItemModel::flags(index) : Qt::ItemFlags(Qt::NoItemFlags);
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}
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/*************************************************************************************************/
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QVariant TreeModel::headerData(int section, Qt::Orientation orientation,
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int role) const
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{
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return orientation == Qt::Horizontal && role == Qt::DisplayRole
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? _rootItem->data(section) : QVariant{};
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}
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/*************************************************************************************************/
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void TreeModel::showSelectedLog(const Log_ptr log)
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{
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beginResetModel();
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_rootItem = std::make_unique<TreeItem>(QVariantList{tr("Field"), tr("Value")});
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_rootItem->appendChild(Log2TreeItemConverter::convert(log, _rootItem.get()));
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endResetModel();
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}
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/*************************************************************************************************/
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void TreeModel::clearView()
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{
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beginResetModel();
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_rootItem = std::make_unique<TreeItem>(QVariantList{tr("Field"), tr("Value")});
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endResetModel();
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}
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