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/* tree_model_helpers.h
*
* Utility template classes for basic tree model functionality
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef TREE_MODEL_HELPERS_H
#define TREE_MODEL_HELPERS_H
#include <config.h>
#include <ui/qt/utils/variant_pointer.h>
#include <QAbstractItemModel>
//Base class to inherit basic tree item from
template <typename Item>
class ModelHelperTreeItem
{
public:
ModelHelperTreeItem(Item* parent)
: parent_(parent)
{
}
virtual ~ModelHelperTreeItem()
{
for (int row = 0; row < childItems_.count(); row++)
{
delete VariantPointer<Item>::asPtr(childItems_.value(row));
}
childItems_.clear();
}
void appendChild(Item* child)
{
childItems_.append(VariantPointer<Item>::asQVariant(child));
}
void prependChild(Item* child)
{
childItems_.prepend(VariantPointer<Item>::asQVariant(child));
}
void insertChild(int row, Item* child)
{
childItems_.insert(row, VariantPointer<Item>::asQVariant(child));
}
void removeChild(int row)
{
delete VariantPointer<Item>::asPtr(childItems_.value(row));
childItems_.removeAt(row);
}
Item* child(int row)
{
return VariantPointer<Item>::asPtr(childItems_.value(row));
}
int childCount() const
{
return childItems_.count();
}
int row()
{
if (parent_)
{
return parent_->childItems_.indexOf(VariantPointer<Item>::asQVariant((Item *)this));
}
return 0;
}
Item* parentItem() {return parent_; }
protected:
Item* parent_;
QList<QVariant> childItems_;
};
#endif // TREE_MODEL_HELPERS_H
/*
* Editor modelines
*
* Local Variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* ex: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/
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