module treeitem;

import dqml.qvariant;

class TreeItem
{
public:
	this(QVariant[] data, TreeItem parentItem = null)
	{
		m_parentItem = parentItem;
		m_itemData   = data;
	}

	~this()
	{
		foreach (c; m_childItems)
			destroy(c);
	}

	void appendChild(TreeItem child)
	{
		m_childItems ~= child;
	}

	TreeItem child(int row)
	{
		return m_childItems[row];
	}

	int childCount() const
	{
		return cast(int) m_childItems.length;
	}

	int columnCount() const
	{
		return cast(int) m_itemData.length;
	}

	QVariant data(int column)
	{
		return m_itemData[column];
	}

	int row() const
	{
		import std.algorithm : countUntil;
		if (m_parentItem)
			return cast(int) m_parentItem.m_childItems.countUntil(this);

		return 0;
	}

	TreeItem parentItem()
	{
		return m_parentItem;
	}

private:
	TreeItem[] m_childItems;
	QVariant[] m_itemData;
	TreeItem   m_parentItem;
}