/// <summary>
/// 是否叶节点
/// </summary>
/// <param name="node">树节点</param>
protected virtual bool IsLeaf(ZorroTreeNode node)
{
if (node.Key.IsEmpty())
{
return(true);
}
return(_data.All(t => t.ParentId != node.Key));
}
/// <summary>
/// 添加子节点
/// </summary>
/// <param name="node">树节点</param>
private void AddChildren(ZorroTreeNode node)
{
if (node == null)
{
return;
}
node.Children = GetChildren(node.Key).Select(ToNode).ToList();
foreach (var child in node.Children)
{
AddChildren(child);
}
}
/// <summary>
/// 初始化叶节点状态
/// </summary>
/// <param name="node">树节点</param>
protected virtual void InitIsLeaf(ZorroTreeNode node)
{
node.IsLeaf = false;
if (_async)
{
return;
}
if (IsLeaf(node))
{
node.IsLeaf = true;
}
}
/// <summary>
/// 转换为树节点
/// </summary>
/// <param name="dto">树形数据传输对象</param>
protected virtual ZorroTreeNode ToNode(TreeDto dto)
{
var result = new ZorroTreeNode()
{
Key = dto.Id,
Title = dto.Text,
Icon = dto.Icon,
Disabled = !dto.Enabled.SafeValue(),
Expanded = dto.Expanded.SafeValue(),
Checked = dto.Checked.SafeValue(),
DisableCheckbox = dto.DisableCheckbox.SafeValue(),
Selectable = dto.Selectable.SafeValue(),
Selected = dto.Selected.SafeValue()
};
InitIsLeaf(result);
return(result);
}