/// <summary>
/// 更新选中操作
/// </summary>
void UpdateSelectNodeOperate(Node select)
{
if (select != null)
{
bool is_ctrl_click = Event.current.control;
bool is_shift_click = Event.current.shift;
//选中操作
if (is_ctrl_click)
{
ToggleSelectNode(select);
if (last_click_node_ == null || select.Index < last_click_node_.Index)
{
last_click_node_ = select;
}
}
else if (is_shift_click)
{
ClearSelectedNodes();
if (Group != null)
{
int begin = 0;
int end = 0;
if (last_click_node_.Index < select.Index)
{
begin = last_click_node_.Index;
end = select.Index;
}
else
{
begin = select.Index;
end = last_click_node_.Index;
}
var list = Group.GetRange(begin, end);
SelectMultiNode(list);
}
}
else
{
//消除之前选中的数据的焦点
ClearSelectedNodes();
SelectNode(select);
last_click_node_ = select;
}
}
}
