public void OnSelectionboxListChanged(int Id, int Count)
{
//获取当前id代表的选择框（SelectionBox）
SldSelectionBox sldSelectionBox = GetSelectionBoxById(Id);
//没有找到匹配的选择框 则返回
if (sldSelectionBox == null)
{
return;
}
//当前清楚选择，直接设置为0
if (Count == 0)
{
sldSelectionBox.OnSelectionChanged(Count, null);
return;
}
//获取选择管理器
var seleMgr = _doc.ISelectionManager;
//实例化一个选择列表
List <swSeleTypeObjectPair> selections = new List <swSeleTypeObjectPair>(Count);
//获取选择，更新列表
for (int i = 1; i < Count + 1; i++)
{
var seleType = seleMgr.GetSelectedObjectType3(i, sldSelectionBox.Mark);
var seleObj = seleMgr.GetSelectedObject6(i, sldSelectionBox.Mark);
var selePoint = (double[])seleMgr.GetSelectionPoint2(i, sldSelectionBox.Mark);
//所有从0开始
var name = sldSelectionBox.SControl.ItemText[(short)(i - 1)];
//预先选择数量之下
if (i <= sldSelectionBox.PreSelectionCount &&
sldSelectionBox.Selections?.Count > i - 1)
{
//选择的是相同对象，取相同名称
if (App.IsSame(seleObj, sldSelectionBox.Selections[i - 1].SelectedObject) == (int)swObjectEquality.swObjectSame)
{
name = sldSelectionBox.Selections[i - 1].Name;
}
}
selections.Add(new swSeleTypeObjectPair(i, (swSelectType_e)seleType, sldSelectionBox.Mark, seleObj, name, selePoint));
}
sldSelectionBox.OnSelectionChanged(Count, selections);
//如果是单选框 - 切换到下一个焦点
if (sldSelectionBox.SingleEntityOnly)
{
bool isCurrent = false;
SldSelectionBox next = default;
foreach (var sldSeleItem in GetSpecControl <SldSelectionBox>())
{
if (isCurrent)
{
next = sldSeleItem;
break;
}
if (sldSeleItem.ID == sldSelectionBox.ID)
{
isCurrent = true;
}
}
//存在下一个选择框且下一个选择框不为0，则切换焦点
if (next != null &&
next.SldControlIsVisible() &&
next.AutoMoveFocusToThis)
{
next.SControl.SetSelectionFocus();
}
}
}
//向PMPage中注册SelectionBox
public static void RegisterSelectionBox(SldSelectionBox selectionBox)
{
_selectionBoxs.Add(selectionBox);
}