private void ShowRootPath()
{
//如果配置不需要显示，则直接返回
if (!NeedShowRootPath())
{
return;
}
if (RootTag == null)
{
return;
}
connectCanvas.Children.Clear();
//需要显示从全局根到当前视图根节点之间的路径
//查找出所有从当前视图根节点到全局根节点之间的中间节点
List <GUTag> connect = new List <GUTag>();
GUTag from = RootTag;
GUTag tmp = from;
connect.Add(from);
while (connect.Count < 20 && tmp != null)
{
List <GUTag> ps = TagDB.QueryTagParent(tmp);
if (ps.Count > 0)
{
tmp = ps[0];
connect.Add(tmp);
}
else
{
break;
}
}
connect.Reverse();
//显示所有中间节点
double X = 0;
foreach (GUTag u in connect)
{
GTagBox gt = new GTagBox(5, u, X, 0, 1);
TagBox tx = UIElementFactory.CreateTagBox(gt, null);
tx.HideCircle();
X += gt.OutterBox.Width;
if (tx.ContextMenu == null)
{
tx.ContextMenu = TagAreaMenu;
tx.MouseLeftButtonDown += Tag_MouseLeftButtonDown;
tx.MouseDoubleClick += Tag_MouseDoubleClick;
}
connectCanvas.Children.Add(tx);
}
}
private string GetTagInf(GUTag tag, ITagDB db)
{
StringBuilder sb = new StringBuilder();
sb.Append("当前选中标签：" + tag);
List <GUTag> parents = db.QueryTagParent(tag);
if (parents.Count > 0)
{
sb.Append(" Parent::= ");
foreach (GUTag s in parents)
{
sb.Append(" " + s.Title);
}
}
List <GUTag> children = TagDB.QueryTagChildren(tag);
if (children.Count > 0)
{
sb.Append(" Children::= ");
foreach (GUTag s in children)
{
sb.Append(" " + s.Title);
}
}
return(sb.ToString().Trim());
}
public void testParent()
{
Logger.Log("0");
db.AddTag("p1", "c");
List <string> p = db.QueryTagParent("c");
Assert.AreEqual(1, p.Count);
Assert.AreEqual("p1", p[0]);
db.AddTag("p2", "c");
p = db.QueryTagParent("c");
Assert.AreEqual(2, p.Count);
Assert.AreEqual("p1", p[0]);
Assert.AreEqual("p2", p[1]);
}
private List <GUTag> QueryParentHistory(GUTag tag)
{
List <GUTag> ret = new List <GUTag>();
int MAX = 6;
GUTag child = tag;
while (ret.Count < MAX)
{
ret.Add(child);
List <GUTag> tmp = TagDB.QueryTagParent(child);
if (tmp.Count > 0)
{
child = tmp[0];
}
else
{
break;
}
}
return(ret);
}
public void ITagDB_Test_Remove()//添加后删除
{
GUTag p = db.NewTag("p");
GUTag c1 = db.NewTag("c1");
db.SetParent(p, c1);
List <string> a = db.QueryTagAlias(c1);
Assert.AreEqual(1, a.Count);
Assert.AreEqual("c1", a[0]);
db.RemoveTag(c1);
a = db.QueryTagAlias(c1);
Assert.AreEqual(0, a.Count);
Assert.AreEqual(0, db.QueryTagParent(c1).Count);
}
