public ActionResult addNodeExpression()
{
string templateId = Request.Form["templateId"];
string from = Request.Form["from"];
string to = Request.Form["to"];
string Expression = Request.Form["Expression"];
string Description = Request.Form["Description"];
int OrderNO = int.Parse(Request.Form["OrderNO"]);
if (Session[templateId] != null)
{
MyDB mydb = Session[templateId] as MyDB;
WFTemplate template = mydb.WFTemplates.Find(templateId);
WFNodeExpression expression = new WFNodeExpression
{
ID = Guid.NewGuid().ToString(),
Expression = string.IsNullOrEmpty(Expression) ? "1==1" : Expression,
Description = Description,
OrderNO = OrderNO,
WFNode = mydb.WFNodeXORSplits.Find(from),
Next = mydb.WFNodes.Find(to)
};
mydb.WFNodeExpressions.Add(expression);
return(Json(new { success = true, data = expression.ID }));
}
return(Json(new { success = false }));
}
public ActionResult deleteLine()
{
string templateId = Request.Form["templateId"];
string LineID = Request.Form["LineID"];
if (Session[templateId] != null)
{
MyDB mydb = Session[templateId] as MyDB;
/// 连接线可能有三种情况:来自于活动,表达式,或分支节点的缺省
WFNodeAction action = mydb.WFNodeActions.Find(LineID);
if (action != null)
{
mydb.WFNodeActions.Remove(action);
return(Json(new { success = true }));
}
WFNodeExpression expression = mydb.WFNodeExpressions.Find(LineID);
if (expression != null)
{
mydb.WFNodeExpressions.Remove(expression);
return(Json(new { success = true }));
}
WFNodeStart start = mydb.WFNodeStarts.Find(LineID);
if (start != null)
{
start.Next = null;
return(Json(new { success = true }));
}
return(Json(new { success = false }));
}
return(Json(new { success = false }));
}
public ActionResult modifyTemplate()
{
string id = Request.Params["templateId"];
string mode = Request.Params["mode"];
if (Session[id] == null)
{
Session[id] = new MyDB();
}
MyDB mydb = Session[id] as MyDB;
switch (mode)
{
case "select":
{
if (Request.Params["nodeID"] != null)
{
string nodeID = Request.Params["nodeID"];
int x = int.Parse(Request.Params["x"]);
int y = int.Parse(Request.Params["y"]);
WFNode node = mydb.WFNodes.Find(nodeID);
node.PositionX = x;
node.PositionY = y;
}
else if (Request.Params["lineID"] != null)
{
string LineID = Request.Params["lineID"];
if (string.IsNullOrEmpty(Request.Params["x"]) || string.IsNullOrEmpty(Request.Params["y"]))
{
WFNodeAction action = mydb.WFNodeActions.Find(LineID);
if (action != null)
{
action.PositionX = null;
action.PositionY = null;
}
WFNodeExpression expression = mydb.WFNodeExpressions.Find(LineID);
if (expression != null)
{
expression.PositionX = null;
expression.PositionY = null;
}
}
else
{
int x = int.Parse(Request.Params["x"]);
int y = int.Parse(Request.Params["y"]);
WFNodeAction action = mydb.WFNodeActions.Find(LineID);
if (action != null)
{
action.PositionX = x;
action.PositionY = y;
}
WFNodeExpression expression = mydb.WFNodeExpressions.Find(LineID);
if (expression != null)
{
expression.PositionX = x;
expression.PositionY = y;
}
}
}
}
break;
case "move":
{
int x = int.Parse(Request.Params["x"]);
int y = int.Parse(Request.Params["y"]);
WFTemplate t = mydb.WFTemplates.Find(id);
t.OffsetX = x;
t.OffsetY = y;
}
break;
default:
break;
}
return(Json(new { success = true }));
}
