/// <summary>
/// 设置选中的Part，加载其属性
/// </summary>
/// <param name="element"></param>
public void SetSelectPartAsCurrent(UIElement element)
{
var node = Part.FindAncestor <Node>(element);
if (node != null)
{
var data = node.Data as ActivityNode;
//将当前元素设为选择元素
node.Diagram.SelectedPart = node;
//属性设计器加载当前元素属性
WebMethod.LoadProperty(WorkflowUtils.CLIENTSCRIPT_PARAM_ACTIVITY,
node.Diagram.Tag.ToString(),
WorkflowUtils.ExtractActivityInfoJson(data));
return;
}
var link = Part.FindAncestor <Link>(element);
if (link != null)
{
var data = link.Data as ActivityLink;
link.Diagram.SelectedPart = link;
WebMethod.LoadProperty(WorkflowUtils.CLIENTSCRIPT_PARAM_TRANSITION,
link.Diagram.Tag.ToString(),
WorkflowUtils.ExtractTransitionInfoJson(data));
}
}
protected override bool DoAcceptText()
{
//先保留一个编辑元素的对象引用
var part = this.AdornedPart.Data;
//完成text编辑
bool result = base.DoAcceptText();
//将编辑后的元素更新到property grid控件
var node = part as ActivityNode;
if (node != null)
{
_webMethod.UpdateProcess(WorkflowUtils.CLIENTSCRIPT_PARAM_ACTIVITY,
this.Diagram.Tag.ToString(), node.Key,
WorkflowUtils.ExtractActivityInfoJson(node));
return(result);
}
var link = part as ActivityLink;
if (link != null)
{
_webMethod.UpdateProcess(WorkflowUtils.CLIENTSCRIPT_PARAM_TRANSITION,
this.Diagram.Tag.ToString(), link.Key,
WorkflowUtils.ExtractTransitionInfoJson(link));
}
return(result);
}
protected override void OnLinkAdded(Link link)
{
bool selfLink = false;
if (link.FromNode == link.ToNode)
{
selfLink = true;
link.Route.FromSpot = Spot.MiddleLeft;
link.Route.ToSpot = Spot.MiddleTop;
}
base.OnLinkAdded(link);
var data = link.Data as ActivityLink;
if (data == null)
{
return;
}
if (IsOverviewDiagram(link))
{
return;
}
if (string.IsNullOrEmpty(data.Key))
{
data.Key = CreateTransitionKey();
data.WfEnabled = true;
}
var nodeData = link.ToNode.Data as ActivityNode;
if (selfLink || nodeData.Category == ActivityType.Initial.ToString())
{
data.WfReturnLine = true;
}
_webMethod.LoadProperty(WorkflowUtils.CLIENTSCRIPT_PARAM_TRANSITION,
link.Diagram.Tag.ToString(),
WorkflowUtils.ExtractTransitionInfoJson(data));
string strKey = string.Format("{0}@{1}", link.Diagram.Tag.ToString(), data.Key);
WorkflowUtils.CurrentKey = strKey;
}
public override void DoDeactivate()
{
base.DoDeactivate();
var link = this.Diagram.SelectedLink;
ActivityLink linkData = (ActivityLink)link.Data;
linkData.WfReturnLine = false;
if (linkData.From == linkData.To || linkData.To == "N0")
{
linkData.WfReturnLine = true;
}
DiagramUtils.WebInterAct.LoadProperty(WorkflowUtils.CLIENTSCRIPT_PARAM_TRANSITION,
this.Diagram.Tag.ToString(),
WorkflowUtils.ExtractTransitionInfoJson(linkData));
}
private void Link_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
e.Handled = true;
Northwoods.GoXam.PartManager.PartBinding currentBinding = (Northwoods.GoXam.PartManager.PartBinding)((sender as FrameworkElement).DataContext);
ActivityLink linkData = currentBinding.Data as ActivityLink;
if (linkData == null)
{
return;
}
string strKey = string.Format("{0}@{1}", this.mainDiagram.Tag.ToString(), linkData.Key);
if (string.Compare(strKey, WorkflowUtils.CurrentKey) != 0)
{
this.WebMethod.LoadProperty(WorkflowUtils.CLIENTSCRIPT_PARAM_TRANSITION,
this.mainDiagram.Tag.ToString(),
WorkflowUtils.ExtractTransitionInfoJson(linkData));
WorkflowUtils.CurrentKey = strKey;
}
}