/// <summary>
/// 发起流程。
/// </summary>
/// <param name="wfDefine"></param>
public static void StartWorkflowInstance(WFDefine wfDefine, WorkflowInstanceCallBack callBack)
{
System.Type T = EAS.Objects.ClassProvider.GetType(wfDefine.SilverMType);
if (T == null)
{
MessageBox.Show(string.Format("没有找到名称为\"{0}\"的功能模块", wfDefine.Module), "提示", MessageBoxButton.OK);
return;
}
if (EAS.Application.Instance != null)
{
if (typeof(Control).IsAssignableFrom(T))
{
object wfAddIn = System.Activator.CreateInstance(T);
WfInstanceWindow wfInstanceForm = new WfInstanceWindow(wfAddIn, true, Guid.Empty);
wfInstanceForm.Closed += (s, e) => { callBack(); };
wfInstanceForm.Show();
}
else if (typeof(ChildWindow).IsAssignableFrom(T))
{
ChildWindow wfAddIn = System.Activator.CreateInstance(T) as ChildWindow;
wfAddIn.Closed += (s, e) => { callBack(); };
WfAddInHelper.Start(wfAddIn);
}
else
{
WfAddInHelper.Start(System.Activator.CreateInstance(T));
}
}
}
private void btnProcess_Click(object sender, RoutedEventArgs e)
{
if (this.dgFlow.SelectedItem != null)
{
WFInstance wfInstance = this.dgFlow.SelectedItem as WFInstance;
DateTime T1 = EAS.Application.Instance.Time;
//回调函数。
WfAddInHelper.WorkflowInstanceCallBack callback = () =>
{
IList <WFInstance> xList = this.dgFlow.ItemsSource as IList <WFInstance>;
if (xList.Contains(wfInstance))
{
DataPortal <WFInstance> dataPortal = new DataPortal <WFInstance>();
dataPortal.BeginRead(wfInstance).Completed += (s1, e1) =>
{
QueryTask <WFInstance> task = s1 as QueryTask <WFInstance>;
string[] sv = task.DataEntity.Handlers.Split(',');
if (sv.Where(p => p == ContextHelper.Account.LoginID).Count() > 0)
{
xList.Remove(wfInstance);
this.dgFlow.ItemsSource = null;
this.dgFlow.ItemsSource = xList;
}
};
}
};
//处理流程
WfAddInHelper.LoadWorkflowInstance(wfInstance, true, callback);
}
}
private void btnStart_Click(object sender, RoutedEventArgs e)
{
if (this.dgFlow.SelectedItem != null)
{
WFDefine wfDefine = this.dgFlow.SelectedItem as WFDefine;
WfAddInHelper.StartWorkflowInstance(wfDefine, () => {});
}
}
/// <summary>
/// 加载流程。
/// </summary>
/// <param name="wfDefine"></param>
public static void LoadWorkflowInstance(WFInstance wfInstance, bool isEnabled, WorkflowInstanceCallBack callBack)
{
DataPortal <WFDefine> dataPortal = new DataPortal <WFDefine>();
WFDefine wfDefine = new WFDefine();
wfDefine.FlowID = wfInstance.FlowID;
dataPortal.BeginRead(wfDefine).Completed += (s, e)
=>
{
QueryTask <WFDefine> task = s as QueryTask <WFDefine>;
if (task.Error != null)
{
MessageBox.Show(string.Format("读取流程定义错误:" + task.Error.Message, wfDefine.Module), "提示", MessageBoxButton.OK);
}
else //
{
wfDefine = task.DataEntity;
System.Type T = EAS.Objects.ClassProvider.GetType(wfDefine.SilverMType);
if (T == null)
{
MessageBox.Show(string.Format("没有找到名称为\"{0}\"的功能模块", wfDefine.Module), "提示", MessageBoxButton.OK);
return;
}
if (EAS.Application.Instance != null)
{
if (typeof(Control).IsAssignableFrom(T))
{
object wfAddIn = System.Activator.CreateInstance(T);
WfInstanceWindow wfInstanceForm = new WfInstanceWindow(wfAddIn, isEnabled, new Guid(wfInstance.ID));
wfInstanceForm.Closed += (s2, e2) => { callBack(); };
wfInstanceForm.Show();
}
else if (typeof(ChildWindow).IsAssignableFrom(T))
{
ChildWindow wfAddIn = System.Activator.CreateInstance(T) as ChildWindow;
wfAddIn.Closed += (s2, e2) => { callBack(); };
WfAddInHelper.LoadWorkflowInstance(wfAddIn, isEnabled, new Guid(wfInstance.ID));
}
else
{
WfAddInHelper.LoadWorkflowInstance(System.Activator.CreateInstance(T), isEnabled, new Guid(wfInstance.ID));
}
}
}
};
}
protected override void OnOpened()
{
if (this.m_InstanceID == Guid.Empty)
{
WfAddInHelper.Start(this.WfAddIn);
}
else
{
WfAddInHelper.LoadWorkflowInstance(this.WfAddIn, true, this.m_InstanceID);
}
if (EAS.Application.Instance != null)
{
EAS.Application.Instance.AddInClosing += new AddInEventHandler(OnAddInClosing);
}
}