servermanagerform.cs

博客园WxWinter写的WF工作流入门学习资料及示例代码

            if (this.listBox3.SelectedItem != null)
            {
                string s = this.listBox3.SelectedItem.ToString();
                WFEM.ResumeInstance(s);
        
            }
        }

        //暂停实例
        private void btSuspendInstance_Click(object sender, EventArgs e)
        {
            if (this.listBox3.SelectedItem != null)
            {
                string s = this.listBox3.SelectedItem.ToString();
                WFEM.SuspendInstance(s, "test");
            }
        }
        
        //终止实例
        private void btTerminateInstance_Click(object sender, EventArgs e)
        {
            if (this.listBox3.SelectedItem != null)
            {
                string s = this.listBox3.SelectedItem.ToString();
                WFEM.TerminateInstance(s, "test");
            }
        }
       
        //持久化实例
        private void btPersist_Click(object sender, EventArgs e)
        {
            if (this.listBox3.SelectedItem != null)
            {
                WFEM.PersistInstance(this.listBox3.SelectedItem.ToString(),true);
            }

        }


        #endregion

     
#region 实例展现


        //显示实例的结构
        private void btShow_Click(object sender, EventArgs e)
        {

            this.treeView1.Nodes[0].Nodes.Clear();
            this.treeView1.Nodes[0].Text = "空";
            this.txtxomlview.Text = "";

            wxdWFSequentialView1.ShowWorkflow(new SequentialWorkflowActivity());

            if (this.listBox3.SelectedItem != null)
            {


                //树
                WorkflowInstance temp;

                temp = WFEM.GetInstance(this.listBox3.SelectedItem.ToString());
                if (temp == null)
                {
                    return;
                }

                this.treeView1.Nodes[0].Text = this.listBox3.SelectedItem.ToString();
                listnode(temp.GetWorkflowDefinition(), this.treeView1.Nodes[0]);
                this.treeView1.ExpandAll();

                //类视图
                try
                {
                    wxdWFSequentialView1.ShowWorkflow((SequentialWorkflowActivity)temp.GetWorkflowDefinition());
                }
                catch
                {
                }
                //xoml字串
                this.txtxomlview.Text = WFEM.GetWorkflowInstanceXomlString(temp.InstanceId.ToString());
            }
        }

        //例结点算法
        public void listnode(object obj, TreeNode v)
        {




            if (obj is System.Workflow.ComponentModel.CompositeActivity)
            {

                System.Workflow.ComponentModel.CompositeActivity wxd;
                wxd = (System.Workflow.ComponentModel.CompositeActivity)obj;
                string s;
                s = string.Format("{1}[{2}]({0})", wxd.Description, wxd.QualifiedName, wxd.GetType().ToString());

                System.Windows.Forms.TreeNode n = new TreeNode();
                n.Text = s;
                v.Nodes.Add(n);


                foreach (object temp in wxd.Activities)
                {
                    listnode(temp, n);
                }
            }
            else
            {
                if (obj is System.Workflow.ComponentModel.Activity)
                {

                    System.Workflow.ComponentModel.Activity wxd;
                    wxd = (System.Workflow.ComponentModel.Activity)obj;
                    string s;
                    s = string.Format("{1}[{2}]({0})", wxd.Description, wxd.QualifiedName, wxd.GetType().ToString());
                    System.Windows.Forms.TreeNode n = new TreeNode();
                    n.Text = s;
                    v.Nodes.Add(n);

                }
            }
        }


        //刷新实例列表框
        private void btShowA_Click(object sender, EventArgs e)
        {
            this.listBox3.Items.Clear();
            foreach (string temp in WFEM.GetInstanceList())
            {
                this.listBox3.Items.Add(temp);
            }

        }


        //显示持久化列表
        private void btShowB_Click(object sender, EventArgs e)
        {
            this.dataGridView1.DataSource = sqlpersistence.GetAllWorkflows().Tables[0];

        }

        //计时器
        private void timer1_Tick(object sender, EventArgs e)
        {
            label5.Text = string.Format("实例计数:{0},已启动实例:{1},已完成实例:{2},活动实例:{3}", WFEM.NCreateInstance.ToString(), WFEM.NStarteInstance.ToString(), WFEM.NCompletedInstance.ToString(), WFEM.NActiveINstance.ToString());
        }


        //将持久化的实例ID号添加到控制器列表中
        private void btLoad_Click(object sender, EventArgs e)
        {
            if (dataGridView1.CurrentRow != null)
            {
                listBox3.Items.Add(dataGridView1.CurrentRow.Cells[0].Value);
            }
        }

#endregion


#region 加载模板
        //浏览XOML文件
        private void btBrowseXoml_Click(object sender, EventArgs e)
        {

            try
            {
                OpenFileDialog openFileDialog = new OpenFileDialog();
                openFileDialog.Filter = "xoml 文件 (*.xoml)|*.xoml|所有文件 (*.*)|*.*";
                openFileDialog.FilterIndex = 1;
                openFileDialog.RestoreDirectory = true;

                if (openFileDialog.ShowDialog() == DialogResult.OK)
                {
                    this.txtXomlfilepath.Text = openFileDialog.FileName;
                    System.Xml.XmlDataDocument doc = new XmlDataDocument();
                    doc.Load(this.txtXomlfilepath.Text);
                    this.txtXomlstring.Text = doc.OuterXml;
                }
            }
            catch
            {
                MessageBox.Show("文件错误");
            }
        }


        //浏览DLL文件
        private void btBrowseDll_Click(object sender, EventArgs e)
        {

            OpenFileDialog openFileDialog = new OpenFileDialog();
            openFileDialog.Filter = "DLL 文件 (*.dll)|*.dll|所有文件 (*.*)|*.*";
            openFileDialog.FilterIndex = 1;
            openFileDialog.RestoreDirectory = true;

            if (openFileDialog.ShowDialog() == DialogResult.OK)
            {
                System.Reflection.Assembly workflowAssembly;
                txtWorkflowClassFile.Text = openFileDialog.FileName;
                string classfile = txtWorkflowClassFile.Text; //盘符路径dll文件名

                workflowAssembly = System.Reflection.Assembly.LoadFrom(classfile);

                foreach (System.Type tp in workflowAssembly.GetTypes())
                {
                    if (tp.IsSubclassOf(typeof(System.Workflow.ComponentModel.Activity)))
                    {
                        this.listBox5.Items.Add(tp.FullName);
                    }
                }
            }
        }
        #endregion


   
        private void btNext_Click(object sender, EventArgs e)
        {

            object o = this.dataGrid5[this.dataGrid5.CurrentRowIndex, 0];
            if (o != null)
            {
                string gid = o.ToString();
      
                System.Data.DataSet ds = (System.Data.DataSet)this.dataGrid3.DataSource;
                   
                controlObject.NextStep(gid, "ok", ds, "");
                
                this.btNext.Enabled = false;
                    
                this.btGet.Enabled =true ;
                }

               
                           
            }


            


           


   

        private void btGet_Click(object sender, EventArgs e)
        {
            object o = this.dataGrid5[this.dataGrid5.CurrentRowIndex, 0];
            if (o != null)
            {
                string gid = o.ToString();
                this.dataGrid3.DataSource = controlObject.GetDataForm(gid);
                this.dataGrid3.DataMember = this.dataGrid5[this.dataGrid5.CurrentRowIndex, 2].ToString();
                this.dataGrid4.DataSource = controlObject.GetDataForm(gid);
                this.btNext.Enabled = true;
                this.btGet.Enabled = false;
            }

        }

        private void btGetTask_Click(object sender, EventArgs e)
        {
            this.dataGrid5.DataSource =controlObject.GetCurrentlyTaskList(this.txUsername.Text).Tables[0];
        }

        private void btCreateaTask_Click(object sender, EventArgs e)
        {
            controlObject.TempletName = txtXomlfilepath.Text;
            controlObject.CreateTask("");
        }

        private void btWCFStart_Click(object sender, EventArgs e)
        {
            controlObject.TempletName = txtXomlfilepath.Text;
            host = new ServiceHost(controlObject, new Uri(this.txWCFServerURL.Text));
            host.AddServiceEndpoint(typeof(wxwinter.wf.WCFCommunication.ItestControl), new BasicHttpBinding(), this.txWCFServerName.Text);
            host.Open();
            listBox6.Items.Add("服务已开启");
        }

        private void btWCFStop_Click(object sender, EventArgs e)
        {
            host.Close();
            listBox6.Items.Add("服务已关闭");
        }

 





 


 




    }
}

////

//            if (e.WorkflowDefinition is wxwinter.wf.TestWorkflow.helloworld)
//            {
//                int i = (int)e.OutputParameters["I"];
//                System.Console.WriteLine(i);
//            }