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Implementing WS-SecureConversation in Microsoft IssueVision

, 27 Sep 2005
Adding secure communications to the Microsoft IssueVision sample application using WSE 2.0.
issuevisionwsesmartclient.zip
Database
IssueVision
Controls
Outlook
Images
statusbar
toolbar
types
Libraries
ThreadHelper Documentation
Panes
Patterns
Web References
localhost
IssueVisionWebWseCS
Libraries
App.ico
IssueVision.csproj.user
IssueVision.snk
IssueVisionServices.disco
IssueVisionServices.wsdl
Reference.map
AppUpdater.dll
ThreadHelper.dll
About BackgroundWorker.doc
Async Windows Forms Programming with BackgroundWorker.doc
IssueVision-about-banner.png
mosaic-light.png
Signin.png
all_staffers.png
all_types.png
computer.png
environmental.png
help_desk.png
network.png
none.png
printer.png
staff.png
technicians.png
technicians_group.png
telecom.png
new_task.png
synchronize.png
work_offline.png
StatusConnected.ico
StatusDisconnected.ico
StatusSynchronizing.ico
IssueVisionWebWseCS.csproj.webinfo
IVDataSet.xsx
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Windows.Forms;

namespace IssueVision
{
	// This user control appears in the right pane when the selected issue has a conflict
	// that must be resolved.
	public class ConflictPane : UserControl, IObserver
	{
		private GroupBox GroupBox1;
		private GroupBox GroupBox2;
		private Label Label1;
		private Label lblServer;
		private PaneCaption PaneCaption1;
		private Button btnKeepUser;
		private Label lblUser;
		private Button btnKeepServer;
		private IssueSubject m_subject;

		private IContainer components = null;

		public ISubject Subject
		{
			set
			{
				m_subject = (IssueSubject)value;
				m_subject.PositionChanged += new IssueSubject.PositionChangedEventHandler(this.m_subject_PositionChanged);
			}
		}

		public ConflictPane()
		{
			InitializeComponent();
		}

		protected override void Dispose(bool disposing)
		{
			if (disposing && components != null)
			{
				components.Dispose();
			}
			base.Dispose(disposing);
		}

		[DebuggerStepThroughAttribute()]
		private void InitializeComponent()
		{
			PaneCaption1 = new PaneCaption();
			Label1 = new Label();
			GroupBox1 = new GroupBox();
			lblServer = new Label();
			btnKeepServer = new Button();
			GroupBox2 = new GroupBox();
			lblUser = new Label();
			btnKeepUser = new Button();
			GroupBox1.SuspendLayout();
			GroupBox2.SuspendLayout();
			SuspendLayout();
			
			PaneCaption1.Caption = "Issue Conflict";
			PaneCaption1.Dock = DockStyle.Top;
			PaneCaption1.Font = new Font("Tahoma", 12.0F, FontStyle.Bold);
			PaneCaption1.Location = new Point(0, 0);
			PaneCaption1.Name = "PaneCaption1";
			PaneCaption1.Size = new Size(280, 31);
			PaneCaption1.TabIndex = 0;
			
			Label1.Location = new Point(16, 40);
			Label1.Name = "Label1";
			Label1.Size = new Size(248, 40);
			Label1.TabIndex = 1;
			Label1.Text = "The records on the server do not match yours. Please pick which version should be kept.";
			
			GroupBox1.Controls.Add(lblServer);
			GroupBox1.Controls.Add(btnKeepServer);
			GroupBox1.FlatStyle = FlatStyle.System;
			GroupBox1.Location = new Point(16, 88);
			GroupBox1.Name = "GroupBox1";
			GroupBox1.Size = new Size(248, 104);
			GroupBox1.TabIndex = 2;
			GroupBox1.TabStop = false;
			GroupBox1.Text = "Server record";
			
			lblServer.Location = new Point(16, 24);
			lblServer.Name = "lblServer";
			lblServer.Size = new Size(128, 72);
			lblServer.TabIndex = 0;
			
			btnKeepServer.BackColor = SystemColors.Control;
			btnKeepServer.FlatStyle = FlatStyle.System;
			btnKeepServer.ForeColor = SystemColors.ActiveCaption;
			btnKeepServer.Location = new Point(144, 24);
			btnKeepServer.Name = "btnKeepServer";
			btnKeepServer.Size = new Size(88, 23);
			btnKeepServer.TabIndex = 1;
			btnKeepServer.Text = "Keep this one";
			btnKeepServer.Click += new EventHandler(this.btnKeepServer_Click);
			
			GroupBox2.Controls.Add(lblUser);
			GroupBox2.Controls.Add(btnKeepUser);
			GroupBox2.FlatStyle = FlatStyle.System;
			GroupBox2.Location = new Point(16, 216);
			GroupBox2.Name = "GroupBox2";
			GroupBox2.Size = new Size(248, 104);
			GroupBox2.TabIndex = 2;
			GroupBox2.TabStop = false;
			GroupBox2.Text = "Your record";
			
			lblUser.Location = new Point(16, 24);
			lblUser.Name = "lblUser";
			lblUser.Size = new Size(128, 72);
			lblUser.TabIndex = 3;
			
			btnKeepUser.BackColor = SystemColors.Control;
			btnKeepUser.FlatStyle = FlatStyle.System;
			btnKeepUser.ForeColor = SystemColors.ActiveCaption;
			btnKeepUser.Location = new Point(144, 24);
			btnKeepUser.Name = "btnKeepUser";
			btnKeepUser.Size = new Size(88, 23);
			btnKeepUser.TabIndex = 2;
			btnKeepUser.Text = "Keep this one";
			btnKeepUser.Click += new EventHandler(this.btnKeepUser_Click);
			
			BackColor = Color.OldLace;
			Controls.Add(GroupBox1);
			Controls.Add(Label1);
			Controls.Add(PaneCaption1);
			Controls.Add(GroupBox2);
			Name = "ConflictPane";
			Size = new Size(280, 368);
			GroupBox1.ResumeLayout(false);
			GroupBox2.ResumeLayout(false);
			ResumeLayout(false);
		}

		// This event is raised when a different issue is selected.
		private void m_subject_PositionChanged(object sender, EventArgs e)
		{
			// test to see whether selected item is in conflict.  If not, return
			if (m_subject.ConflictItems != null && 
				m_subject.ConflictItems.Count > 0 && 
				m_subject.ConflictItems.ContainsKey(m_subject.CurrentItem["IssueID"]))
			{
				this.Show();
			}
			else
			{
				this.Hide();
				return;
			}
			
			// Populate conflict info into UI
			ConflictItem conflict = (ConflictItem)m_subject.ConflictItems[m_subject.CurrentItem["IssueID"]];
			
			lblServer.Text = "Assigned to: " + conflict.ServerVersion["DisplayName"] + "\r\nIssue is ";
			if ((bool)conflict.ServerVersion["IsOpen"])
				lblServer.Text += "open.";
			else
				lblServer.Text += "closed.";
				
			lblUser.Text = "Assigned to: " + conflict.ClientVersion["DisplayName"] + "\r\nIssue is ";
			if ((bool)conflict.ClientVersion["IsOpen"])
				lblUser.Text += "open.";
			else
				lblUser.Text += "closed.";
		}

		private void btnKeepServer_Click(object sender, EventArgs e)
		{
			ConflictItem conflict = (ConflictItem)m_subject.ConflictItems[m_subject.CurrentItem["IssueID"]];
			m_subject.ResolveConflict(conflict, false);
		}

		private void btnKeepUser_Click(object sender, EventArgs e)
		{
			ConflictItem conflict = (ConflictItem)m_subject.ConflictItems[m_subject.CurrentItem["IssueID"]];
			m_subject.ResolveConflict(conflict, true);
		}
	}
}
	

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About the Author

Weidong Shen
Software Developer (Senior)
United States United States
Weidong has been an information system professional since 1990. He has a Master's degree in Computer Science, and is currently a MCSD .NET

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Web03 | 2.8.140921.1 | Last Updated 27 Sep 2005
Article Copyright 2005 by Weidong Shen
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