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Asynchronous Registry Notification Using Strongly-typed WMI Classes in .NET

, 14 Nov 2008
How to receive asynchronous events about Registry changes, using WMI.
RegistryMonitor_demo.zip
RegistryMonitor_demo
RegistryMonitor.dll
RegistryMonitorSampleApplication.exe
RegistryMonitor_src.zip
RegistryMonitor_src
RegistryMonitor
RegistryMonitor
bin
Debug
Release
Properties
WMI classes
RegistryMonitorSampleApplication
bin
Debug
Release
Properties
Settings.settings
namespace RegistryMonitorSampleApplication
{
    partial class MainForm
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code

        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            System.Windows.Forms.Label label3;
            System.Windows.Forms.Label label2;
            System.Windows.Forms.Label label1;
            this.btnStart = new System.Windows.Forms.Button();
            this.lsbDisplay = new System.Windows.Forms.ListBox();
            this.grpOptions = new System.Windows.Forms.GroupBox();
            this.chkTreeChange = new System.Windows.Forms.CheckBox();
            this.chkKeyChange = new System.Windows.Forms.CheckBox();
            this.txbValueName = new System.Windows.Forms.TextBox();
            this.chkValueChange = new System.Windows.Forms.CheckBox();
            this.txbKeyPath = new System.Windows.Forms.TextBox();
            this.cmbHive = new System.Windows.Forms.ComboBox();
            label3 = new System.Windows.Forms.Label();
            label2 = new System.Windows.Forms.Label();
            label1 = new System.Windows.Forms.Label();
            this.grpOptions.SuspendLayout();
            this.SuspendLayout();
            // 
            // label3
            // 
            label3.AutoSize = true;
            label3.Location = new System.Drawing.Point(371, 67);
            label3.Name = "label3";
            label3.Size = new System.Drawing.Size(208, 26);
            label3.TabIndex = 14;
            label3.Text = "ValueName: (Must be specified when\r\nsubscribing to RegistryValueChangeEvent)";
            // 
            // label2
            // 
            label2.AutoSize = true;
            label2.Location = new System.Drawing.Point(7, 67);
            label2.Name = "label2";
            label2.Size = new System.Drawing.Size(338, 26);
            label2.TabIndex = 12;
            label2.Text = "KeyPath: (One per line. If you subscirbe to RegistryValueChangeEvent\r\nonly the fi" +
                "rst one will be used. KeyPath must be escaped)";
            // 
            // label1
            // 
            label1.AutoSize = true;
            label1.Location = new System.Drawing.Point(7, 20);
            label1.Name = "label1";
            label1.Size = new System.Drawing.Size(32, 13);
            label1.TabIndex = 11;
            label1.Text = "Hive:";
            // 
            // btnStart
            // 
            this.btnStart.Location = new System.Drawing.Point(2, 195);
            this.btnStart.Name = "btnStart";
            this.btnStart.Size = new System.Drawing.Size(107, 23);
            this.btnStart.TabIndex = 10;
            this.btnStart.Text = "Start Monitoring";
            this.btnStart.UseVisualStyleBackColor = true;
            this.btnStart.Click += new System.EventHandler(this.btnStart_Click);
            // 
            // lsbDisplay
            // 
            this.lsbDisplay.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
                        | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.lsbDisplay.FormattingEnabled = true;
            this.lsbDisplay.Location = new System.Drawing.Point(0, 224);
            this.lsbDisplay.Name = "lsbDisplay";
            this.lsbDisplay.Size = new System.Drawing.Size(675, 212);
            this.lsbDisplay.TabIndex = 11;
            // 
            // grpOptions
            // 
            this.grpOptions.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.grpOptions.Controls.Add(this.chkTreeChange);
            this.grpOptions.Controls.Add(this.chkKeyChange);
            this.grpOptions.Controls.Add(this.txbValueName);
            this.grpOptions.Controls.Add(label3);
            this.grpOptions.Controls.Add(this.chkValueChange);
            this.grpOptions.Controls.Add(this.txbKeyPath);
            this.grpOptions.Controls.Add(label2);
            this.grpOptions.Controls.Add(label1);
            this.grpOptions.Controls.Add(this.cmbHive);
            this.grpOptions.Location = new System.Drawing.Point(2, 1);
            this.grpOptions.Name = "grpOptions";
            this.grpOptions.Size = new System.Drawing.Size(673, 188);
            this.grpOptions.TabIndex = 0;
            this.grpOptions.TabStop = false;
            this.grpOptions.Text = "Options";
            // 
            // chkTreeChange
            // 
            this.chkTreeChange.AutoSize = true;
            this.chkTreeChange.Location = new System.Drawing.Point(428, 13);
            this.chkTreeChange.Name = "chkTreeChange";
            this.chkTreeChange.Size = new System.Drawing.Size(213, 17);
            this.chkTreeChange.TabIndex = 20;
            this.chkTreeChange.Text = "Subscribe to RegistryTreeChangeEvent";
            this.chkTreeChange.UseVisualStyleBackColor = true;
            // 
            // chkKeyChange
            // 
            this.chkKeyChange.AutoSize = true;
            this.chkKeyChange.Location = new System.Drawing.Point(213, 14);
            this.chkKeyChange.Name = "chkKeyChange";
            this.chkKeyChange.Size = new System.Drawing.Size(209, 17);
            this.chkKeyChange.TabIndex = 19;
            this.chkKeyChange.Text = "Subscribe to RegistryKeyChangeEvent";
            this.chkKeyChange.UseVisualStyleBackColor = true;
            // 
            // txbValueName
            // 
            this.txbValueName.Location = new System.Drawing.Point(374, 96);
            this.txbValueName.Multiline = true;
            this.txbValueName.Name = "txbValueName";
            this.txbValueName.ScrollBars = System.Windows.Forms.ScrollBars.Both;
            this.txbValueName.Size = new System.Drawing.Size(287, 86);
            this.txbValueName.TabIndex = 15;
            // 
            // chkValueChange
            // 
            this.chkValueChange.AutoSize = true;
            this.chkValueChange.Location = new System.Drawing.Point(428, 35);
            this.chkValueChange.Name = "chkValueChange";
            this.chkValueChange.Size = new System.Drawing.Size(218, 17);
            this.chkValueChange.TabIndex = 21;
            this.chkValueChange.Text = "Subscribe to RegistryValueChangeEvent";
            this.chkValueChange.UseVisualStyleBackColor = true;
            // 
            // txbKeyPath
            // 
            this.txbKeyPath.Location = new System.Drawing.Point(10, 96);
            this.txbKeyPath.Multiline = true;
            this.txbKeyPath.Name = "txbKeyPath";
            this.txbKeyPath.ScrollBars = System.Windows.Forms.ScrollBars.Both;
            this.txbKeyPath.Size = new System.Drawing.Size(313, 86);
            this.txbKeyPath.TabIndex = 13;
            // 
            // cmbHive
            // 
            this.cmbHive.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
            this.cmbHive.FormattingEnabled = true;
            this.cmbHive.Items.AddRange(new object[] {
            "HKEY_LOCAL_MACHINE",
            "HKEY_USERS ",
            "HKEY_CURRENT_CONFIG"});
            this.cmbHive.Location = new System.Drawing.Point(10, 36);
            this.cmbHive.Name = "cmbHive";
            this.cmbHive.Size = new System.Drawing.Size(172, 21);
            this.cmbHive.TabIndex = 10;
            // 
            // MainForm
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(675, 440);
            this.Controls.Add(this.grpOptions);
            this.Controls.Add(this.lsbDisplay);
            this.Controls.Add(this.btnStart);
            this.Name = "MainForm";
            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
            this.Text = "Registry Monitor";
            this.Load += new System.EventHandler(this.MainForm_Load);
            this.grpOptions.ResumeLayout(false);
            this.grpOptions.PerformLayout();
            this.ResumeLayout(false);

        }

        #endregion

        private System.Windows.Forms.Button btnStart;
        private System.Windows.Forms.ListBox lsbDisplay;
        private System.Windows.Forms.GroupBox grpOptions;
        private System.Windows.Forms.TextBox txbValueName;
        private System.Windows.Forms.TextBox txbKeyPath;
        private System.Windows.Forms.ComboBox cmbHive;
        private System.Windows.Forms.CheckBox chkValueChange;
        private System.Windows.Forms.CheckBox chkTreeChange;
        private System.Windows.Forms.CheckBox chkKeyChange;

    }
}

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About the Author

Giorgi Dalakishvili
Software Developer
Georgia Georgia
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Web02 | 2.8.140921.1 | Last Updated 14 Nov 2008
Article Copyright 2008 by Giorgi Dalakishvili
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