Integrating Help into Visual Studio .NET

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.IO;
using Microsoft.Win32;

namespace VS.NET_Help_Integrator
{
	/// <summary>
	/// Summary description for Form1.
	/// </summary>
	public class MainForm : System.Windows.Forms.Form
	{
		private System.Windows.Forms.FolderBrowserDialog fbdProjectDir;
		private System.Windows.Forms.TextBox tbProjectDir;
		private System.Windows.Forms.Button bProjectDirBrowse;
		private System.Windows.Forms.Label lProjectDir;
		private System.Windows.Forms.Label lNamespaceName;
		private System.Windows.Forms.MenuItem miFile;
		private System.Windows.Forms.MenuItem miFileExit;
		private System.Windows.Forms.MenuItem miHelp;
		private System.Windows.Forms.MenuItem miHelpAbout;
		private System.Windows.Forms.MainMenu MainMenu;
		private System.Windows.Forms.TextBox tbNamespaceName;
		private System.Windows.Forms.Label lNamespaceDescription;
		private System.Windows.Forms.TextBox tbNamespaceDescription;
		private System.Windows.Forms.OpenFileDialog ofdHelpCollection;
		private System.Windows.Forms.Button bHelpCollectionBrowse;
		private System.Windows.Forms.Label lHelpCollection;
		private System.Windows.Forms.TextBox tbHelpCollection;
		private System.Windows.Forms.Button bGenerate;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		private String H2RegPath;

		public MainForm()
		{
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();
		}

		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if (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.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(MainForm));
			this.tbProjectDir = new System.Windows.Forms.TextBox();
			this.fbdProjectDir = new System.Windows.Forms.FolderBrowserDialog();
			this.bProjectDirBrowse = new System.Windows.Forms.Button();
			this.lProjectDir = new System.Windows.Forms.Label();
			this.lNamespaceName = new System.Windows.Forms.Label();
			this.MainMenu = new System.Windows.Forms.MainMenu();
			this.miFile = new System.Windows.Forms.MenuItem();
			this.miFileExit = new System.Windows.Forms.MenuItem();
			this.miHelp = new System.Windows.Forms.MenuItem();
			this.miHelpAbout = new System.Windows.Forms.MenuItem();
			this.tbNamespaceName = new System.Windows.Forms.TextBox();
			this.lNamespaceDescription = new System.Windows.Forms.Label();
			this.tbNamespaceDescription = new System.Windows.Forms.TextBox();
			this.ofdHelpCollection = new System.Windows.Forms.OpenFileDialog();
			this.bHelpCollectionBrowse = new System.Windows.Forms.Button();
			this.lHelpCollection = new System.Windows.Forms.Label();
			this.tbHelpCollection = new System.Windows.Forms.TextBox();
			this.bGenerate = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// tbProjectDir
			// 
			this.tbProjectDir.Location = new System.Drawing.Point(136, 24);
			this.tbProjectDir.Name = "tbProjectDir";
			this.tbProjectDir.Size = new System.Drawing.Size(168, 20);
			this.tbProjectDir.TabIndex = 0;
			this.tbProjectDir.Text = "";
			this.tbProjectDir.TextChanged += new System.EventHandler(this.UpdateGenerateButton);
			// 
			// bProjectDirBrowse
			// 
			this.bProjectDirBrowse.Location = new System.Drawing.Point(304, 24);
			this.bProjectDirBrowse.Name = "bProjectDirBrowse";
			this.bProjectDirBrowse.Size = new System.Drawing.Size(56, 20);
			this.bProjectDirBrowse.TabIndex = 5;
			this.bProjectDirBrowse.Text = "&Browse";
			this.bProjectDirBrowse.Click += new System.EventHandler(this.bProjectDirBrowse_Click);
			// 
			// lProjectDir
			// 
			this.lProjectDir.Location = new System.Drawing.Point(8, 24);
			this.lProjectDir.Name = "lProjectDir";
			this.lProjectDir.Size = new System.Drawing.Size(128, 16);
			this.lProjectDir.TabIndex = 7;
			this.lProjectDir.Text = "Project Directory";
			// 
			// lNamespaceName
			// 
			this.lNamespaceName.Location = new System.Drawing.Point(8, 48);
			this.lNamespaceName.Name = "lNamespaceName";
			this.lNamespaceName.Size = new System.Drawing.Size(128, 16);
			this.lNamespaceName.TabIndex = 8;
			this.lNamespaceName.Text = "Namespace Name";
			// 
			// MainMenu
			// 
			this.MainMenu.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
																					 this.miFile,
																					 this.miHelp});
			// 
			// miFile
			// 
			this.miFile.Index = 0;
			this.miFile.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
																				   this.miFileExit});
			this.miFile.Text = "&File";
			// 
			// miFileExit
			// 
			this.miFileExit.Index = 0;
			this.miFileExit.Text = "E&xit";
			this.miFileExit.Click += new System.EventHandler(this.miFileExit_Click);
			// 
			// miHelp
			// 
			this.miHelp.Index = 1;
			this.miHelp.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
																				   this.miHelpAbout});
			this.miHelp.Text = "&Help";
			// 
			// miHelpAbout
			// 
			this.miHelpAbout.Index = 0;
			this.miHelpAbout.Text = "&About...";
			this.miHelpAbout.Click += new System.EventHandler(this.miHelpAbout_Click);
			// 
			// tbNamespaceName
			// 
			this.tbNamespaceName.Location = new System.Drawing.Point(136, 48);
			this.tbNamespaceName.Name = "tbNamespaceName";
			this.tbNamespaceName.Size = new System.Drawing.Size(168, 20);
			this.tbNamespaceName.TabIndex = 1;
			this.tbNamespaceName.Text = "";
			this.tbNamespaceName.TextChanged += new System.EventHandler(this.UpdateGenerateButton);
			// 
			// lNamespaceDescription
			// 
			this.lNamespaceDescription.Location = new System.Drawing.Point(8, 72);
			this.lNamespaceDescription.Name = "lNamespaceDescription";
			this.lNamespaceDescription.Size = new System.Drawing.Size(128, 16);
			this.lNamespaceDescription.TabIndex = 9;
			this.lNamespaceDescription.Text = "Namespace Description";
			// 
			// tbNamespaceDescription
			// 
			this.tbNamespaceDescription.Location = new System.Drawing.Point(136, 72);
			this.tbNamespaceDescription.Name = "tbNamespaceDescription";
			this.tbNamespaceDescription.Size = new System.Drawing.Size(168, 20);
			this.tbNamespaceDescription.TabIndex = 2;
			this.tbNamespaceDescription.Text = "";
			this.tbNamespaceDescription.TextChanged += new System.EventHandler(this.UpdateGenerateButton);
			// 
			// ofdHelpCollection
			// 
			this.ofdHelpCollection.DefaultExt = "HxC";
			this.ofdHelpCollection.Filter = "HTML Help 2 Files|*.HxC";
			// 
			// bHelpCollectionBrowse
			// 
			this.bHelpCollectionBrowse.Location = new System.Drawing.Point(304, 96);
			this.bHelpCollectionBrowse.Name = "bHelpCollectionBrowse";
			this.bHelpCollectionBrowse.Size = new System.Drawing.Size(56, 20);
			this.bHelpCollectionBrowse.TabIndex = 6;
			this.bHelpCollectionBrowse.Text = "B&rowse";
			this.bHelpCollectionBrowse.Click += new System.EventHandler(this.bHelpCollectionBrowse_Click);
			// 
			// lHelpCollection
			// 
			this.lHelpCollection.Location = new System.Drawing.Point(8, 96);
			this.lHelpCollection.Name = "lHelpCollection";
			this.lHelpCollection.Size = new System.Drawing.Size(128, 16);
			this.lHelpCollection.TabIndex = 10;
			this.lHelpCollection.Text = "Help Collection";
			// 
			// tbHelpCollection
			// 
			this.tbHelpCollection.Location = new System.Drawing.Point(136, 96);
			this.tbHelpCollection.Name = "tbHelpCollection";
			this.tbHelpCollection.Size = new System.Drawing.Size(168, 20);
			this.tbHelpCollection.TabIndex = 3;
			this.tbHelpCollection.Text = "";
			this.tbHelpCollection.TextChanged += new System.EventHandler(this.UpdateGenerateButton);
			// 
			// bGenerate
			// 
			this.bGenerate.Enabled = false;
			this.bGenerate.Location = new System.Drawing.Point(288, 136);
			this.bGenerate.Name = "bGenerate";
			this.bGenerate.Size = new System.Drawing.Size(72, 24);
			this.bGenerate.TabIndex = 4;
			this.bGenerate.Text = "&Generate";
			this.bGenerate.Click += new System.EventHandler(this.bGenerate_Click);
			// 
			// MainForm
			// 
			this.AcceptButton = this.bGenerate;
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(370, 171);
			this.Controls.Add(this.bGenerate);
			this.Controls.Add(this.tbHelpCollection);
			this.Controls.Add(this.lHelpCollection);
			this.Controls.Add(this.bHelpCollectionBrowse);
			this.Controls.Add(this.tbNamespaceDescription);
			this.Controls.Add(this.lNamespaceDescription);
			this.Controls.Add(this.tbNamespaceName);
			this.Controls.Add(this.lNamespaceName);
			this.Controls.Add(this.lProjectDir);
			this.Controls.Add(this.bProjectDirBrowse);
			this.Controls.Add(this.tbProjectDir);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.MaximizeBox = false;
			this.Menu = this.MainMenu;
			this.MinimizeBox = false;
			this.Name = "MainForm";
			this.RightToLeft = System.Windows.Forms.RightToLeft.No;
			this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Show;
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			this.Text = "VS.NET Help Integrator";
			this.Closing += new System.ComponentModel.CancelEventHandler(this.MainForm_Closing);
			this.Load += new System.EventHandler(this.MainForm_Load);
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new MainForm());
		}

		private void bProjectDirBrowse_Click(object sender, System.EventArgs e)
		{
			fbdProjectDir.SelectedPath = tbProjectDir.Text;
			if(fbdProjectDir.ShowDialog() == DialogResult.OK)
				tbProjectDir.Text = fbdProjectDir.SelectedPath;
		}

		private void miHelpAbout_Click(object sender, System.EventArgs e)
		{
			using(AboutForm af = new AboutForm())
			{
				af.ShowDialog();
			}
		}

		private void bHelpCollectionBrowse_Click(object sender, System.EventArgs e)
		{
			if(ofdHelpCollection.ShowDialog() == DialogResult.OK)
				tbHelpCollection.Text = Path.GetFileName(ofdHelpCollection.FileName);
		}

		private void miFileExit_Click(object sender, System.EventArgs e)
		{
			Close();
			Application.Exit();
		}

		private void UpdateGenerateButton(object sender, System.EventArgs e)
		{
			bGenerate.Enabled =
				tbProjectDir.Text.Length > 0 &&
				tbNamespaceName.Text.Length > 0 &&
				tbNamespaceDescription.Text.Length > 0 &&
				tbHelpCollection.Text.Length > 0;
		}

		private void bGenerate_Click(object sender, System.EventArgs e)
		{
			if(!Directory.Exists(Path.Combine(tbProjectDir.Text,"Help")))
				Directory.CreateDirectory(Path.Combine(tbProjectDir.Text,"Help"));
			try
			{
				using(StreamWriter sw = new StreamWriter(Path.Combine(tbProjectDir.Text,"Help\\H2Reg.ini"))) 
				{
					sw.WriteLine("; Register (-r switch)");
					sw.WriteLine("[Reg_Namespace]");
					sw.WriteLine(tbNamespaceName.Text + "|" + tbHelpCollection.Text + "|" + tbNamespaceDescription.Text);
					sw.WriteLine();
					sw.WriteLine("[Reg_Title]");
					sw.WriteLine(tbNamespaceName.Text + "|" + tbNamespaceName.Text + "|" +
						"1033|" + tbHelpCollection.Text + "|||||||");
					sw.WriteLine();
					sw.WriteLine("; Unregister (-u switch)");
					sw.WriteLine("[UnReg_Namespace]");
					sw.WriteLine(tbNamespaceName.Text);
					sw.WriteLine();
					sw.WriteLine("[UnReg_Title]");
					sw.WriteLine(tbNamespaceName.Text + "|" + tbNamespaceName.Text + "|1033");
				}

				using(StreamWriter sw = new StreamWriter(Path.Combine(tbProjectDir.Text,"Help\\Register.bat"))) 
				{
					sw.WriteLine("@echo off");
					sw.WriteLine("REM Registers " + tbNamespaceName.Text + " in HTML 2 Help");
					sw.WriteLine("copy ..\\doc\\*.hxS");
					sw.WriteLine("copy ..\\doc\\*.hxC");
					sw.WriteLine("\"" + Path.Combine(H2RegPath,"H2Reg.exe") + "\" -r cmdfile=\"" + Path.Combine(tbProjectDir.Text,"Help\\H2Reg.ini") + "\"");
				}

				using(StreamWriter sw = new StreamWriter(Path.Combine(tbProjectDir.Text,"Help\\Unregister.bat"))) 
				{
					sw.WriteLine("@echo off");
					sw.WriteLine("REM Unregisters " + tbNamespaceName.Text + " in HTML 2 Help");
					sw.WriteLine("\"" + Path.Combine(H2RegPath,"H2Reg.exe") + "\" -u cmdfile=\"" + Path.Combine(tbProjectDir.Text,"Help\\H2Reg.ini") + "\"");
				}
			}
			catch(Exception)
			{
				return;
			}

			MessageBox.Show(this,"The files have been created successfully.");
		}

		private void MainForm_Load(object sender, System.EventArgs e)
		{
			RegistryKey rk = Registry.LocalMachine;
			RegistryKey h2reg = rk.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\H2Refxx_is1");
			if(h2reg == null)
			{
				MessageBox.Show(this,"H2Reg is not installed. Please install it before running this program.");
				Application.Exit();
			}
			H2RegPath = (String)h2reg.GetValue("Inno Setup: App Path");

			RegistryKey reg = Registry.CurrentUser.OpenSubKey("Software\\Tanis\\VS.NET Help Integrator",true);
			if(reg != null)
			{
				try
				{
					tbProjectDir.Text = (String)reg.GetValue("Project Dir");
					tbNamespaceName.Text = (String)reg.GetValue("Namespace Name");
					tbNamespaceDescription.Text = (String)reg.GetValue("Namespace Description");
					tbHelpCollection.Text = (String)reg.GetValue("Help Collection");
				}
				finally
				{
					reg.Close();
				}
			}
		}

		private void MainForm_Closing(object sender, System.ComponentModel.CancelEventArgs e)
		{
			RegistryKey reg = Registry.CurrentUser.CreateSubKey("Software\\Tanis\\VS.NET Help Integrator");
			try
			{
				reg.SetValue("Project Dir",tbProjectDir.Text);
				reg.SetValue("Namespace Name",tbNamespaceName.Text);
				reg.SetValue("Namespace Description",tbNamespaceDescription.Text);
				reg.SetValue("Help Collection",tbHelpCollection.Text);
			}
			finally
			{
				reg.Close();
			}
		}
	}
}