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/**
* Namespace: com.mastergaurav.utils
* Class: GenerateDelegate
*
* Author: Gaurav Vaish
* Maintainer: gvaish@iitk.ac.in
* Contact: <my_scripts2001@yahoo.com>, <gvaish@iitk.ac.in>
* Implementation: yes
* Status: 100%
*
* (C) Gaurav Vaish (2001)
*/
using System;
using System.IO;
namespace com.mastergaurav.Utils
{
public class GenerateDelegate
{
public static string TargetDirectory = String.Empty;
public static string NamespaceName = String.Empty;
public static readonly string PROLOGUE = "/**\n * Namespace: ";
public static readonly string DETAILS = " *\n * Author: Gaurav Vaish\n" +
" * Maintainer: gvaish@iitk.ac.in\n" +
" * Contact: <my_scripts2001@yahoo.com>, <gvaish@iitk.ac.in>\n" +
" * Implementation: yes\n" +
" * Status: 100%\n" +
" *\n" +
" * (C) Gaurav Vaish (2002)\n" +
" */\n\n";
public static readonly string USING = "using System;\n" +
"using System.Web;\n" +
"using System.Web.UI;\n\n";
public static readonly string NAMESPACE = "namespace ";
public static string AskForNamespace()
{
string nm = String.Empty;
System.Console.Write("Enter the name of the namespace: ");
nm = System.Console.ReadLine();
return nm;
}
public static string AskForMore()
{
string del = String.Empty;
System.Console.Write("Enter the name of the delegate (end to stop): ");
del = System.Console.ReadLine();
if(del == String.Empty || del == "end")
return String.Empty;
return del;
}
public static void Generate(string delName)
{
string fileName = TargetDirectory + "\\" + delName + "EventHandler.cs";
System.Console.Write("File: ");//, fileName);
System.Console.Write(fileName);
System.Console.Write("\tGenerating");
StreamWriter writer;
try
{
Stream stream = new FileStream(fileName, FileMode.Truncate, FileAccess.Write);
writer = new StreamWriter(stream);
} catch(FileNotFoundException)
{
writer = File.CreateText(fileName);
}
if(writer == null)
{
System.Console.WriteLine("Null writer...\n");
return;
}
writer.Write(PROLOGUE);
writer.Write(NamespaceName + "\n");
writer.Write(DETAILS);
writer.Write(NAMESPACE);
writer.Write(NamespaceName + "\n");
writer.Write("{\n");
writer.Write("\tpublic delegate void ");
writer.Write(delName);
writer.Write("EventHandler(object sender, ");
writer.Write(delName);
writer.Write("EventArgs e);\n");
writer.Write("}");
writer.Flush();
writer.Close();
System.Console.WriteLine("\tGenerated\n");
}
public static string GetTargetDir()
{
System.Console.Write("Enter target directory: ");
return System.Console.ReadLine();
}
public static void Usage(bool wrong)
{
if(wrong)
{
System.Console.WriteLine("Wrong # arguments.");
}
System.Console.WriteLine("Usage: GenerateDelegate [target-dir] [namespace] [delegate1 [delegate2 [...]]]");
}
public static bool IsHelp(string arg)
{
return (arg == "-h" || arg == "--help");
}
public static bool IsDirectory(string dirName)
{
FileAttributes attrs;
try
{
attrs = File.GetAttributes(dirName);
if( (attrs & FileAttributes.Directory) != FileAttributes.Directory)
{
Usage(true);
return false;
}
}catch(Exception e)
{
System.Console.WriteLine("Exception: {0}", e.ToString());
return false;
}
return true;
}
public static void Main(string[] args)
{
if(args.Length == 1 && IsHelp(args[0]))
{
Usage(false);
return;
}
if(args.Length == 0)
{
TargetDirectory = GetTargetDir();
while(TargetDirectory.EndsWith("\\"))
{
TargetDirectory = TargetDirectory.Substring(0, TargetDirectory.Length - 1);
}
} else
{
while(args[0].EndsWith("\\"))
{
args[0] = args[0].Substring(0, args[0].Length - 1);
}
TargetDirectory = args[0];
}
if(!IsDirectory(TargetDirectory))
return;
if(args.Length > 1)
{
NamespaceName = args[1];
} else
{
NamespaceName = AskForNamespace();
}
if(args.Length > 2)
{
int i=0;
foreach(string currArg in args)
{
if(i != 0)
{
Generate(currArg);
}
i++;
}
}
string delegateName = String.Empty;
while((delegateName = AskForMore()) != String.Empty)
{
Generate(delegateName);
}
}
}
}
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