User-Defined Switch : TraceSwitch : Development C# Examples

    
//  copyright  2000  Eric  Gunnerson
using  System;
using  System.Diagnostics;

enum  SpecialSwitchLevel
{
        Mute  =  0,
        Terse  =  1,
        Verbose  =  2,
        Chatty  =  3
}

class  SpecialSwitch:  Switch
{
        public  SpecialSwitch(string  displayName,  string  description)  :
        base(displayName,  description)
        {
        }
        
        public  SpecialSwitchLevel  Level
        {
                get
                {
                        return((SpecialSwitchLevel)  base.SwitchSetting);
                }
                set
                {
                        base.SwitchSetting  =  (int)  value;
                }        
        }
        public  bool  Mute
        {
                get
                {
                        return(base.SwitchSetting  ==  0);
                }
        }
        
        public  bool  Terse
        {
                get
                {
                        return(base.SwitchSetting  >=  (int)  (SpecialSwitchLevel.Terse));
                }
        }
        public  bool  Verbose
        {
                get
                {
                        return(base.SwitchSetting  >=  (int)  SpecialSwitchLevel.Verbose);
                }
        }
        public  bool  Chatty
        {
                get
                {
                        return(base.SwitchSetting  >=(int)  SpecialSwitchLevel.Chatty);
                }
        }
        
        protected  new  int  SwitchSetting
        {
                get
                {
                        return((int)  base.SwitchSetting);
                }
                set
                {
                        if  (value  <  0)
                        value  =  0;
                        if  (value  >  4)
                        value  =  4;
                        
                        base.SwitchSetting  =  value;
                }
        }
}

class  MyClass
{
        public  MyClass(int  i)
        {
                this.i  =  i;
        }
        
        [Conditional("DEBUG")]
        public  void  VerifyState()
        {
                Console.WriteLine("VerifyState");
                Debug.WriteLineIf(debugOutput.Terse,  "VerifyState  Start");
                
                Debug.WriteLineIf(debugOutput.Chatty,  
                "Starting  field  verification");
                
                if  (debugOutput.Verbose)
                Debug.WriteLine("VerifyState  End");
        }
        
        static  SpecialSwitch        debugOutput  =  
        new  SpecialSwitch("MyClassDebugOutput",  "application");
        int  i  =  0;
}

class  Test
{
        public  static  void  Main()
        {
                //TraceSwitch  ts  =  new  TraceSwitch("MyClassDebugOutput",  "application");
                //Console.WriteLine("TraceSwitch:  {0}",  ts.Level);
                
                Debug.Listeners.Clear();
                Debug.Listeners.Add(new  TextWriterTraceListener(Console.Out));
                MyClass  c  =  new  MyClass(1);
                
                c.VerifyState();
        }
}