Michel,

As Martin pointed out, you have to code this.

>>To add properties, you do this in code inside of the class you want to add them to.
>>
>>

>>public int Width
>>{
>>   get { return width; }
>>   set
>>   {
>>      if (value > 0)
>>         width = value;
>>      else
>>         throw new ArgumentOutOfRangeException("Width must be 1 or higher");
>>   }
>>}
>>

>
>I've been trying to find how to do that with the Properties window on the right and no wonder why I didn't find it. So, am I understanding correclty that we cannot add a property such as we do in VFP by using the visual interface?