C#

Martin# wrote:

If he is only searching for one special TextBox instance which is somehow marked (over the Tag property for example), then there is no need for holding all the references, I guess.

for(int i=0;i < this.Controls.Count; i++)
{ 
    if(this.Controls[i].GetType() == typeof(System.Windows.Forms.TextBox))
    {
      MessageBox.Show("textbox");
    }
}

this.Controls[i].GetType() == typeof(System.Windows.Forms.TextBox)

static bool abort;
static void Main(string[] args)
{
    while (!abort)
    {
        DoStuff();
    }
}

N a v a n e e t h wrote:

I succeeded in creating collectionclass

public class YourItemsCollection : CollectionBase, IDisposable
{
 //...
}

public class YourItemsCollectionConverter: ExpandableObjectConverter
{
 //...
}

public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)

public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] filter)

[TypeConverter(typeof(YourItemsCollectionConverter))]