public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (context != null && context.Instance != null && provider != null)
{
FieldTable fdt = (FieldTable)context.Instance;
this.service = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
if (this.service != null)
{
using (FormColumnCollection form = new FormColumnCollection(fdt.Proxy.Database, (List <ColumnProperty>)value))
{
if (this.service.ShowDialog(form) == DialogResult.OK)
{
value = form.Collection;
}
}
}
}
return(value);
}
public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
{
if (value is string)
{
AbstractField field = null;
switch (EnumDescription.GetFieldType((string)value))
{
case FieldType.Text:
field = new FieldText((FieldProxy)context.Instance);
break;
case FieldType.Number:
field = new FieldDecimal((FieldProxy)context.Instance);
break;
case FieldType.Date:
field = new FieldDate((FieldProxy)context.Instance);
break;
case FieldType.Image:
field = new FieldImage((FieldProxy)context.Instance);
break;
case FieldType.Url:
field = new FieldUrl((FieldProxy)context.Instance);
break;
case FieldType.Select:
field = new FieldSelect((FieldProxy)context.Instance);
break;
case FieldType.Boolean:
field = new FieldBool((FieldProxy)context.Instance);
break;
case FieldType.Table:
field = new FieldTable((FieldProxy)context.Instance);
break;
case FieldType.Rating:
field = new FieldRaiting((FieldProxy)context.Instance);
break;
case FieldType.Reference:
field = new FieldReference((FieldProxy)context.Instance);
break;
case FieldType.List:
field = new FieldList((FieldProxy)context.Instance);
break;
case FieldType.Memo:
field = new FieldMemo((FieldProxy)context.Instance);
break;
}
return(field);
}
return(base.ConvertFrom(context, culture, value));
}