internal override object GetValue(GridViewRowInfo row, GridViewDataOperation operation)
{
object obj = base.GetValue(row, operation);
if (operation == GridViewDataOperation.Filtering && !Convert.IsDBNull(obj) && obj != null)
{
if (this.DataTypeConverter != null && this.DataTypeConverter.CanConvertTo((ITypeDescriptorContext)this, typeof(DateTime)))
{
obj = this.DataTypeConverter.ConvertTo((ITypeDescriptorContext)this, this.FormatInfo, obj, typeof(DateTime));
}
obj = (object)GridViewHelper.ClampDateTime(Convert.ToDateTime(obj), this.filteringMode);
}
return(obj);
}
protected virtual object FormatDescriptorValue(FilterDescriptor descriptor)
{
if (descriptor == null)
{
return((object)null);
}
object obj = descriptor.Value;
GridViewDateTimeColumn column = this.owner.Columns[descriptor.PropertyName] as GridViewDateTimeColumn;
if (column != null && obj != null)
{
obj = (object)GridViewHelper.ClampDateTime(Convert.ToDateTime(obj), column.FilteringMode);
}
return(obj);
}
internal override object this[GridViewColumn column]
{
get
{
FilterDescriptor filterDescriptor = this.GetFilterDescriptor(column as GridViewDataColumn);
if (filterDescriptor != null && filterDescriptor.Operator != FilterOperator.None && (filterDescriptor.Operator != FilterOperator.IsNull && filterDescriptor.Operator != FilterOperator.IsNotNull))
{
return(filterDescriptor.Value);
}
return((object)null);
}
set
{
bool isDetached = false;
GridViewDataColumn dataColumn = column as GridViewDataColumn;
FilterDescriptor filterDescriptor = this.GetFilterDescriptor(dataColumn, out isDetached);
if (filterDescriptor == null)
{
return;
}
FilterOperator filterOperator = filterDescriptor.Operator;
bool flag = !isDetached && (value == null || object.Equals(value, (object)string.Empty) || object.Equals(value, (object)char.MinValue));
this.SuspendUpdate();
if (flag)
{
if (!dataColumn.SetFilterDescriptor((FilterDescriptor)null))
{
this.ResumeUpdate();
return;
}
filterDescriptor = this.GetFilterDescriptor(dataColumn);
}
filterDescriptor.Operator = filterOperator;
GridViewDateTimeColumn viewDateTimeColumn = dataColumn as GridViewDateTimeColumn;
if (viewDateTimeColumn != null && value is DateTime)
{
value = (object)GridViewHelper.ClampDateTime(Convert.ToDateTime(value), viewDateTimeColumn.FilteringMode);
}
filterDescriptor.Value = value;
if (isDetached && value != null)
{
this.SetFilterDesriptor(dataColumn, filterDescriptor);
}
this.ResumeUpdate();
}
}
