/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <param name="formatInfo"></param>
/// <param name="gridElement"></param>
/// <returns></returns>
protected override string GetTextCore(object value, Xceed.Grid.CellTextFormatInfo formatInfo,
Xceed.Grid.GridElement gridElement)
{
if (((value == null) || (value == DBNull.Value)) || value.Equals(formatInfo.NullValue))
{
return(formatInfo.NullText);
}
IFormatProvider formatProvider = m_format; // formatInfo.FormatProvider;
string formatSpecifier = formatInfo.FormatSpecifier;
if (string.IsNullOrEmpty(formatSpecifier))
{
formatSpecifier = "C"; // "N"
}
if (formatProvider != null)
{
if (formatSpecifier.Length > 0)
{
return(string.Format(formatProvider, "{0:" + formatSpecifier + "}", new object[] { value }));
}
return(string.Format(formatProvider, "{0}", new object[] { value }));
}
if (formatSpecifier.Length > 0)
{
return(string.Format(System.Globalization.CultureInfo.CurrentCulture, "{0:" + formatSpecifier + "}",
new object[] { value }));
}
return(value.ToString());
}
/// <summary>
/// GetTextCore
/// </summary>
/// <param name="value"></param>
/// <param name="formatInfo"></param>
/// <param name="gridElement"></param>
/// <returns></returns>
protected override string GetTextCore(object value, Xceed.Grid.CellTextFormatInfo formatInfo,
Xceed.Grid.GridElement gridElement)
{
DateTime minValue;
DateTime time = this.GetDate(value, formatInfo, gridElement);
object nullValue = formatInfo.NullValue;
if (nullValue is DateTime)
{
minValue = (DateTime)nullValue;
}
else
{
minValue = DateTime.MinValue;
}
if (time == minValue)
{
return(formatInfo.NullText);
}
string formatSpecifier = formatInfo.FormatSpecifier;
if (string.IsNullOrEmpty(formatSpecifier))
{
formatSpecifier = "d";
}
return(time.ToString(formatSpecifier, m_format));
}
/// <summary>
/// GetNumber
/// </summary>
/// <param name="dataType"></param>
/// <param name="value"></param>
/// <param name="formatInfo"></param>
/// <param name="gridElement"></param>
/// <returns></returns>
protected override object GetNumber(Type dataType, object value, Xceed.Grid.CellTextFormatInfo formatInfo,
Xceed.Grid.GridElement gridElement)
{
object nullValue = formatInfo.NullValue;
if (((value != null) && (value != DBNull.Value)) &&
(!string.Empty.Equals(value) && !value.Equals(nullValue)))
{
return(Convert.ChangeType(value, dataType, m_format));
}
return(nullValue);
}
/// <summary>
/// GetDate
/// </summary>
/// <param name="value"></param>
/// <param name="formatInfo"></param>
/// <param name="gridElement"></param>
/// <returns></returns>
protected override DateTime GetDate(object value, Xceed.Grid.CellTextFormatInfo formatInfo,
Xceed.Grid.GridElement gridElement)
{
object nullValue = formatInfo.NullValue;
if (((value != null) && (value != DBNull.Value)) &&
(!string.Empty.Equals(value) && !value.Equals(nullValue)))
{
return(Convert.ToDateTime(value, m_format));
}
if (nullValue is DateTime)
{
return((DateTime)nullValue);
}
return(DateTime.MinValue);
}
