protected override object GetFormattedValue(object value, int rowIndex, ref DataGridViewCellStyle cellStyle, System.ComponentModel.TypeConverter valueTypeConverter, System.ComponentModel.TypeConverter formattedValueTypeConverter, DataGridViewDataErrorContexts context)
{
if (value == null)
{
value = String.Empty;
return(base.GetFormattedValue(value, rowIndex, ref cellStyle, valueTypeConverter, formattedValueTypeConverter, context));
}
DataGridViewDateTimeColumn col = (DataGridViewDateTimeColumn)OwningColumn;
if (col.Format == DateTimePickerFormat.Custom)
{
value = ((DateTime)value).ToString(col.CustomFormat);
}
else if (col.Format == DateTimePickerFormat.Long)
{
value = ((DateTime)value).ToLongDateString();
}
else if (col.Format == DateTimePickerFormat.Short)
{
value = ((DateTime)value).ToShortDateString();
}
else
{
value = ((DateTime)value).ToLongTimeString();
}
return(base.GetFormattedValue(value, rowIndex, ref cellStyle, valueTypeConverter, formattedValueTypeConverter, context));
}
/// <summary>
/// Implements the auto complete mode
/// </summary>
/// <param name="e"></param>
private void DataGridViewExtension_EditingControlShowing(DataGridViewEditingControlShowingEventArgs e)
{
if (Columns[CurrentCell.ColumnIndex].GetType() == typeof(DataGridViewAutoCompleteTextboxColumn))
{
DataGridViewAutoCompleteTextboxColumn col = (DataGridViewAutoCompleteTextboxColumn)Columns[CurrentCell.ColumnIndex];
TextBox t = e.Control as TextBox;
t.AutoCompleteCustomSource = col.AutoCompleteCollection;
t.AutoCompleteMode = col.AutoCompleteMode;
t.AutoCompleteSource = col.AutoCompleteSource;
}
else if (Columns[CurrentCell.ColumnIndex].GetType() == typeof(DataGridViewDateTimeColumn))
{
DataGridViewDateTimeColumn col = (DataGridViewDateTimeColumn)Columns[CurrentCell.ColumnIndex];
DateTimePicker t = e.Control as DateTimePicker;
t.Format = col.Format;
if (col.Format == DateTimePickerFormat.Custom)
{
t.CustomFormat = col.CustomFormat;
}
t.ShowUpDown = col.ShowUpDown;
}
}