internal void FromShortStates(object[] shortStates)
{
GridColumnCollection columns = _grid.AllColumns;
States = new object[columns.Count];
int shortStateIndex = 0;
for (int i = 0, count = columns.Count; i < count; i++)
{
GridColumn column = columns[i];
if (column.PersistState)
{
object state = shortStates[shortStateIndex++];
//Values[i] = column.GetColumnValue(this);
if (state is JValue)
{
States[i] = (state as JValue).Value;
}
else
{
States[i] = state;
}
}
}
}
//private object[] _extraValues = null;
///// <summary>
///// 附加要保存的值（比如CheckBoxField需要保存是否选中的状态）
///// </summary>
//internal object[] ExtraValues
//{
// get
// {
// return _extraValues;
// }
// set
// {
// _extraValues = value;
// }
//}
#endregion
#region ToShortStates/FromShortStates
internal object[] ToShortStates()
{
List <object> shortStates = new List <object>();
GridColumnCollection columns = _grid.AllColumns;
for (int i = 0, count = columns.Count; i < count; i++)
{
if (columns[i].PersistState)
{
shortStates.Add(States[i]);
}
}
return(shortStates.ToArray());
}
/// <summary>
/// 绑定行的值
/// </summary>
internal void DataBindRow()
{
GridColumnCollection columns = _grid.AllColumns;
//int columnsCount = columns.Count;
//// 如果Grid启用RowExpander，需要附加额外的数据
//if (!String.IsNullOrEmpty(Grid.RowExpander.DataFormatString))
//{
// columnsCount += Grid.RowExpander.DataFields.Length;
//}
// 计算每列的值
Values = new string[columns.Count];
//ExtraValues = new object[columns.Count];
States = new object[columns.Count];
int i = 0;
for (int count = columns.Count; i < count; i++)
{
GridColumn column = columns[i];
Values[i] = StrimColumnValue(column.GetColumnValue(this));
if (column.PersistState)
{
States[i] = column.GetColumnState(this);
}
}
//// 如果Grid启用RowExpander，需要附加额外的数据
//if (!String.IsNullOrEmpty(Grid.RowExpander.DataFormatString))
//{
// foreach (string field in Grid.RowExpander.DataFields)
// {
// Values[i++] = GetPropertyValue(field).ToString();
// }
//}
// 计算DataKeys的值
if (_grid.DataKeyNames != null)
{
string[] keyNames = _grid.DataKeyNames;
DataKeys = new object[keyNames.Length];
for (int j = 0, count = keyNames.Length; j < count; j++)
{
DataKeys[j] = GetPropertyValue(keyNames[j]);
}
}
}
public void InitTemplateContainers()
{
GridColumnCollection columns = _grid.AllColumns;
TemplateContainers = new GridRowControl[columns.Count];
for (int i = 0, count = columns.Count; i < count; i++)
{
GridColumn column = columns[i];
if (column is TemplateField)
{
TemplateField field = column as TemplateField;
GridRowControl control = new GridRowControl(DataItem, RowIndex);
//control.ID = String.Format("{0}_{1}_{2}", Grid.ID, RowIndex, column.ColumnIndex);
control.ID = String.Format("c{0}r{1}", column.ColumnIndex, RowIndex);
field.ItemTemplate.InstantiateIn(control);
Controls.Add(control);
TemplateContainers[column.ColumnIndex] = control;
}
}
}