/// <summary>
/// 加载ClientState
/// </summary>
/// <param name="clientState">序列化后的clientState</param>
/// <remarks>加载ClientState</remarks>
protected override void LoadClientState(string clientState)
{
base.LoadClientState(clientState);
object[] foArray = JSONSerializerExecute.Deserialize <object[]>(clientState);
if (foArray != null && foArray.Length > 0)
{
//已选择列表的Items
if (foArray[0] != null && foArray.Length > 0)
{
this.selectedItems = (SelectItemCollection)JSONSerializerExecute.DeserializeObject(foArray[0], typeof(SelectItemCollection));
}
//待选择列表的Items
if (foArray[1] != null && foArray.Length > 1)
{
this.candidateItems = (SelectItemCollection)JSONSerializerExecute.DeserializeObject(foArray[1], typeof(SelectItemCollection));
}
//按钮的Items
if (foArray[2] != null && foArray.Length > 2)
{
this.buttonItems = (ButtonItemCollection)JSONSerializerExecute.DeserializeObject(foArray[2], typeof(ButtonItemCollection));
}
//deltaItems
if (foArray[3] != null && foArray.Length > 3)
{
this.deltaItems = (DeltaItemCollection)JSONSerializerExecute.DeserializeObject(foArray[3], typeof(DeltaItemCollection));
}
}
}
/// <summary>
/// 绑定数据源
/// </summary>
/// <param name="dataSource">数据源</param>
/// <remarks>如果给控件设置了数据源，此方法是将数据源的数据绑定到待选择列表数据集合</remarks>
protected override void PerformDataBinding(IEnumerable dataSource)
{
if (dataSource != null)
{
if (this.candidateItems == null)
{
//如果数据集合为null，则实例化
this.candidateItems = new SelectItemCollection();
}
//Field是否为空标记
bool flag = false;
string propName = this.DataSourseTextField;
string dataValueField = this.DataSourseValueField;
string dataSortField = this.DataSourseSortField;
ICollection iData = dataSource as ICollection;
if ((propName.Length != 0) || (dataValueField.Length != 0) || dataSortField.Length != 0)
{
flag = true;
}
//取出dataSourse
foreach (object objData in dataSource)
{
SelectItem item = new SelectItem();
if (flag)
{
if (propName.Length > 0)
{
item.SelectListBoxText = DataBinder.GetPropertyValue(objData, propName, null);
}
if (dataValueField.Length > 0)
{
item.SelectListBoxValue = DataBinder.GetPropertyValue(objData, dataValueField, null);
}
if (dataSortField.Length > 0)
{
item.SelectListBoxSortColumn = DataBinder.GetPropertyValue(objData, dataSortField, null);
}
}
else
{
item.SelectListBoxText = objData.ToString();
item.SelectListBoxValue = objData.ToString();
item.SelectListBoxSortColumn = objData.ToString();
}
this.candidateItems.Add(item);
}
}
}
/// <summary>
/// 加载ClientState
/// </summary>
/// <param name="clientState">序列化后的clientState</param>
/// <remarks>加载ClientState</remarks>
protected override void LoadClientState(string clientState)
{
base.LoadClientState(clientState);
object[] foArray = JSONSerializerExecute.Deserialize<object[]>(clientState);
if (foArray != null && foArray.Length > 0)
{
//已选择列表的Items
if (foArray[0] != null && foArray.Length > 0)
{
this.selectedItems = (SelectItemCollection)JSONSerializerExecute.DeserializeObject(foArray[0], typeof(SelectItemCollection));
}
//待选择列表的Items
if (foArray[1] != null && foArray.Length > 1)
{
this.candidateItems = (SelectItemCollection)JSONSerializerExecute.DeserializeObject(foArray[1], typeof(SelectItemCollection));
}
//按钮的Items
if (foArray[2] != null && foArray.Length > 2)
{
this.buttonItems = (ButtonItemCollection)JSONSerializerExecute.DeserializeObject(foArray[2], typeof(ButtonItemCollection));
}
//deltaItems
if (foArray[3] != null && foArray.Length > 3)
{
this.deltaItems = (DeltaItemCollection)JSONSerializerExecute.DeserializeObject(foArray[3], typeof(DeltaItemCollection));
}
}
}
/// <summary>
/// 绑定数据源
/// </summary>
/// <param name="dataSource">数据源</param>
/// <remarks>如果给控件设置了数据源，此方法是将数据源的数据绑定到待选择列表数据集合</remarks>
protected override void PerformDataBinding(IEnumerable dataSource)
{
if (dataSource != null)
{
if (this.candidateItems == null)
{
//如果数据集合为null，则实例化
this.candidateItems = new SelectItemCollection();
}
//Field是否为空标记
bool flag = false;
string propName = this.DataSourseTextField;
string dataValueField = this.DataSourseValueField;
string dataSortField = this.DataSourseSortField;
ICollection iData = dataSource as ICollection;
if ((propName.Length != 0) || (dataValueField.Length != 0) || dataSortField.Length != 0)
{
flag = true;
}
//取出dataSourse
foreach (object objData in dataSource)
{
SelectItem item = new SelectItem();
if (flag)
{
if (propName.Length > 0)
{
item.SelectListBoxText = DataBinder.GetPropertyValue(objData, propName, null);
}
if (dataValueField.Length > 0)
{
item.SelectListBoxValue = DataBinder.GetPropertyValue(objData, dataValueField, null);
}
if (dataSortField.Length > 0)
{
item.SelectListBoxSortColumn = DataBinder.GetPropertyValue(objData, dataSortField, null);
}
}
else
{
item.SelectListBoxText = objData.ToString();
item.SelectListBoxValue = objData.ToString();
item.SelectListBoxSortColumn = objData.ToString();
}
this.candidateItems.Add(item);
}
}
}