/// <summary>
/// 设置DataGrid当前页码给DataGrid控件
/// </summary>
/// <param name="pageIndex"></param>
/// <remarks>
/// 设置DataGrid当前页码给DataGrid控件
/// </remarks>
private void SetDataGridPageIndexToControl(int pageIndex)
{
if (this._Control != null)
{
System.Type type = this._Control.GetType();
IPagerBoundControlType pagerControlType = new PagerBoundControlType();
PagerBoundControlStatus pbControlStatus = new PagerBoundControlStatus();
pbControlStatus = pagerControlType.GetPagerBoundControl(type);
MethodInfo mi = type.GetMethod("OnPageIndexChanged", BindingFlags.Instance | BindingFlags.NonPublic);
IPageEventArgs eventArgs = new PageEventArgs();
mi.Invoke(this._Control, new object[] { eventArgs.GetPageEventArgs(pbControlStatus.DataListControlType, "EventPageIndexChanged", (object)this._Control, pageIndex) });
PropertyInfo pi = type.GetProperty("CurrentPageIndex");
if (pi != null)
{
if (pi.CanWrite)
{
pi.SetValue(this._Control, pageIndex, null);
}
}
}
}
/// <summary>
/// 获取当前绑定的控件的状态对象
/// </summary>
/// <param name="controlType">控件类型</param>
/// <returns>返回控件属性对象</returns>
/// <remarks>
/// 获取当前绑定的控件的状态对象
/// </remarks>
public PagerBoundControlStatus GetPagerBoundControl(Type controlType)
{
PagerBoundControlStatus pbControl = new PagerBoundControlStatus();
pbControl.DataListControlType = this.GetBoundControlMode(controlType);
pbControl.IsPagedControl = this.GetIsPagedControl(pbControl.DataListControlType);
pbControl.IsDataSourceControl = this.GetIsDataSourceControl(pbControl.DataListControlType);
return(pbControl);
}
/// <summary>
/// 获取当前绑定的控件的状态对象
/// </summary>
/// <param name="controlType">控件类型</param>
/// <returns>返回控件属性对象</returns>
/// <remarks>
/// 获取当前绑定的控件的状态对象
/// </remarks>
public PagerBoundControlStatus GetPagerBoundControl(Type controlType)
{
PagerBoundControlStatus pbControl = new PagerBoundControlStatus();
pbControl.DataListControlType = this.GetBoundControlMode(controlType);
pbControl.IsPagedControl = this.GetIsPagedControl(pbControl.DataListControlType );
pbControl.IsDataSourceControl = this.GetIsDataSourceControl(pbControl.DataListControlType);
return pbControl;
}
/// <summary>
/// 设置当前页码给控件
/// </summary>
/// <param name="pageIndex"></param>
/// <remarks>
/// 设置当前页码给控件
/// </remarks>
private void SetPageIndexToControl(int pageIndex)
{
if (this._BoundControl != null)
{
System.Type type = this._BoundControl.GetType();
IPagerBoundControlType pagerControlType = new PagerBoundControlType();
PagerBoundControlStatus pbControlStatus = pagerControlType.GetPagerBoundControl(type);
MethodInfo mi = type.GetMethod("OnPageIndexChanging", BindingFlags.Instance | BindingFlags.NonPublic);
IPageEventArgs eventArgs = new PageEventArgs();
mi.Invoke(this._BoundControl, new object[] { eventArgs.GetPageEventArgs(pbControlStatus.DataListControlType, "EventPageIndexChanging", null, pageIndex) });
PropertyInfo pi = type.GetProperty("PageIndex");
if (pi != null)
{
if (pi.CanWrite)
{
pi.SetValue(this._BoundControl, pageIndex, null);
MethodInfo miChanged = type.GetMethod("OnPageIndexChanged", BindingFlags.Instance | BindingFlags.NonPublic);
if (miChanged != null)
{
miChanged.Invoke(this._BoundControl, new object[] { new EventArgs() });
}
}
}
}
//单独处理DataGrid
if (this._Control != null)
{
System.Type type = this._Control.GetType();
IPagerBoundControlType pagerControlType = new PagerBoundControlType();
PagerBoundControlStatus pbControlStatus = pagerControlType.GetPagerBoundControl(type);
if (pbControlStatus.DataListControlType == DataListControlType.DataGrid)
{
if (PagerSettings.Mode == DeluxePagerMode.Numeric && pageIndex == PageCount)
{
pageIndex = pageIndex - 1;
}
this.SetDataGridPageIndexToControl(pageIndex);
}
}
}
/// <summary>
/// 绑定数据控件
/// </summary>
/// <remarks>
/// 绑定数据控件
/// </remarks>
private void BindDataControl()
{
BaseDataBoundControl boundControl = (BaseDataBoundControl)this.Page.FindControlByID(this.DataBoundControlID, true);
if (boundControl != null)
{
System.Type type = boundControl.GetType();
IPagerBoundControlType pagerControlType = new PagerBoundControlType();
PagerBoundControlStatus pbControlStatus = pagerControlType.GetPagerBoundControl(type);
if (pbControlStatus.DataListControlType != DataListControlType.DataGrid)
{
boundControl.DataBound += new EventHandler(BoundControl_DataBound);
this._BoundControl = boundControl;
}
}
}
/// <summary>
/// 初始化控件
/// </summary>
/// <param name="e"></param>
/// <remarks>
/// 初始化控件
/// </remarks>
protected override void OnInit(EventArgs e)
{
if (!this.DesignMode)
{
this._Control = (Control)this.Page.FindControlByID(this.DataBoundControlID, true);
if (this._Control != null)
{
//设置绑定对应控件的分页属性
IPageEventArgs ipea = new PageEventArgs();
IPagerBoundControlType pagerControlType = new PagerBoundControlType();
PagerBoundControlStatus pbControlStatus = pagerControlType.GetPagerBoundControl(this._Control.GetType());
ipea.SetBoundControlPagerSetting(this._Control, pbControlStatus.DataListControlType, this.PageSize);
if (pbControlStatus.IsPagedControl && this.IsPagedControl && DataBoundControlID != string.Empty)
{
//DataGrid与其它具有翻页功能控件的机制不同，由于继承的基类不同，因此这里排除DataGrid类型
if (pbControlStatus.DataListControlType != DataListControlType.DataGrid)
{
this.BindDataControl();
}
else
{
this.DataGridDataSource();
}
}
}
if (this.Page != null)
{
this.Page.PreRenderComplete += new EventHandler(Page_PreRenderComplete);
}
base.OnInit(e);
}
}
/// <summary>
/// 设置DataGrid当前页码给DataGrid控件
/// </summary>
/// <param name="pageIndex"></param>
/// <remarks>
/// 设置DataGrid当前页码给DataGrid控件
/// </remarks>
private void SetDataGridPageIndexToControl(int pageIndex)
{
if (this._Control != null)
{
System.Type type = this._Control.GetType();
IPagerBoundControlType pagerControlType = new PagerBoundControlType();
PagerBoundControlStatus pbControlStatus = new PagerBoundControlStatus();
pbControlStatus = pagerControlType.GetPagerBoundControl(type);
MethodInfo mi = type.GetMethod("OnPageIndexChanged", BindingFlags.Instance | BindingFlags.NonPublic);
IPageEventArgs eventArgs = new PageEventArgs();
mi.Invoke(this._Control, new object[] { eventArgs.GetPageEventArgs(pbControlStatus.DataListControlType, "EventPageIndexChanged", (object)this._Control, pageIndex) });
PropertyInfo pi = type.GetProperty("CurrentPageIndex");
if (pi != null)
if (pi.CanWrite)
pi.SetValue(this._Control, pageIndex, null);
}
}