ASP.net 2.0 自定义控件的开发之数据分页 第二章
以下为控件的主要部分 (UI 部分)
Protected Overrides Sub CreateChildControls()
Controls.Clear()
labPageInfo = New Label()
labPageInfoText_01 = New Label
labPageInfoText_01.Text = "每页"
txtPageSize = New TextBox
txtPageSize.ID = "txtPageSize"
txtPageSize.Width = 66
labPageInfoText_02 = New Label
labPageInfoText_02.Text = "条记录"
labPageInfoText_03 = New Label
labPageInfoText_03.Text = "转到"
labPageInfoText_04 = New Label
labPageInfoText_04.Text = "页"
txtPageIndex = New TextBox
txtPageIndex.ID = "txtPageIndex"
txtPageIndex.Width = 66
ibGotoPage = New ImageButton
ibGotoPage.ID = "ibGotoPage"
ibGotoPage.Width = 60
ibGotoPage.Height = 20
AddHandler ibGotoPage.Click, AddressOf ibGotoPage_Click
lbGotoPage = New LinkButton
lbGotoPage.ID = "lbGotoPage"
lbGotoPage.Text = "转到"
AddHandler lbGotoPage.Click, AddressOf lbGotoPage_Click
lbFirstPage = New LinkButton
lbFirstPage.ID = "lbFirstPage"
lbFirstPage.Text = "首页"
AddHandler lbFirstPage.Click, AddressOf lbFirstPage_Click
lbPrevPage = New LinkButton
lbPrevPage.ID = "lbPrevPage"
lbPrevPage.Text = "上页"
AddHandler lbPrevPage.Click, AddressOf lbPrevPage_Click
lbNextPage = New LinkButton
lbNextPage.ID = "lbNextPage"
lbNextPage.Text = "下页"
AddHandler lbNextPage.Click, AddressOf lbNextPage_Click
lbLastPage = New LinkButton
lbLastPage.ID = "lbLastPage"
lbLastPage.Text = "末页"
AddHandler lbLastPage.Click, AddressOf lbLastPage_Click
Me.Controls.Add(labPageInfo)
Me.Controls.Add(labPageInfoText_01)
Me.Controls.Add(txtPageSize)
Me.Controls.Add(labPageInfoText_02)
Me.Controls.Add(labPageInfoText_03)
Me.Controls.Add(txtPageIndex)
Me.Controls.Add(ibGotoPage)
Me.Controls.Add(lbGotoPage)
Me.Controls.Add(lbFirstPage)
Me.Controls.Add(lbPrevPage)
Me.Controls.Add(lbNextPage)
Me.Controls.Add(lbLastPage)
End Sub
通知使用基于合成的实现的服务器控件创建它们包含的任何子控件,以便为回发或呈现做准备。
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重写控件的输出。
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由复合控件的标准设计器用于在设计时重建控件树。
MSDN 中的解释重新创建派生自 CompositeControl 的控件的子控件。
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数据库分页部分,后面将给出分页的SQL Server 存储过程。
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数据绑定代码
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