DataGrid Bind Checkbox....
DataGrid Bind Checkbox
前台面页Menu_Config.ascx
<%
@
Control Language="VB" AutoEventWireup="false" CodeFile="Menu_Config.ascx.vb" Inherits="LiveWork.Menu_Confirg" %>
<
table
border="0" cellpadding="0" cellspacing="0" height="100%" style="width: 100%">
<tr>
<td valign="top">
<table border="1" bordercolor="#888888" bordercolordark="#ffffff" cellpadding="0"
cellspacing="0" width="100%">
<tr>
<td colspan="2" style="height: 14px" valign="top">
Role Information</td>
</tr>
</table>
<table border="1" bordercolor="#888888" bordercolordark="#ffffff" cellpadding="0"
cellspacing="0" width="100%">
<tr>
<td style="width: 3201px; height: 11px" valign="top">
<asp:Label ID="Label_Role" runat="server" Text="Role" Width="90px"></asp:Label>
<asp:DropDownList ID="DropDownList_Role" runat="server" Width="183px" Height="27px">
</asp:DropDownList>
<asp:Button ID="Button_Retrieve" runat="server" OnClientClick="Retrieve_Click" Text="Retrieve" /></td>
<td style="width: 679px; height: 11px" valign="top">
<asp:HyperLink ID="HyperLink2" runat="server" Font-Size="X-Small" NavigateUrl="~/role.aspx"><img src="img/add.gif" border="0" align="absbottom"> New Role</asp:HyperLink></td>
</tr>
</table>
<table border="1" bordercolor="#888888" bordercolordark="#ffffff" cellpadding="0"
cellspacing="0" width="100%">
<tr>
<td style="width: 671px; height: 7px" valign="top">
</td>
</tr>
</table>
<table border="1" bordercolor="#888888" bordercolordark="#ffffff" cellpadding="0"
cellspacing="0" width="100%">
<tr>
<td style="width: 100%; height: 7px" valign="top">
<asp:DataGrid ID="DataGrid_MenuConfigList" runat="server" AutoGenerateColumns="False" BackColor="#F7F7F7"
BorderColor="#F7F7F7" BorderStyle="Solid" BorderWidth="1px" CssClass="table"
DataKeyField="Menu_ID" Font-Size="X-Small" Width="100%">
<FooterStyle CssClass="headcenter" />
<EditItemStyle BackColor="Black" ForeColor="Black" Width="100%" />
<SelectedItemStyle BackColor="Transparent" />
<AlternatingItemStyle BackColor="White" BorderColor="White" />
<ItemStyle BackColor="#DEDFDE" CssClass="textcenter" />
<HeaderStyle CssClass="headcenter" />
<Columns>
<asp:TemplateColumn HeaderText="Choice ALL">
<HeaderTemplate>
<asp:CheckBox id="CheckBox_All" runat="server" Text="ALL" OnCheckedChanged="CheckAll" AutoPostBack="True"></asp:CheckBox>
</HeaderTemplate>
<ItemTemplate>
<asp:CheckBox id="CheckBox_Role" runat="server"></asp:CheckBox>
</ItemTemplate>
<HeaderStyle Width="10px" />
</asp:TemplateColumn>
<asp:BoundColumn DataField="Role_Name"HeaderText="Role">
<HeaderStyle Width="60px" />
</asp:BoundColumn>
<asp:BoundColumn DataField="Menu_ID" HeaderText="Menu ID">
<HeaderStyle Width="0px" Font-Bold="False" Font-Italic="False" Font-Overline="False" Font-Strikeout="False" Font-Underline="False" />
</asp:BoundColumn>
<asp:BoundColumn DataField="Menu_Name" HeaderText="Menu name">
</asp:BoundColumn>
<asp:TemplateColumn HeaderText="Permissions">
<ItemTemplate>
<asp:DropDownList ID="DropDownList_Flag" runat="server" Width=160></asp:DropDownList>
</ItemTemplate>
<HeaderStyle Width="160px" />
</asp:TemplateColumn>
</Columns>
</asp:DataGrid></td>
</tr>
</table>
</td>
</tr>
</
table
>
后台代码
Namespace
LiveWork
Partial Class Menu_Confirg
Inherits System.Web.UI.UserControl
Sub InitializeComponent()
AddHandler Me.Load, AddressOf Me.Page_Load
End Sub
Private Sub BindRole()
Dim sql As String
sql = "select * from tb_role where status='A' "
Me.DropDownList_Role.DataSource = Live.Ado.ADOProxy.GetRowsByQuery(sql)
Me.DropDownList_Role.DataTextField = "Role_Name"
Me.DropDownList_Role.DataValueField = "Role_ID"
Me.DropDownList_Role.SelectedIndex = 0
Me.DropDownList_Role.DataBind()
End Sub
Private Sub BindFlag()
Dim ds As DataSet = Live.Ado.ADOProxy.GetAllRows("TB_Flag")
For Each lobj_dgi As DataGridItem In Me.DataGrid_MenuConfigList.Items
Dim dl As DropDownList = CType(lobj_dgi.FindControl("DropDownList_Flag"), DropDownList)
dl.DataSource = ds
dl.DataTextField = "Flag_Name"
dl.DataValueField = "Flag_ID"
dl.DataBind()
Next
End Sub
Private Sub MenuConfig(ByVal lstg_role_id As String)
Dim sql As New System.Text.StringBuilder
sql.Append("(select a.role_id,c.role_name,b.menu_id,b.menu_name,a.flag_id,d.flag_name ")
sql.Append("from tb_role_menu a,tb_menu b,tb_role c,tb_flag d ")
sql.Append("where a.role_id=c.role_id ")
sql.Append("and a.menu_id = b.menu_id ")
sql.Append("and a.flag_id = d.flag_id ")
sql.Append("and a.status ='A' ")
sql.Append("and a.role_id='" & lstg_role_id & "')")
sql.Append("union all ")
sql.Append("( ")
sql.Append("select role_id='-',role_name='-',menu_id,menu_name,flag_id='-',flag='-' ")
sql.Append("from tb_menu ")
sql.Append("where menu_id not in ")
sql.Append("(select menu_id from tb_role_menu ")
sql.Append("where role_id ='" & lstg_role_id & "') ")
sql.Append(") ")
Dim ds As DataSet = Live.Ado.ADOProxy.GetRowsByQuery(sql.ToString)
Me.DataGrid_MenuConfigList.DataSource = ds
Me.DataGrid_MenuConfigList.DataBind()
End Sub
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
If Not IsPostBack Then
BindRole()
'MenuConfig(Me.DropDownList_Role.SelectedValue)
End If
End Sub
Protected Sub CheckAll(ByVal sender As Object, ByVal e As System.EventArgs)
Dim sql As String
sql = "select * from tb_role where role_id='" & Me.DropDownList_Role.SelectedValue & "' and status='A'"
Dim lobj_cb As CheckBox = CType(sender, CheckBox)
Dim ds As DataSet = Live.Ado.ADOProxy.GetRowsByQuery(sql)
For Each lobj_dgi As DataGridItem In Me.DataGrid_MenuConfigList.Items
Dim cb As CheckBox = CType(lobj_dgi.FindControl("CheckBox_Role"), CheckBox)
cb.Checked = lobj_cb.Checked
Next
End Sub
Private Function GetRoleMenuFlag(ByVal lstg_menu_id As String) As DataSet
Dim sql As String
sql = "select a.Flag_ID,b.Flag_Name from tb_role_menu a,tb_flag b where role_id='" & Me.DropDownList_Role.SelectedValue & "' and a.flag_id=b.flag_id and status='A'"
Dim ds As DataSet = Live.Ado.ADOProxy.GetRowsByQuery(sql)
Return ds
End Function
Protected Sub CheckRoleMenu()
For Each lobj_dgi As DataGridItem In Me.DataGrid_MenuConfigList.Items
If lobj_dgi.Cells(1).Text <> "-" Then
Dim cb As CheckBox = CType(lobj_dgi.FindControl("CheckBox_Role"), CheckBox)
cb.Checked = True
Dim dl As DropDownList = CType(lobj_dgi.FindControl("DropDownList_Flag"), DropDownList)
dl.SelectedValue = GetRoleMenuFlag(lobj_dgi.Cells(2).Text).Tables(0).Rows(0).Item("flag_id").ToString
End If
Next
End Sub
'Protected Sub Button_Retrieve_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button_Retrieve.Click
' MenuConfig(Me.DropDownList_Role.SelectedValue)
' BindFlag()
' CheckRoleMenu()
'End Sub
Protected Sub Retrieve_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button_Retrieve.Click
MenuConfig(Me.DropDownList_Role.SelectedValue)
BindFlag()
CheckRoleMenu()
End Sub
End Class
End
Namespace
Note:
Result:
