Repeater全选操作

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<asp:Button ID="btnClear" runat="server" CssClass="btn" Text="清除密码" OnClick="btnClear_Click" />

<asp:Repeater ID="rptUser" runat="server" >

<asp:CheckBox runat="server" ID="CheckBoxCz" onclick='SelectAll(this,"CheckBox_ID","rptUser")'/>

<asp:CheckBox ID="CheckBox_ID" runat="server" Checked="false" /> 

<asp:Label Visible="false" runat="server" ID="Label_ID" Text='<%#Eval("UserID")%>'></asp:Label>

</asp:Repeater>

<script type="text/javascript">

function SelectAll(parentChk, ChildId, bigControlID) {

var oElements = document.getElementsByTagName("INPUT");

var bIsChecked = parentChk.checked;

for (i = 0; i < oElements.length; i++) {

if (IsCheckBox(oElements[i]) && IsMatch(oElements[i].id, ChildId, bigControlID)) {

oElements[i].checked = bIsChecked;

}

}

}

function IsMatch(id, ChildId, controlID) {

var sPattern = '^' + controlID + '_+.*' + ChildId + '$';

var oRegExp = new RegExp(sPattern);

if (oRegExp.exec(id))

return true;

else

return false;

}

function IsCheckBox(chk) {

if (chk.type == 'checkbox') return true;

else return false;

}

</script>

//后台代码

/// <summary>

/// 清除密码 梁宁宁

/// </summary> 

protected void btnClear_Click(object sender, EventArgs e)

{

string userNameStr = "";

ExecResultData result = new ExecResultData(false);

for (int i = 0; i < rptUser.Items.Count; i++)

{

//获取复选框

CheckBox cb = (CheckBox)rptUser.Items[i].FindControl("CheckBox_ID");

//判断是否被选中

if (cb != null && cb.Checked == true)

{

Label lab = (Label)rptUser.Items[i].FindControl("Label_ID");

//获取该行ID

int userId = Convert.ToInt32(lab.Text);

//相应操作

ManageAccountsData userData = ManageAccounts.GetAccountsDataByUserID(userId);

userNameStr += userData.UserName.Trim() + ",";

string newPassWord = System.Configuration.ConfigurationManager.AppSettings["defaultPassword"];

result = ManageAccounts.ChangePassword(userData.UserName.Trim(), newPassWord);

}

}

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