【问题标题】:Require field validation in telerik GridDropDownColumn需要 Telerik GridDropDownColumn 中的字段验证
【发布时间】:2018-10-10 12:45:26
【问题描述】:

如何在 Telerick RadGrid GridDropDownColumn 中添加 Require 字段验证?

<telerik:GridDropDownColumn DataField="DEPT_ID" DataSourceID="SqlDSDeptType"
EnableEmptyListItem="true" EmptyListItemText="None" EmptyListItemValue="0" HeaderText="Depatment Type" ListTextField="DEPT_NAME" ListValueField="DEPT_ID" UniqueName="DEPT_ID">
</telerik:GridDropDownColumn>`enter code here`

【问题讨论】:

    标签: asp.net telerik telerik-grid


    【解决方案1】:

    我这样做已经有一段时间了,对我来说效果很好。

    <telerik:GridTemplateColumn HeaderText="Depatment Type" UniqueName="DEPT_ID">
        <ItemTemplate>
            <asp:Label runat="server" ID="lblDeptName"
        </ItemTemplate>
        <EditItemTemplate>
            <telerik:RadDropDownList runat="server" ID="comboDepts"
                DataSourceID="SqlDSDeptType"
                DataTextField="DEPT_NAME" DataValueField="DEPT_ID">
            </telerik:RadDropDownList>
            <asp:RequiredFieldValidator ID="rfvcomboDepts" runat="server"
                Display="Dynamic" CssClass="validationClass"
                ValidationGroup="grvgName"
                ControlToValidate="comboDepts"
                ErrorMessage="Department cannot be empty"></asp:RequiredFieldValidator>
        </EditItemTemplate>
        <InsertItemTemplate>
            <telerik:RadDropDownList runat="server" ID="comboDepts"
                DataSourceID="SqlDSDeptType"
                DataTextField="DEPT_NAME" DataValueField="DEPT_ID">
            </telerik:RadDropDownList>
            <asp:RequiredFieldValidator ID="rfvcomboDepts" runat="server"
                Display="Dynamic" CssClass="validationClass"
                ValidationGroup="grvgName"
                ControlToValidate="comboDepts"
                ErrorMessage="Department cannot be empty"></asp:RequiredFieldValidator>
        </InsertItemTemplate>
    </telerik:GridTemplateColumn>
    

    CSS

    .validationClass {
        background-color: #FFCCCC;
        color: black;
        font-weight: bold;
    }
    

    【讨论】:

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