[英]AspxComboBox in AspxGridView
I've been struggling to find a simple example or guidance to my problem. 我一直在努力寻找解决问题的简单示例或指南。 Basically, I have one dataset. 基本上,我有一个数据集。 This table has three columns, 该表有三列,
I want to bind this DataTable to a AspxGridView. 我想将此数据表绑定到AspxGridView。 However, I want the final column to be bound to a AspxComboBox so that: 但是,我希望将最后一列绑定到AspxComboBox,以便:
How can I achieve this? 我该如何实现? A lot of the samples I've found talk about the AspxGridView being in edit mode. 我发现的许多示例都谈到了AspxGridView处于编辑模式。 The point here is that I'm not actually editing the grid. 这里的要点是我实际上并没有在编辑网格。 All I want to do is do a postback on ComboBox change to do some action. 我要做的就是在ComboBox更改上执行回发操作。
Just bind through SelectedValue property of dropdownList. 只需通过dropdownList的SelectedValue属性进行绑定。 Check below sample 检查以下样品
Aspx
<asp:GridView ID="gvTest" runat="server" AutoGenerateColumns="False"
onrowdatabound="gvTest_RowDataBound">
<Columns>
<asp:TemplateField HeaderText="Serial No."><ItemTemplate><%# Container.DataItemIndex+1 %></ItemTemplate></asp:TemplateField>
<asp:TemplateField HeaderText="Fruits" ><ItemTemplate><asp:DropDownList runat="server" ID="ddlFruits" SelectedValue='<%# Bind("FruitID") %>' >
<asp:ListItem Value="1">Apples</asp:ListItem>
<asp:ListItem Value="2">Pineapples</asp:ListItem>
<asp:ListItem Value="3">Banana</asp:ListItem>
</asp:DropDownList></ItemTemplate> </asp:TemplateField>
</Columns>
</asp:GridView>
C# C#
protected void Page_Load(object sender, EventArgs e)
{
gvTest.DataSource = GetData();
gvTest.DataBind();
}
private DataTable GetData()
{
DataTable dt = new DataTable();
dt.Columns.Add(new DataColumn("FruitID"));
for (int i = 0; i < 3; i++)
{
DataRow dr=dt.NewRow();
dr["FruitID"] = i + 1;
dt.Rows.Add(dr);
}
return dt;
}
Editable combo box in grid display (non-editing) mode: 网格显示(非编辑)模式下的可编辑组合框:
<dx:GridViewDataColumn>
<DataItemTemplate>
<dx:ASPxComboBox runat="server" AutoPostBack="True" ...></dx:ASPxComboBox>
</DataItemTemplate>
</dx:GridViewDataColumn>
ASPxEdit.AutoPostBack ASPxEdit.AutoPostBack
GridViewDataColumn.DataItemTemplate GridViewDataColumn.DataItemTemplate
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