【发布时间】：2017-10-18 02:09:21
【问题描述】：
我有一个 GridView，我想在其中显示 CheckBox 仅对那些状态（列名）='已发送'的行可见，否则不可见。
aspx
<asp:GridView ID="gvPOItems" runat="server" AutoGenerateColumns="False"
Width="100%" role="grid" aria-describedby="example_info">
<Columns>
<asp:BoundField DataField="ItemNumber" HeaderText="Row Number" ItemStyle-CssClass="hide"
HeaderStyle-CssClass="hide" />
<asp:TemplateField HeaderText="Cancel SO Line Item">
<ItemTemplate>
<asp:checkbox ID="cbSOCan" runat="server"></asp:checkbox>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Description">
<ItemTemplate>
<asp:TextBox ID="txtDesc" CssClass="form-control grid-textbox-big" MaxLength="200"
runat="server"></asp:TextBox>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Quantity">
<ItemTemplate>
<asp:TextBox ID="txtQuantity" CssClass="form-control grid-textbox-small" runat="server"></asp:TextBox>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Unit $">
<ItemTemplate>
<asp:TextBox ID="txtUnitPrice" CssClass="form-control grid-textbox-small" runat="server"></asp:TextBox>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Total $">
<ItemTemplate>
<asp:TextBox ID="txtTotal" Enabled="false" CssClass="form-control grid-textbox-small" runat="server"></asp:TextBox>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Account Code">
<ItemTemplate>
<div class="grid-code-tbl">
<asp:Label ID="lblAccountCode" Text='<%# Eval("ACCTNUM") %>' Visible="false" runat="server"></asp:Label>
<asp:Label ID="lblACCTNUMDesc" Text='<%# Eval("ACCTNUMDesc") %>' CssClass="grid-code-cell form-control" runat="server"></asp:Label>
<asp:Label ID="lblIsCAPEXJOBCODE" runat="server" Text='<%# Eval("IsCAPEXJOBCODE") %>' Visible="false"></asp:Label>
<div class="grid-code-cell grid-code-icon" runat="server" id="AccountCodeDiv">
<asp:LinkButton ID="lnkAccountCode" CssClass="btn btn-default" CommandName="SelectAccountCode" runat="server"><i class="fa fa-th-list"></i></asp:LinkButton></div>
</div>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Tax ID">
<ItemTemplate>
<asp:DropDownList ID="ddlTaxID" runat="server" CssClass="form-control grid-textbox-small">
</asp:DropDownList>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Status">
<ItemTemplate>
<asp:checkbox ID="cbSOCan" CssClass="gridCB" runat="server" Visible='<%# (Eval("StatusFieldName").ToString() == "Sent")%>'></asp:checkbox></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="From Date">
<ItemTemplate>
<div class="input-group grid-datebox">
<asp:TextBox ID="txtFromDate" runat="server" MaxLength="10" placeholder="DD/MM/YYYY" CssClass="form-control"></asp:TextBox>
<span class="input-group-addon calendar-icon" id="FromCalSpan"><i class="fa fa-calendar">
</i></span>
</div>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="To Date">
<ItemTemplate>
<div class="input-group grid-datebox">
<asp:TextBox ID="txtToDate" runat="server" MaxLength="10" placeholder="DD/MM/YYYY" CssClass="form-control"></asp:TextBox>
<span class="input-group-addon calendar-icon" id="ToCalSpan"><i class="fa fa-calendar"> </i></span>
</div>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Capital Project (Optional)">
<ItemTemplate>
<div class="grid-code-tbl">
<asp:Label ID="lblJobCode" CssClass="grid-code-cell form-control" Text='<%# Eval("JOBCODE") %>'runat="server"></asp:Label>
<div class="grid-code-cell grid-code-icon" runat="server" id="JobCodeDiv">
<asp:LinkButton ID="lnkJobCode" CommandName="SelectJobCode" runat="server" class="btn btn-default"><i class="fa fa-th-list"></i></asp:LinkButton></div>
</div>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Invoice Number">
<ItemTemplate>
<asp:TextBox CssClass="form-control hiddenElm" ID="txtInvoiceNumber" onblur="SetInvoiceNumber(this.value);"
Text='<%# Eval("InvoiceNumber") %>' runat="server"></asp:TextBox>
</ItemTemplate>
</asp:TemplateField>
<asp:BoundField DataField="HISTSTATUS" HeaderText="Payment Status" />
<asp:BoundField DataField="HISTCHECKDT" HeaderText="Date Paid" DataFormatString="{0:dd/MM/yyyy}" />
<asp:BoundField DataField="HISTFRIDNO" HeaderText="Funds Request#" />
<asp:BoundField DataField="HISTFRIDNO" HeaderText="Attachment" />
</Columns>
</asp:GridView>
代码
Protected Sub btnCancelItem_Click(sender As Object, e As EventArgs) Handles btnCancelItem.Click
For Each gvrow As GridViewRow In gvPOItems.Rows
Dim chkdelte As CheckBox = DirectCast(gvrow.FindControl("cbSOCan"), CheckBox)
If chkdelte.Checked Then
' gvAdditionalArea.Rows(rowIndex).Cells(0).Text()
Dim ItemNumber As Int32 = Convert.ToInt32(gvrow.Cells(0).Text())
Queries.CancelSOlineItem(ItemNumber, txtPONumber.Text)
gvrow.Cells(0).Text() = "Cancelled"
End If
Next
' gvPOItems.DataBind()
End Sub
Protected Sub gvPOItems_RowDataBound(sender As Object, e As System.Web.UI.WebControls.GridViewRowEventArgs) Handles gvPOItems.RowDataBound
Dim lblStatus As Label = DirectCast(e.Row.FindControl("lblStatus"), Label)
If lblStatus.Text = "Sent" Then
e.Row.Cells(1).Visible = True
Else
e.Row.Cells(1).Visible = False
End If
End Sub
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标签： asp.net vb.net gridview checkbox