C# gridview.databind（）未刷新
我有一个gridview：C# gridview.databind（）未刷新,c#,asp.net,gridview,data-binding,C#,Asp.net,Gridview,Data Binding,我有一个gridview： <asp:TemplateField> <HeaderTemplate> <asp:Label ID="lblHeaderDesc" runat="server" CssClass="Highlights_header" Text="Descript
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderDesc" runat="server" CssClass="Highlights_header" Text="Description"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblDesc" runat="server" CssClass="Reportlabel" Text='<%# Bind("ProgDesc") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStartDate" runat="server" CssClass="Highlights_header" Text="Start Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStartDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("StartDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderEndDate" runat="server" CssClass="Highlights_header" Text="End Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblEndDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("EndDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Amount">
<HeaderTemplate>
<asp:Label ID="lblHeaderBudget" runat="server" CssClass="Highlights_header" Text="Budget Amount"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblBudget" runat="server" CssClass="Reportlabel" Text='<%# Bind("Budget") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStatus" runat="server" CssClass="Highlights_header" Text="Status"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStatus" runat="server" CssClass="Reportlabel" Text='<%# Bind("Status") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Links">
<HeaderTemplate>
<asp:Label ID="lblHeaderView" runat="server" CssClass="Highlights_header" Text="View Details"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:LinkButton ID="lnkProgName" runat="server" CssClass="Reportlabel" Text="Open"
OnClick="lnkProgName_Click"></asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
</Columns>
<PagerStyle BackColor="#666666" ForeColor="White" HorizontalAlign="Center" />
<SelectedRowStyle BackColor="#C5BBAF" Font-Bold="True" ForeColor="#333333" />
<RowStyle HorizontalAlign="Left" CssClass="GridRow_DSM" />
<HeaderStyle HorizontalAlign="Center" CssClass="GridHeaderRow" />
<AlternatingRowStyle HorizontalAlign="Left" CssClass="GridRowAlt_DSM" />
</asp:GridView>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderDesc" runat="server" CssClass="Highlights_header" Text="Description"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblDesc" runat="server" CssClass="Reportlabel" Text='<%# Bind("ProgDesc") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStartDate" runat="server" CssClass="Highlights_header" Text="Start Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStartDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("StartDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderEndDate" runat="server" CssClass="Highlights_header" Text="End Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblEndDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("EndDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Amount">
<HeaderTemplate>
<asp:Label ID="lblHeaderBudget" runat="server" CssClass="Highlights_header" Text="Budget Amount"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblBudget" runat="server" CssClass="Reportlabel" Text='<%# Bind("Budget") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStatus" runat="server" CssClass="Highlights_header" Text="Status"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStatus" runat="server" CssClass="Reportlabel" Text='<%# Bind("Status") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Links">
<HeaderTemplate>
<asp:Label ID="lblHeaderView" runat="server" CssClass="Highlights_header" Text="View Details"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:LinkButton ID="lnkProgName" runat="server" CssClass="Reportlabel" Text="Open"
OnClick="lnkProgName_Click"></asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
</Columns>
<PagerStyle BackColor="#666666" ForeColor="White" HorizontalAlign="Center" />
<SelectedRowStyle BackColor="#C5BBAF" Font-Bold="True" ForeColor="#333333" />
<RowStyle HorizontalAlign="Left" CssClass="GridRow_DSM" />
<HeaderStyle HorizontalAlign="Center" CssClass="GridHeaderRow" />
<AlternatingRowStyle HorizontalAlign="Left" CssClass="GridRowAlt_DSM" />
</asp:GridView>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderDesc" runat="server" CssClass="Highlights_header" Text="Description"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblDesc" runat="server" CssClass="Reportlabel" Text='<%# Bind("ProgDesc") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStartDate" runat="server" CssClass="Highlights_header" Text="Start Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStartDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("StartDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderEndDate" runat="server" CssClass="Highlights_header" Text="End Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblEndDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("EndDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Amount">
<HeaderTemplate>
<asp:Label ID="lblHeaderBudget" runat="server" CssClass="Highlights_header" Text="Budget Amount"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblBudget" runat="server" CssClass="Reportlabel" Text='<%# Bind("Budget") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStatus" runat="server" CssClass="Highlights_header" Text="Status"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStatus" runat="server" CssClass="Reportlabel" Text='<%# Bind("Status") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Links">
<HeaderTemplate>
<asp:Label ID="lblHeaderView" runat="server" CssClass="Highlights_header" Text="View Details"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:LinkButton ID="lnkProgName" runat="server" CssClass="Reportlabel" Text="Open"
OnClick="lnkProgName_Click"></asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
</Columns>
<PagerStyle BackColor="#666666" ForeColor="White" HorizontalAlign="Center" />
<SelectedRowStyle BackColor="#C5BBAF" Font-Bold="True" ForeColor="#333333" />
<RowStyle HorizontalAlign="Left" CssClass="GridRow_DSM" />
<HeaderStyle HorizontalAlign="Center" CssClass="GridHeaderRow" />
<AlternatingRowStyle HorizontalAlign="Left" CssClass="GridRowAlt_DSM" />
</asp:GridView>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderDesc" runat="server" CssClass="Highlights_header" Text="Description"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblDesc" runat="server" CssClass="Reportlabel" Text='<%# Bind("ProgDesc") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStartDate" runat="server" CssClass="Highlights_header" Text="Start Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStartDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("StartDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderEndDate" runat="server" CssClass="Highlights_header" Text="End Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblEndDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("EndDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Amount">
<HeaderTemplate>
<asp:Label ID="lblHeaderBudget" runat="server" CssClass="Highlights_header" Text="Budget Amount"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblBudget" runat="server" CssClass="Reportlabel" Text='<%# Bind("Budget") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStatus" runat="server" CssClass="Highlights_header" Text="Status"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStatus" runat="server" CssClass="Reportlabel" Text='<%# Bind("Status") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Links">
<HeaderTemplate>
<asp:Label ID="lblHeaderView" runat="server" CssClass="Highlights_header" Text="View Details"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:LinkButton ID="lnkProgName" runat="server" CssClass="Reportlabel" Text="Open"
OnClick="lnkProgName_Click"></asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
</Columns>
<PagerStyle BackColor="#666666" ForeColor="White" HorizontalAlign="Center" />
<SelectedRowStyle BackColor="#C5BBAF" Font-Bold="True" ForeColor="#333333" />
<RowStyle HorizontalAlign="Left" CssClass="GridRow_DSM" />
<HeaderStyle HorizontalAlign="Center" CssClass="GridHeaderRow" />
<AlternatingRowStyle HorizontalAlign="Left" CssClass="GridRowAlt_DSM" />
</asp:GridView>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderDesc" runat="server" CssClass="Highlights_header" Text="Description"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblDesc" runat="server" CssClass="Reportlabel" Text='<%# Bind("ProgDesc") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStartDate" runat="server" CssClass="Highlights_header" Text="Start Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStartDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("StartDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderEndDate" runat="server" CssClass="Highlights_header" Text="End Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblEndDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("EndDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Amount">
<HeaderTemplate>
<asp:Label ID="lblHeaderBudget" runat="server" CssClass="Highlights_header" Text="Budget Amount"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblBudget" runat="server" CssClass="Reportlabel" Text='<%# Bind("Budget") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStatus" runat="server" CssClass="Highlights_header" Text="Status"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStatus" runat="server" CssClass="Reportlabel" Text='<%# Bind("Status") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Links">
<HeaderTemplate>
<asp:Label ID="lblHeaderView" runat="server" CssClass="Highlights_header" Text="View Details"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:LinkButton ID="lnkProgName" runat="server" CssClass="Reportlabel" Text="Open"
OnClick="lnkProgName_Click"></asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
</Columns>
<PagerStyle BackColor="#666666" ForeColor="White" HorizontalAlign="Center" />
<SelectedRowStyle BackColor="#C5BBAF" Font-Bold="True" ForeColor="#333333" />
<RowStyle HorizontalAlign="Left" CssClass="GridRow_DSM" />
<HeaderStyle HorizontalAlign="Center" CssClass="GridHeaderRow" />
<AlternatingRowStyle HorizontalAlign="Left" CssClass="GridRowAlt_DSM" />
</asp:GridView>
grvProgramSearch.DataBind();
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderDesc" runat="server" CssClass="Highlights_header" Text="Description"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblDesc" runat="server" CssClass="Reportlabel" Text='<%# Bind("ProgDesc") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStartDate" runat="server" CssClass="Highlights_header" Text="Start Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStartDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("StartDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderEndDate" runat="server" CssClass="Highlights_header" Text="End Date"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblEndDate" runat="server" CssClass="Reportlabel" Text='<%# Bind("EndDate") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Amount">
<HeaderTemplate>
<asp:Label ID="lblHeaderBudget" runat="server" CssClass="Highlights_header" Text="Budget Amount"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblBudget" runat="server" CssClass="Reportlabel" Text='<%# Bind("Budget") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label ID="lblHeaderStatus" runat="server" CssClass="Highlights_header" Text="Status"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:Label ID="lblStatus" runat="server" CssClass="Reportlabel" Text='<%# Bind("Status") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField ItemStyle-CssClass="GridRow_Links">
<HeaderTemplate>
<asp:Label ID="lblHeaderView" runat="server" CssClass="Highlights_header" Text="View Details"> </asp:Label>
</HeaderTemplate>
<ItemTemplate>
<asp:LinkButton ID="lnkProgName" runat="server" CssClass="Reportlabel" Text="Open"
OnClick="lnkProgName_Click"></asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
</Columns>
<PagerStyle BackColor="#666666" ForeColor="White" HorizontalAlign="Center" />
<SelectedRowStyle BackColor="#C5BBAF" Font-Bold="True" ForeColor="#333333" />
<RowStyle HorizontalAlign="Left" CssClass="GridRow_DSM" />
<HeaderStyle HorizontalAlign="Center" CssClass="GridHeaderRow" />
<AlternatingRowStyle HorizontalAlign="Left" CssClass="GridRowAlt_DSM" />
</asp:GridView>
我正在做那件事，但是没有用。