Asp.net
如何在gridview中將navigationurl添加到超連結
我的 gridview 中的每一行都應該有一個按鈕/超連結導航到 Page?id= something 然後有 javascript 可以擷取重定向並將頁面列印為 iframe。這東西在行中已經可用(但被隱藏了)。所以我想為每個欄位做類似 NavigateUrl = “~/Page.aspx?id=” + Id.ToString() 的事情,但問題是 Id 是從 LINQ 數據源填充到 DataBind() 中的。
<asp:GridView ID="gridleitNidurstada" runat="server" GridLines="None" AllowPaging="True" CssClass="mGrid" PagerStyle-CssClass="pgr" DataKeyNames="Id" OnRowDataBound="gridLeit_RowDataBound" AllowSorting="True" SortedAscendingHeaderStyle-CssClass="sortasc-header" SortedDescendingHeaderStyle-CssClass="sortdesc-header" OnSorting="gridleitNidurstada_Sorting" CurrentSortField="Id" CurrentSortDir="Ascending" AutoGenerateColumns="False"> <Columns> <asp:BoundField DataField="Id" HeaderText="Id" SortExpression="Id" Visible="false"/> </ItemTemplate> </asp:TemplateField> <asp:HyperLinkField HeaderText="Print" Text="Print" **anything here?**/> </Columns> <PagerStyle CssClass="pgr"></PagerStyle> <SortedAscendingHeaderStyle CssClass="sortasc-header"></SortedAscendingHeaderStyle> <SortedDescendingHeaderStyle CssClass="sortdesc-header"></SortedDescendingHeaderStyle> </asp:GridView>綁定是這樣的:我可以在那裡做嗎?還是在 rowbound 事件中?
IQueryable<model.SomeClass> someClass = from m in preparePredicate() select new model.SomeClass { Id = m.id, ... }; gridleitNidurstada.DataSource = someClass; gridleitNidurstada.DataBind();
您可以使用以下語法:
<asp:HyperLinkField DataNavigateUrlFields="col1,col2" DataNavigateUrlFormatString="gotopage.aspx?p1={0}&p2={1}" Text="Print">編輯:
如果您在創建網格時不知道確切的 url,則需要做更多的工作。本週我使用 itemtemplate 處理的一個範例。但為了使用它,您必須設置
EnableSortingAndPagingCallbacks為false. 並為此在後面的程式碼中做一些額外的工作。我只在我的網格上使用了分頁,所以我可以提供這個範例。標記:<asp:GridView ID="gridViewTicketsClosed" runat="server" CellPadding="4" ForeColor="#333333" GridLines="None" EnableSortingAndPagingCallbacks="False" AutoGenerateColumns="False" AllowPaging="True" OnRowDataBound="gridViewTicketsClosed_RowDataBound" OnPageIndexChanging="GridViewPageIndexChanging"> <PagerSettings Mode="NextPrevious" NextPageText="Next" PreviousPageText="Previous" /> <Columns> <asp:BoundField DataField="TicketId" HeaderText="Nr."> <ItemStyle Width="20px" /> </asp:BoundField> <asp:BoundField DataField="DateStarted" DataFormatString="{0:dd/MM/yyyy HH:mm}" HeaderText="Date"> <ItemStyle Width="100px" /> </asp:BoundField> <asp:BoundField DataField="President" HeaderText="President"> <ItemStyle Width="100px" /> </asp:BoundField> <asp:BoundField DataField="TicketTypeId" HeaderText="TicketType"></asp:BoundField> <asp:TemplateField> <ItemTemplate> <asp:HyperLink ID="lnkActionLog" runat="server" Text="Log"></asp:HyperLink> </ItemTemplate> </asp:TemplateField> </Columns> </asp:GridView>後面的程式碼:
protected void gridViewTicketsClosed_RowDataBound(object sender, GridViewRowEventArgs e) { if (e.Row.RowType == DataControlRowType.DataRow) { var hyperLink = e.Row.FindControl("lnkActionLog") as HyperLink; if (hyperLink != null) hyperLink.NavigateUrl = CreateShowActionLogUrl(e.Row) + "?id="+ DataBinder.Eval(e.Row.DataItem, "TicketId"); } }