{"id":410,"date":"2010-10-01T02:22:02","date_gmt":"2010-10-01T02:22:02","guid":{"rendered":"http:\/\/enjoyasp.net\/?p=410"},"modified":"2010-10-01T02:22:02","modified_gmt":"2010-10-01T02:22:02","slug":"ajax%e5%b1%80%e9%83%a8%e5%88%b7%e6%96%b0","status":"publish","type":"post","link":"https:\/\/enjoyasp.net\/index.php\/2010\/10\/01\/ajax%e5%b1%80%e9%83%a8%e5%88%b7%e6%96%b0\/","title":{"rendered":"ajax\u5c40\u90e8\u5237\u65b0"},"content":{"rendered":"<blockquote><p>\u4e3e\u4f8b\uff1a\u5982txtbox1\u89e6\u53d1\u5c40\u90e8\u66f4\u65b0\uff0c\u8bbe\u7f6e\u9875\u9762\u6240\u6709txtbox\u989c\u8272\u4e3a\u7ea2\u8272\uff0c\u90a3\u4e48\u7ed3\u679c\u662f\uff1a\u6574\u4e2a\u9875\u9762\u4e2d\u53ea\u6709\u5728ContentTemplate\u5185\u7684txtbox\u624d\u4f1a\u53d8\u4e3a\u7ea2\u8272\uff0c\u9875\u9762\u4e2d\u5176\u5b83\u7684txtbox\u4e0d\u53d1\u751f\u4efb\u4f55\u6539\u53d8\u3002<br \/>\n\u6ce8\uff1a\u5c40\u90e8\u5237\u65b0\u5185\u90e8\u6309\u7ebd\u82e5\u60f3\u8bbetxtbox\u4e3a\u7ea2\u8272\uff0c\u5219\u8981\u4e5f\u8bbe\u7f6e&lt;asp:AsyncPostBackTrigger ControlID=&#8221;\u5c40\u90e8\u5185\u90e8&#8221;&gt;\uff0c\u4ee5\u4f7f\u5c40\u90e8\u5f97\u5230\u5237\u65b0\u3002<br \/>\n\u5373\uff1a\u8bbe\u7f6e\u4e00\u533a\u57df\u4e3a\u5c40\u90e8\u5237\u65b0\uff0c\u82e5\u60f3\u4f7f\u8fd9\u4e2a\u533a\u57df\u63a5\u53d7\u6765\u81ea\u670d\u52a1\u5668\u4f20\u6765\u7684\u6570\u636e\uff0c\u53d1\u751f\u5237\u65b0\uff0c\u5219\u8981\u5c06\u89e6\u53d1\u63a7\u4ef6\u52a0\u5230AsyncPostBackTrigger,\u65e0\u8bba\u662f\u6b64\u89e6\u53d1\u63a7\u4ef6\u5728\u5c40\u90e8\u5916\u8fd8\u662f\u5c40\u90e8\u5185\u3002<\/p>\n<p>\u539f\u7406\uff1a\u9996\u5148ScriptManager\u548cUpdatePanel\u5728\u670d\u52a1\u5668\u7aef\u8fbe\u6210\u4e00\u81f4\uff0c\u622a\u83b7\u4e86Page\u7684Render()\u65b9\u6cd5\u5e76\u5728\u9875\u9762\u4e0a\u4e3a\u9700\u8981\u8fdb\u884c\u5f02\u6b65\u56de\u9001\u7684\u63a7\u4ef6\u8f93\u51fa\u4e86\u4e00\u4e9b\u4e13\u95e8\u7684JavaScript\u811a\u672c\u3002\u7136\u540e\u5728\u5ba2\u6237\u7aef\uff0c\u82e5\u8fd9\u4e9b\u63a7\u4ef6\u901a\u8fc7_doPostBack()\u51fd\u6570\u8bd5\u56fe\u5f15\u53d1\u6574\u9875\u7684\u56de\u9001\uff0c\u5219\u4e0a\u9762\u63d0\u5230\u7684JavaScript\u811a\u672c\u5c06\u622a\u83b7\u8fd9\u4e2a\u8c03\u7528\uff0c\u5e76\u5c06\u9875\u9762\u4e2d\u5404\u4e2a\u7528\u6237\u8f93\u5165\u7684\u63a7\u4ef6\u7684\u503c\uff0c\u52a0\u4e0a\u5f53\u524d\u7684\u8bd5\u56fe\u72b6\u6001 (ViewState)\u7528XMLHttpRequest\u5bf9\u8c61\u53d1\u9001\u670d\u52a1\u5668\u3002\u800c\u6b64\u65f6\u670d\u52a1\u5668\u5374\u5bf9\u6b64\u4e1d\u6beb\u4e0d\u77e5\uff0c\u4ecd\u628a\u5b83\u5f53\u4f5c\u4e00\u6b21\u4f20\u7edf\u7684\u56de\u53d1\uff0c\u8001\u8001\u5b9e\u5b9e\u5730\u5f15\u53d1\u4e86\u4e00\u6b21\u5b8c\u6574\u751f\u547d\u5468\u671f\uff0c\u5e76\u6839\u636e\u56de\u9001\u751f\u6210\u65b0\u7684\u9875\u9762\u7ed3\u6784\u3002\u968f\u540e\u53c8\u662f\u5728Page\u7684()\u65b9\u6cd5\u4e2d\uff0cScriptManager\u548cUpdatePanel\u518d\u6b21\u83b7\u53d6\u4e86\u5176\u4e2d\u7684\u5b9e\u73b0\u8fc7\u7a0b\uff0c\u628a\u4e0d\u5728UpdatePanel\u4e2d\u7684\u5185\u5bb9\u7edf\u7edf\u8e22\u51fa\uff0c\u53ea\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u66f4\u65b0\u7684\u90e8\u5206\u3002\u6700\u540e\uff0c\u5ba2\u6237\u7aef\u7684XMLHttpRequest\u5bf9\u8c61\u6536\u5230\u4e86\u8fd9\u90e8\u5206\u4fe1\u606f\uff0c\u5e76\u5728\u4e0d\u77e5\u4e0d\u89c9\u6084\u6084\u5730\u66f4\u65b0\u4e86UpatePanel\u4e2d\u5b9a\u4e49\u7684\u5185\u5bb9\u3002<\/p>\n<p>&lt;asp:ScriptManager ID=&#8221;ScriptManager1&#8243; runat=&#8221;server&#8221;&gt;<br \/>\n??????? &lt;\/asp:ScriptManager&gt;<br \/>\n?&lt;asp:UpdatePanel ID=&#8221;UpdatePanel1&#8243; runat=&#8221;server&#8221; ChildrenAsTriggers=&#8221;false&#8221; UpdateMode=&#8221;Conditional&#8221;&gt;<br \/>\n??????????? &lt;Triggers&gt;<br \/>\n??????????????? &lt;asp:AsyncPostBackTrigger ControlID=&#8221;gvMain&#8221;&gt;&lt;\/asp:AsyncPostBackTrigger&gt;?<br \/>\n?? ??? ??? ??? ??? ?\/\/ControlID=&#8221;gvMain \u6307\u793a\u5728\u54ea\u4e2a\u63a7\u4ef6\u4f5c\u51fa\u52a8\u4f5c\u65f6\u54cd\u5e94<br \/>\n?????????????????? \/\/AsyncPostBackTrigger \u6307\u660e\u54ea\u4e2a\u63a7\u4ef6\u91c7\u7528\u5f02\u6b65\u56de\u9001<br \/>\n??????????? &lt;\/Triggers&gt;<br \/>\n??????????? &lt;ContentTemplate&gt;<br \/>\n????????????? ?<br \/>\n??????????????? &lt;asp:GridView ID=&#8221;gvList&#8221; runat=&#8221;server&#8221; CssClass=&#8221;grid&#8221; Width=&#8221;100%&#8221;<br \/>\n??????????????? PageSize=&#8221;12&#8243; AllowPaging=&#8221;True&#8221; AutoGenerateColumns=&#8221;False&#8221; CellPadding=&#8221;4&#8243;<br \/>\n??????????????? BorderStyle=&#8221;Double&#8221;&gt;<br \/>\n??????????????? &lt;HeaderStyle CssClass=&#8221;gridHeader&#8221;&gt;&lt;\/HeaderStyle&gt;<br \/>\n??????????????? &lt;PagerSettings Visible=&#8221;False&#8221; \/&gt;<br \/>\n??????????????? &lt;RowStyle CssClass=&#8221;gridItem&#8221; \/&gt;<br \/>\n??????????????? &lt;Columns&gt;????????????????? ?<br \/>\n??????????????????????? &lt;asp:BoundField DataField=&#8221;CustomerName&#8221; HeaderText=&#8221;\u5ba2\u6237&#8221; &gt;<br \/>\n?????????????????????? ?<br \/>\n??????????????????????????? &lt;ItemStyle HorizontalAlign=&#8221;Left&#8221; Width=&#8221;15%&#8221;\/&gt;<br \/>\n?????????????????????? &lt;\/asp:BoundField&gt;<br \/>\n???????????????????????? &lt;asp:BoundField DataField=&#8221;Address&#8221; HeaderText=&#8221;\u5730\u5740&#8221; &gt;<br \/>\n?????????????????????? ?<br \/>\n??????????????????????????? &lt;ItemStyle HorizontalAlign=&#8221;Left&#8221; Width=&#8221;35%&#8221;\/&gt;<br \/>\n?????????????????????? &lt;\/asp:BoundField&gt;<br \/>\n??????????????????????? &lt;asp:BoundField DataField=&#8221;Tel&#8221; HeaderText=&#8221;\u8054\u7cfb\u7535\u8bdd&#8221; &gt;<br \/>\n?????????????????????? ?<br \/>\n??????????????????????????? &lt;ItemStyle HorizontalAlign=&#8221;Left&#8221; Width=&#8221;35%&#8221;\/&gt;<br \/>\n?????????????????????? &lt;\/asp:BoundField&gt;<br \/>\n???????????????????????? &lt;asp:BoundField DataField=&#8221;UserName&#8221; HeaderText=&#8221;\u987e\u95ee&#8221; &gt;<br \/>\n?????????????????????? ?<br \/>\n??????????????????????????? &lt;ItemStyle HorizontalAlign=&#8221;Left&#8221; Width=&#8221;15%&#8221;\/&gt;<br \/>\n?????????????????????? &lt;\/asp:BoundField&gt;<br \/>\n??????????????????? &lt;\/Columns&gt;<br \/>\n??????????? &lt;\/asp:GridView&gt;<br \/>\n???????????? ?<br \/>\n??????????? &lt;\/ContentTemplate&gt;<br \/>\n??????? &lt;\/asp:UpdatePanel&gt;<br \/>\n????????<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3e\u4f8b\uff1a\u5982txtbox1\u89e6\u53d1\u5c40\u90e8\u66f4\u65b0\uff0c\u8bbe\u7f6e\u9875\u9762\u6240\u6709txtbox\u989c\u8272\u4e3a\u7ea2\u8272\uff0c\u90a3\u4e48\u7ed3\u679c\u662f\uff1a\u6574\u4e2a\u9875\u9762\u4e2d\u53ea\u6709\u5728Conte [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[],"class_list":["post-410","post","type-post","status-publish","format-standard","hentry","category-aspdotnet"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/410","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/comments?post=410"}],"version-history":[{"count":0,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/410\/revisions"}],"wp:attachment":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/media?parent=410"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/categories?post=410"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/tags?post=410"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}