private static string JsTreeJavascriptInit(string TreeViewTarget, string ActionUrl, bool IsCheck, JsTreeDataFormat DataFormat)
{
string StrCheckBox = IsCheck ? ",\"checkbox\"" : "";
var builder = new TagBuilder("script");
builder.MergeAttribute("type", "text/javascript");
StringBuilder innerHtml = new StringBuilder();
innerHtml.Append("\n\t$(function(){");
innerHtml.AppendFormat("$(\"#{0}\") ", TreeViewTarget);
innerHtml.Append(" .jstree({ ");
innerHtml.Append(" \"plugins\": [\"themes\", \"" + DataFormat.ToString() + "\", \"ui\", \"crrm\", \"cookies\", \"dnd\", \"search\", \"types\", \"hotkeys\", \"contextmenu\", \"unique\" " + StrCheckBox + " ], ");
innerHtml.AppendFormat(" \"{0}\": { ", DataFormat.ToString());
innerHtml.Append(" \"ajax\": { ");
innerHtml.AppendFormat(" \"url\": \"{0}\", ", ActionUrl);
innerHtml.Append(" \"data\": function(n) { ");
innerHtml.Append(" return { ");
innerHtml.Append(" \"operation\": \"get_children\", ");
innerHtml.Append(" \"id\": n.attr ? n.attr(\"id\").replace(\"node_\", \"\") : 1 ");
innerHtml.Append(" }; ");
innerHtml.Append(" } ");
innerHtml.Append(" } ");
innerHtml.Append(" }, ");
innerHtml.Append(" 'core':{ 'animation':0 },");
innerHtml.Append(" \"themes\" : { ");
innerHtml.Append(" \"theme\": \"default\", ");
innerHtml.Append(" \"url\": \"/Content/JsTreeThemes/classic/style.css\", ");
innerHtml.Append(" \"dots\": true, ");
innerHtml.Append(" \"icons\" : false ");
innerHtml.Append(" }, ");
innerHtml.Append(" \"ui\": { ");
innerHtml.Append(" \"select_limit\" : 1, ");
innerHtml.Append(" \"select_multiple_modifier\" : \"ctrl\" ");
innerHtml.Append(" } ");
innerHtml.Append(" }) ");
innerHtml.Append("\n\t});\n ");
builder.InnerHtml = innerHtml.ToString();
return(builder.ToString(TagRenderMode.Normal));
}
/// <summary>
/// 初始化JsTree
/// </summary>
/// <param name="helper"></param>
/// <param name="TreeId">层对象ID</param>
/// <param name="ActionUrl">获取数据源URL</param>
/// <param name="IsCheck">是否显示CheckBox</param>
/// <param name="DataFormat">返回数据格式</param>
/// <returns></returns>
public static string TreeView(this HtmlHelper helper, string TreeId, string ActionUrl, bool IsCheck, JsTreeDataFormat DataFormat)
{
return(JsTreeJavascriptInit(TreeId, ActionUrl, IsCheck, DataFormat));
}
