public HostJsView()
{
_context = new HostViewContext();
_context.RootPath = GlobalCommon.HostCommon.RootPath;
_context.RunTimeLibPath = GlobalCommon.HostCommon.RootPath + HostJsConstants.COMPILED_ROOT_PATH;
_context.CommonLibPath = GlobalCommon.HostCommon.RootPath;
}
/// <summary>
/// 根据指定的上下文结构执行View渲染
/// </summary>
/// <param name="js"></param>
/// <param name="context"></param>
/// <returns></returns>
public string Render(string js, HostViewContext context)
{
var rtn = "";
try
{
var l = context.AllHostJsObject;
List <KeyValuePair <string, object> > kvp = new List <KeyValuePair <string, object> >();
foreach (var item in l)
{
if (item.Name.ToLower() != "model")
{
kvp.Add(new KeyValuePair <string, object>(item.Name, item));
}
}
kvp.Add(new KeyValuePair <string, object>("model", context.CurrentModel));
context.CurrentHostJsEngine.Evaluate(js, kvp.ToArray());
rtn = ((ViewDocument)context.GetHostJsObject("viewdoc")).OutHtml();
}
finally
{
context.CurrentHostJsEngine.Release();
}
return(rtn);
}
/// <summary>
/// Debug方式运行js，该方式不会自动释放js引擎资源，需要手动执行，如果js引擎资源得不到良好释放会导致系统无法运行
/// </summary>
/// <param name="js"></param>
/// <param name="context"></param>
/// <param name="outobjname"></param>
/// <returns></returns>
public object DebugRun(string js, HostViewContext context, string outobjname)
{
Dictionary <string, object> dic = new Dictionary <string, object>();
foreach (var item in context.AllHostJsObject)
{
dic.Add(item.Name, item);
}
context.CurrentHostJsEngine.Evaluate(js, dic.ToArray());
var outobj = context.CurrentHostJsEngine.GetOutObject(outobjname);
if (outobj == null)
{
outobj = FrameDLRObject.CreateInstance();
}
if (outobj is Dictionary <string, object> )
{
return(FrameDLRObject.CreateInstance(outobj, FrameDLRFlags.SensitiveCase));
}
else
{
return(outobj);
}
}
public HostJsView(HostViewContext context)
{
_context = context;
}
/// <summary>
/// Debug模式运行，需要人工释放js引擎资源
/// </summary>
/// <param name="js"></param>
/// <param name="context"></param>
/// <returns></returns>
public object DebugRun(string js, HostViewContext context)
{
return(DebugRun(js, context, "out"));
}
