private static object CreateTemplate(object obj, string templatePropertyName)
{
var code = GetTemplateCode(obj, templatePropertyName);
if (code == null)
{
return(null);
}
XmlnsDictionary.New(); //模板内的加载，需要使用自己的xmlns空间
#if (DEBUG)
FrameworkTemplate.PushTrackCode(code);
object template = XamlReader.ReadComponent(code);
FrameworkTemplate.PopTrackCode();
#endif
#if (!DEBUG)
object template = XamlReader.ReadComponent(code);
#endif
XmlnsDictionary.Pop();
//if (template == null) throw new WebException("没有找到类型" + objType.FullName + "的模板" + templatePropertyName + "定义");
if (template == null)
{
return(null);
}
return(template);
}
/// <summary>
/// 克隆模板
/// </summary>
/// <returns></returns>
public object Clone()
{
if (string.IsNullOrEmpty(this.TemplateCode))
{
throw new XamlException("没有定义模板代码，不能克隆模板");
}
return(XamlReader.ReadComponent(this.TemplateCode));
}
/// <summary>
/// 将xaml代码解析并写入画刷
/// </summary>
/// <param name="xaml"></param>
/// <returns></returns>
public void DrawXaml(string xaml)
{
var e = XamlReader.ReadComponent(xaml) as UIElement;
if (e == null)
{
return;
}
e.Render(this);
}
protected override void Load(object obj, HtmlNode objNode)
{
var ctx = LoadContext.Current;
var style = ctx.Parent as XamlStyle;
if (style == null)
{
throw new XamlException("Setter的父对象必须为XamlStyle");
}
var targetType = style.TargetType;
if (targetType == null)
{
throw new XamlException("请指定正确的Style.TargetType属性");
}
var propertyName = objNode.GetAttributeValue("Property", string.Empty);
if (string.IsNullOrEmpty(propertyName))
{
throw new XamlException("请指定正确的Setter.Property属性");
}
var setter = obj as Setter;
setter.Property = DependencyProperty.GetProperty(targetType, propertyName);
string value = objNode.GetAttributeValue("Value", string.Empty);
if (!string.IsNullOrEmpty(value))
{
//简单值
var propertyInfo = targetType.ResolveProperty(propertyName);
PropertiesLoader.SetValue(setter, Setter.ValueProperty, propertyInfo, value);
}
else
{
var valueNode = objNode.SelectSingleNodeEx("Setter.Value");
if (valueNode != null)
{
setter.Value = XamlReader.ReadComponent(valueNode.InnerHtml);
}
}
}
private string GetInputsHtml(DTObject config)
{
var items = config.GetList("items");
StringBuilder html = new StringBuilder();
html.AppendLine("<ContentControl xmlns=\"http://schemas.codeart.cn/web/xaml\" xmlns:m=\"http://schemas.codeart.cn/web/xaml/metronic\" xmlns:ms=\"http://schemas.codeart.cn/web/xaml/metronic/sealed\">");
foreach (var item in items)
{
html.Append("<Column xs=\"12\" md=\"12\" class=\"col-trim dynamicItem\">");
html.Append(GenerateHtml(item));
html.AppendLine("</Column>");
}
html.Append("</ContentControl>");
ContentControl content = XamlReader.ReadComponent(html.ToString()) as ContentControl;
var brush = new PageBrush();
content.Render(brush);
var code = brush.GetCode();
return(code);
}
public void Render(PageBrush brush, string xaml)
{
if (this.CollectionPhase)
{
var e = XamlReader.ReadComponent(xaml) as UIElement;
if (e == null)
{
return;
}
if (_elements == null)
{
_elements = new List <UIElement>();
}
_elements.Add(e);
e.Render(brush);
}
else
{
//在非收集阶段，需要得到对应的组件，并渲染
var e = _queue.Dequeue();
e.Render(brush);
}
}
public static string GetCode(string xaml)
{
var obj = XamlReader.ReadComponent(xaml) as UIElement;
return(GetCode(obj));
}