public void Resolve(CompileContext context, Resolver resolver)
{
rootWidget = null;
for (int i = 0; i < children.Count; i++)
{
if (children[i] is ASTWidget)
{
if (rootWidget != null)
{
throw new ResolveException("Multiple widget root invalid.");
}
rootWidget = children[i] as ASTWidget;
}
}
}
void ProcessChild(CompileContext context, XmlNode node)
{
if (node.NodeType != XmlNodeType.Element)
{
return;
}
if (node.Prefix == StandardPrefixes.Variable)
{
throw new NotSupportedException("Variables not yet supported.");
}
else if (node.Prefix == StandardPrefixes.Value || node.Prefix == StandardPrefixes.Property)
{
if (node.Name == "Style")
{
styleLink = node["Style"].InnerText;
}
else
{
values.Add(node.LocalName, ParsingHelper.ParseValue(context, changeType, node));
}
}
else
{
if (type.GetInterface("SharpMedia.Graphics.GUI.Widgets.Containers.IContainer") == null)
{
throw new ParseException(string.Format("Only containers can have child widgets, " +
"{0} is not a container.", name));
}
Type resolveType = context.ResolveType(node.Prefix, node.LocalName);
if (resolveType != null && resolveType.GetInterface("SharpMedia.Graphics.GUI.Widgets.IWidget") != null)
{
// We have a child element.
ASTWidget widget = new ASTWidget();
children.Add(node.LocalName, widget);
widget.Parse(context, node);
}
else
{
throw new ParseException("Only widgets are acceptable as children.");
}
}
}
public void Parse(CompileContext context, System.Xml.XmlNode node)
{
XmlAttribute att = node.Attributes["Namespace"];
nsp = att.InnerText;
att = node.Attributes["ContextName"];
if (att != null)
{
applicationContext = att.InnerText;
}
foreach (XmlNode child in node.ChildNodes)
{
if (child.NodeType != XmlNodeType.Element)
{
continue;
}
Type type = context.ResolveType(child.Prefix, child.LocalName);
if (type != null && type.GetInterface("SharpMedia.Graphics.GUI.Widgets.IWidget") != null)
{
ASTWidget widget = new ASTWidget();
widget.Parse(context, child);
children.Add(widget);
}
else if (type != null && type.GetInterface("SharpMedia.Graphics.GUI.IStateStyle") != null)
{
Styles.ASTStyle style = new Styles.ASTStyle();
style.Parse(context, child);
children.Add(style);
}
else if (type != null && type.GetInterface("SharpMedia.Graphics.GUI.Animations.IAnimation") != null)
{
Animations.ASTAnimation animation = new Animations.ASTAnimation(type);
animation.Parse(context, child);
children.Add(animation);
}
else
{
throw new ParseException("Invalid type of not one of style/widget/animation.");
}
}
context.ApplicationContextType = applicationContext;
}
/// <summary>
/// Adds a widget.
/// </summary>
/// <param name="type"></param>
/// <param name="name"></param>
public void RegisterWidget(string name, ASTWidget widget)
{
Widgets.Add(name, widget);
}
