protected void bindText(UI render, GameObject self, UIElementMeta meta, object context)
{
if (meta.Node.Attributes["bind"] != null)
{
string bind = meta.Node.Attributes ["bind"].Value;
//If the bind is set to value, we presume the super structure contianing the ellement is handling the setting of the bindpath. Otherwise we pull the bind path.
if (bind != "value")
{
meta.BindPath = bind;
}
UIElementBinding binding = () => {
if (meta.BindPath != null)
{
string propName = null;
int propIndex = -1;
//Array indexed values are refed using #name:#index
int pos = meta.BindPath.IndexOf(":");
if (pos != -1)
{
propName = meta.BindPath.Substring(0, pos);
propIndex = Convert.ToInt32(meta.BindPath.Substring(pos + 1, meta.BindPath.Length - (pos + 1)));
}
else
{
propName = meta.BindPath;
}
Type type = context.GetType();
PropertyInfo info = type.GetProperty(propName);
if (info != null)
{
if (propIndex == -1)
{
meta.Text.text = info.GetValue(context, null).ToString();
}
else if (info.PropertyType.GetInterfaces().Contains(typeof(IList))) // Because I'm lazey, currently only implementing for lists
{
IList value = (IList)info.GetValue(context, null);
meta.Text.text = value [propIndex].ToString();
}
else
{
meta.Text.text = meta.Node.Value;
}
}
else
{
meta.Text.text = meta.Node.Value;
}
}
};
binding.Invoke();
meta.UpdateBinding += binding;
}
}
protected void foreachChild(UI render, GameObject self, UIElementMeta meta, object context)
{
if (meta.Node.Attributes["foreach"] != null)
{
UIElementBinding binding = () => {
meta.ContinueRenderChildren = false;
string propName = meta.Node.Attributes ["foreach"].Value;
Type t = context.GetType();
PropertyInfo prop = t.GetProperty(propName);
if (prop != null)
{
if (prop.PropertyType.GetInterfaces().Contains(typeof(IList)))
{
IList data = (IList)prop.GetValue(context, null);
/* Create needed ellements */
if (meta.Object.transform.childCount < data.Count)
{
int needed = data.Count - meta.Object.transform.childCount;
for (int i = 0; i < needed; i++)
{
foreach (XmlNode child in meta.Node.ChildNodes)
{
meta.AddChild(render.Render(child, self.transform, context));
}
}
}
//Toggle on ellements that we'll be using, disable the ones we won't be using
int ellementsNeeded = 0;
List <UIElementMeta> active = new List <UIElementMeta> ();
foreach (UIElementMeta child in meta)
{
//Enable ellements
if (ellementsNeeded < data.Count)
{
child.Object.SetActive(true);
child.BindPath = propName;
active.Add(child);
}
else //Disable elements
{
child.Object.SetActive(false);
}
ellementsNeeded++;
}
//Layout enabled ellements
this.groupLayout(active);
}
}
};
binding.Invoke();
meta.UpdateBinding += binding;
}
}
protected void bindImg(UI render, GameObject self, UIElementMeta meta, object context)
{
if (meta.Node.Attributes["bindImage"] != null)
{
meta.Data = context;
UIElementBinding binding = () => {
Type type = context.GetType();
PropertyInfo info = type.GetProperty(meta.Node.Attributes["bindImage"].Value);
if (info != null)
{
if (info.PropertyType == typeof(Sprite))
{
meta.Image.sprite = (Sprite)info.GetValue(context, null);
}
}
};
binding.Invoke();
meta.UpdateBinding += binding;
}
}
protected void bindSlider(UI render, GameObject self, UIElementMeta meta, object context)
{
if (meta.Node.Attributes ["bind"] != null)
{
meta.Data = context;
UIElementBinding binding = () => {
Type type = context.GetType();
PropertyInfo info = type.GetProperty(meta.Node.Attributes["bind"].Value);
if (info != null)
{
float value = 0;
if (info.PropertyType == typeof(float))
{
value = (float)info.GetValue(context, null);
}
meta.Slider.normalizedValue = value;
}
};
binding.Invoke();
meta.UpdateBinding += binding;
}
}