public void SetValue(DependencyProperty dependencyProperty, object value)
{
IBinding binding;
if(_bindings.TryGetValue(dependencyProperty, out binding)) {
binding.SetValue(value);
}
}
public object GetValue(DependencyProperty dependencyProperty)
{
IBinding binding;
if(_bindings.TryGetValue(dependencyProperty, out binding)) {
return binding.GetValue();
}
return null;
}
public static DependencyProperty Register(string name, Type propertyType, Type ownerType)
{
DependencyProperty dependencyProperty = new DependencyProperty
{
Name = name,
PropertyType = propertyType,
OwnerType = ownerType
};
return dependencyProperty;
}
protected bool SetBinding(DependencyProperty dependencyProperty, object owner, string bindingValue)
{
bindingValue = bindingValue.Trim();
if(!bindingValue.StartsWith("{") && !bindingValue.EndsWith("}")) {
return false;
}
bindingValue = bindingValue.Substring(1, bindingValue.Length - 2).Trim();
string[] scratch = bindingValue.Split('.');
if(0 == scratch.Length) {
return false;
}
object source = owner;
int propertyIndex = 0;
string propertyName;
PropertyInfo propertyInfo;
for(int i=0; i<scratch.Length-1; ++i) {
propertyName = scratch[i].Trim();
propertyInfo = source.GetType().GetProperty(propertyName);
if(null == propertyInfo) {
return false;
}
source = propertyInfo.GetValue(source, null);
if(null == source) {
return false;
}
propertyIndex = i+1;
}
propertyName = scratch[propertyIndex].Trim();
propertyInfo = source.GetType().GetProperty(propertyName);
if(null == propertyInfo) {
return false;
}
SetBinding(dependencyProperty, new Binding
{
Source = source,
SourceProperty = scratch[propertyIndex].Trim()
}
);
return true;
}
public void SetBinding(DependencyProperty dependencyProperty, IBinding binding)
{
_bindings[dependencyProperty] = binding;
}
