C# (CSharp) Binding.AddTargetProperty示例

示例#1

        public void SetBinding(DependencyProperty dp, Binding binding)
        {
            if (dp == null || binding == null)
            {
                throw new ArgumentNullException();
            }

            if (!bindings.Contains(binding))
            {
                bindings.Add(binding);
            }

            binding.AddTargetProperty(this, dp);
            binding.SourceUpdated +=
                (s, e) => {
                var bind = (Binding)s;
                if (bind.Mode != BindingMode.OneWayToSource)
                {
                    if (bind.IsBound( ))
                    {
                        var value = bind.GetSourceValue();
                        foreach (var prop in bind.GetTargetProperties(this))
                        {
                            this.SetValue(prop, value);
                        }
                    }
                }
            };

            if (binding.Source == null)
            {
                binding.DataContext = this.DataContext;
            }

            binding.OnSourceUpdated();
        }