void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
this.cb1 = ((WPFlayout.ContentControl.DemoDependencyProperty.CoordinateBox)(target));
return;
case 2:
this.cb2 = ((WPFlayout.ContentControl.DemoDependencyProperty.CoordinateBox)(target));
return;
}
this._contentLoaded = true;
}
//属性值变更时，触发用户界面的更新，并更新用户界面
static void OnValueChanged(DependencyObject sender, DependencyPropertyChangedEventArgs args)
{
CoordinateBox box = sender as CoordinateBox;
//更新文本框的值
box.UpdateValue();
//定义路由事件参数
RoutedPropertyChangedEventArgs <Coordinate> e = new RoutedPropertyChangedEventArgs <Coordinate>((Coordinate)args.OldValue
, (Coordinate)args.NewValue
, ValueChangedEvent);
//触发路由事件
box.OnValueChanged(e);
}