public void BindDpToDp_BindingExpressionType ()
{
// See what happens if we have a twoway binding of property type 'BindingExpressionBase'.
// Normally the value would be copied to the datasource, but in this case we just replace
// the existing twoway binding.
var data = new TextProp { };
var target = new TextProp { };
var binding = target.SetBinding (TextProp.WidthProperty, new Binding {
Mode = BindingMode.TwoWay,
Path = new PropertyPath ("Opacity"),
Source = new OpacityObject { Opacity = 0.5 },
});
target.ClearValue (TextProp.WidthProperty);
target.SetBinding (TextProp.MyBindingExpressionProperty, new Binding {
Source = data,
Path = new PropertyPath ("MyBindingExpression"),
Mode = BindingMode.TwoWay,
});
target.SetValue (TextProp.MyBindingExpressionProperty, binding);
Assert.AreSame (binding, target.ReadLocalValue (TextProp.MyBindingExpressionProperty), "#1");
}
public void BindToText5 ()
{
// Fails in Silverlight 3
Binding binding = new Binding ("Prop");
binding.Source = "string";
TextProp prop = new TextProp ();
prop.SetBinding (TextProp.MyTextProperty, binding);
Assert.IsNull (prop.MyText, "#1");
}
public void BindDpToDp ()
{
var data = new TextProp { MyText = "Hello" };
TextBlock block = new TextBlock ();
block.SetBinding (TextBlock.TextProperty,
new Binding {
Path = new PropertyPath ("MyText"),
Mode = BindingMode.TwoWay,
Source = data,
}
);
Assert.AreEqual ("Hello", block.Text, "#1");
data.MyText = "Yarr";
Assert.AreEqual ("Yarr", block.Text, "#2");
}