protected virtual void ApplyBinding(MvxBindingDescription bindingDescription, Type actualType,
FrameworkElement attachedObject)
{
DependencyProperty dependencyProperty = actualType.FindDependencyProperty(bindingDescription.TargetName);
if (dependencyProperty == null)
{
Mvx.Warning("Dependency property not found for {0}", bindingDescription.TargetName);
return;
}
var property = actualType.FindActualProperty(bindingDescription.TargetName);
if (property == null)
{
Mvx.Warning("Property not returned {0} - may cause issues", bindingDescription.TargetName);
}
var sourceStep = bindingDescription.Source as MvxPathSourceStepDescription;
if (sourceStep == null)
{
Mvx.Warning("Binding description for {0} is not a simple path - Windows Binding cannot cope with this", bindingDescription.TargetName);
return;
}
#if WINDOWS_PHONE || WINDOWS_WPF
var newBinding = new System.Windows.Data.Binding
#endif
#if NETFX_CORE
var newBinding = new Windows.UI.Xaml.Data.Binding
#endif
{
Path = new PropertyPath(sourceStep.SourcePropertyPath),
Mode = ConvertMode(bindingDescription.Mode, property?.PropertyType ?? typeof(object)),
Converter = GetConverter(sourceStep.Converter),
ConverterParameter = sourceStep.ConverterParameter,
#if WINDOWS_PHONE
FallbackValue = sourceStep.FallbackValue
#endif
};
BindingOperations.SetBinding(attachedObject, dependencyProperty, newBinding);
}
private MvxFullBinding TestSetupCommon(IMvxValueConverter valueConverter, object converterParameter, object fallbackValue,
Type targetType, out MockSourceBinding mockSource, out MockTargetBinding mockTarget)
{
ClearAll();
MvxBindingSingletonCache.Initialize();
var mockSourceBindingFactory = new Mock<IMvxSourceBindingFactory>();
Ioc.RegisterSingleton(mockSourceBindingFactory.Object);
var mockTargetBindingFactory = new Mock<IMvxTargetBindingFactory>();
Ioc.RegisterSingleton(mockTargetBindingFactory.Object);
var realSourceStepFactory = new MvxSourceStepFactory();
realSourceStepFactory.AddOrOverwrite(typeof(MvxPathSourceStepDescription), new MvxPathSourceStepFactory());
Ioc.RegisterSingleton<IMvxSourceStepFactory>(realSourceStepFactory);
var sourceText = "sourceText";
var targetName = "targetName";
var source = new { Value = 1 };
var target = new { Value = 2 };
var bindingDescription = new MvxBindingDescription
{
Source = new MvxPathSourceStepDescription()
{
Converter = valueConverter,
ConverterParameter = converterParameter,
FallbackValue = fallbackValue,
SourcePropertyPath = sourceText,
},
Mode = MvxBindingMode.TwoWay,
TargetName = targetName
};
mockSource = new MockSourceBinding();
mockTarget = new MockTargetBinding() { TargetType = targetType };
mockTarget.DefaultMode = MvxBindingMode.TwoWay;
var localSource = mockSource;
mockSourceBindingFactory
.Setup(x => x.CreateBinding(It.IsAny<object>(), It.Is<string>(s => s == sourceText)))
.Returns((object a, string b) => localSource);
var localTarget = mockTarget;
mockTargetBindingFactory
.Setup(x => x.CreateBinding(It.IsAny<object>(), It.Is<string>(s => s == targetName)))
.Returns((object a, string b) => localTarget);
mockSource.TryGetValueResult = true;
mockSource.TryGetValueValue = "TryGetValueValue";
var request = new MvxBindingRequest(source, target, bindingDescription);
var toTest = new MvxFullBinding(request);
return toTest;
}
private void TestCommon(MvxBindingMode bindingMode, bool expectSourceBinding, bool expectTargetBinding)
{
ClearAll();
MvxBindingSingletonCache.Initialize();
var mockSourceBindingFactory = new Mock<IMvxSourceBindingFactory>();
Ioc.RegisterSingleton(mockSourceBindingFactory.Object);
var mockTargetBindingFactory = new Mock<IMvxTargetBindingFactory>();
Ioc.RegisterSingleton(mockTargetBindingFactory.Object);
var realSourceStepFactory = new MvxSourceStepFactory();
realSourceStepFactory.AddOrOverwrite(typeof(MvxPathSourceStepDescription), new MvxPathSourceStepFactory());
Ioc.RegisterSingleton<IMvxSourceStepFactory>(realSourceStepFactory);
var sourceText = "sourceText";
var targetName = "targetName";
var source = new { Value = 1 };
var target = new { Value = 2 };
var converterParameter = new { Value = 3 };
var fallbackValue = new { Value = 4 };
var converter = new Mock<IMvxValueConverter>();
var bindingDescription = new MvxBindingDescription
{
Source = new MvxPathSourceStepDescription()
{
Converter = converter.Object,
ConverterParameter = converterParameter,
FallbackValue = fallbackValue,
SourcePropertyPath = sourceText,
},
Mode = bindingMode,
TargetName = targetName
};
var mockSourceBinding = new Mock<IMvxSourceBinding>();
var mockTargetBinding = new Mock<IMvxTargetBinding>();
mockSourceBindingFactory
.Setup(x => x.CreateBinding(It.Is<object>(s => s == source), It.Is<string>(s => s == sourceText)))
.Returns((object a, string b) => mockSourceBinding.Object);
mockTargetBindingFactory
.Setup(x => x.CreateBinding(It.Is<object>(s => s == target), It.Is<string>(s => s == targetName)))
.Returns((object a, string b) => mockTargetBinding.Object);
var request = new MvxBindingRequest(source, target, bindingDescription);
var toTest = new MvxFullBinding(request);
//var sourceBindingTimes = expectSourceBinding ? Times.Once() : Times.Never();
//mockSourceBinding.Verify(x => x.Changed += It.IsAny<EventHandler<MvxSourcePropertyBindingEventArgs>>(), sourceBindingTimes);
mockSourceBindingFactory
.Verify(x => x.CreateBinding(It.Is<object>(s => s == source), It.Is<string>(s => s == sourceText)),
Times.Once());
//var targetBindingTimes = expectSourceBinding ? Times.Once() : Times.Never();
//mockTargetBinding.Verify(x => x.ValueChanged += It.IsAny<EventHandler<MvxTargetChangedEventArgs>>(), targetBindingTimes);
mockTargetBindingFactory
.Verify(x => x.CreateBinding(It.Is<object>(s => s == target), It.Is<string>(s => s == targetName)),
Times.Once());
}
public MvxFullBinding(MvxBindingRequest bindingRequest)
{
_bindingDescription = bindingRequest.Description;
CreateTargetBinding(bindingRequest.Target);
CreateSourceBinding(bindingRequest.Source);
}
public static void AddBinding(this IMvxBindingContextOwner view, object target,
MvxBindingDescription bindingDescription, object clearKey = null)
{
var descriptions = new[] { bindingDescription };
view.AddBindings(target, descriptions, clearKey);
}
public MvxBindingRequest(object source, object target, MvxBindingDescription description)
{
Target = target;
Source = source;
Description = description;
}
public MvxFullBinding(MvxBindingRequest bindingRequest)
{
_bindingDescription = bindingRequest.Description;
CreateTargetBinding(bindingRequest.Target);
CreateSourceBinding(bindingRequest.Source);
}
