private void ClickWindow(Point point, Canvas canvas)
{
count++;
if (count > 10)
{
return;
}
Path path = new Path();
//path.Fill = AttachedProperty.GetFillColor(path);
path.Stroke = AttachedProperty.GetFillColor(path);
path.Opacity = 1 - count * 0.1 >= 0.5 ? 1 - count * 0.1 : 0.5;
DropShadowEffect dropShadowEffect = new DropShadowEffect();
dropShadowEffect.BlurRadius = 10;
dropShadowEffect.Color = Colors.LightGray;
dropShadowEffect.ShadowDepth = 1;
dropShadowEffect.Direction = 90;
path.Effect = dropShadowEffect;
EllipseGeometry ellipseGeometry = new EllipseGeometry(point, 1 + 3 * count, 1 + 3 * count);
path.Data = ellipseGeometry;
canvas.Children.Add(path);
}
/// <summary>
/// Serializes a PropertyPath.
/// </summary>
/// <param name = "path">The path being serialized.</param>
/// <param name = "propertyName">The name of the property being serialized.</param>
/// <param name = "propNs">The namespace for the property being serialized.</param>
/// <param name = "writer">The writer being used for serialization.</param>
/// <param name = "prefixMappings">A mapping of xml namespaces to prefixes.</param>
/// <param name = "cycleCheckObjects">The set of objects on the stack (for cycle detection).</param>
protected virtual void VisitPropertyPath(string path,
string propertyName,
string propNs,
XmlWriter writer,
IDictionary <string, string> prefixMappings,
ISet <object> cycleCheckObjects)
{
string newPropertyPath = path;
MatchCollection apMatches = AttachedPropertyPathRegex.Matches(path);
foreach (Match m in apMatches)
{
string prefix = m.Groups["prefix"].Value;
string className = m.Groups["className"].Value;
string propName = m.Groups["propName"].Value;
AttachedProperty ap = this.FindAttachedProperty(className, propName);
string ns = this.GetNamespace(ap.Getter.DeclaringType, prefixMappings);
string xmlPrefix = writer.LookupPrefix(ns);
if (xmlPrefix == null || !xmlPrefix.Equals(prefix))
{
writer.WriteAttributeString("xmlns", prefix, null, ns);
}
}
if (propNs == null)
{
writer.WriteAttributeString(propertyName, newPropertyPath);
}
else
{
writer.WriteAttributeString(this.GetPrefix(propNs, prefixMappings, writer),
propertyName,
propNs,
newPropertyPath);
}
}
internal void RegisterAttachedProperty <T>(string propertyName, bool isBrowsable, bool isVisibleToModelItem, T defaultValue)
{
AttachedProperty <T> attachedProperty = new AttachedProperty <T>
{
IsBrowsable = isBrowsable,
IsVisibleToModelItem = isVisibleToModelItem,
Name = propertyName,
OwnerType = modelType,
Getter = (modelItem) =>
{
T result = (T)viewStateService.RetrieveViewState(modelItem, propertyName);
return(result == null ? defaultValue : result);
},
Setter = (modelItem, value) =>
{
if (value == null || value.Equals(defaultValue))
{
viewStateService.StoreViewStateWithUndo(modelItem, propertyName, null);
}
else
{
viewStateService.StoreViewStateWithUndo(modelItem, propertyName, value);
}
}
};
attachedPropertiesService.AddProperty(attachedProperty);
attachedProperties.Add(propertyName, attachedProperty);
}
public override void GenerateAttachedPropertyDescriptor(AttachedProperty attachedProperty, Source staticMembers)
{
string readOnlyParam = attachedProperty.IsReadOnly ? ", readOnly:true" : "";
staticMembers.AddLine(
$"public static readonly AttachedUIProperty {PropertyDescriptorName(attachedProperty)} = new AttachedUIProperty(\"{attachedProperty.Name}\", {DefaultValue(attachedProperty)}{readOnlyParam});");
}
public AttachedEngineTests()
{
sut = new AttachedPropertyEngine(o => ((BaseObject)o).Parent);
property = sut.RegisterProperty("Column", typeof(Grid), typeof(int), new AttachedPropertyMetadata {
DefaultValue = DefaultValue, Inherits = true
});
}
public override void Initialize(EditingContext context)
{
this.context = context;
AttachedPropertiesService propertiesService = this.context.Services.GetService <AttachedPropertiesService>();
helpService = this.context.Services.GetService <IIntegratedHelpService>();
oldSelection = this.context.Items.GetValue <Selection>();
isPrimarySelectionProperty = new AttachedProperty <bool>()
{
Getter = (modelItem) => (this.context.Items.GetValue <Selection>().PrimarySelection == modelItem),
Name = "IsPrimarySelection",
OwnerType = typeof(Object)
};
isSelectionProperty = new AttachedProperty <bool>()
{
Getter = (modelItem) => (((IList)this.context.Items.GetValue <Selection>().SelectedObjects).Contains(modelItem)),
Name = "IsSelection",
OwnerType = typeof(Object)
};
propertiesService.AddProperty(isPrimarySelectionProperty);
propertiesService.AddProperty(isSelectionProperty);
if (this.context.Services.GetService <ViewService>() == null)
{
view = new System.Activities.Presentation.View.DesignerView(this.context);
WorkflowViewService viewService = new WorkflowViewService(context);
WorkflowViewStateService viewStateService = new WorkflowViewStateService(context);
this.context.Services.Publish <ViewService>(viewService);
this.context.Services.Publish <VirtualizedContainerService>(new VirtualizedContainerService(this.context));
this.context.Services.Publish <ViewStateService>(viewStateService);
this.context.Services.Publish <DesignerView>(view);
WorkflowAnnotationAdornerService annotationService = new WorkflowAnnotationAdornerService();
annotationService.Initialize(this.context, view.scrollViewer);
this.context.Services.Publish <AnnotationAdornerService>(annotationService);
this.context.Services.Subscribe <ModelService>(delegate(ModelService modelService)
{
this.modelService = modelService;
if (modelService.Root != null)
{
view.MakeRootDesigner(modelService.Root);
}
view.RestoreDesignerStates();
this.context.Items.Subscribe <Selection>(new SubscribeContextCallback <Selection>(OnItemSelected));
});
}
if (helpService != null)
{
helpService.AddContextAttribute(string.Empty, KeywordForWorkflowDesignerHomePage, HelpKeywordType.F1Keyword);
}
}
JsonObject DumpVisualTree(JsonValue payload)
{
var payloadObj = payload.GetObject();
var accessibilityId = payloadObj.GetNamedString("accessibilityId");
var additionalProperties = new List <string>();
if (payloadObj.ContainsKey("additionalProperties"))
{
foreach (JsonValue prop in payloadObj.GetNamedArray("additionalProperties"))
{
additionalProperties.Add(prop.GetString());
}
}
var attachedProperties = new AttachedProperty[] {
new AttachedProperty()
{
Name = "Top", Property = Microsoft.ReactNative.ViewPanel.TopProperty
},
new AttachedProperty()
{
Name = "Left", Property = Microsoft.ReactNative.ViewPanel.LeftProperty
}
};
var rootDump = VisualTreeDumper.DumpTree(this, null, additionalProperties, attachedProperties);
var element = VisualTreeDumper.FindElementByAutomationId(JsonObject.Parse(rootDump), accessibilityId);
if (element != null)
{
return(element);
}
if (accessibilityId.StartsWith("*"))
{
accessibilityId = accessibilityId.Substring(1);
foreach (var popup in VisualTreeHelper.GetOpenPopups(Window.Current))
{
// XAML's VisualTreeHelper returns 0 for GetChildrenCount of a popup root, so use the popup's child
var popupChildDump = VisualTreeDumper.DumpTree(popup.Child, null, additionalProperties, attachedProperties);
var json = JsonObject.Parse(popupChildDump);
if (accessibilityId == "")
{
element = json;
}
else
{
element = VisualTreeDumper.FindElementByAutomationId(json, accessibilityId);
}
if (element != null)
{
break;
}
}
}
return(element);
}
public void RegisterDouble()
{
const string Name = "MyPropertyRegisterDouble";
_ = AttachedProperty.Register <AttachedPropertyTests, int>(Name);
new Action(() => _ = AttachedProperty.Register <AttachedPropertyTests, int>(Name)).Should().Throw <ArgumentException>()
.WithMessage("*already registered*").WithMessage($"*{typeof(AttachedPropertyTests).Name}*").WithMessage($"*{Name}*");
}
public void ThrowsOnSetNullContext()
{
var context = new AttachedPropertyContext();
var attachedProperty = new AttachedProperty <object, string>("CanSetAndGet", context);
var tested = new object();
Assert.Throws <ArgumentNullException>(() => tested.SetAttachedValue(attachedProperty, "asdf", null));
}
public void ThrowsOnGetNullInstance()
{
var context = new AttachedPropertyContext();
var attachedProperty = new AttachedProperty <object, string>("CanSetAndGet", context);
object tested = null;
Assert.Throws <ArgumentNullException>(() => tested.GetAttachedValue(attachedProperty, context));
}
public void IsAttached_Returns_True()
{
var property = new AttachedProperty <string>(
"Foo",
typeof(Class1),
new StyledPropertyMetadata <string>());
Assert.True(property.IsAttached);
}
/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <typeparam name="TResult"></typeparam>
/// <param name="instance"></param>
/// <param name="attachedProperty"></param>
/// <param name="value"></param>
/// <param name="context"></param>
public static void SetAttachedValue <T, TResult>(this T instance, AttachedProperty <T, TResult> attachedProperty, TResult value, AttachedPropertyContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
context.SetInstanceValue(instance, attachedProperty, value);
}
public void RegisterWithSuffix()
{
AttachedProperty <string> property = AttachedProperty.Register <AttachedPropertyTests, string>(() => MyStringProperty, "8");
property.DefaultValue.Should().Be("8");
property.DefaultValueUntyped.Should().Be("8");
property.Name.Should().Be("MyString");
property.OwnerType.Should().Be <AttachedPropertyTests>();
}
public void RegisterAttached()
{
AttachedProperty <int> property = AttachedProperty.Register <AttachedPropertyTests, int>("MyPropertyRegisterAttached", 9);
property.DefaultValue.Should().Be(9);
property.DefaultValueUntyped.Should().Be(9);
property.Name.Should().Be("MyPropertyRegisterAttached");
property.OwnerType.Should().Be <AttachedPropertyTests>();
}
public void RegisterWithoutSuffix()
{
AttachedProperty <char> property = AttachedProperty.Register <AttachedPropertyTests, char>(() => MyChar, '7');
property.DefaultValue.Should().Be('7');
property.DefaultValueUntyped.Should().Be('7');
property.Name.Should().Be(nameof(MyChar));
property.OwnerType.Should().Be <AttachedPropertyTests>();
}
public void IsAttached_Returns_True()
{
var property = new AttachedProperty<string>(
"Foo",
typeof(Class1),
new StyledPropertyMetadata<string>());
Assert.True(property.IsAttached);
}
public void CanCreate()
{
var context = new AttachedPropertyContext();
var tested = new AttachedProperty <object, int>("SomeName", context);
Assert.Equal("System.Object.SomeName", tested.FullName);
Assert.Equal(typeof(object), tested.OwnerType);
Assert.Equal(typeof(int), tested.PropertyType);
}
public void ThrowsOnCreateDuplicate()
{
var context = new AttachedPropertyContext();
var first = new AttachedProperty <object, int>("asdf", context);
Assert.NotNull(first);
Assert.Throws <AttachedPropertyException>(() => new AttachedProperty <object, int>("asdf", context));
}
public void CanGetDefaultWithoutSet()
{
var context = new AttachedPropertyContext();
var attachedProperty = new AttachedProperty <object, string>("CanGetDefaultWithoutSet", context);
var tested = new object();
var value = tested.GetAttachedValue(attachedProperty, context);
Assert.Equal(default(string), value);
}
public void NullArguments()
{
var name = "MyPropertyCreateNullArguments";
var nameExpression = (IntPropertyExpression)(() => MyIntProperty);
var identifier = new AttachableMemberIdentifier(typeof(AttachedPropertyTests), name);
new Action(() => _ = AttachedProperty.Register <AttachedPropertyTests, int>((string)null, 1)).Should().Throw <ArgumentNullException>().Which.ParamName.Should().Be(nameof(name));
new Action(() => _ = AttachedProperty.Register <AttachedPropertyTests, int>((IntPropertyExpression)null, 1)).Should().Throw <ArgumentNullException>().Which.ParamName.Should().Be(nameof(nameExpression));
new Action(() => _ = AttachedProperty.Get(null)).Should().Throw <ArgumentNullException>().Which.ParamName.Should().Be(nameof(identifier));
}
public void Create()
{
var identifier = new AttachableMemberIdentifier(typeof(AttachedPropertyTests), "MyPropertyCreate");
var property = new AttachedProperty(identifier, "DefaultValue");
property.DefaultValueUntyped.Should().Be("DefaultValue");
property.Identifier.Should().Be(identifier);
property.Name.Should().Be("MyPropertyCreate");
property.OwnerType.Should().Be <AttachedPropertyTests>();
}
public void CanSetAndGet()
{
var context = new AttachedPropertyContext();
var attachedProperty = new AttachedProperty <object, string>("CanSetAndGet", context);
var tested = new object();
tested.SetAttachedValue(attachedProperty, "asdf", context);
var value = tested.GetAttachedValue(attachedProperty, context);
Assert.Equal("asdf", value);
}
/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <typeparam name="TResult"></typeparam>
/// <param name="instance"></param>
/// <param name="attachedProperty"></param>
/// <param name="context"></param>
/// <returns></returns>
public static TResult GetAttachedValue <T, TResult>(this T instance, AttachedProperty <T, TResult> attachedProperty, AttachedPropertyContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var value = context.GetInstanceValue(instance, attachedProperty);
return(value);
}
public void Registered_Properties_Count_Reflects_Newly_Added_Attached_Property()
{
var registry = new AvaloniaPropertyRegistry();
var metadata = new StyledPropertyMetadata <int>();
var property = new AttachedProperty <int>("test", typeof(object), metadata, true);
registry.Register(typeof(object), property);
registry.RegisterAttached(typeof(AvaloniaPropertyRegistryTests), property);
Assert.Equal(1, registry.Properties.Count);
}
public void ThrowsOnGetNotRegistered()
{
var context = new AttachedPropertyContext();
var tested = new object();
var attachedProperty = new AttachedProperty <object, int>("asdf", context);
Assert.Throws <AttachedPropertyException>(() =>
{
var _ = tested.GetAttachedValue(attachedProperty);
});
}
public void CanGetInstancesDefaultValue()
{
var tested = new AttachedPropertyContext();
var attachedProperty = new AttachedProperty <object, int>("PropertyName", tested);
var instance = new object();
instance.SetAttachedValue(attachedProperty, default(int), tested);
var instances = tested.GetInstances();
Assert.Equal(0, instances.Count);
}
public void CanSetDefaultValueDoesNotStore()
{
var tested = new AttachedPropertyContext();
var attachedProperty = new AttachedProperty <object, string>("CanGetDefaultWithoutSet", tested);
var instance = new object();
instance.SetAttachedValue(attachedProperty, default(string), tested);
var properties = tested.GetInstanceProperties(instance);
Assert.Equal(0, properties.Count);
}
public override void GenerateAttachedPropertyAttachedClassMethods(AttachedProperty attachedProperty, Source methods)
{
string targetOutputTypeName = AttachedTargetOutputTypeName(attachedProperty);
string propertyOutputTypeName = PropertyOutputTypeName(attachedProperty);
bool classPropertyTypeDiffersFromInterface = attachedProperty.Type.ToString() != propertyOutputTypeName;
methods.AddBlankLineIfNonempty();
methods.AddLine($"public {propertyOutputTypeName} Get{attachedProperty.Name}({attachedProperty.TargetTypeName} {attachedProperty.TargetParameterName}) => {attachedProperty.Interface.FrameworkClassName}.Get{attachedProperty.Name}(({targetOutputTypeName}) {attachedProperty.TargetParameterName});");
if (attachedProperty.SetterMethod != null)
{
methods.AddLine($"public void Set{attachedProperty.Name}({attachedProperty.TargetTypeName} {attachedProperty.TargetParameterName}, {propertyOutputTypeName} value) => {attachedProperty.Interface.FrameworkClassName}.Set{attachedProperty.Name}(({targetOutputTypeName}) {attachedProperty.TargetParameterName}, value);");
}
}
private void CommentButtonDesigner_OnLoaded(object sender, RoutedEventArgs e)
{
AttachedProperty <Type> typeArgumentProperty = new AttachedProperty <Type>
{
Name = TypeArgumentPropertyName,
OwnerType = typeof(CommentButton <>),
Getter = (modelItem) => modelItem.Parent == null ? null : GetTypeArgument(modelItem),
Setter = (modelItem, value) => UpdateTypeArgument(modelItem, value),
IsBrowsable = true
};
Context.Services.GetService <AttachedPropertiesService>().AddProperty(typeArgumentProperty);
}
public void CanGetNonObjectGetValueNoSet()
{
var tested = new AttachedPropertyContext();
var attachedProperty = new AttachedProperty <object, int>("CanGetNonObjectGetValueNoSet", tested);
var another = new AttachedProperty <object, int>("Another", tested);
var instance = new object();
instance.SetAttachedValue(another, 1, tested);
var value = instance.GetAttachedValue(attachedProperty, tested);
Assert.Equal(0, value);
}
private static AttachedProperty <TTarget, TType> AttachedPropertyFactory(TTarget source, object state)
{
var member = (AttachedBindingMemberInfo <TTarget, TType>)state;
var property = new AttachedProperty <TTarget, TType> {
Value = member.GetDefaultValue(source)
};
if (member._memberChangedHandler != null)
{
property.Member = member;
}
return(property);
}
