public static List <PropertyInformation> GetProperties(object obj, Func <object, PropertyDescriptor, bool> filter)
{
var properties = new List <PropertyInformation>();
if (obj is null)
{
return(properties);
}
// get the properties
var propertyDescriptors = GetAllProperties(obj, getAllPropertiesAttributeFilter);
// filter the properties
foreach (var property in propertyDescriptors)
{
if (filter(obj, property))
{
var prop = new PropertyInformation(obj, property, property.Name, property.DisplayName);
properties.Add(prop);
}
}
// sort the properties before adding potential collection items
properties.Sort();
//delve path. also, issue 4919
var extendedProps = GetExtendedProperties(obj);
if (extendedProps != null)
{
properties.InsertRange(0, extendedProps);
}
// if the object is a collection, add the items in the collection as properties
if (obj is ICollection collection)
{
var index = 0;
foreach (var item in collection)
{
var info = new PropertyInformation(item, collection, "this[" + index + "]", item);
index++;
properties.Add(info);
}
}
return(properties);
}
/// <summary>
/// 4919 + Delve
/// </summary>
/// <returns></returns>
private static IList <PropertyInformation> GetExtendedProperties(object obj)
{
if (obj is null)
{
return(null);
}
if (ResourceKeyCache.Contains(obj))
{
var key = ResourceKeyCache.GetKey(obj);
var prop = new PropertyInformation(key, null, "x:Key", key, isCopyable: true);
return(new List <PropertyInformation>
{
prop
});
}
if (obj is string ||
obj.GetType().IsValueType)
{
return(new List <PropertyInformation> {
new PropertyInformation(obj, null, "ToString", obj, isCopyable: true)
});
}
if (obj is AutomationPeer automationPeer)
{
var automationProperties = new List <PropertyInformation>
{
new PropertyInformation(obj, null, "ClassName", automationPeer.GetClassName(), isCopyable: true),
new PropertyInformation(obj, null, "Name", automationPeer.GetName(), isCopyable: true),
new PropertyInformation(obj, null, "AcceleratorKey", automationPeer.GetAcceleratorKey(), isCopyable: true),
new PropertyInformation(obj, null, "AccessKey", automationPeer.GetAccessKey(), isCopyable: true),
new PropertyInformation(obj, null, "AutomationControlType", automationPeer.GetAutomationControlType(), isCopyable: true),
new PropertyInformation(obj, null, "AutomationId", automationPeer.GetAutomationId(), isCopyable: true),
new PropertyInformation(obj, null, "BoundingRectangle", automationPeer.GetBoundingRectangle(), isCopyable: true),
new PropertyInformation(obj, null, "ClickablePoint", automationPeer.GetClickablePoint(), isCopyable: true),
new PropertyInformation(obj, null, "HelpText", automationPeer.GetHelpText(), isCopyable: true),
new PropertyInformation(obj, null, "ItemStatus", automationPeer.GetItemStatus(), isCopyable: true),
new PropertyInformation(obj, null, "ItemType", automationPeer.GetItemType(), isCopyable: true),
new PropertyInformation(obj, null, "LabeledBy", automationPeer.GetLabeledBy(), isCopyable: true),
#if !NET40
new PropertyInformation(obj, null, "LiveSetting", automationPeer.GetLiveSetting(), isCopyable: true),
#endif
new PropertyInformation(obj, null, "LocalizedControlType", automationPeer.GetLocalizedControlType(), isCopyable: true),
new PropertyInformation(obj, null, "Orientation", automationPeer.GetOrientation(), isCopyable: true),
};
var supportedPatterns = new List <string>();
foreach (PatternInterface patternInterface in Enum.GetValues(typeof(PatternInterface)))
{
if (automationPeer.GetPattern(patternInterface) is not null)
{
supportedPatterns.Add(patternInterface.ToString());
}
}
automationProperties.Add(new PropertyInformation(obj, null, "SupportedPatterns", string.Join(", ", supportedPatterns), isCopyable: true));
return(automationProperties);
}
return(null);
}