66 lines
2.3 KiB
C#
66 lines
2.3 KiB
C#
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using ProductionControl.UI;
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namespace ProductionControl.UI.PropExtend
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{
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public class PropertySorter : ExpandableObjectConverter
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{
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#region Methods
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public override bool GetPropertiesSupported(ITypeDescriptorContext context)
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{
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return true;
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}
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public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
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{
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//
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// This override returns a list of properties in order
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//
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PropertyDescriptorCollection pdc = TypeDescriptor.GetProperties(value, attributes);
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ArrayList orderedProperties = new ArrayList();
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foreach (PropertyDescriptor pd in pdc)
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{
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Attribute attribute = pd.Attributes[typeof(PropertyOrderAttribute)];
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if (attribute != null)
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{
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//
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// If the attribute is found, then create an pair object to hold it
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//
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PropertyOrderAttribute poa = (PropertyOrderAttribute)attribute;
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orderedProperties.Add(new PropertyOrderPair(pd.Name, poa.Order));
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}
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else
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{
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//
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// If no order attribute is specifed then given it an order of 0
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//
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orderedProperties.Add(new PropertyOrderPair(pd.Name, 0));
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}
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}
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//
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// Perform the actual order using the value PropertyOrderPair classes
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// implementation of IComparable to sort
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//
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orderedProperties.Sort();
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//
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// Build a string list of the ordered names
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//
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ArrayList propertyNames = new ArrayList();
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foreach (PropertyOrderPair pop in orderedProperties)
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{
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propertyNames.Add(pop.Name);
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}
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//
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// Pass in the ordered list for the PropertyDescriptorCollection to sort by
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//
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return pdc.Sort((string[])propertyNames.ToArray(typeof(string)));
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}
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#endregion
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}
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}
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