public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
{
PropertyDescriptorCollection properties = new PropertyDescriptorCollection(null);
Options options = value as Options;
if (options != null)
{
// Add Global options
properties.Add(new OptionsPropertyDescriptor(options.Global, "Global",
new CategoryAttribute(Category.Global),
new DescriptionAttribute("Global options for the Kopano Outlook Extension.")
));
// Add Features
foreach (Acacia.Features.Feature feature in options.Features)
{
string description = "Shows the registry setting for the feature.";
AcaciaOptionAttribute acacia = feature.GetType().GetCustomAttribute <AcaciaOptionAttribute>();
if (acacia != null)
{
description = acacia.Description;
}
properties.Add(new OptionsPropertyDescriptor(feature, feature.Name,
new CategoryAttribute(Category.Features),
new DescriptionAttribute(description)
));
}
}
return(properties);
}
/// <summary>
/// Creates a grouping attributes
/// </summary>
/// <param name="obj"></param>
public AcaciaPropertyDescriptor(object obj, string name)
:
base(name, new Attribute[0])
{
this._obj = obj;
this._acaciaAttr = null;
this._orig = null;
}
public AcaciaPropertyDescriptor(object obj, AcaciaOptionAttribute acaciaAttr, PropertyDescriptor orig)
:
base(orig)
{
this._obj = obj;
this._acaciaAttr = acaciaAttr;
this._orig = orig;
}
public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
{
PropertyDescriptorCollection allProperties = TypeDescriptor.GetProperties(value);
Dictionary <string, AcaciaPropertyDescriptor> properties = new Dictionary <string, AcaciaPropertyDescriptor>();
// Select all properties with AcaciaOptionAttribute and wrap those
foreach (PropertyDescriptor pd in allProperties)
{
foreach (Attribute attr in pd.Attributes)
{
AcaciaOptionAttribute acaciaAttr = attr as AcaciaOptionAttribute;
if (acaciaAttr != null)
{
// Check if it's supported
if (acaciaAttr.Interface?.IsInstanceOfType(value) == false)
{
continue;
}
properties.Add(pd.Name, new AcaciaPropertyDescriptor(value, acaciaAttr, pd));
break;
}
}
}
// Group by name
PropertyDescriptorCollection root = new PropertyDescriptorCollection(null);
foreach (KeyValuePair <string, AcaciaPropertyDescriptor> entry in properties.ToArray())
{
string[] nameParts = entry.Key.Split(new char[] { '_' }, 2);
if (nameParts.Length == 2)
{
AcaciaPropertyDescriptor parent;
if (!properties.ContainsKey(nameParts[0]))
{
// Add a grouping attribute
parent = new AcaciaPropertyDescriptor(value, nameParts[0]);
properties[nameParts[0]] = parent;
root.Add(parent);
}
else
{
parent = properties[nameParts[0]];
}
parent.MakeChild(entry.Value, nameParts[1]);
}
else
{
root.Add(entry.Value);
}
}
return(root);
}