public FlexibleArguments()
{
// Default descriptor for the only real property
var reflPropDesc = TypeDescriptor.GetProperties(this, noCustomTypeDesc: true).Find("PropCount", false);
myProps.Add(reflPropDesc);
// Add some fake properties to start with
// This one has a unit:
myProps.Add(new MyPropertyDescriptor("SomeIntParam", typeof(int), "s"));
var resProp = new MyPropertyDescriptor("SomeCalculationResult", typeof(int));
resProp.AddAttribute(new ReadOnlyAttribute(true));
myProps.Add(resProp);
myProps.Add(new MyPropertyDescriptor("SomeStringParam", typeof(string)));
myProps.Add(new MyPropertyDescriptor("SomeBoolParam", typeof(bool)));
PropCount = (uint)myProps.Count;
}
/// <summary>
/// Creates new or sets existing property of this instance.
/// </summary>
/// <param name="Name">Name of the property.</param>
/// <param name="Value">Value of the property.</param>
/// <param name="ReadOnly">Determines whether the property is read-only.</param>
/// <param name="Description">Description of the property or <c>null</c> if no description is needed.</param>
/// <param name="Category">Category of the property or <c>null</c> if no category is needed.</param>
public void SetProperty( string Name, string Value, bool ReadOnly, string Description, string Category )
{
// Set attributes of this property
ArrayList attributes = new ArrayList();
attributes.Add( new ReadOnlyAttribute(ReadOnly) );
if( Description!= null )
attributes.Add( new DescriptionAttribute(Description) );
if( Category!=null )
attributes.Add( new CategoryAttribute(Category) );
MyPropertyDescriptor desc = new MyPropertyDescriptor( this, Name, Value, ReadOnly, (Attribute[])attributes.ToArray(typeof(Attribute)) );
_properties[Name] = desc;
}
PropertyDescriptorCollection ICustomTypeDescriptor.GetProperties(Attribute[] attributes)
{
MyPropertyDescriptor[] ret = new MyPropertyDescriptor[ _properties.Count ];
int i=0;
foreach( MyPropertyDescriptor desc in _properties.Values )
ret[i++] = desc;
return( new PropertyDescriptorCollection(ret) );
}
public void TestGetPropertyDescriptorKey()
{
// First use AttributePropertyDescriptor and MultiPropertyDescriptor
{
// Make sure that different property descriptor objects with the same Name, Category and Type
// have the same hash code, using PropertyUtils.GetPropertyDescriptorHash().
var attrPropertyDescriptor = new AttributePropertyDescriptor(
"TestName", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"TestCategory", "Test description", false);
var multiPropertyDescriptor = new MultiPropertyDescriptor(attrPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(attrPropertyDescriptor, multiPropertyDescriptor));
// Make sure that null Category names work, too.
attrPropertyDescriptor = new AttributePropertyDescriptor(
"TestName", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
null, "Test description", false);
multiPropertyDescriptor = new MultiPropertyDescriptor(attrPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(attrPropertyDescriptor, multiPropertyDescriptor));
// Make sure that if the Name and Category and identical, that it works with other property
// descriptors who also have identical Name and Category strings. This makes sure that we
// are not using 'xor' between the Name and Category.
attrPropertyDescriptor = new AttributePropertyDescriptor(
"SameName", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"SameName", "Name and Category are the same!", false);
multiPropertyDescriptor = new MultiPropertyDescriptor(attrPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(attrPropertyDescriptor, multiPropertyDescriptor));
var d2 = new AttributePropertyDescriptor(
"AnotherSameName", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"AnotherSameName", "Name and Category are the same!", false);
var m2 = new MultiPropertyDescriptor(d2);
Assert.IsTrue(IsSameHashKey(d2, m2));
Assert.IsTrue(!IsSameHashKey(attrPropertyDescriptor, d2));
// Make sure that if the Name and Category are swapped, that they yield different codes.
attrPropertyDescriptor = new AttributePropertyDescriptor(
"Name1", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"Name2", "Test description", false);
d2 = new AttributePropertyDescriptor(
"Name2", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"Name1", "Test description", false);
Assert.IsTrue(!IsSameHashKey(attrPropertyDescriptor, d2));
}
// Now use a stub property descriptor and MultiPropertyDescriptor
{
// Make sure that different property descriptor objects with the same Name, Category and Type
// have the same hash code, using PropertyUtils.GetPropertyDescriptorHash().
var stubPropertyDescriptor = new MyPropertyDescriptor("TestName", "TestCategory", typeof(string));
var multiPropertyDescriptor = new MultiPropertyDescriptor(stubPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(stubPropertyDescriptor, multiPropertyDescriptor));
// Make sure that null Category names work, too.
stubPropertyDescriptor = new MyPropertyDescriptor("TestName", null, typeof(string));
multiPropertyDescriptor = new MultiPropertyDescriptor(stubPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(stubPropertyDescriptor, multiPropertyDescriptor));
// Make sure that if the Name and Category and identical, that it works with other property
// descriptors who also have identical Name and Category strings. This makes sure that we
// are not using 'xor' between the Name and Category.
stubPropertyDescriptor = new MyPropertyDescriptor("SameName", "SameName", typeof(string));
multiPropertyDescriptor = new MultiPropertyDescriptor(stubPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(stubPropertyDescriptor, multiPropertyDescriptor));
var d2 = new MyPropertyDescriptor("AnotherSameName", "AnotherSameName", typeof(string));
var m2 = new MultiPropertyDescriptor(d2);
Assert.IsTrue(IsSameHashKey(d2, m2));
Assert.IsTrue(!IsSameHashKey(stubPropertyDescriptor, d2));
// Make sure that if the Name and Category are swapped, that they yield different codes.
stubPropertyDescriptor = new MyPropertyDescriptor("Name1", "Name2", typeof(string));
d2 = new MyPropertyDescriptor("Name2", "Name1", typeof(string));
Assert.IsTrue(!IsSameHashKey(stubPropertyDescriptor, d2));
}
}
public void TestGetPropertyDescriptorKey()
{
// First use AttributePropertyDescriptor and MultiPropertyDescriptor
{
// Make sure that different property descriptor objects with the same Name, Category and Type
// have the same hash code, using PropertyUtils.GetPropertyDescriptorHash().
var attrPropertyDescriptor = new AttributePropertyDescriptor(
"TestName", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"TestCategory", "Test description", false);
var multiPropertyDescriptor = new MultiPropertyDescriptor(attrPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(attrPropertyDescriptor, multiPropertyDescriptor));
// Make sure that null Category names work, too.
attrPropertyDescriptor = new AttributePropertyDescriptor(
"TestName", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
null, "Test description", false);
multiPropertyDescriptor = new MultiPropertyDescriptor(attrPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(attrPropertyDescriptor, multiPropertyDescriptor));
// Make sure that if the Name and Category and identical, that it works with other property
// descriptors who also have identical Name and Category strings. This makes sure that we
// are not using 'xor' between the Name and Category.
attrPropertyDescriptor = new AttributePropertyDescriptor(
"SameName", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"SameName", "Name and Category are the same!", false);
multiPropertyDescriptor = new MultiPropertyDescriptor(attrPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(attrPropertyDescriptor, multiPropertyDescriptor));
var d2 = new AttributePropertyDescriptor(
"AnotherSameName", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"AnotherSameName", "Name and Category are the same!", false);
var m2 = new MultiPropertyDescriptor(d2);
Assert.IsTrue(IsSameHashKey(d2, m2));
Assert.IsTrue(!IsSameHashKey(attrPropertyDescriptor, d2));
// Make sure that if the Name and Category are swapped, that they yield different codes.
attrPropertyDescriptor = new AttributePropertyDescriptor(
"Name1", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"Name2", "Test description", false);
d2 = new AttributePropertyDescriptor(
"Name2", new AttributeInfo("TestAttrName", new AttributeType("TestAttrName", typeof(string))),
"Name1", "Test description", false);
Assert.IsTrue(!IsSameHashKey(attrPropertyDescriptor, d2));
}
// Now use a stub property descriptor and MultiPropertyDescriptor
{
// Make sure that different property descriptor objects with the same Name, Category and Type
// have the same hash code, using PropertyUtils.GetPropertyDescriptorHash().
var stubPropertyDescriptor = new MyPropertyDescriptor("TestName", "TestCategory", typeof(string));
var multiPropertyDescriptor = new MultiPropertyDescriptor(stubPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(stubPropertyDescriptor, multiPropertyDescriptor));
// Make sure that null Category names work, too.
stubPropertyDescriptor = new MyPropertyDescriptor("TestName", null, typeof(string));
multiPropertyDescriptor = new MultiPropertyDescriptor(stubPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(stubPropertyDescriptor, multiPropertyDescriptor));
// Make sure that if the Name and Category and identical, that it works with other property
// descriptors who also have identical Name and Category strings. This makes sure that we
// are not using 'xor' between the Name and Category.
stubPropertyDescriptor = new MyPropertyDescriptor("SameName", "SameName", typeof(string));
multiPropertyDescriptor = new MultiPropertyDescriptor(stubPropertyDescriptor);
Assert.IsTrue(IsSameHashKey(stubPropertyDescriptor, multiPropertyDescriptor));
var d2 = new MyPropertyDescriptor("AnotherSameName", "AnotherSameName", typeof(string));
var m2 = new MultiPropertyDescriptor(d2);
Assert.IsTrue(IsSameHashKey(d2, m2));
Assert.IsTrue(!IsSameHashKey(stubPropertyDescriptor, d2));
// Make sure that if the Name and Category are swapped, that they yield different codes.
stubPropertyDescriptor = new MyPropertyDescriptor("Name1", "Name2", typeof(string));
d2 = new MyPropertyDescriptor("Name2", "Name1", typeof(string));
Assert.IsTrue(!IsSameHashKey(stubPropertyDescriptor, d2));
}
}
