internal static FrameworkElement GetTypeEditor(PropertyItem propertyItem
, EditorDefinitionCollection editorDefinitions
)
{
FrameworkElement editor = null;
//first check for an attribute editor
if (editor == null)
{
editor = PropertyGridUtilities.GetAttibuteEditor(propertyItem);
}
//now look for a custom editor based on editor definitions
if (editor == null)
{
editor = PropertyGridUtilities.GetCustomEditor(propertyItem, editorDefinitions);
}
//guess we have to use the default editor
if (editor == null)
{
editor = PropertyGridUtilities.CreateDefaultEditor(propertyItem);
}
return(editor);
}
internal FrameworkElement GenerateChildrenEditorElement(PropertyItem propertyItem)
{
FrameworkElement editorElement = null;
DescriptorPropertyDefinitionBase pd = propertyItem.DescriptorDefinition;
object definitionKey = null;
Type definitionKeyAsType = definitionKey as Type;
ITypeEditor editor = null;
if (editor == null)
{
editor = pd.CreateAttributeEditor();
}
if (editor != null)
{
editorElement = editor.ResolveEditor(propertyItem);
}
if (editorElement == null && definitionKey == null)
{
editorElement = this.GenerateCustomEditingElement(propertyItem.PropertyDescriptor.Name, propertyItem);
}
if (editorElement == null && definitionKeyAsType == null)
{
editorElement = this.GenerateCustomEditingElement(propertyItem.PropertyType, propertyItem);
}
foreach (var edef in this.PropertyContainer.EditorDefinitions.Where(x => x.HasAttribute != null))
{
if (propertyItem.PropertyDescriptor.Attributes.Cast <Attribute>().Any(x => x.GetType() == edef.HasAttribute))
{
return(edef.GenerateEditingElementInternal(propertyItem));
}
}
if (editorElement == null)
{
if (pd.IsReadOnly)
{
editor = new TextBlockEditor();
}
// Fallback: Use a default type editor.
if (editor == null)
{
editor = (definitionKeyAsType != null)
? PropertyGridUtilities.CreateDefaultEditor(definitionKeyAsType, null)
: pd.CreateDefaultEditor();
}
Debug.Assert(editor != null);
editorElement = editor.ResolveEditor(propertyItem);
}
return(editorElement);
}
internal FrameworkElement GenerateChildrenEditorElement(PropertyItem propertyItem)
{
FrameworkElement editorElement = null;
DescriptorPropertyDefinitionBase pd = propertyItem.DescriptorDefinition;
object definitionKey = null;
Type definitionKeyAsType = definitionKey as Type;
ITypeEditor editor = null;
if (editor == null)
{
editor = pd.CreateAttributeEditor();
}
if (editor != null)
{
editorElement = editor.ResolveEditor(propertyItem);
}
if ((editorElement == null) && (definitionKey == null) && (propertyItem.PropertyDescriptor != null))
{
editorElement = this.GenerateCustomEditingElement(propertyItem.PropertyDescriptor.Name, propertyItem);
}
if (editorElement == null && definitionKeyAsType == null)
{
editorElement = this.GenerateCustomEditingElement(propertyItem.PropertyType, propertyItem);
}
if (editorElement == null)
{
if (propertyItem.IsReadOnly &&
!ListUtilities.IsListOfItems(propertyItem.PropertyType) &&
!ListUtilities.IsCollectionOfItems(propertyItem.PropertyType) &&
!ListUtilities.IsDictionaryOfItems(propertyItem.PropertyType))
{
editor = new TextBlockEditor((propertyItem.PropertyDescriptor != null) ? propertyItem.PropertyDescriptor.Converter : null);
}
// Fallback: Use a default type editor.
if (editor == null)
{
editor = (definitionKeyAsType != null)
? PropertyGridUtilities.CreateDefaultEditor(definitionKeyAsType, null, propertyItem)
: pd.CreateDefaultEditor(propertyItem);
}
Debug.Assert(editor != null);
editorElement = editor.ResolveEditor(propertyItem);
}
return(editorElement);
}
private FrameworkElement GenerateChildrenEditorElement(PropertyItem propertyItem)
{
FrameworkElement editorElement = null;
DescriptorPropertyDefinitionBase pd = propertyItem.DescriptorDefinition;
object definitionKey = null;
Type definitionKeyAsType = definitionKey as Type;
ITypeEditor editor = null;
if (pd.IsReadOnly)
{
editor = new TextBlockEditor();
}
if (editor == null)
{
editor = pd.CreateAttributeEditor();
}
if (editor != null)
{
editorElement = editor.ResolveEditor(propertyItem);
}
if (editorElement == null && definitionKey == null)
{
editorElement = this.GenerateCustomEditingElement(propertyItem.PropertyDescriptor.Name, propertyItem);
}
if (editorElement == null && definitionKeyAsType == null)
{
editorElement = this.GenerateCustomEditingElement(propertyItem.PropertyType, propertyItem);
}
if (editorElement == null)
{
// Fallback: Use a default type editor.
if (editor == null)
{
editor = (definitionKeyAsType != null)
? PropertyGridUtilities.CreateDefaultEditor(definitionKeyAsType, null)
: pd.CreateDefaultEditor();
}
Debug.Assert(editor != null);
editorElement = editor.ResolveEditor(propertyItem);
}
return(editorElement);
}
internal override ITypeEditor CreateDefaultEditor(PropertyItem propertyItem)
{
return(PropertyGridUtilities.CreateDefaultEditor(PropertyDescriptor.PropertyType, PropertyDescriptor.Converter, propertyItem));
}
protected override ITypeEditor CreateDefaultEditor()
{
return(PropertyGridUtilities.CreateDefaultEditor(PropertyDescriptor.PropertyType, PropertyDescriptor.Converter));
}