/// <summary>
/// Launch the user interface for developer to pick a contract type.
/// </summary>
/// <param name="localAssemblyName">The local assembly name.</param>
/// <param name="referencedAssemblies">The list of referenced assembly names.</param>
/// <param name="editingContext">The editing context.</param>
/// <returns>The contract type selected by user or null if user cancels.</returns>
public static Type SelectContractType(AssemblyName localAssemblyName, IList<AssemblyName> referencedAssemblies, EditingContext editingContext)
{
AssemblyContextControlItem assemblyContextControlItem = new AssemblyContextControlItem { LocalAssemblyName = localAssemblyName, ReferencedAssemblyNames = referencedAssemblies };
TypeBrowser typeBrowser = new TypeBrowser(assemblyContextControlItem, editingContext, FilterFunction);
bool? dialogResult = typeBrowser.ShowDialog(/* owner = */ null);
if (dialogResult.HasValue && dialogResult.Value)
{
return typeBrowser.ConcreteType;
}
else
{
return null;
}
}
public TypeBrowserAutomationPeer(TypeBrowser owner)
: base(owner)
{
}
// return true if KeyDownEvent should be set to handled
bool HandleBrowseType()
{
bool retval = false;
TypeWrapper wrapper = (TypeWrapper)this.typeComboBox.SelectedItem;
if ((wrapper != null && !wrapper.IsTypeDefinition) ||
this.BrowseTypeDirectly)
{
Type result = null;
bool?dialogResult = true;
bool typeIsArray = true;
bool fireEvent = false;
//handle choosing an array of T
if (wrapper != null && typeof(ArrayOf <>) == wrapper.Type)
{
fireEvent = true;
this.RaiseEvent(new RoutedEventArgs(TypePresenter.TypeBrowserOpenedEvent, this));
result = wrapper.Type;
}
else if (wrapper != null && wrapper.DisplayName == NullString)
{
this.Type = null;
return(false);
}
else
{
retval = true;
fireEvent = true;
this.RaiseEvent(new RoutedEventArgs(TypePresenter.TypeBrowserOpenedEvent, this));
TypeBrowser browser = new TypeBrowser(AssemblyContext, this.Context, this.Filter);
SetWindowOwner(browser);
if (this.CenterTypeBrowserDialog)
{
browser.WindowStartupLocation = WindowStartupLocation.CenterScreen;
}
dialogResult = browser.ShowDialog();
if (dialogResult.HasValue && dialogResult.Value)
{
result = browser.ConcreteType;
}
typeIsArray = false;
}
if (dialogResult.HasValue && dialogResult.Value)
{
//user may have chosen generic type (IList)
if (result.IsGenericTypeDefinition)
{
retval = true;
ActivityTypeResolver wnd = new ActivityTypeResolver();
SetWindowOwner(wnd);
wnd.Context = this.Context;
wnd.EditedType = result;
if (this.CenterActivityTypeResolverDialog)
{
wnd.WindowStartupLocation = WindowStartupLocation.CenterScreen;
}
result = (true == wnd.ShowDialog() ? wnd.ConcreteType : null);
}
//if we have a type
if (null != result)
{
//if we have a ArrayOf<some type here>, create actual array type
if (typeIsArray)
{
result = result.GetGenericArguments()[0].MakeArrayType();
}
//add it to the cache
if (!MostRecentlyUsedTypes.Any <Type>(p => Type.Equals(p, result)))
{
MostRecentlyUsedTypes.Add(result);
}
//and return updated result
this.Type = result;
}
else
{
this.Type = this.lastSelection;
}
BindingExpression binding = this.typeComboBox.GetBindingExpression(ComboBox.SelectedItemProperty);
binding.UpdateTarget();
}
else
{
SetComboBoxToLastSelection();
}
if (fireEvent)
{
this.RaiseEvent(new RoutedEventArgs(TypePresenter.TypeBrowserClosedEvent, this));
}
}
return(retval);
}