public override object EditValue(ITypeDescriptorContext typeDescriptorContext, IServiceProvider serviceProvider, object value)
{
if (typeDescriptorContext == null)
throw new ArgumentNullException("typeDescriptorContext");
if (serviceProvider == null)
throw new ArgumentNullException("serviceProvider");
object returnVal = value;
this.editorService = (IWindowsFormsEditorService)serviceProvider.GetService(typeof(IWindowsFormsEditorService));
if (editorService != null)
{
ITypeFilterProvider typeFilterProvider = null;
TypeFilterProviderAttribute typeFilterProvAttr = null;
if (typeDescriptorContext.PropertyDescriptor != null && typeDescriptorContext.PropertyDescriptor.Attributes != null)
typeFilterProvAttr = typeDescriptorContext.PropertyDescriptor.Attributes[typeof(TypeFilterProviderAttribute)] as TypeFilterProviderAttribute;
if (typeFilterProvAttr != null)
{
ITypeProvider typeProvider = serviceProvider.GetService(typeof(ITypeProvider)) as ITypeProvider;
if (typeProvider == null)
throw new Exception(SR.GetString(SR.General_MissingService, typeof(ITypeProvider).FullName));
Type typeFilterProviderType = Type.GetType(typeFilterProvAttr.TypeFilterProviderTypeName);
//typeProvider.GetType(typeFilterProvAttr.TypeFilterProviderTypeName);
if (typeFilterProviderType != null)
typeFilterProvider = Activator.CreateInstance(typeFilterProviderType, new object[] { serviceProvider }) as ITypeFilterProvider;
}
if (typeFilterProvider == null)
typeFilterProvider = ((typeDescriptorContext.Instance is object[]) ? ((object[])typeDescriptorContext.Instance)[0] : typeDescriptorContext.Instance) as ITypeFilterProvider;
if (typeFilterProvider == null)
typeFilterProvider = value as ITypeFilterProvider;
if (typeFilterProvider == null)
{
IReferenceService rs = serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
if (rs != null)
{
IComponent baseComponent = rs.GetComponent(typeDescriptorContext.Instance);
if (baseComponent is ITypeFilterProvider)
typeFilterProvider = baseComponent as ITypeFilterProvider;
}
}
if (typeFilterProvider == null)
{
typeFilterProvider = typeDescriptorContext.PropertyDescriptor as ITypeFilterProvider;
}
string oldTypeName = value as string;
if (value != null && typeDescriptorContext.PropertyDescriptor.PropertyType != typeof(string) && typeDescriptorContext.PropertyDescriptor.Converter != null && typeDescriptorContext.PropertyDescriptor.Converter.CanConvertTo(typeof(string)))
oldTypeName = typeDescriptorContext.PropertyDescriptor.Converter.ConvertTo(typeDescriptorContext, CultureInfo.CurrentCulture, value, typeof(string)) as string;
using (TypeBrowserDialog dlg = new TypeBrowserDialog(serviceProvider, typeFilterProvider as ITypeFilterProvider, oldTypeName))
{
if (DialogResult.OK == editorService.ShowDialog(dlg))
{
if (typeDescriptorContext.PropertyDescriptor.PropertyType == typeof(Type))
returnVal = dlg.SelectedType;
else if (typeDescriptorContext.PropertyDescriptor.PropertyType == typeof(string))
returnVal = dlg.SelectedType.FullName;
else if (typeDescriptorContext.PropertyDescriptor.Converter != null && typeDescriptorContext.PropertyDescriptor.Converter.CanConvertFrom(typeDescriptorContext, typeof(string)))
returnVal = typeDescriptorContext.PropertyDescriptor.Converter.ConvertFrom(typeDescriptorContext, CultureInfo.CurrentCulture, dlg.SelectedType.FullName);
}
}
}
return returnVal;
}
private void BrowseAndSelectType(DataGridViewCell currentCell)
{
bool doneSelectingType = false;
while (!doneSelectingType)
{
using (TypeBrowserDialog typeBrowserDialog = new TypeBrowserDialog(
this.ServiceProvider as IServiceProvider, new ParameterTypeFilterProvider(), "System.String"))
{
doneSelectingType = TrySelectType(typeBrowserDialog, currentCell);
}
}
}
bool TrySelectType(TypeBrowserDialog typeBrowserDialog, DataGridViewCell cell)
{
typeBrowserDialog.ShowDialog();
if (typeBrowserDialog.SelectedType != null)
{
if (!ParameterTypeFilterProvider.IsValidType(typeBrowserDialog.SelectedType))
{
DesignerHelpers.ShowMessage(this.ServiceProvider, SR2.GetString(SR2.InvalidParameterType,
typeBrowserDialog.SelectedType), DR.GetString(DR.WorkflowDesignerTitle), MessageBoxButtons.OK,
MessageBoxIcon.Error, MessageBoxDefaultButton.Button1);
return false;
}
AddToTypeList(typeBrowserDialog.SelectedType);
}
typeChooserCellItem.ChosenType = typeBrowserDialog.SelectedType;
cell.Value = typeBrowserDialog.SelectedType;
return true;
}
void ImportContractButtonClicked(object sender, EventArgs e)
{
using (TypeBrowserDialog typeBrowserDialog = new TypeBrowserDialog(serviceProvider as IServiceProvider, new ServiceContractsTypeFilterProvider(), "System.String"))
{
typeBrowserDialog.ShowDialog();
if (typeBrowserDialog.SelectedType != null)
{
ServiceContractListItem contractItem = new ServiceContractListItem(this.operationsListBox);
contractItem.Validating += new CancelEventHandler(ServiceContractValidating);
contractItem.Name = typeBrowserDialog.SelectedType.FullName;
contractItem.ContractType = typeBrowserDialog.SelectedType;
contractItem.IsCustomContract = false;
CancelEventArgs cancelEventArgs = new CancelEventArgs();
contractItem.Validating.Invoke(contractItem, cancelEventArgs);
if (cancelEventArgs.Cancel)
{
return;
}
AddServiceContract(contractItem);
ImportContract(typeBrowserDialog.SelectedType);
}
}
}
