private static IList <SnoopMethodInformation> GetMethodInfos(object o)
{
if (o == null)
{
return(new ObservableCollection <SnoopMethodInformation>());
}
var t = o.GetType();
var methods = t.GetMethods(BindingFlags.Instance | BindingFlags.Public | BindingFlags.InvokeMethod);
var methodsToReturn = new List <SnoopMethodInformation>();
foreach (var method in methods)
{
if (method.IsSpecialName)
{
continue;
}
var info = new SnoopMethodInformation(method);
info.MethodName = method.Name;
methodsToReturn.Add(info);
}
methodsToReturn.Sort();
return(methodsToReturn);
}
private void SetNullReturnType(SnoopMethodInformation selectedMethod)
{
if (selectedMethod.MethodInfo.ReturnType == typeof(void))
{
this.resultStringContainer.Visibility = this.resultProperties.Visibility = Visibility.Collapsed;
}
else
{
this.resultProperties.Visibility = Visibility.Collapsed;
this.resultStringContainer.Visibility = Visibility.Visible;
this.textBlockResult.Text = string.Empty;
this.textBlockResultLabel.Text = "Method evaluated to null";
this.textBlockResult.Visibility = Visibility.Collapsed;
}
}
private void ComboBoxMethodChanged(object sender, EventArgs e)
{
var selectedMethod = this.comboBoxMethods.SelectedValue as SnoopMethodInformation;
if (selectedMethod == null || this.Target == null)
{
return;
}
var parameters = selectedMethod.GetParameters(this.Target.GetType());
this.itemsControlParameters.ItemsSource = parameters;
this.parametersContainer.Visibility = parameters.Count == 0 ? Visibility.Collapsed : Visibility.Visible;
this.resultProperties.Visibility = this.resultStringContainer.Visibility = Visibility.Collapsed;
this.previousMethodInformation = selectedMethod;
}
private void TryToInvokeMethod(SnoopMethodInformation selectedMethod, object[] parameters)
{
try
{
var returnValue = selectedMethod.MethodInfo.Invoke(this.Target, parameters);
if (returnValue == null)
{
this.SetNullReturnType(selectedMethod);
return;
}
else
{
this.resultStringContainer.Visibility = this.textBlockResult.Visibility = this.textBlockResultLabel.Visibility = Visibility.Visible;
}
this.textBlockResultLabel.Text = "Result as string: ";
this.textBlockResult.Text = returnValue.ToString();
var properties = returnValue.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public);
//var properties = PropertyInformation.GetAllProperties(returnValue, new Attribute[] { new PropertyFilterAttribute(PropertyFilterOptions.All) });
if (properties.Length == 0)
{
this.resultProperties.Visibility = Visibility.Collapsed;
}
else
{
this.resultProperties.Visibility = Visibility.Visible;
this.propertyInspector.RootTarget = returnValue;
}
}
catch (Exception exception)
{
ErrorDialog.ShowDialog(exception, $"Error invoking method '{selectedMethod.MethodName}'", exceptionAlreadyHandled: true);
}
}