/// <summary>
/// Checks to see if the Model Element contains errors
/// </summary>
/// <param name="modelElement">Any <see cref="ModelElement"/>. Errors may be reported if the element implements <see cref="IModelErrorOwner"/></param>
/// <param name="useFilter">The filter for the error being displayed. See <see cref="ModelErrorUses"/> for more information.</param>
/// <param name="displayFilter">The <see cref="ModelErrorDisplayFilter"/> filter to determine if errors should be displayed or not.</param>
/// <returns>Returns <see langword="true"/> if the errors are present for the provided filters</returns>
public static bool HasErrors(ModelElement modelElement, ModelErrorUses useFilter, ModelErrorDisplayFilter displayFilter)
{
bool hasError = false;
IModelErrorOwner errorOwner = modelElement as IModelErrorOwner;
if (errorOwner != null)
{
foreach (ModelErrorUsage usage in errorOwner.GetErrorCollection(useFilter))
{
if (ModelError.IsDisplayed(usage.Error, displayFilter))
{
hasError = true;
break;
}
}
}
return(hasError);
}
/// <summary>
/// Helper function to add an error to the task provider
/// when the error display filter changes.
/// </summary>
/// <param name="error"></param>
public static void AddToTaskProvider(ModelError error)
{
if (error.IsDeleted)
{
return;
}
IORMToolTaskProvider taskProvider;
if (null != (taskProvider = ((IORMToolServices)error.Store).TaskProvider) &&
ModelError.IsDisplayed(error, error.Model.ModelErrorDisplayFilter))
{
taskProvider = (error.Store as IORMToolServices).TaskProvider;
IORMToolTaskItem newTask = taskProvider.CreateTask();
newTask.ElementLocator = error as IRepresentModelElements;
newTask.Text = error.ErrorText;
Debug.Assert(error.TaskData == null);
error.TaskData = newTask;
taskProvider.AddTask(newTask);
}
}