/// <summary>
/// Notifies the tool that configuration has completed
/// </summary>
public void OnCompleted()
{
//var configPage = Pages != null && Pages.Count > 0 ? Pages[0] : null;
//if (configPage != null && configPage.Content is FrameworkElement)
//{
// var configViewModel = (configPage.Content as FrameworkElement).DataContext as QueryViewModel;
if (configViewModel != null)
{
// Updates saved configuration.
if (savedConfiguration == null)
savedConfiguration = new QueryViewModel(configViewModel);
else
savedConfiguration.ApplyChanges(configViewModel);
// Updates tool DataContext with savedConfiguration.
if (toolView != null)
{
var toolViewModel = toolView.DataContext as QueryViewModel;
if (toolViewModel == null)
{
toolViewModel = savedConfiguration != null ? new QueryViewModel(savedConfiguration) : new QueryViewModel();
toolView.DataContext = toolViewModel;
}
else if (savedConfiguration != null)
toolViewModel.ApplyChanges(savedConfiguration);
// Updates default/selection on each query expression.
toolViewModel.ResetExpressions();
}
}
//}
}
/// <summary>
/// Initializes the query tool based on a configuration string
/// </summary>
/// <param name="configData"></param>
public void LoadConfiguration(string configData)
{
if (!string.IsNullOrEmpty(configData))
{
using (MemoryStream memoryStream = new MemoryStream(Encoding.UTF8.GetBytes(configData)))
{
DataContractSerializer xmlSerializer = new DataContractSerializer(typeof(QueryViewModel));
memoryStream.Position = 0;
savedConfiguration = (QueryViewModel)xmlSerializer.ReadObject(memoryStream);
memoryStream.Close();
}
}
}
public void SaveState()
{
savedState = new QueryViewModel();
savedState.ApplyChanges(this);
}
/// <summary>
/// Updates properties of current object with properties of source object.
/// </summary>
/// <param name="source"></param>
public void ApplyChanges(QueryViewModel source)
{
CopyAllSettings(source);
}
/// <summary>
/// Copy constructor for the QueryViewModel object.
/// </summary>
/// <param name="source"></param>
public QueryViewModel(QueryViewModel source)
{
CopyAllSettings(source);
}
/// <summary>
/// Updates serializable properties with values from another QueryViewModel.
/// </summary>
/// <param name="source">The source QueryViewModel.</param>
private void CopyAllSettings(QueryViewModel source)
{
if (source == null) return;
enableReset = false;
ServiceUrl = source.ServiceUrl;
UseProxy = source.UseProxy;
enableReset = true;
IsConnected = source.IsConnected;
QueryTitle = source.QueryTitle;
ObservableCollection<ExpressionViewModel> expressions = new ObservableCollection<ExpressionViewModel>();
if (source.QueryExpressions != null)
{
foreach (ExpressionViewModel e in source.queryExpressions)
{
ExpressionViewModel newExp = e.Clone();
expressions.Add(newExp);
}
}
QueryExpressions = expressions;
OutFields = source.OutFields != null ?
new ObservableCollection<OutField>(from o in source.OutFields select o.Clone()) :
new ObservableCollection<OutField>();
AutoEnableDataGrid = source.AutoEnableDataGrid;
AutoPinResults = source.AutoPinResults;
AutoZoomToResults = source.AutoZoomToResults;
UseServiceRenderer = source.UseServiceRenderer;
}
