private void UpdatePropertiesPane()
{
if (DocumentPanes.Any() == false)
{
ClearCustomPropertiesPane();
return;
}
var documentPane = DocumentPanes[SelectedDocumentPaneIndex];
if (_customDocumentPaneProperties.ContainsKey(documentPane) == false ||
_customDocumentPaneProperties[documentPane] == null)
{
CustomPropertyPane.Content = null;
PropertyPanes.Remove(CustomPropertyPane);
return;
}
CustomPropertyPane.Content = _customDocumentPaneProperties[documentPane];
if (PropertyPanes.Contains(CustomPropertyPane) == false)
{
PropertyPanes.Add(CustomPropertyPane);
}
FocusPropertyPane(CustomPropertyPane);
}
private void DispatcherUnhandledException(object sender, System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e)
{
if (e.Exception.GetType() != typeof(InvalidOperationException))
{
return;
}
var exception = e.Exception as InvalidOperationException;
if (exception.Message != "Operation is not valid while ItemsSource is in use. Access and modify elements with ItemsControl.ItemsSource instead." ||
exception.Source != "PresentationFramework")
{
return;
}
//Most probably user attempted to close active DocumentPane, so let's do it for him
var pane = DocumentPanes[SelectedDocumentPaneIndex];
DocumentPanes.Remove(pane);
if (_customDocumentPanes.Values.Contains(pane))
{
var customPaneKey = _customDocumentPanes.First(x => x.Value == pane).Key;
_customDocumentPanes.Remove(customPaneKey);
_customDocumentPaneProperties.Remove(pane);
}
e.Handled = true;
}
public void Handle(ShowDocumentPaneMessage message)
{
var paneKey = string.Format("{0}_{1}_{2}", message.Sender.GetType().AssemblyQualifiedName, message.Sender.GetType().FullName, message.Title);
if (_customDocumentPanes.ContainsKey(paneKey) == false || _customDocumentPanes[paneKey] == null)
{
var newPane = new RadPane();
newPane.CanDockInDocumentHost = true;
_customDocumentPanes[paneKey] = newPane;
}
var pane = _customDocumentPanes[paneKey];
pane.Content = message.PaneContent;
pane.Header = message.Title;
if (message.PaneProperties != null)
{
_customDocumentPaneProperties[pane] = message.PaneProperties;
}
if (DocumentPanes.Contains(pane) == false)
{
DocumentPanes.Add(pane);
}
FocusDocumentPane(pane);
}
private void RemoveDocumentPaneByKey(string paneKey)
{
if (_customDocumentPanes.ContainsKey(paneKey) == false)
{
return;
}
var pane = _customDocumentPanes[paneKey];
_customDocumentPaneProperties.Remove(pane);
DocumentPanes.Remove(pane);
_customDocumentPanes.Remove(paneKey);
}
private void FocusDocumentPane(RadPane pane)
{
SelectedDocumentPaneIndex = DocumentPanes.IndexOf(pane);
}
