// IsExpanded DP
private static void OnIsExpandedChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e)
{
SubPropertyEditor theThis = obj as SubPropertyEditor;
if (theThis == null)
{
return;
}
bool newIsExpanded = (bool)e.NewValue;
PropertyEntry containedProperty = theThis.PropertyEntry;
// Store the new expansion state
if (containedProperty != null)
{
PropertyState state = PropertyStateContainer.Instance.GetPropertyState(
ModelUtilities.GetCachedSubPropertyHierarchyPath(containedProperty));
state.SubPropertiesExpanded = newIsExpanded;
}
// If we are expanded but we never exposed the sub-properties to anyone before,
// fire a signal saying that a list of sub-properties may be now available, so that
// UI DataBindings refresh themselves
if (newIsExpanded == true &&
theThis._exposedSubProperties == false)
{
theThis.FireSubPropertiesListChangedEvents();
}
}
// Properties
// PropertyEntry DP
// When the displayed PropertyEntry changes, make sure we update the UI and hook into the
// new PropertyEntry's notification mechanism
private static void OnPropertyEntryChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e)
{
SubPropertyEditor theThis = obj as SubPropertyEditor;
if (theThis == null)
{
return;
}
PropertyEntry oldValue = e.OldValue as PropertyEntry;
if (oldValue != null)
{
oldValue.PropertyValue.RootValueChanged -= new EventHandler(theThis.OnPropertyValueRootValueChanged);
}
PropertyEntry newValue = e.NewValue as PropertyEntry;
if (newValue != null)
{
newValue.PropertyValue.RootValueChanged += new EventHandler(theThis.OnPropertyValueRootValueChanged);
}
theThis.RefreshVisuals();
}
public SubPropertyEditorAutomationPeer(SubPropertyEditor editor)
: base(editor)
{
_editor = editor;
// Hook into the VisualsChanged event so that this peer can invalidate
// itself appropriately
if (editor != null)
{
editor.VisualsChanged += new EventHandler(OnEditorVisualsChanged);
}
_children = new List<AutomationPeer>();
}
// CurrentQuickType DP
// This method gets called when the DP changes
private static void OnCurrentQuickTypeChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e)
{
SubPropertyEditor theThis = obj as SubPropertyEditor;
if (theThis == null)
{
return;
}
if (theThis._ignoreInternalChanges)
{
return;
}
theThis._quickTypeView.MoveCurrentTo(e.NewValue);
theThis.ExpandSubProperties();
theThis.FireSubPropertiesListChangedEvents();
}