void OnRootCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
if (e.NewStartingIndex == -1 || e.NewItems == null)
{
goto case NotifyCollectionChangedAction.Reset;
}
AddSection(e);
break;
case NotifyCollectionChangedAction.Remove:
if (e.OldStartingIndex == -1)
{
goto case NotifyCollectionChangedAction.Reset;
}
RemoveSection(e);
break;
case NotifyCollectionChangedAction.Replace: // no support on Android.
case NotifyCollectionChangedAction.Move:
case NotifyCollectionChangedAction.Reset:
FillProxy();
_adapter.NotifyDataSetChanged();
break;
}
}
/// <summary>
/// Ons the element property changed.
/// </summary>
/// <param name="sender">Sender.</param>
/// <param name="e">E.</param>
protected override void OnElementPropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
base.OnElementPropertyChanged(sender, e);
if (e.PropertyName == SettingsView.SeparatorColorProperty.PropertyName) {
UpdateSeparatorColor();
Control.InvalidateItemDecorations();
}
else if (e.PropertyName == SettingsView.BackgroundColorProperty.PropertyName) {
UpdateBackgroundColor();
}
else if (e.PropertyName == TableView.RowHeightProperty.PropertyName) {
UpdateRowHeight();
}
else if (e.PropertyName == SettingsView.UseDescriptionAsValueProperty.PropertyName) {
_adapter.NotifyDataSetChanged();
}
else if (e.PropertyName == SettingsView.SelectedColorProperty.PropertyName) {
//_adapter.NotifyDataSetChanged();
}
else if (e.PropertyName == SettingsView.ShowSectionTopBottomBorderProperty.PropertyName) {
//_adapter.NotifyDataSetChanged();
Control.InvalidateItemDecorations();
}
else if (e.PropertyName == TableView.HasUnevenRowsProperty.PropertyName) {
_adapter.NotifyDataSetChanged();
}
else if (e.PropertyName == SettingsView.ScrollToTopProperty.PropertyName){
UpdateScrollToTop();
}
else if (e.PropertyName == SettingsView.ScrollToBottomProperty.PropertyName){
UpdateScrollToBottom();
}
}
void UpdateRowHeight()
{
if (Element.RowHeight == -1) {
Element.RowHeight = 60;
}
else {
_adapter?.NotifyDataSetChanged();
}
}