/// <summary></summary>
/// <param name="newValue"></param>
/// <param name="oldValue"></param>
protected virtual void OnCommandsChanged(PpsUICommandCollection newValue, PpsUICommandCollection oldValue)
{
if (oldValue != null)
{
oldValue.CollectionChanged -= Commands_CollectionChanged;
}
if (newValue != null)
{
newValue.CollectionChanged += Commands_CollectionChanged;
}
UpdateCommands();
} // proc OnCommandsChanged
#pragma warning restore CS1591 // Missing XML comment for publicly visible type or member
#region -- Ctor/Dtor --------------------------------------------------------------
/// <summary></summary>
public PpsGenericWpfControl()
: base()
{
// initialize commands
var commands = new PpsUICommandCollection
{
AddLogicalChildHandler = AddLogicalChild,
RemoveLogicalChildHandler = RemoveLogicalChild
};
SetValue(commandsPropertyKey, commands);
Focusable = false;
} // ctor
public PpsNavigatorDataModel(PpsNavigatorPane pane, PpsUICommandCollection globalCommands, PpsUICommandCollection listCommands, PpsUICommandCollection itemCommands)
: base(pane.PaneHost.PaneManager.Shell)
{
this.pane = pane ?? throw new ArgumentNullException(nameof(pane));
this.globalCommands = globalCommands ?? throw new ArgumentNullException(nameof(globalCommands));
this.listCommands = listCommands ?? throw new ArgumentNullException(nameof(listCommands));
this.itemCommands = itemCommands ?? throw new ArgumentNullException(nameof(itemCommands));
// view source
viewSource = new CollectionViewSource {
Source = Environment.Views
};
viewSource.Filter += FilterView;
viewSource.SortDescriptions.Add(new SortDescription(nameof(PpsViewDefinition.DisplayName), ListSortDirection.Ascending));
viewSource.View.MoveCurrentTo(null);
// actions
Environment.Actions.CollectionChanged += Actions_CollectionChanged;
RefreshItems();
RefreshActions();
} // ctor
