/// <summary>
/// Cleanly hide a visible Anchorable.
/// </summary>
/// <param name="dockingManager">The Root item DockingManager.</param>
/// <param name="content">Either a View, ViewModel or <see cref="Xceed.Wpf.AvalonDock.Layout.LayoutAnchorable"/>
/// contained in the layout of the DockingManager as an Anchorable.</param>
/// <param name="removeAsActiveContent">If the content is currently active, clear the Active Content of the
/// DockingManager when hidden.</param>
/// <returns>True is successfully hidden, otherwise false.</returns>
public static bool HideAnchorable(this DockingManager dockingManager, object content, bool removeAsActiveContent)
{
if (dockingManager == null)
{
throw new ArgumentNullException(nameof(dockingManager));
}
if (content == null)
{
return(true);
}
LayoutAnchorable anchorable = dockingManager.FindAnchorable(content);
if (anchorable == null)
{
return(false);
}
if (anchorable.IsHidden ||
dockingManager.IsActuallyHidden(anchorable))
{
return(true);
}
if (dockingManager.GetLayoutItemFromModel(anchorable) is LayoutAnchorableItem item)
{
item.HideCommand.Execute(true);
}
if (removeAsActiveContent &&
dockingManager.ActiveContent == anchorable)
{
dockingManager.ActiveContent = null;
}
return(dockingManager.IsActuallyHidden(anchorable));
}
/// <summary>
/// Cleanly show a hidden Anchorable.
/// </summary>
/// <param name="dockingManager">The Root item DockingManager.</param>
/// <param name="content">Either a View, ViewModel or <see cref="Xceed.Wpf.AvalonDock.Layout.LayoutAnchorable"/>
/// contained in the layout of the DockingManager as an Anchorable.</param>
/// <param name="setAsActiveContent">Set the content as the Active Content of the DockingManager when shown.</param>
/// <returns>True is successfully shown, otherwise false.</returns>
public static bool ShowAnchorable(this DockingManager dockingManager, object content, bool setAsActiveContent)
{
if (dockingManager == null)
{
throw new ArgumentNullException(nameof(dockingManager));
}
if (content == null)
{
return(true);
}
LayoutAnchorable anchorable = dockingManager.FindAnchorable(content);
if (anchorable == null)
{
return(false);
}
if (anchorable.IsHidden ||
dockingManager.IsActuallyHidden(anchorable))
{
anchorable.Show();
}
if (setAsActiveContent &&
dockingManager.ActiveContent != anchorable)
{
dockingManager.ActiveContent = anchorable;
}
return(!dockingManager.IsActuallyHidden(anchorable));
}
public static bool FloatAnchorable(this DockingManager dockingManager, object content, bool setAsActiveContent)
{
if (dockingManager == null)
{
throw new ArgumentNullException(nameof(dockingManager));
}
LayoutAnchorable anchorable = dockingManager.FindAnchorable(content);
bool shown = dockingManager.ShowAnchorable(anchorable, setAsActiveContent);
LayoutItem item = dockingManager.GetLayoutItemFromModel(anchorable);
if (shown && !anchorable.IsFloating && item != null)
{
item.FloatCommand.Execute(true);
}
return(anchorable.IsFloating);
}
