public virtual KryptonDockingAutoHiddenGroup SwitchDockedCellToAutoHiddenGroupRequest(string uniqueName)
{
// Cannot switch a null reference
if (uniqueName == null)
throw new ArgumentNullException("uniqueName");
// Unique names cannot be zero length
if (uniqueName.Length == 0)
throw new ArgumentException("uniqueName cannot be zero length");
// Does the provided unique name exist and is in the required 'docked' state
if (FindPageLocation(uniqueName) == DockingLocation.Docked)
{
// Grab the dockspace element that we expect to contain the target unique name
KryptonDockingDockspace dockspace = (KryptonDockingDockspace)ExpectPageElement(uniqueName, typeof(KryptonDockingDockspace));
if (dockspace != null)
{
// Does the dockspace currently have the focus?
bool hadFocus = dockspace.DockspaceControl.ContainsFocus;
// Find the sibling auto hidden edge so we can add a new auto hidden group to it later on
KryptonDockingEdgeAutoHidden edgeAutoHidden = dockspace.EdgeAutoHiddenElement;
if (edgeAutoHidden != null)
{
// Grab the set of visible pages in the same cell as the target unique name
KryptonPage[] visiblePages = dockspace.CellVisiblePages(uniqueName);
if (visiblePages.Length > 0)
{
// Use events to determine which pages in the cell should be switched
List<string> switchUniqueNames = new List<string>();
List<KryptonPage> switchPages = new List<KryptonPage>();
foreach (KryptonPage page in visiblePages)
{
CancelUniqueNameEventArgs args = new CancelUniqueNameEventArgs(page.UniqueName, !page.AreFlagsSet(KryptonPageFlags.DockingAllowAutoHidden));
OnPageAutoHiddenRequest(args);
if (!args.Cancel)
{
switchUniqueNames.Add(page.UniqueName);
switchPages.Add(page);
}
}
// Any pages that actually need to be switched?
if (switchPages.Count > 0)
{
using (DockingMultiUpdate update = new DockingMultiUpdate(this))
{
// Convert the pages to placeholders so they can be returned to the same location
string[] uniqueNames = switchUniqueNames.ToArray();
dockspace.PropogateAction(DockingPropogateAction.StorePages, uniqueNames);
// Create a new auto hidden group and add the switch pages into it
KryptonDockingAutoHiddenGroup group = edgeAutoHidden.AppendAutoHiddenGroup();
group.Append(switchPages.ToArray());
// If we had the focus at the start of the process and the dockspace no longer has it...
if (hadFocus && !dockspace.DockspaceControl.ContainsFocus)
{
// ...and focus has not moved to another part of the form...
Form topForm = dockspace.DockspaceControl.FindForm();
if ((topForm != null) && !topForm.ContainsFocus)
{
// ...then shift focus to the auto hidden group placeholder, to ensure the form still has the
// focus and so hovering the mouse over the auto hidden tabs will correctly get them to slide out
KryptonDockingEdgeAutoHidden edge = group.GetParentType(typeof(KryptonDockingEdgeAutoHidden)) as KryptonDockingEdgeAutoHidden;
if (edge != null)
topForm.Focus();
}
}
return group;
}
}
}
}
}
}
return null;
}
