public void RelocateTab(int fromIndex, int toIndex, bool selectRelocated)
{
object selectedId = TabIds[SelectedIndex];
if (fromIndex != toIndex && toIndex >= 0 && toIndex < Count)
{
lock (_syncRoot)
{
Texts = Texts.Reorder(fromIndex, toIndex);
TabIds = TabIds.Reorder(fromIndex, toIndex);
Widths = Widths.Reorder(fromIndex, toIndex);
Icons = Icons.Reorder(fromIndex, toIndex);
Tags = Tags.Reorder(fromIndex, toIndex);
}
}
if (selectRelocated)
{
SelectedIndex = toIndex;
}
else
{
SelectedIndex = TabIds.IndexOf(selectedId);
}
TabReordered?.Invoke(this);
}
public void AddTab(object tabId = null, string tabText = null, Bitmap icon = null, object tag = null, bool?insertToTheLeft = null, bool select = true)
{
lock (_syncRoot)
{
tabText = tabText ?? GetDefaultText(Count);
var tabIcon = icon ?? DefaultIcon;
int width = getTabWidth(tabText, tabIcon, CloseIcon);
TabIds.Add(tabId);
Texts.Add(tabText);
Icons.Add(tabIcon);
Widths.Add(width);
Tags.Add(tag);
}
OnLayout(new LayoutEventArgs(this, null));
Invalidate();
int index = Count - 1;
TabAdded?.Invoke(this, index);
if (select)
{
SelectedIndex = index;
}
if ((insertToTheLeft ?? AddNewTabsToTheLeft) && index != 0)
{
RelocateTab(index, 0, selectRelocated: select);
}
}
public void RemoveTab(int index)
{
TabRemoving?.Invoke(this, index);
lock (_syncRoot)
{
Texts.RemoveAt(index);
TabIds.RemoveAt(index);
Widths.RemoveAt(index);
Icons.RemoveAt(index);
Tags.RemoveAt(index);
var selectedIndex = SelectedIndex >= index
? SelectedIndex - 1
: SelectedIndex;
selectedIndex = getValidIndex(selectedIndex);
setSelectedIndex(selectedIndex);
}
OnLayout(new LayoutEventArgs(this, null));
Invalidate();
TabRemoved?.Invoke(this);
}
public void ApplyOrderFrom(TabHeaderControl other)
{
lock (_syncRoot)
{
var indices = TabIds.Select(id => other.TabIds.IndexOf(id))
.ToArray();
if (indices.Any(i => i < 0 || i >= Count))
{
return;
}
Texts = Enumerable.Range(0, Count).Select(i => Texts[indices[i]]).ToList();
TabIds = Enumerable.Range(0, Count).Select(i => TabIds[indices[i]]).ToList();
Widths = Enumerable.Range(0, Count).Select(i => Widths[indices[i]]).ToList();
Icons = Enumerable.Range(0, Count).Select(i => Icons[indices[i]]).ToList();
}
Invalidate();
TabReordered?.Invoke(this);
}
internal static void UnregisterWebSocket(WebSocket Socket, string Location, string TabID)
{
Uri Uri = new Uri(Location);
string Resource = Uri.LocalPath;
if (eventsByTabID.TryGetValue(TabID, out TabQueue Queue))
{
lock (Queue)
{
Queue.WebSocket = null;
}
}
lock (locationByTabID)
{
if (locationByTabID.TryGetValue(TabID, out string s) && s == Resource)
{
locationByTabID.Remove(TabID);
}
else
{
return;
}
}
lock (tabIdsByLocation)
{
if (tabIdsByLocation.TryGetValue(Resource, out Dictionary <string, List <KeyValuePair <string, string> > > TabIds))
{
if (TabIds.Remove(TabID) && TabIds.Count == 0)
{
tabIdsByLocation.Remove(Resource);
}
}
}
}
