public void InitializeTab(TabControl tabControl) { _control = new StateChainsPluginControl(GlueCommands); _tab = new PluginTab(); _tabControl = tabControl; _tab.ClosedByUser += TabClosedByUser; _tab.Text = @" State Chains"; _tab.Controls.Add(_control); _control.Dock = DockStyle.Fill; _tabControl.Controls.Add(_tab); }