public override bool OnMouseDown(Glyph g, MouseButtons button, Point mouseLoc)
        {
            ToolStripPanelSelectionGlyph glyph = g as ToolStripPanelSelectionGlyph;

            if ((button == MouseButtons.Left) && (glyph != null))
            {
                if (!glyph.IsExpanded)
                {
                    this.ExpandPanel(true);
                    Rectangle bounds = glyph.Bounds;
                    glyph.IsExpanded = true;
                    this.behaviorService.Invalidate(bounds);
                    this.behaviorService.Invalidate(glyph.Bounds);
                }
                else
                {
                    this.relatedControl.Padding = new Padding(0);
                    Rectangle rect = glyph.Bounds;
                    glyph.IsExpanded = false;
                    this.behaviorService.Invalidate(rect);
                    this.behaviorService.Invalidate(glyph.Bounds);
                    ISelectionService service          = (ISelectionService)this.serviceProvider.GetService(typeof(ISelectionService));
                    Component         primarySelection = service.PrimarySelection as Component;
                    if (primarySelection != this.relatedControl.Parent)
                    {
                        if (service != null)
                        {
                            service.SetSelectedComponents(new object[] { this.relatedControl.Parent }, SelectionTypes.Replace);
                        }
                    }
                    else
                    {
                        Control parent = this.relatedControl.Parent;
                        parent.PerformLayout();
                        ((SelectionManager)this.serviceProvider.GetService(typeof(SelectionManager))).Refresh();
                        Point     location   = this.behaviorService.ControlToAdornerWindow(parent);
                        Rectangle rectangle3 = new Rectangle(location, parent.Size);
                        this.behaviorService.Invalidate(rectangle3);
                    }
                }
            }
            return(false);
        }
        public override void OnDragDrop(Glyph g, DragEventArgs e)
        {
            ToolStripPanelSelectionGlyph glyph = g as ToolStripPanelSelectionGlyph;
            bool      flag     = false;
            ArrayList controls = null;

            DropSourceBehavior.BehaviorDataObject data = e.Data as DropSourceBehavior.BehaviorDataObject;
            if (data == null)
            {
                if ((e.Data is DataObject) && (controls == null))
                {
                    IToolboxService service = (IToolboxService)this.serviceProvider.GetService(typeof(IToolboxService));
                    IDesignerHost   host    = this.serviceProvider.GetService(typeof(IDesignerHost)) as IDesignerHost;
                    if ((service != null) && (host != null))
                    {
                        ToolboxItem tool = service.DeserializeToolboxItem(e.Data, host);
                        if (((tool.GetType(host) == typeof(ToolStrip)) || (tool.GetType(host) == typeof(MenuStrip))) || (tool.GetType(host) == typeof(StatusStrip)))
                        {
                            ToolStripPanelDesigner designer = host.GetDesigner(this.relatedControl) as ToolStripPanelDesigner;
                            if (designer != null)
                            {
                                OleDragDropHandler oleDragHandler = designer.GetOleDragHandler();
                                if (oleDragHandler != null)
                                {
                                    oleDragHandler.CreateTool(tool, this.relatedControl, 0, 0, 0, 0, false, false);
                                }
                            }
                        }
                    }
                }
            }
            else
            {
                controls = new ArrayList(data.DragComponents);
                foreach (Component component in controls)
                {
                    ToolStrip strip = component as ToolStrip;
                    if ((strip != null) && (strip.Parent != this.relatedControl))
                    {
                        flag = true;
                        break;
                    }
                }
                if (flag)
                {
                    Control parent = this.relatedControl.Parent;
                    if (parent != null)
                    {
                        try
                        {
                            parent.SuspendLayout();
                            this.ExpandPanel(false);
                            Rectangle bounds = glyph.Bounds;
                            glyph.IsExpanded = true;
                            this.behaviorService.Invalidate(bounds);
                            this.behaviorService.Invalidate(glyph.Bounds);
                            this.ReParentControls(controls, e.Effect == DragDropEffects.Copy);
                        }
                        finally
                        {
                            parent.ResumeLayout(true);
                        }
                    }
                }
                data.CleanupDrag();
            }
        }
 internal Glyph GetGlyph()
 {
     if (this.panel != null)
     {
         if (this.containerSelectorGlyph == null)
         {
             this.behavior = new ToolStripPanelSelectionBehavior(this.panel, base.Component.Site);
             this.containerSelectorGlyph = new ToolStripPanelSelectionGlyph(Rectangle.Empty, Cursors.Default, this.panel, base.Component.Site, this.behavior);
         }
         if (this.panel.Visible)
         {
             return this.containerSelectorGlyph;
         }
     }
     return null;
 }
 internal void ExpandTopPanel()
 {
     if (this.containerSelectorGlyph == null)
     {
         this.behavior = new ToolStripPanelSelectionBehavior(this.panel, base.Component.Site);
         this.containerSelectorGlyph = new ToolStripPanelSelectionGlyph(Rectangle.Empty, Cursors.Default, this.panel, base.Component.Site, this.behavior);
     }
     if ((this.panel != null) && (this.panel.Dock == DockStyle.Top))
     {
         this.panel.Padding = new System.Windows.Forms.Padding(0, 0, 0x19, 0x19);
         this.containerSelectorGlyph.IsExpanded = true;
     }
 }