public static bool RevertMerge (ToolStrip targetToolStrip, ToolStrip sourceToolStrip) { if (sourceToolStrip == null) throw new ArgumentNullException ("sourceToolStrip"); List<ToolStripItem> items_to_move = new List<ToolStripItem> (); // Find every ToolStripItem who's Owner is the source toolstrip // - If it's a TSMI, see if any of the subitems need to be moved back foreach (ToolStripItem tsi in targetToolStrip.Items) { if (tsi.Owner == sourceToolStrip) items_to_move.Add (tsi); else if (tsi is ToolStripMenuItem) foreach (ToolStripItem menuitem in (tsi as ToolStripMenuItem).DropDownItems) foreach (ToolStripMenuItem tsmi in sourceToolStrip.Items) if (menuitem.Owner == tsmi.DropDown) items_to_move.Add (menuitem); } // If we didn't find anything, return false if (items_to_move.Count == 0 && targetToolStrip.HiddenMergedItems.Count == 0) return false; // Put back all the target's items removed in the merge while (targetToolStrip.HiddenMergedItems.Count > 0) { targetToolStrip.RevertMergeItem (targetToolStrip.HiddenMergedItems[0]); targetToolStrip.HiddenMergedItems.RemoveAt (0); } sourceToolStrip.SuspendLayout (); targetToolStrip.SuspendLayout (); // Revert everything while (items_to_move.Count > 0) { sourceToolStrip.RevertMergeItem (items_to_move[0]); items_to_move.Remove (items_to_move[0]); } sourceToolStrip.ResumeLayout (); targetToolStrip.ResumeLayout (); sourceToolStrip.IsCurrentlyMerged = false; targetToolStrip.IsCurrentlyMerged = false; sourceToolStrip.CurrentlyMergedWith = null; targetToolStrip.CurrentlyMergedWith = null; return true; }
public static bool RevertMerge(ToolStrip targetToolStrip, ToolStrip sourceToolStrip) { if (sourceToolStrip == null) { throw new ArgumentNullException("sourceToolStrip"); } List <ToolStripItem> items_to_move = new List <ToolStripItem> (); // Find every ToolStripItem who's Owner is the source toolstrip // - If it's a TSMI, see if any of the subitems need to be moved back foreach (ToolStripItem tsi in targetToolStrip.Items) { if (tsi.Owner == sourceToolStrip) { items_to_move.Add(tsi); } else if (tsi is ToolStripMenuItem) { foreach (ToolStripItem menuitem in (tsi as ToolStripMenuItem).DropDownItems) { foreach (ToolStripMenuItem tsmi in sourceToolStrip.Items) { if (menuitem.Owner == tsmi.DropDown) { items_to_move.Add(menuitem); } } } } } // If we didn't find anything, return false if (items_to_move.Count == 0 && targetToolStrip.HiddenMergedItems.Count == 0) { return(false); } // Put back all the target's items removed in the merge while (targetToolStrip.HiddenMergedItems.Count > 0) { targetToolStrip.RevertMergeItem(targetToolStrip.HiddenMergedItems[0]); targetToolStrip.HiddenMergedItems.RemoveAt(0); } sourceToolStrip.SuspendLayout(); targetToolStrip.SuspendLayout(); // Revert everything while (items_to_move.Count > 0) { sourceToolStrip.RevertMergeItem(items_to_move[0]); items_to_move.Remove(items_to_move[0]); } sourceToolStrip.ResumeLayout(); targetToolStrip.ResumeLayout(); sourceToolStrip.IsCurrentlyMerged = false; targetToolStrip.IsCurrentlyMerged = false; sourceToolStrip.CurrentlyMergedWith = null; targetToolStrip.CurrentlyMergedWith = null; return(true); }