---
title: "ListItemCollection Methods "
canonical: https://www.graphicsmill.com/docs/gm5/Methods_T_Aurigma_GraphicsMill_WinControls_ListItemCollection.htm
product: "Graphics Mill 5.5 for .NET"
---
This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)
# ListItemCollection Methods
The [ListItemCollection](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ListItemCollection.htm.md) type exposes the following members.
## Methods
| | Name | Description |
| --- | --- | --- |
|  | [Add](https://www.graphicsmill.com/docs/gm5/O_T_Aurigma_GraphicsMill_WinControls_ListItemCollection_Add.htm.md) | Overloaded.
Adds an array of list items into the collection. |
|  | [Clear](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_WinControls_ListItemCollection_Clear.htm.md) | Removes all items from the collection. |
|  | [Contains](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_WinControls_ListItemCollection_Contains_1_674925c8.htm.md) | Determines whether specified list item object is available in the collection. |
|  | [CopyTo](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_WinControls_ListItemCollection_CopyTo_2_5390a9df.htm.md) | Copies list columns into array of [ListColumn](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ListColumn.htm.md) objects. |
|  | [Equals](http://msdn2.microsoft.com/en-us/bsc2ak47) | (Inherited from [Object](http://msdn2.microsoft.com/en-us/e5kfa45b).) |
|  | [Finalize](http://msdn2.microsoft.com/en-us/4k87zsw7) | (Inherited from [Object](http://msdn2.microsoft.com/en-us/e5kfa45b).) |
|  | [GetEnumerator](http://msdn2.microsoft.com/en-us/x280baek) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [GetHashCode](http://msdn2.microsoft.com/en-us/zdee4b3y) | (Inherited from [Object](http://msdn2.microsoft.com/en-us/e5kfa45b).) |
|  | [GetItemsByState](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_WinControls_ListItemCollection_GetItemsByState_3_4ff6e281.htm.md) | Gets an array of list items which have the specified state (e.g. checked, or selected). |
|  | [GetType](http://msdn2.microsoft.com/en-us/dfwy45w9) | (Inherited from [Object](http://msdn2.microsoft.com/en-us/e5kfa45b).) |
|  | [IndexOf](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_WinControls_ListItemCollection_IndexOf_1_674925c8.htm.md) | Returns an index of the specified item in the collection. |
|  | [Insert](https://www.graphicsmill.com/docs/gm5/O_T_Aurigma_GraphicsMill_WinControls_ListItemCollection_Insert.htm.md) | Overloaded.
Inserts items into the collection at the specified index. |
|  | [MemberwiseClone](http://msdn2.microsoft.com/en-us/57ctke0a) | (Inherited from [Object](http://msdn2.microsoft.com/en-us/e5kfa45b).) |
|  | [OnClear](http://msdn2.microsoft.com/en-us/69te8b1k) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [OnClearComplete](http://msdn2.microsoft.com/en-us/2twk8t0t) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [OnInsert](http://msdn2.microsoft.com/en-us/h9d6483z) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [OnInsertComplete](http://msdn2.microsoft.com/en-us/k0xahy38) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [OnRemove](http://msdn2.microsoft.com/en-us/9k4z3bkz) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [OnRemoveComplete](http://msdn2.microsoft.com/en-us/w34922x1) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [OnSet](http://msdn2.microsoft.com/en-us/kxazbfw9) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [OnSetComplete](http://msdn2.microsoft.com/en-us/z2x8khsk) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [OnValidate](http://msdn2.microsoft.com/en-us/z7c3t367) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|  | [Remove](https://www.graphicsmill.com/docs/gm5/O_T_Aurigma_GraphicsMill_WinControls_ListItemCollection_Remove.htm.md) | Overloaded.
Removes items from the collection. |
|  | [RemoveAt](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_WinControls_ListItemCollection_RemoveAt_1_e1836fc4.htm.md) | Removes a list item of the collection at the specified index. |
|  | [Swap](https://www.graphicsmill.com/docs/gm5/O_T_Aurigma_GraphicsMill_WinControls_ListItemCollection_Swap.htm.md) | Overloaded.
Swaps the elements of the list. |
|  | [ToArray](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_WinControls_ListItemCollection_ToArray.htm.md) | Copies all elements of the collection to a new array. |
|  | [ToString](http://msdn2.microsoft.com/en-us/7bxwbwt2) | (Inherited from [Object](http://msdn2.microsoft.com/en-us/e5kfa45b).) |
## Explicit Interface Implementations
| | Name | Description |
| --- | --- | --- |
|   | [IList.Add](http://msdn2.microsoft.com/en-us/bb348854) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|   | [IList.Contains](http://msdn2.microsoft.com/en-us/bb494671) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|   | [ICollection.CopyTo](http://msdn2.microsoft.com/en-us/bb292435) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|   | [IList.IndexOf](http://msdn2.microsoft.com/en-us/bb154824) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|   | [IList.Insert](http://msdn2.microsoft.com/en-us/bb360145) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
|   | [IList.Remove](http://msdn2.microsoft.com/en-us/bb336284) | (Inherited from [CollectionBase](http://msdn2.microsoft.com/en-us/7a03ybbb).) |
## See Also
### Reference
- [ListItemCollection Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ListItemCollection.htm.md)
- [Aurigma.GraphicsMill.WinControls Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WinControls.htm.md)