# GCKMediaQueueItem.h File

[Classes](https://developers.google.com/cast/docs/reference/ios/g_c_k_media_queue_item_8h#nested-classes) \| [Typedefs](https://developers.google.com/cast/docs/reference/ios/g_c_k_media_queue_item_8h#typedef-members) \| [Variables](https://developers.google.com/cast/docs/reference/ios/g_c_k_media_queue_item_8h#var-members) GCKMediaQueueItem.h File Reference

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| ## Classes ||
| class | [GCKMediaQueueItem](https://developers.google.com/cast/docs/reference/ios/interface_g_c_k_media_queue_item) |
|   | A class representing a media queue item. [More...](https://developers.google.com/cast/docs/reference/ios/interface_g_c_k_media_queue_item#details) |
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| class | [GCKMediaQueueItemBuilder](https://developers.google.com/cast/docs/reference/ios/interface_g_c_k_media_queue_item_builder) |
|   | A builder object for constructing new or derived [GCKMediaQueueItem](https://developers.google.com/cast/docs/reference/ios/interface_g_c_k_media_queue_item "A class representing a media queue item. ") instances. [More...](https://developers.google.com/cast/docs/reference/ios/interface_g_c_k_media_queue_item_builder#details) |
|   ||

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| ## Typedefs ||
| typedef NSUInteger | [GCKMediaQueueItemID](https://developers.google.com/cast/docs/reference/ios/g_c_k_media_queue_item_8h#ac3134c82d5f66be29b2a674059fbefd8) |
|   | A media queue item ID. [More...](https://developers.google.com/cast/docs/reference/ios/g_c_k_media_queue_item_8h#ac3134c82d5f66be29b2a674059fbefd8) |
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| ## Variables ||
| const [GCKMediaQueueItemID](https://developers.google.com/cast/docs/reference/ios/g_c_k_media_queue_item_8h#ac3134c82d5f66be29b2a674059fbefd8) | [kGCKMediaQueueInvalidItemID](https://developers.google.com/cast/docs/reference/ios/g_c_k_media_queue_item_8h#a200e0d20acf51d47ce1c90ae982bd4e5) |
|   | An invalid queue item ID. [More...](https://developers.google.com/cast/docs/reference/ios/g_c_k_media_queue_item_8h#a200e0d20acf51d47ce1c90ae982bd4e5) |
|   ||

## Typedef Documentation

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| typedef NSUInteger GCKMediaQueueItemID |

A media queue item ID.

Since
:   4.1

## Variable Documentation

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| kGCKMediaQueueInvalidItemID |

An invalid queue item ID.