GCKMediaQueueItem.h 文件
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| typedef NSUInteger GCKMediaQueueItemID |
| kGCKMediaQueueInvalidItemID |
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最后更新时间 (UTC)：2025-07-25。
[null,null,["最后更新时间 (UTC)：2025-07-25。"],[[["\u003cp\u003eThis header file defines the \u003ccode\u003eGCKMediaQueueItem\u003c/code\u003e class for representing items in a media queue and \u003ccode\u003eGCKMediaQueueItemBuilder\u003c/code\u003e for creating them.\u003c/p\u003e\n"],["\u003cp\u003eIt introduces \u003ccode\u003eGCKMediaQueueItemID\u003c/code\u003e, a typedef representing a media queue item's unique identifier.\u003c/p\u003e\n"],["\u003cp\u003eThe constant \u003ccode\u003ekGCKMediaQueueInvalidItemID\u003c/code\u003e signifies an invalid queue item ID.\u003c/p\u003e\n"]]],["This document outlines components for managing media queues. It defines two classes: `GCKMediaQueueItem`, representing a single item in the queue, and `GCKMediaQueueItemBuilder`, used to create `GCKMediaQueueItem` instances. A typedef, `GCKMediaQueueItemID`, is defined as an unsigned integer representing an item's ID. Finally, `kGCKMediaQueueInvalidItemID` is declared as a constant variable, representing an invalid media queue item ID, useful for managing null or empty queue values.\n"],null,["# GCKMediaQueueItem.h File\n\n[Classes](#nested-classes) \\| [Typedefs](#typedef-members) \\| [Variables](#var-members) \nGCKMediaQueueItem.h File Reference \n\n|-------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| Classes ------- ||\n| class | [GCKMediaQueueItem](/cast/docs/reference/ios/interface_g_c_k_media_queue_item) |\n| | A class representing a media queue item. [More...](/cast/docs/reference/ios/interface_g_c_k_media_queue_item#details) |\n| ||\n| class | [GCKMediaQueueItemBuilder](/cast/docs/reference/ios/interface_g_c_k_media_queue_item_builder) |\n| | A builder object for constructing new or derived [GCKMediaQueueItem](/cast/docs/reference/ios/interface_g_c_k_media_queue_item \"A class representing a media queue item. \") instances. [More...](/cast/docs/reference/ios/interface_g_c_k_media_queue_item_builder#details) |\n| ||\n\n|--------------------|-------------------------------------------------------------------------------------------------------------|\n| Typedefs -------- ||\n| typedef NSUInteger | [GCKMediaQueueItemID](/cast/docs/reference/ios/g_c_k_media_queue_item_8h#ac3134c82d5f66be29b2a674059fbefd8) |\n| | A media queue item ID. [More...](#ac3134c82d5f66be29b2a674059fbefd8) |\n| ||\n\n|-------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------|\n| Variables --------- ||\n| const [GCKMediaQueueItemID](/cast/docs/reference/ios/g_c_k_media_queue_item_8h#ac3134c82d5f66be29b2a674059fbefd8) | [kGCKMediaQueueInvalidItemID](/cast/docs/reference/ios/g_c_k_media_queue_item_8h#a200e0d20acf51d47ce1c90ae982bd4e5) |\n| | An invalid queue item ID. [More...](#a200e0d20acf51d47ce1c90ae982bd4e5) |\n| ||\n\nTypedef Documentation\n---------------------\n\n|----------------------------------------|\n| typedef NSUInteger GCKMediaQueueItemID |\n\nA media queue item ID.\n\nSince\n: 4.1\n\nVariable Documentation\n----------------------\n\n|-----------------------------|\n| kGCKMediaQueueInvalidItemID |\n\nAn invalid queue item ID."]]
