// Copyright (c) 2024 Marshall A. Greenblatt. All rights reserved.
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// $hash=944e04f8c3213981c3955d6b5ede036b887d4d9e$
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#ifndef CEF_INCLUDE_CAPI_CEF_TASK_MANAGER_CAPI_H_
#define CEF_INCLUDE_CAPI_CEF_TASK_MANAGER_CAPI_H_
#pragma once

#include "include/capi/cef_base_capi.h"

#ifdef __cplusplus
extern "C" {
#endif

///
/// Structure that facilitates managing the browser-related tasks. The functions
/// of this structure may only be called on the UI thread.
///
typedef struct _cef_task_manager_t {
  ///
  /// Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  /// Returns the number of tasks currently tracked by the task manager. Returns
  /// 0 if the function was called from the incorrect thread.
  ///
  size_t(CEF_CALLBACK* get_tasks_count)(struct _cef_task_manager_t* self);

  ///
  /// Gets the list of task IDs currently tracked by the task manager. Tasks
  /// that share the same process id will always be consecutive. The list will
  /// be sorted in a way that reflects the process tree: the browser process
  /// will be first, followed by the gpu process if it exists. Related processes
  /// (e.g., a subframe process and its parent) will be kept together if
  /// possible. Callers can expect this ordering to be stable when a process is
  /// added or removed. The task IDs are unique within the application lifespan.
  /// Returns false (0) if the function was called from the incorrect thread.
  ///
  int(CEF_CALLBACK* get_task_ids_list)(struct _cef_task_manager_t* self,
                                       size_t* task_idsCount,
                                       int64_t* task_ids);

  ///
  /// Gets information about the task with |task_id|. Returns true (1) if the
  /// information about the task was successfully retrieved and false (0) if the
  /// |task_id| is invalid or the function was called from the incorrect thread.
  ///
  int(CEF_CALLBACK* get_task_info)(struct _cef_task_manager_t* self,
                                   int64_t task_id,
                                   struct _cef_task_info_t* info);

  ///
  /// Attempts to terminate a task with |task_id|. Returns false (0) if the
  /// |task_id| is invalid, the call is made from an incorrect thread, or if the
  /// task cannot be terminated.
  ///
  int(CEF_CALLBACK* kill_task)(struct _cef_task_manager_t* self,
                               int64_t task_id);
} cef_task_manager_t;

///
/// Returns the global task manager object. Returns nullptr if the function was
/// called from the incorrect thread.
///
CEF_EXPORT cef_task_manager_t* cef_task_manager_get(void);

#ifdef __cplusplus
}
#endif

#endif  // CEF_INCLUDE_CAPI_CEF_TASK_MANAGER_CAPI_H_