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cef_task_capi.h
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// Copyright (c) 2024 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// ---------------------------------------------------------------------------
//
// This file was generated by the CEF translator tool and should not edited
// by hand. See the translator.README.txt file in the tools directory for
// more information.
//
// $hash=d6055c4567fec4f3e9c72b0536812f40a97c0c3c$
//
#ifndef CEF_INCLUDE_CAPI_CEF_TASK_CAPI_H_
#define CEF_INCLUDE_CAPI_CEF_TASK_CAPI_H_
#pragma once
#include "include/capi/cef_base_capi.h"
#ifdef __cplusplus
extern "C" {
#endif
///
/// Implement this structure for asynchronous task execution. If the task is
/// posted successfully and if the associated message loop is still running then
/// the execute() function will be called on the target thread. If the task
/// fails to post then the task object may be destroyed on the source thread
/// instead of the target thread. For this reason be cautious when performing
/// work in the task object destructor.
///
typedef struct _cef_task_t {
///
/// Base structure.
///
cef_base_ref_counted_t base;
///
/// Method that will be executed on the target thread.
///
void(CEF_CALLBACK* execute)(struct _cef_task_t* self);
} cef_task_t;
///
/// Structure that asynchronously executes tasks on the associated thread. It is
/// safe to call the functions of this structure on any thread.
///
/// CEF maintains multiple internal threads that are used for handling different
/// types of tasks in different processes. The cef_thread_id_t definitions in
/// cef_types.h list the common CEF threads. Task runners are also available for
/// other CEF threads as appropriate (for example, V8 WebWorker threads).
///
typedef struct _cef_task_runner_t {
///
/// Base structure.
///
cef_base_ref_counted_t base;
///
/// Returns true (1) if this object is pointing to the same task runner as
/// |that| object.
///
int(CEF_CALLBACK* is_same)(struct _cef_task_runner_t* self,
struct _cef_task_runner_t* that);
///
/// Returns true (1) if this task runner belongs to the current thread.
///
int(CEF_CALLBACK* belongs_to_current_thread)(struct _cef_task_runner_t* self);
///
/// Returns true (1) if this task runner is for the specified CEF thread.
///
int(CEF_CALLBACK* belongs_to_thread)(struct _cef_task_runner_t* self,
cef_thread_id_t threadId);
///
/// Post a task for execution on the thread associated with this task runner.
/// Execution will occur asynchronously.
///
int(CEF_CALLBACK* post_task)(struct _cef_task_runner_t* self,
struct _cef_task_t* task);
///
/// Post a task for delayed execution on the thread associated with this task
/// runner. Execution will occur asynchronously. Delayed tasks are not
/// supported on V8 WebWorker threads and will be executed without the
/// specified delay.
///
int(CEF_CALLBACK* post_delayed_task)(struct _cef_task_runner_t* self,
struct _cef_task_t* task,
int64_t delay_ms);
} cef_task_runner_t;
///
/// Returns the task runner for the current thread. Only CEF threads will have
/// task runners. An NULL reference will be returned if this function is called
/// on an invalid thread.
///
CEF_EXPORT cef_task_runner_t* cef_task_runner_get_for_current_thread(void);
///
/// Returns the task runner for the specified CEF thread.
///
CEF_EXPORT cef_task_runner_t* cef_task_runner_get_for_thread(
cef_thread_id_t threadId);
///
/// Returns true (1) if called on the specified thread. Equivalent to using
/// cef_task_runner_t::GetForThread(threadId)->belongs_to_current_thread().
///
CEF_EXPORT int cef_currently_on(cef_thread_id_t threadId);
///
/// Post a task for execution on the specified thread. Equivalent to using
/// cef_task_runner_t::GetForThread(threadId)->PostTask(task).
///
CEF_EXPORT int cef_post_task(cef_thread_id_t threadId, cef_task_t* task);
///
/// Post a task for delayed execution on the specified thread. Equivalent to
/// using cef_task_runner_t::GetForThread(threadId)->PostDelayedTask(task,
/// delay_ms).
///
CEF_EXPORT int cef_post_delayed_task(cef_thread_id_t threadId,
cef_task_t* task,
int64_t delay_ms);
#ifdef __cplusplus
}
#endif
#endif // CEF_INCLUDE_CAPI_CEF_TASK_CAPI_H_