/*---------------------------------------------------------------------------------------------

* Copyright (c) Microsoft Corporation. All rights reserved.

* Licensed under the MIT License. See License.txt in the project root for license information.

*--------------------------------------------------------------------------------------------*/

#ifndef KEYMAPPING_H_

#define KEYMAPPING_H_

#include <node_api.h>

#include <string>

#include <vector>

#include "../deps/chromium/keyboard_codes.h"

#if defined(__unix__)

#include <pthread.h>

#endif

namespace vscode_keyboard {

// This structure is used to define the keycode mapping table.

// It is defined here because the unittests need access to it.

typedef struct {

// USB keycode:

// Upper 16-bits: USB Usage Page.

// Lower 16-bits: USB Usage Id: Assigned ID within this usage page.

uint32_t usb_keycode;

// Contains one of the following:

// On Linux: XKB scancode

// On Windows: Windows OEM scancode

// On Mac: Mac keycode

int native_keycode;

// The UIEvents (aka: DOM4Events) |code| value as defined in:

// http://www.w3.org/TR/DOM-Level-3-Events-code/

const char* code;

} KeycodeMapEntry;

typedef struct {

#if defined(_WIN32)

void* listener;

#endif

#if defined(__unix__)

pthread_t tid;

#endif

volatile napi_threadsafe_function tsfn;

} NotificationCallbackData;

napi_value GetKeyMapImpl(napi_env env, napi_callback_info info);

napi_value GetCurrentKeyboardLayoutImpl(napi_env env, napi_callback_info info);

void RegisterKeyboardLayoutChangeListenerImpl(NotificationCallbackData *data);

void DisposeKeyboardLayoutChangeListenerImpl(NotificationCallbackData *data);

napi_value IsISOKeyboardImpl(napi_env env, napi_callback_info info);

void InvokeNotificationCallback(NotificationCallbackData *data);

napi_status napi_set_named_property_string_utf8(napi_env env, napi_value object, const char *utf8_name, const char *value);

napi_status napi_set_named_property_int32(napi_env env, napi_value object, const char *utf8_name, int value);

napi_value napi_fetch_null(napi_env env);

napi_value napi_fetch_undefined(napi_env env);

napi_value napi_fetch_boolean(napi_env env, bool value);

} // namespace vscode_keyboard

#endif // KEYMAPPING_H_