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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
import { Domain } from "chrome://remote/content/cdp/domains/Domain.sys.mjs";
export class Input extends Domain {
// commands
/**
* Simulate key events.
*
* @param {object} options
* - autoRepeat (not supported)
* - code (not supported)
* - key
* - isKeypad (not supported)
* - location (not supported)
* - modifiers
* - text (not supported)
* - type
* - unmodifiedText (not supported)
* - windowsVirtualKeyCode
* - nativeVirtualKeyCode (not supported)
* - keyIdentifier (not supported)
* - isSystemKey (not supported)
*/
async dispatchKeyEvent(options = {}) {
// missing code, text, unmodifiedText, autorepeat, location, iskeypad
const { key, modifiers, type, windowsVirtualKeyCode } = options;
const { alt, ctrl, meta, shift } = Input.Modifier;
let domType;
if (type == "keyDown" || type == "rawKeyDown") {
// 'rawKeyDown' is passed as type by puppeteer for all non-text keydown events:
// See https://github.com/GoogleChrome/puppeteer/blob/2d99d85976dcb28cc6e3bad4b6a00cd61a67a2cf/lib/Input.js#L52
// For now we simply map rawKeyDown to keydown.
domType = "keydown";
} else if (type == "keyUp" || type == "char") {
// 'char' is fired as a single key event. Behind the scenes it will trigger keydown,
// keypress and keyup. `domType` will only be used as the event to wait for.
domType = "keyup";
} else {
throw new Error(`Unknown key event type ${type}`);
}
const { browser } = this.session.target;
const browserWindow = browser.ownerGlobal;
const EventUtils = this._getEventUtils(browserWindow);
const eventId = await this.executeInChild(
"_addContentEventListener",
domType
);
if (type == "char") {
// type == "char" is used when doing `await page.keyboard.type( 'I’m a list' );`
// the ’ character will be calling dispatchKeyEvent only once with type=char.
EventUtils.synthesizeKey(key, {}, browserWindow);
} else {
// Non printable keys should be prefixed with `KEY_`
const eventUtilsKey = key.length == 1 ? key : "KEY_" + key;
const eventInfo = {
keyCode: windowsVirtualKeyCode,
type: domType,
altKey: !!(modifiers & alt),
ctrlKey: !!(modifiers & ctrl),
metaKey: !!(modifiers & meta),
shiftKey: !!(modifiers & shift),
};
EventUtils.synthesizeKey(eventUtilsKey, eventInfo, browserWindow);
}
await this.executeInChild("_waitForContentEvent", eventId);
}
/**
* Simulate mouse events.
*
* @param {object} options
* @param {string} options.type
* @param {number} options.x
* @param {number} options.y
* @param {number} options.modifiers
* @param {number} options.timestamp [Not Supported]
* @param {string} options.button
* @param {number} options.buttons [Not Supported]
* @param {string} options.clickCount
* @param {number} options.deltaX [Not Supported]
* @param {number} options.deltaY [Not Supported]
* @param {string} options.pointerType [Not Supported]
*/
async dispatchMouseEvent(options = {}) {
const { button, clickCount, modifiers, type, x, y } = options;
const { alt, ctrl, meta, shift } = Input.Modifier;
let domType;
if (type === "mousePressed") {
domType = "mousedown";
} else if (type === "mouseReleased") {
domType = "mouseup";
} else if (type === "mouseMoved") {
domType = "mousemove";
} else {
throw new Error(`Mouse type is not supported: ${type}`);
}
if (domType === "mousedown" && button === "right") {
domType = "contextmenu";
}
const buttonID = Input.Button[button] || Input.Button.left;
const { browser } = this.session.target;
const currentWindow = browser.ownerGlobal;
const EventUtils = this._getEventUtils(currentWindow);
const eventId = await this.executeInChild(
"_addContentEventListener",
domType
);
EventUtils.synthesizeMouse(browser, x, y, {
type: domType,
button: buttonID,
clickCount: clickCount || 1,
altKey: !!(modifiers & alt),
ctrlKey: !!(modifiers & ctrl),
metaKey: !!(modifiers & meta),
shiftKey: !!(modifiers & shift),
});
await this.executeInChild("_waitForContentEvent", eventId);
}
/**
* Memoized EventUtils getter.
*/
_getEventUtils(win) {
if (!this._eventUtils) {
this._eventUtils = {
window: win,
parent: win,
_EU_Ci: Ci,
_EU_Cc: Cc,
};
Services.scriptloader.loadSubScript(
"chrome://remote/content/external/EventUtils.js",
this._eventUtils
);
}
return this._eventUtils;
}
}
Input.Button = {
left: 0,
middle: 1,
right: 2,
back: 3,
forward: 4,
};
Input.Modifier = {
alt: 1,
ctrl: 2,
meta: 4,
shift: 8,
};
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