dialogpackage.src.vaadin-dialog-utils.js Maven / Gradle / Ivy

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/**
 * @license
 * Copyright (c) 2017 - 2024 Vaadin Ltd.
 * This program is available under Apache License Version 2.0, available at https://vaadin.com/license/
 */

/**
 * Checks if the argument is a touch event and if so, returns a first touch.
 * Otherwise, if the mouse event was passed, returns it as is.
 * @param {!MouseEvent | !TouchEvent} e
 * @return {!MouseEvent | !Touch}
 * @protected
 */
export function getMouseOrFirstTouchEvent(e) {
  return e.touches ? e.touches[0] : e;
}

/**
 * Checks whether a mouse or touch event is in window.
 * @param {!MouseEvent | !TouchEvent} e
 * @return {boolean}
 * @protected
 */
export function eventInWindow(e) {
  return e.clientX >= 0 && e.clientX <= window.innerWidth && e.clientY >= 0 && e.clientY <= window.innerHeight;
}