268 lines
8.6 KiB
JavaScript
Executable File
268 lines
8.6 KiB
JavaScript
Executable File
/**
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* jQuery Context Menu Plugin
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* Cory S.N. LaViska
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* A Beautiful Site ({@link https://abeautifulsite.net/})
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* Modified by Alexis Deveria
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*
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* More info: {@link https://abeautifulsite.net/2008/09/jquery-context-menu-plugin/}
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*
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* @module jQueryContextMenu
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* @todo Update to latest version and adapt (and needs jQuery update as well): {@link https://github.com/swisnl/jQuery-contextMenu}
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* @version 1.01
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*
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* @license
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* Terms of Use
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*
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* This plugin is dual-licensed under the GNU General Public License
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* and the MIT License and is copyright A Beautiful Site, LLC.
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*
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*/
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import {isMac} from '../browser.js';
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/**
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* @callback module:jQueryContextMenu.jQueryContextMenuListener
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* @param {string} href The `href` value after the first character (for bypassing an initial `#`)
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* @param {external:jQuery} srcElement The wrapped jQuery srcElement
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* @param {{x: Float, y: Float, docX: Float, docY: Float}} coords
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*/
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/**
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* @typedef {PlainObject} module:jQueryContextMenu.jQueryContextMenuConfig
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* @property {string} menu
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* @property {Float} inSpeed
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* @property {Float} outSpeed
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* @property {boolean} allowLeft
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*/
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/**
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* Adds {@link external:jQuery.fn.contextMenu},
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* {@link external:jQuery.fn.disableContextMenuItems},
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* {@link external:jQuery.fn.enableContextMenuItems},
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* {@link external:jQuery.fn.disableContextMenu},
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* {@link external:jQuery.fn.enableContextMenu},
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* {@link external:jQuery.fn.destroyContextMenu}.
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* @function module:jQueryContextMenu.jQueryContextMenu
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* @param {external:jQuery} $ The jQuery object to wrap (with `contextMenu`, `disableContextMenuItems`, `enableContextMenuItems`, `disableContextMenu`, `enableContextMenu`, `destroyContextMenu`)
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* @returns {external:jQuery}
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*/
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function jQueryContextMenu ($) {
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const win = $(window);
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const doc = $(document);
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$.extend($.fn, {
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/**
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* @memberof external:jQuery.fn
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* @param {module:jQueryContextMenu.jQueryContextMenuConfig} o
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* @param {module:jQueryContextMenu.jQueryContextMenuListener} listener
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* @returns {external:jQuery}
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*/
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contextMenu (o, listener) {
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// Defaults
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if (o.menu === undefined) return false;
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if (o.inSpeed === undefined) o.inSpeed = 150;
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if (o.outSpeed === undefined) o.outSpeed = 75;
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// 0 needs to be -1 for expected results (no fade)
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if (o.inSpeed === 0) o.inSpeed = -1;
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if (o.outSpeed === 0) o.outSpeed = -1;
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// Loop each context menu
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$(this).each(function () {
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const el = $(this);
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const offset = $(el).offset();
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const menu = $('#' + o.menu);
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// Add contextMenu class
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menu.addClass('contextMenu');
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// Simulate a true right click
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$(this).bind('mousedown', function (evt) {
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$(this).mouseup(function (e) {
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const srcElement = $(this);
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srcElement.unbind('mouseup');
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if (!(evt.button === 2 || o.allowLeft ||
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(evt.ctrlKey && isMac()))) {
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return undefined;
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}
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e.stopPropagation();
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// Hide context menus that may be showing
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$('.contextMenu').hide();
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// Get this context menu
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if (el.hasClass('disabled')) return false;
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// Detect mouse position
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let x = e.pageX, y = e.pageY;
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const xOff = win.width() - menu.width(),
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yOff = win.height() - menu.height();
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if (x > xOff - 15) x = xOff - 15;
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if (y > yOff - 30) y = yOff - 30; // 30 is needed to prevent scrollbars in FF
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// Show the menu
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doc.unbind('click');
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menu.css({top: y, left: x}).fadeIn(o.inSpeed);
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// Hover events
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menu.find('A').mouseover(function () {
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menu.find('LI.hover').removeClass('hover');
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$(this).parent().addClass('hover');
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}).mouseout(function () {
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menu.find('LI.hover').removeClass('hover');
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});
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// Keyboard
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doc.keypress(function (ev) {
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switch (ev.keyCode) {
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case 38: // up
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if (!menu.find('LI.hover').length) {
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menu.find('LI:last').addClass('hover');
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} else {
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menu.find('LI.hover').removeClass('hover').prevAll('LI:not(.disabled)').eq(0).addClass('hover');
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if (!menu.find('LI.hover').length) menu.find('LI:last').addClass('hover');
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}
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break;
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case 40: // down
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if (!menu.find('LI.hover').length) {
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menu.find('LI:first').addClass('hover');
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} else {
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menu.find('LI.hover').removeClass('hover').nextAll('LI:not(.disabled)').eq(0).addClass('hover');
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if (!menu.find('LI.hover').length) menu.find('LI:first').addClass('hover');
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}
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break;
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case 13: // enter
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menu.find('LI.hover A').trigger('click');
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break;
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case 27: // esc
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doc.trigger('click');
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break;
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}
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});
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// When items are selected
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menu.find('A').unbind('mouseup');
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menu.find('LI:not(.disabled) A').mouseup(function () {
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doc.unbind('click').unbind('keypress');
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$('.contextMenu').hide();
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if (listener) {
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listener($(this).attr('href').substr(1), $(srcElement), {
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x: x - offset.left, y: y - offset.top, docX: x, docY: y
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});
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}
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return false;
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});
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// Hide bindings
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setTimeout(function () { // Delay for Mozilla
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doc.click(function () {
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doc.unbind('click').unbind('keypress');
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menu.fadeOut(o.outSpeed);
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return false;
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});
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}, 0);
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return undefined;
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});
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});
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// Disable text selection
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if ($.browser.mozilla) {
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$('#' + o.menu).each(function () { $(this).css({MozUserSelect: 'none'}); });
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} else if ($.browser.msie) {
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$('#' + o.menu).each(function () { $(this).bind('selectstart.disableTextSelect', function () { return false; }); });
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} else {
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$('#' + o.menu).each(function () { $(this).bind('mousedown.disableTextSelect', function () { return false; }); });
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}
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// Disable browser context menu (requires both selectors to work in IE/Safari + FF/Chrome)
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$(el).add($('UL.contextMenu')).bind('contextmenu', function () { return false; });
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});
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return $(this);
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},
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/**
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* Disable context menu items on the fly.
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* @memberof external:jQuery.fn
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* @param {undefined|string} o Comma-separated
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* @returns {external:jQuery}
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*/
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disableContextMenuItems (o) {
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if (o === undefined) {
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// Disable all
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$(this).find('LI').addClass('disabled');
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return $(this);
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}
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$(this).each(function () {
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if (o !== undefined) {
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const d = o.split(',');
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for (let i = 0; i < d.length; i++) {
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$(this).find('A[href="' + d[i] + '"]').parent().addClass('disabled');
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}
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}
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});
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return $(this);
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},
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/**
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* Enable context menu items on the fly.
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* @memberof external:jQuery.fn
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* @param {undefined|string} o Comma-separated
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* @returns {external:jQuery}
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*/
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enableContextMenuItems (o) {
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if (o === undefined) {
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// Enable all
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$(this).find('LI.disabled').removeClass('disabled');
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return $(this);
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}
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$(this).each(function () {
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if (o !== undefined) {
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const d = o.split(',');
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for (let i = 0; i < d.length; i++) {
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$(this).find('A[href="' + d[i] + '"]').parent().removeClass('disabled');
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}
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}
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});
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return $(this);
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},
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/**
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* Disable context menu(s).
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* @memberof external:jQuery.fn
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* @returns {external:jQuery}
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*/
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disableContextMenu () {
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$(this).each(function () {
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$(this).addClass('disabled');
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});
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return $(this);
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},
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/**
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* Enable context menu(s).
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* @memberof external:jQuery.fn
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* @returns {external:jQuery}
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*/
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enableContextMenu () {
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$(this).each(function () {
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$(this).removeClass('disabled');
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});
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return $(this);
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},
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/**
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* Destroy context menu(s).
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* @memberof external:jQuery.fn
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* @returns {external:jQuery}
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*/
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destroyContextMenu () {
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// Destroy specified context menus
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$(this).each(function () {
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// Disable action
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$(this).unbind('mousedown').unbind('mouseup');
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});
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return $(this);
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}
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});
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return $;
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}
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export default jQueryContextMenu;
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