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https://github.com/zadam/trilium.git
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632 lines
20 KiB
JavaScript
632 lines
20 KiB
JavaScript
/*******************************************************************************
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* jquery.ui-contextmenu.js plugin.
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*
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* jQuery plugin that provides a context menu (based on the jQueryUI menu widget).
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*
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* @see https://github.com/mar10/jquery-ui-contextmenu
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*
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* Copyright (c) 2013-2017, Martin Wendt (http://wwWendt.de). Licensed MIT.
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*/
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(function( factory ) {
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"use strict";
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if ( typeof define === "function" && define.amd ) {
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// AMD. Register as an anonymous module.
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define([ "jquery", "jquery-ui/ui/widgets/menu" ], factory );
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} else {
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// Browser globals
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factory( jQuery );
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}
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}(function( $ ) {
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"use strict";
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var supportSelectstart = "onselectstart" in document.createElement("div"),
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match = $.ui.menu.version.match(/^(\d)\.(\d+)/),
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uiVersion = {
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major: parseInt(match[1], 10),
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minor: parseInt(match[2], 10)
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},
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isLTE110 = ( uiVersion.major < 2 && uiVersion.minor <= 10 ),
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isLTE111 = ( uiVersion.major < 2 && uiVersion.minor <= 11 );
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$.widget("moogle.contextmenu", {
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version: "@VERSION",
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options: {
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addClass: "ui-contextmenu", // Add this class to the outer <ul>
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closeOnWindowBlur: true, // Close menu when window loses focus
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autoFocus: false, // Set keyboard focus to first entry on open
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autoTrigger: true, // open menu on browser's `contextmenu` event
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delegate: null, // selector
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hide: { effect: "fadeOut", duration: "fast" },
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ignoreParentSelect: true, // Don't trigger 'select' for sub-menu parents
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menu: null, // selector or jQuery pointing to <UL>, or a definition hash
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position: null, // popup positon
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preventContextMenuForPopup: false, // prevent opening the browser's system
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// context menu on menu entries
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preventSelect: false, // disable text selection of target
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show: { effect: "slideDown", duration: "fast" },
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taphold: false, // open menu on taphold events (requires external plugins)
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uiMenuOptions: {}, // Additional options, used when UI Menu is created
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// Events:
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beforeOpen: $.noop, // menu about to open; return `false` to prevent opening
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blur: $.noop, // menu option lost focus
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close: $.noop, // menu was closed
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create: $.noop, // menu was initialized
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createMenu: $.noop, // menu was initialized (original UI Menu)
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focus: $.noop, // menu option got focus
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open: $.noop, // menu was opened
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select: $.noop // menu option was selected; return `false` to prevent closing
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},
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/** Constructor */
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_create: function() {
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var cssText, eventNames, targetId,
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opts = this.options;
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this.$headStyle = null;
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this.$menu = null;
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this.menuIsTemp = false;
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this.currentTarget = null;
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this.extraData = {};
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this.previousFocus = null;
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if (opts.delegate == null) {
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$.error("ui-contextmenu: Missing required option `delegate`.");
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}
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if (opts.preventSelect) {
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// Create a global style for all potential menu targets
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// If the contextmenu was bound to `document`, we apply the
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// selector relative to the <body> tag instead
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targetId = ($(this.element).is(document) ? $("body")
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: this.element).uniqueId().attr("id");
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cssText = "#" + targetId + " " + opts.delegate + " { " +
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"-webkit-user-select: none; " +
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"-khtml-user-select: none; " +
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"-moz-user-select: none; " +
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"-ms-user-select: none; " +
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"user-select: none; " +
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"}";
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this.$headStyle = $("<style class='moogle-contextmenu-style' />")
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.prop("type", "text/css")
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.appendTo("head");
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try {
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this.$headStyle.html(cssText);
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} catch ( e ) {
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// issue #47: fix for IE 6-8
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this.$headStyle[0].styleSheet.cssText = cssText;
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}
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// TODO: the selectstart is not supported by FF?
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if (supportSelectstart) {
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this.element.on("selectstart" + this.eventNamespace, opts.delegate,
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function(event) {
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event.preventDefault();
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});
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}
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}
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this._createUiMenu(opts.menu);
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eventNames = "contextmenu" + this.eventNamespace;
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if (opts.taphold) {
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eventNames += " taphold" + this.eventNamespace;
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}
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this.element.on(eventNames, opts.delegate, $.proxy(this._openMenu, this));
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},
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/** Destructor, called on $().contextmenu("destroy"). */
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_destroy: function() {
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this.element.off(this.eventNamespace);
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this._createUiMenu(null);
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if (this.$headStyle) {
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this.$headStyle.remove();
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this.$headStyle = null;
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}
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},
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/** (Re)Create jQuery UI Menu. */
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_createUiMenu: function(menuDef) {
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var ct, ed,
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opts = this.options;
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// Remove temporary <ul> if any
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if (this.isOpen()) {
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// #58: 'replaceMenu' in beforeOpen causing select: to lose ui.target
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ct = this.currentTarget;
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ed = this.extraData;
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// close without animation, to force async mode
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this._closeMenu(true);
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this.currentTarget = ct;
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this.extraData = ed;
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}
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if (this.menuIsTemp) {
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this.$menu.remove(); // this will also destroy ui.menu
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} else if (this.$menu) {
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this.$menu
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.menu("destroy")
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.removeClass(this.options.addClass)
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.hide();
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}
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this.$menu = null;
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this.menuIsTemp = false;
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// If a menu definition array was passed, create a hidden <ul>
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// and generate the structure now
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if ( !menuDef ) {
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return;
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} else if ($.isArray(menuDef)) {
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this.$menu = $.moogle.contextmenu.createMenuMarkup(menuDef);
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this.menuIsTemp = true;
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}else if ( typeof menuDef === "string" ) {
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this.$menu = $(menuDef);
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} else {
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this.$menu = menuDef;
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}
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// Create - but hide - the jQuery UI Menu widget
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this.$menu
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.hide()
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.addClass(opts.addClass)
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// Create a menu instance that delegates events to our widget
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.menu($.extend(true, {}, opts.uiMenuOptions, {
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items: "> :not(.ui-widget-header)",
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blur: $.proxy(opts.blur, this),
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create: $.proxy(opts.createMenu, this),
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focus: $.proxy(opts.focus, this),
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select: $.proxy(function(event, ui) {
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// User selected a menu entry
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var retval,
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isParent = $.moogle.contextmenu.isMenu(ui.item),
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actionHandler = ui.item.data("actionHandler");
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ui.cmd = ui.item.attr("data-command");
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ui.target = $(this.currentTarget);
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ui.extraData = this.extraData;
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// ignore clicks, if they only open a sub-menu
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if ( !isParent || !opts.ignoreParentSelect) {
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retval = this._trigger.call(this, "select", event, ui);
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if ( actionHandler ) {
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retval = actionHandler.call(this, event, ui);
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}
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if ( retval !== false ) {
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this._closeMenu.call(this);
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}
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event.preventDefault();
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}
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}, this)
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}));
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},
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/** Open popup (called on 'contextmenu' event). */
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_openMenu: function(event, recursive) {
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var res, promise, ui,
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opts = this.options,
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posOption = opts.position,
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self = this,
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manualTrigger = !!event.isTrigger;
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if ( !opts.autoTrigger && !manualTrigger ) {
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// ignore browser's `contextmenu` events
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return;
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}
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// Prevent browser from opening the system context menu
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event.preventDefault();
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this.currentTarget = event.target;
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this.extraData = event._extraData || {};
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ui = { menu: this.$menu, target: $(this.currentTarget), extraData: this.extraData,
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originalEvent: event, result: null };
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if ( !recursive ) {
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res = this._trigger("beforeOpen", event, ui);
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promise = (ui.result && $.isFunction(ui.result.promise)) ? ui.result : null;
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ui.result = null;
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if ( res === false ) {
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this.currentTarget = null;
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return false;
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} else if ( promise ) {
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// Handler returned a Deferred or Promise. Delay menu open until
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// the promise is resolved
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promise.done(function() {
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self._openMenu(event, true);
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});
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this.currentTarget = null;
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return false;
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}
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ui.menu = this.$menu; // Might have changed in beforeOpen
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}
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// Register global event handlers that close the dropdown-menu
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$(document).on("keydown" + this.eventNamespace, function(event) {
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if ( event.which === $.ui.keyCode.ESCAPE ) {
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self._closeMenu();
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}
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}).on("mousedown" + this.eventNamespace + " touchstart" + this.eventNamespace,
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function(event) {
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// Close menu when clicked outside menu
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if ( !$(event.target).closest(".ui-menu-item").length ) {
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self._closeMenu();
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}
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});
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$(window).on("blur" + this.eventNamespace, function(event) {
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if ( opts.closeOnWindowBlur ) {
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self._closeMenu();
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}
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});
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// required for custom positioning (issue #18 and #13).
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if ($.isFunction(posOption)) {
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posOption = posOption(event, ui);
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}
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posOption = $.extend({
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my: "left top",
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at: "left bottom",
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// if called by 'open' method, event does not have pageX/Y
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of: (event.pageX === undefined) ? event.target : event,
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collision: "fit"
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}, posOption);
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// Update entry statuses from callbacks
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this._updateEntries(this.$menu);
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// Finally display the popup
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this.$menu
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.show() // required to fix positioning error
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.css({
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position: "absolute",
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left: 0,
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top: 0
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}).position(posOption)
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.hide(); // hide again, so we can apply nice effects
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if ( opts.preventContextMenuForPopup ) {
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this.$menu.on("contextmenu" + this.eventNamespace, function(event) {
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event.preventDefault();
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});
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}
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this._show(this.$menu, opts.show, function() {
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var $first;
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// Set focus to first active menu entry
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if ( opts.autoFocus ) {
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self.previousFocus = $(event.target);
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// self.$menu.focus();
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$first = self.$menu
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.children("li.ui-menu-item")
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.not(".ui-state-disabled")
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.first();
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self.$menu.menu("focus", null, $first).focus();
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}
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self._trigger.call(self, "open", event, ui);
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});
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},
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/** Close popup. */
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_closeMenu: function(immediately) {
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var self = this,
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hideOpts = immediately ? false : this.options.hide,
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ui = { menu: this.$menu, target: $(this.currentTarget), extraData: this.extraData };
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// Note: we don't want to unbind the 'contextmenu' event
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$(document)
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.off("mousedown" + this.eventNamespace)
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.off("touchstart" + this.eventNamespace)
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.off("keydown" + this.eventNamespace);
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$(window)
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.off("blur" + this.eventNamespace);
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self.currentTarget = null; // issue #44 after hide animation is too late
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self.extraData = {};
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if ( this.$menu ) { // #88: widget might have been destroyed already
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this.$menu
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.off("contextmenu" + this.eventNamespace);
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this._hide(this.$menu, hideOpts, function() {
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if ( self.previousFocus ) {
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self.previousFocus.focus();
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self.previousFocus = null;
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}
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self._trigger("close", null, ui);
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});
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} else {
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self._trigger("close", null, ui);
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}
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},
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/** Handle $().contextmenu("option", key, value) calls. */
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_setOption: function(key, value) {
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switch (key) {
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case "menu":
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this.replaceMenu(value);
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break;
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}
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$.Widget.prototype._setOption.apply(this, arguments);
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},
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/** Return ui-menu entry (<LI> tag). */
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_getMenuEntry: function(cmd) {
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return this.$menu.find("li[data-command=" + cmd + "]");
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},
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/** Close context menu. */
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close: function() {
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if (this.isOpen()) {
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this._closeMenu();
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}
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},
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/* Apply status callbacks when menu is opened. */
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_updateEntries: function() {
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var self = this,
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ui = {
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menu: this.$menu, target: $(this.currentTarget), extraData: this.extraData };
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$.each(this.$menu.find(".ui-menu-item"), function(i, o) {
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var $entry = $(o),
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fn = $entry.data("disabledHandler"),
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res = fn ? fn({ type: "disabled" }, ui) : null;
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ui.item = $entry;
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ui.cmd = $entry.attr("data-command");
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// Evaluate `disabled()` callback
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if ( res != null ) {
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self.enableEntry(ui.cmd, !res);
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self.showEntry(ui.cmd, res !== "hide");
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}
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// Evaluate `title()` callback
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fn = $entry.data("titleHandler"),
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res = fn ? fn({ type: "title" }, ui) : null;
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if ( res != null ) {
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self.setTitle(ui.cmd, "" + res);
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}
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// Evaluate `tooltip()` callback
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fn = $entry.data("tooltipHandler"),
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res = fn ? fn({ type: "tooltip" }, ui) : null;
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if ( res != null ) {
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$entry.attr("title", "" + res);
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}
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});
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},
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/** Enable or disable the menu command. */
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enableEntry: function(cmd, flag) {
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this._getMenuEntry(cmd).toggleClass("ui-state-disabled", (flag === false));
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},
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/** Return ui-menu entry (LI tag) as jQuery object. */
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getEntry: function(cmd) {
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return this._getMenuEntry(cmd);
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},
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/** Return ui-menu entry wrapper as jQuery object.
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UI 1.10: this is the <a> tag inside the LI
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UI 1.11: this is the LI istself
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UI 1.12: this is the <div> tag inside the LI
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*/
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getEntryWrapper: function(cmd) {
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return this._getMenuEntry(cmd).find(">[role=menuitem]").addBack("[role=menuitem]");
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},
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/** Return Menu element (UL). */
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getMenu: function() {
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return this.$menu;
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},
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/** Return true if menu is open. */
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isOpen: function() {
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// return this.$menu && this.$menu.is(":visible");
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return !!this.$menu && !!this.currentTarget;
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},
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/** Open context menu on a specific target (must match options.delegate)
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* Optional `extraData` is passed to event handlers as `ui.extraData`.
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*/
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open: function(targetOrEvent, extraData) {
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// Fake a 'contextmenu' event
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extraData = extraData || {};
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var isEvent = (targetOrEvent && targetOrEvent.type && targetOrEvent.target),
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event = isEvent ? targetOrEvent : {},
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target = isEvent ? targetOrEvent.target : targetOrEvent,
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e = jQuery.Event("contextmenu", {
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target: $(target).get(0),
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pageX: event.pageX,
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pageY: event.pageY,
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originalEvent: isEvent ? targetOrEvent : undefined,
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_extraData: extraData
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});
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return this.element.trigger(e);
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},
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/** Replace the menu altogether. */
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replaceMenu: function(data) {
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this._createUiMenu(data);
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},
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/** Redefine a whole menu entry. */
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setEntry: function(cmd, entry) {
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var $ul,
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$entryLi = this._getMenuEntry(cmd);
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if (typeof entry === "string") {
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window.console && window.console.warn(
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"setEntry(cmd, t) with a plain string title is deprecated since v1.18." +
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"Use setTitle(cmd, '" + entry + "') instead.");
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return this.setTitle(cmd, entry);
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}
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$entryLi.empty();
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entry.cmd = entry.cmd || cmd;
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$.moogle.contextmenu.createEntryMarkup(entry, $entryLi);
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if ($.isArray(entry.children)) {
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$ul = $("<ul/>").appendTo($entryLi);
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$.moogle.contextmenu.createMenuMarkup(entry.children, $ul);
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}
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// #110: jQuery UI 1.12: refresh only works when this class is not set:
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$entryLi.removeClass("ui-menu-item");
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this.getMenu().menu("refresh");
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},
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/** Set icon (pass null to remove). */
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setIcon: function(cmd, icon) {
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return this.updateEntry(cmd, { uiIcon: icon });
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},
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/** Set title. */
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setTitle: function(cmd, title) {
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return this.updateEntry(cmd, { title: title });
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},
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// /** Set tooltip (pass null to remove). */
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// setTooltip: function(cmd, tooltip) {
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// this._getMenuEntry(cmd).attr("title", tooltip);
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// },
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/** Show or hide the menu command. */
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showEntry: function(cmd, flag) {
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this._getMenuEntry(cmd).toggle(flag !== false);
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},
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/** Redefine selective attributes of a menu entry. */
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updateEntry: function(cmd, entry) {
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var $icon, $wrapper,
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$entryLi = this._getMenuEntry(cmd);
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if ( entry.title !== undefined ) {
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$.moogle.contextmenu.updateTitle($entryLi, "" + entry.title);
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}
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if ( entry.tooltip !== undefined ) {
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if ( entry.tooltip === null ) {
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$entryLi.removeAttr("title");
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} else {
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$entryLi.attr("title", entry.tooltip);
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}
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}
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if ( entry.uiIcon !== undefined ) {
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$wrapper = this.getEntryWrapper(cmd),
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$icon = $wrapper.find("span.ui-icon").not(".ui-menu-icon");
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$icon.remove();
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if ( entry.uiIcon ) {
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$wrapper.append($("<span class='ui-icon' />").addClass(entry.uiIcon));
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}
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}
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if ( entry.hide !== undefined ) {
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$entryLi.toggle(!entry.hide);
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} else if ( entry.show !== undefined ) {
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// Note: `show` is an undocumented variant. `hide: false` is preferred
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$entryLi.toggle(!!entry.show);
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}
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// if ( entry.isHeader !== undefined ) {
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// $entryLi.toggleClass("ui-widget-header", !!entry.isHeader);
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// }
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if ( entry.data !== undefined ) {
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$entryLi.data(entry.data);
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}
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|
|
// Set/clear class names, but handle ui-state-disabled separately
|
|
if ( entry.disabled === undefined ) {
|
|
entry.disabled = $entryLi.hasClass("ui-state-disabled");
|
|
}
|
|
if ( entry.setClass ) {
|
|
if ( $entryLi.hasClass("ui-menu-item") ) {
|
|
entry.setClass += " ui-menu-item";
|
|
}
|
|
$entryLi.removeClass();
|
|
$entryLi.addClass(entry.setClass);
|
|
} else if ( entry.addClass ) {
|
|
$entryLi.addClass(entry.addClass);
|
|
}
|
|
$entryLi.toggleClass("ui-state-disabled", !!entry.disabled);
|
|
// // #110: jQuery UI 1.12: refresh only works when this class is not set:
|
|
// $entryLi.removeClass("ui-menu-item");
|
|
// this.getMenu().menu("refresh");
|
|
}
|
|
});
|
|
|
|
/*
|
|
* Global functions
|
|
*/
|
|
$.extend($.moogle.contextmenu, {
|
|
/** Convert a menu description into a into a <li> content. */
|
|
createEntryMarkup: function(entry, $parentLi) {
|
|
var $wrapper = null;
|
|
|
|
$parentLi.attr("data-command", entry.cmd);
|
|
|
|
if ( !/[^\-\u2014\u2013\s]/.test( entry.title ) ) {
|
|
// hyphen, em dash, en dash: separator as defined by UI Menu 1.10
|
|
$parentLi.text(entry.title);
|
|
} else {
|
|
if ( isLTE110 ) {
|
|
// jQuery UI Menu 1.10 or before required an `<a>` tag
|
|
$wrapper = $("<a/>", {
|
|
html: "" + entry.title,
|
|
href: "#"
|
|
}).appendTo($parentLi);
|
|
|
|
} else if ( isLTE111 ) {
|
|
// jQuery UI Menu 1.11 preferes to avoid `<a>` tags or <div> wrapper
|
|
$parentLi.html("" + entry.title);
|
|
$wrapper = $parentLi;
|
|
|
|
} else {
|
|
// jQuery UI Menu 1.12 introduced `<div>` wrappers
|
|
$wrapper = $("<div/>", {
|
|
html: "" + entry.title
|
|
}).appendTo($parentLi);
|
|
}
|
|
if ( entry.uiIcon ) {
|
|
$wrapper.append($("<span class='ui-icon' />").addClass(entry.uiIcon));
|
|
}
|
|
// Store option callbacks in entry's data
|
|
$.each( [ "action", "disabled", "title", "tooltip" ], function(i, attr) {
|
|
if ( $.isFunction(entry[attr]) ) {
|
|
$parentLi.data(attr + "Handler", entry[attr]);
|
|
}
|
|
});
|
|
if ( entry.disabled === true ) {
|
|
$parentLi.addClass("ui-state-disabled");
|
|
}
|
|
if ( entry.isHeader ) {
|
|
$parentLi.addClass("ui-widget-header");
|
|
}
|
|
if ( entry.addClass ) {
|
|
$parentLi.addClass(entry.addClass);
|
|
}
|
|
if ( $.isPlainObject(entry.data) ) {
|
|
$parentLi.data(entry.data);
|
|
}
|
|
if ( typeof entry.tooltip === "string" ) {
|
|
$parentLi.attr("title", entry.tooltip);
|
|
}
|
|
}
|
|
},
|
|
/** Convert a nested array of command objects into a <ul> structure. */
|
|
createMenuMarkup: function(options, $parentUl) {
|
|
var i, menu, $ul, $li;
|
|
if ( $parentUl == null ) {
|
|
$parentUl = $("<ul class='ui-helper-hidden' />").appendTo("body");
|
|
}
|
|
for (i = 0; i < options.length; i++) {
|
|
menu = options[i];
|
|
$li = $("<li/>").appendTo($parentUl);
|
|
|
|
$.moogle.contextmenu.createEntryMarkup(menu, $li);
|
|
|
|
if ( $.isArray(menu.children) ) {
|
|
$ul = $("<ul/>").appendTo($li);
|
|
$.moogle.contextmenu.createMenuMarkup(menu.children, $ul);
|
|
}
|
|
}
|
|
return $parentUl;
|
|
},
|
|
/** Returns true if the menu item has child menu items */
|
|
isMenu: function(item) {
|
|
if ( isLTE110 ) {
|
|
return item.has(">a[aria-haspopup='true']").length > 0;
|
|
} else if ( isLTE111 ) { // jQuery UI 1.11 used no tag wrappers
|
|
return item.is("[aria-haspopup='true']");
|
|
} else {
|
|
return item.has(">div[aria-haspopup='true']").length > 0;
|
|
}
|
|
},
|
|
/** Replace the title of elem', but retain icons andchild entries. */
|
|
replaceFirstTextNodeChild: function(elem, html) {
|
|
var $icons = elem.find(">span.ui-icon,>ul.ui-menu").detach();
|
|
|
|
elem
|
|
.empty()
|
|
.html(html)
|
|
.append($icons);
|
|
},
|
|
/** Updates the menu item's title */
|
|
updateTitle: function(item, title) {
|
|
if ( isLTE110 ) { // jQuery UI 1.10 and before used <a> tags
|
|
$.moogle.contextmenu.replaceFirstTextNodeChild($("a", item), title);
|
|
} else if ( isLTE111 ) { // jQuery UI 1.11 used no tag wrappers
|
|
$.moogle.contextmenu.replaceFirstTextNodeChild(item, title);
|
|
} else { // jQuery UI 1.12+ introduced <div> tag wrappers
|
|
$.moogle.contextmenu.replaceFirstTextNodeChild($("div", item), title);
|
|
}
|
|
}
|
|
});
|
|
|
|
}));
|