Mercurial > repos > mingchen0919 > aurora_star
diff vakata-jstree-3.3.5/src/jstree.contextmenu.js @ 0:25602263cff0 draft default tip
planemo upload commit 841d8b22bf9f1aaed6bfe8344b60617f45b275b2-dirty
author | mingchen0919 |
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date | Sun, 30 Dec 2018 13:11:48 -0500 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/vakata-jstree-3.3.5/src/jstree.contextmenu.js Sun Dec 30 13:11:48 2018 -0500 @@ -0,0 +1,661 @@ +/** + * ### Contextmenu plugin + * + * Shows a context menu when a node is right-clicked. + */ +/*globals jQuery, define, exports, require, document */ +(function (factory) { + "use strict"; + if (typeof define === 'function' && define.amd) { + define('jstree.contextmenu', ['jquery','jstree'], factory); + } + else if(typeof exports === 'object') { + factory(require('jquery'), require('jstree')); + } + else { + factory(jQuery, jQuery.jstree); + } +}(function ($, jstree, undefined) { + "use strict"; + + if($.jstree.plugins.contextmenu) { return; } + + /** + * stores all defaults for the contextmenu plugin + * @name $.jstree.defaults.contextmenu + * @plugin contextmenu + */ + $.jstree.defaults.contextmenu = { + /** + * a boolean indicating if the node should be selected when the context menu is invoked on it. Defaults to `true`. + * @name $.jstree.defaults.contextmenu.select_node + * @plugin contextmenu + */ + select_node : true, + /** + * a boolean indicating if the menu should be shown aligned with the node. Defaults to `true`, otherwise the mouse coordinates are used. + * @name $.jstree.defaults.contextmenu.show_at_node + * @plugin contextmenu + */ + show_at_node : true, + /** + * an object of actions, or a function that accepts a node and a callback function and calls the callback function with an object of actions available for that node (you can also return the items too). + * + * Each action consists of a key (a unique name) and a value which is an object with the following properties (only label and action are required). Once a menu item is activated the `action` function will be invoked with an object containing the following keys: item - the contextmenu item definition as seen below, reference - the DOM node that was used (the tree node), element - the contextmenu DOM element, position - an object with x/y properties indicating the position of the menu. + * + * * `separator_before` - a boolean indicating if there should be a separator before this item + * * `separator_after` - a boolean indicating if there should be a separator after this item + * * `_disabled` - a boolean indicating if this action should be disabled + * * `label` - a string - the name of the action (could be a function returning a string) + * * `title` - a string - an optional tooltip for the item + * * `action` - a function to be executed if this item is chosen, the function will receive + * * `icon` - a string, can be a path to an icon or a className, if using an image that is in the current directory use a `./` prefix, otherwise it will be detected as a class + * * `shortcut` - keyCode which will trigger the action if the menu is open (for example `113` for rename, which equals F2) + * * `shortcut_label` - shortcut label (like for example `F2` for rename) + * * `submenu` - an object with the same structure as $.jstree.defaults.contextmenu.items which can be used to create a submenu - each key will be rendered as a separate option in a submenu that will appear once the current item is hovered + * + * @name $.jstree.defaults.contextmenu.items + * @plugin contextmenu + */ + items : function (o, cb) { // Could be an object directly + return { + "create" : { + "separator_before" : false, + "separator_after" : true, + "_disabled" : false, //(this.check("create_node", data.reference, {}, "last")), + "label" : "Create", + "action" : function (data) { + var inst = $.jstree.reference(data.reference), + obj = inst.get_node(data.reference); + inst.create_node(obj, {}, "last", function (new_node) { + try { + inst.edit(new_node); + } catch (ex) { + setTimeout(function () { inst.edit(new_node); },0); + } + }); + } + }, + "rename" : { + "separator_before" : false, + "separator_after" : false, + "_disabled" : false, //(this.check("rename_node", data.reference, this.get_parent(data.reference), "")), + "label" : "Rename", + /*! + "shortcut" : 113, + "shortcut_label" : 'F2', + "icon" : "glyphicon glyphicon-leaf", + */ + "action" : function (data) { + var inst = $.jstree.reference(data.reference), + obj = inst.get_node(data.reference); + inst.edit(obj); + } + }, + "remove" : { + "separator_before" : false, + "icon" : false, + "separator_after" : false, + "_disabled" : false, //(this.check("delete_node", data.reference, this.get_parent(data.reference), "")), + "label" : "Delete", + "action" : function (data) { + var inst = $.jstree.reference(data.reference), + obj = inst.get_node(data.reference); + if(inst.is_selected(obj)) { + inst.delete_node(inst.get_selected()); + } + else { + inst.delete_node(obj); + } + } + }, + "ccp" : { + "separator_before" : true, + "icon" : false, + "separator_after" : false, + "label" : "Edit", + "action" : false, + "submenu" : { + "cut" : { + "separator_before" : false, + "separator_after" : false, + "label" : "Cut", + "action" : function (data) { + var inst = $.jstree.reference(data.reference), + obj = inst.get_node(data.reference); + if(inst.is_selected(obj)) { + inst.cut(inst.get_top_selected()); + } + else { + inst.cut(obj); + } + } + }, + "copy" : { + "separator_before" : false, + "icon" : false, + "separator_after" : false, + "label" : "Copy", + "action" : function (data) { + var inst = $.jstree.reference(data.reference), + obj = inst.get_node(data.reference); + if(inst.is_selected(obj)) { + inst.copy(inst.get_top_selected()); + } + else { + inst.copy(obj); + } + } + }, + "paste" : { + "separator_before" : false, + "icon" : false, + "_disabled" : function (data) { + return !$.jstree.reference(data.reference).can_paste(); + }, + "separator_after" : false, + "label" : "Paste", + "action" : function (data) { + var inst = $.jstree.reference(data.reference), + obj = inst.get_node(data.reference); + inst.paste(obj); + } + } + } + } + }; + } + }; + + $.jstree.plugins.contextmenu = function (options, parent) { + this.bind = function () { + parent.bind.call(this); + + var last_ts = 0, cto = null, ex, ey; + this.element + .on("init.jstree loading.jstree ready.jstree", $.proxy(function () { + this.get_container_ul().addClass('jstree-contextmenu'); + }, this)) + .on("contextmenu.jstree", ".jstree-anchor", $.proxy(function (e, data) { + if (e.target.tagName.toLowerCase() === 'input') { + return; + } + e.preventDefault(); + last_ts = e.ctrlKey ? +new Date() : 0; + if(data || cto) { + last_ts = (+new Date()) + 10000; + } + if(cto) { + clearTimeout(cto); + } + if(!this.is_loading(e.currentTarget)) { + this.show_contextmenu(e.currentTarget, e.pageX, e.pageY, e); + } + }, this)) + .on("click.jstree", ".jstree-anchor", $.proxy(function (e) { + if(this._data.contextmenu.visible && (!last_ts || (+new Date()) - last_ts > 250)) { // work around safari & macOS ctrl+click + $.vakata.context.hide(); + } + last_ts = 0; + }, this)) + .on("touchstart.jstree", ".jstree-anchor", function (e) { + if(!e.originalEvent || !e.originalEvent.changedTouches || !e.originalEvent.changedTouches[0]) { + return; + } + ex = e.originalEvent.changedTouches[0].clientX; + ey = e.originalEvent.changedTouches[0].clientY; + cto = setTimeout(function () { + $(e.currentTarget).trigger('contextmenu', true); + }, 750); + }) + .on('touchmove.vakata.jstree', function (e) { + if(cto && e.originalEvent && e.originalEvent.changedTouches && e.originalEvent.changedTouches[0] && (Math.abs(ex - e.originalEvent.changedTouches[0].clientX) > 10 || Math.abs(ey - e.originalEvent.changedTouches[0].clientY) > 10)) { + clearTimeout(cto); + $.vakata.context.hide(); + } + }) + .on('touchend.vakata.jstree', function (e) { + if(cto) { + clearTimeout(cto); + } + }); + + /*! + if(!('oncontextmenu' in document.body) && ('ontouchstart' in document.body)) { + var el = null, tm = null; + this.element + .on("touchstart", ".jstree-anchor", function (e) { + el = e.currentTarget; + tm = +new Date(); + $(document).one("touchend", function (e) { + e.target = document.elementFromPoint(e.originalEvent.targetTouches[0].pageX - window.pageXOffset, e.originalEvent.targetTouches[0].pageY - window.pageYOffset); + e.currentTarget = e.target; + tm = ((+(new Date())) - tm); + if(e.target === el && tm > 600 && tm < 1000) { + e.preventDefault(); + $(el).trigger('contextmenu', e); + } + el = null; + tm = null; + }); + }); + } + */ + $(document).on("context_hide.vakata.jstree", $.proxy(function (e, data) { + this._data.contextmenu.visible = false; + $(data.reference).removeClass('jstree-context'); + }, this)); + }; + this.teardown = function () { + if(this._data.contextmenu.visible) { + $.vakata.context.hide(); + } + parent.teardown.call(this); + }; + + /** + * prepare and show the context menu for a node + * @name show_contextmenu(obj [, x, y]) + * @param {mixed} obj the node + * @param {Number} x the x-coordinate relative to the document to show the menu at + * @param {Number} y the y-coordinate relative to the document to show the menu at + * @param {Object} e the event if available that triggered the contextmenu + * @plugin contextmenu + * @trigger show_contextmenu.jstree + */ + this.show_contextmenu = function (obj, x, y, e) { + obj = this.get_node(obj); + if(!obj || obj.id === $.jstree.root) { return false; } + var s = this.settings.contextmenu, + d = this.get_node(obj, true), + a = d.children(".jstree-anchor"), + o = false, + i = false; + if(s.show_at_node || x === undefined || y === undefined) { + o = a.offset(); + x = o.left; + y = o.top + this._data.core.li_height; + } + if(this.settings.contextmenu.select_node && !this.is_selected(obj)) { + this.activate_node(obj, e); + } + + i = s.items; + if($.isFunction(i)) { + i = i.call(this, obj, $.proxy(function (i) { + this._show_contextmenu(obj, x, y, i); + }, this)); + } + if($.isPlainObject(i)) { + this._show_contextmenu(obj, x, y, i); + } + }; + /** + * show the prepared context menu for a node + * @name _show_contextmenu(obj, x, y, i) + * @param {mixed} obj the node + * @param {Number} x the x-coordinate relative to the document to show the menu at + * @param {Number} y the y-coordinate relative to the document to show the menu at + * @param {Number} i the object of items to show + * @plugin contextmenu + * @trigger show_contextmenu.jstree + * @private + */ + this._show_contextmenu = function (obj, x, y, i) { + var d = this.get_node(obj, true), + a = d.children(".jstree-anchor"); + $(document).one("context_show.vakata.jstree", $.proxy(function (e, data) { + var cls = 'jstree-contextmenu jstree-' + this.get_theme() + '-contextmenu'; + $(data.element).addClass(cls); + a.addClass('jstree-context'); + }, this)); + this._data.contextmenu.visible = true; + $.vakata.context.show(a, { 'x' : x, 'y' : y }, i); + /** + * triggered when the contextmenu is shown for a node + * @event + * @name show_contextmenu.jstree + * @param {Object} node the node + * @param {Number} x the x-coordinate of the menu relative to the document + * @param {Number} y the y-coordinate of the menu relative to the document + * @plugin contextmenu + */ + this.trigger('show_contextmenu', { "node" : obj, "x" : x, "y" : y }); + }; + }; + + // contextmenu helper + (function ($) { + var right_to_left = false, + vakata_context = { + element : false, + reference : false, + position_x : 0, + position_y : 0, + items : [], + html : "", + is_visible : false + }; + + $.vakata.context = { + settings : { + hide_onmouseleave : 0, + icons : true + }, + _trigger : function (event_name) { + $(document).triggerHandler("context_" + event_name + ".vakata", { + "reference" : vakata_context.reference, + "element" : vakata_context.element, + "position" : { + "x" : vakata_context.position_x, + "y" : vakata_context.position_y + } + }); + }, + _execute : function (i) { + i = vakata_context.items[i]; + return i && (!i._disabled || ($.isFunction(i._disabled) && !i._disabled({ "item" : i, "reference" : vakata_context.reference, "element" : vakata_context.element }))) && i.action ? i.action.call(null, { + "item" : i, + "reference" : vakata_context.reference, + "element" : vakata_context.element, + "position" : { + "x" : vakata_context.position_x, + "y" : vakata_context.position_y + } + }) : false; + }, + _parse : function (o, is_callback) { + if(!o) { return false; } + if(!is_callback) { + vakata_context.html = ""; + vakata_context.items = []; + } + var str = "", + sep = false, + tmp; + + if(is_callback) { str += "<"+"ul>"; } + $.each(o, function (i, val) { + if(!val) { return true; } + vakata_context.items.push(val); + if(!sep && val.separator_before) { + str += "<"+"li class='vakata-context-separator'><"+"a href='#' " + ($.vakata.context.settings.icons ? '' : 'style="margin-left:0px;"') + "> <"+"/a><"+"/li>"; + } + sep = false; + str += "<"+"li class='" + (val._class || "") + (val._disabled === true || ($.isFunction(val._disabled) && val._disabled({ "item" : val, "reference" : vakata_context.reference, "element" : vakata_context.element })) ? " vakata-contextmenu-disabled " : "") + "' "+(val.shortcut?" data-shortcut='"+val.shortcut+"' ":'')+">"; + str += "<"+"a href='#' rel='" + (vakata_context.items.length - 1) + "' " + (val.title ? "title='" + val.title + "'" : "") + ">"; + if($.vakata.context.settings.icons) { + str += "<"+"i "; + if(val.icon) { + if(val.icon.indexOf("/") !== -1 || val.icon.indexOf(".") !== -1) { str += " style='background:url(\"" + val.icon + "\") center center no-repeat' "; } + else { str += " class='" + val.icon + "' "; } + } + str += "><"+"/i><"+"span class='vakata-contextmenu-sep'> <"+"/span>"; + } + str += ($.isFunction(val.label) ? val.label({ "item" : i, "reference" : vakata_context.reference, "element" : vakata_context.element }) : val.label) + (val.shortcut?' <span class="vakata-contextmenu-shortcut vakata-contextmenu-shortcut-'+val.shortcut+'">'+ (val.shortcut_label || '') +'</span>':'') + "<"+"/a>"; + if(val.submenu) { + tmp = $.vakata.context._parse(val.submenu, true); + if(tmp) { str += tmp; } + } + str += "<"+"/li>"; + if(val.separator_after) { + str += "<"+"li class='vakata-context-separator'><"+"a href='#' " + ($.vakata.context.settings.icons ? '' : 'style="margin-left:0px;"') + "> <"+"/a><"+"/li>"; + sep = true; + } + }); + str = str.replace(/<li class\='vakata-context-separator'\><\/li\>$/,""); + if(is_callback) { str += "</ul>"; } + /** + * triggered on the document when the contextmenu is parsed (HTML is built) + * @event + * @plugin contextmenu + * @name context_parse.vakata + * @param {jQuery} reference the element that was right clicked + * @param {jQuery} element the DOM element of the menu itself + * @param {Object} position the x & y coordinates of the menu + */ + if(!is_callback) { vakata_context.html = str; $.vakata.context._trigger("parse"); } + return str.length > 10 ? str : false; + }, + _show_submenu : function (o) { + o = $(o); + if(!o.length || !o.children("ul").length) { return; } + var e = o.children("ul"), + xl = o.offset().left, + x = xl + o.outerWidth(), + y = o.offset().top, + w = e.width(), + h = e.height(), + dw = $(window).width() + $(window).scrollLeft(), + dh = $(window).height() + $(window).scrollTop(); + // може да се спести е една проверка - дали няма някой от класовете вече нагоре + if(right_to_left) { + o[x - (w + 10 + o.outerWidth()) < 0 ? "addClass" : "removeClass"]("vakata-context-left"); + } + else { + o[x + w > dw && xl > dw - x ? "addClass" : "removeClass"]("vakata-context-right"); + } + if(y + h + 10 > dh) { + e.css("bottom","-1px"); + } + + //if does not fit - stick it to the side + if (o.hasClass('vakata-context-right')) { + if (xl < w) { + e.css("margin-right", xl - w); + } + } else { + if (dw - x < w) { + e.css("margin-left", dw - x - w); + } + } + + e.show(); + }, + show : function (reference, position, data) { + var o, e, x, y, w, h, dw, dh, cond = true; + if(vakata_context.element && vakata_context.element.length) { + vakata_context.element.width(''); + } + switch(cond) { + case (!position && !reference): + return false; + case (!!position && !!reference): + vakata_context.reference = reference; + vakata_context.position_x = position.x; + vakata_context.position_y = position.y; + break; + case (!position && !!reference): + vakata_context.reference = reference; + o = reference.offset(); + vakata_context.position_x = o.left + reference.outerHeight(); + vakata_context.position_y = o.top; + break; + case (!!position && !reference): + vakata_context.position_x = position.x; + vakata_context.position_y = position.y; + break; + } + if(!!reference && !data && $(reference).data('vakata_contextmenu')) { + data = $(reference).data('vakata_contextmenu'); + } + if($.vakata.context._parse(data)) { + vakata_context.element.html(vakata_context.html); + } + if(vakata_context.items.length) { + vakata_context.element.appendTo("body"); + e = vakata_context.element; + x = vakata_context.position_x; + y = vakata_context.position_y; + w = e.width(); + h = e.height(); + dw = $(window).width() + $(window).scrollLeft(); + dh = $(window).height() + $(window).scrollTop(); + if(right_to_left) { + x -= (e.outerWidth() - $(reference).outerWidth()); + if(x < $(window).scrollLeft() + 20) { + x = $(window).scrollLeft() + 20; + } + } + if(x + w + 20 > dw) { + x = dw - (w + 20); + } + if(y + h + 20 > dh) { + y = dh - (h + 20); + } + + vakata_context.element + .css({ "left" : x, "top" : y }) + .show() + .find('a').first().focus().parent().addClass("vakata-context-hover"); + vakata_context.is_visible = true; + /** + * triggered on the document when the contextmenu is shown + * @event + * @plugin contextmenu + * @name context_show.vakata + * @param {jQuery} reference the element that was right clicked + * @param {jQuery} element the DOM element of the menu itself + * @param {Object} position the x & y coordinates of the menu + */ + $.vakata.context._trigger("show"); + } + }, + hide : function () { + if(vakata_context.is_visible) { + vakata_context.element.hide().find("ul").hide().end().find(':focus').blur().end().detach(); + vakata_context.is_visible = false; + /** + * triggered on the document when the contextmenu is hidden + * @event + * @plugin contextmenu + * @name context_hide.vakata + * @param {jQuery} reference the element that was right clicked + * @param {jQuery} element the DOM element of the menu itself + * @param {Object} position the x & y coordinates of the menu + */ + $.vakata.context._trigger("hide"); + } + } + }; + $(function () { + right_to_left = $("body").css("direction") === "rtl"; + var to = false; + + vakata_context.element = $("<ul class='vakata-context'></ul>"); + vakata_context.element + .on("mouseenter", "li", function (e) { + e.stopImmediatePropagation(); + + if($.contains(this, e.relatedTarget)) { + // премахнато заради delegate mouseleave по-долу + // $(this).find(".vakata-context-hover").removeClass("vakata-context-hover"); + return; + } + + if(to) { clearTimeout(to); } + vakata_context.element.find(".vakata-context-hover").removeClass("vakata-context-hover").end(); + + $(this) + .siblings().find("ul").hide().end().end() + .parentsUntil(".vakata-context", "li").addBack().addClass("vakata-context-hover"); + $.vakata.context._show_submenu(this); + }) + // тестово - дали не натоварва? + .on("mouseleave", "li", function (e) { + if($.contains(this, e.relatedTarget)) { return; } + $(this).find(".vakata-context-hover").addBack().removeClass("vakata-context-hover"); + }) + .on("mouseleave", function (e) { + $(this).find(".vakata-context-hover").removeClass("vakata-context-hover"); + if($.vakata.context.settings.hide_onmouseleave) { + to = setTimeout( + (function (t) { + return function () { $.vakata.context.hide(); }; + }(this)), $.vakata.context.settings.hide_onmouseleave); + } + }) + .on("click", "a", function (e) { + e.preventDefault(); + //}) + //.on("mouseup", "a", function (e) { + if(!$(this).blur().parent().hasClass("vakata-context-disabled") && $.vakata.context._execute($(this).attr("rel")) !== false) { + $.vakata.context.hide(); + } + }) + .on('keydown', 'a', function (e) { + var o = null; + switch(e.which) { + case 13: + case 32: + e.type = "click"; + e.preventDefault(); + $(e.currentTarget).trigger(e); + break; + case 37: + if(vakata_context.is_visible) { + vakata_context.element.find(".vakata-context-hover").last().closest("li").first().find("ul").hide().find(".vakata-context-hover").removeClass("vakata-context-hover").end().end().children('a').focus(); + e.stopImmediatePropagation(); + e.preventDefault(); + } + break; + case 38: + if(vakata_context.is_visible) { + o = vakata_context.element.find("ul:visible").addBack().last().children(".vakata-context-hover").removeClass("vakata-context-hover").prevAll("li:not(.vakata-context-separator)").first(); + if(!o.length) { o = vakata_context.element.find("ul:visible").addBack().last().children("li:not(.vakata-context-separator)").last(); } + o.addClass("vakata-context-hover").children('a').focus(); + e.stopImmediatePropagation(); + e.preventDefault(); + } + break; + case 39: + if(vakata_context.is_visible) { + vakata_context.element.find(".vakata-context-hover").last().children("ul").show().children("li:not(.vakata-context-separator)").removeClass("vakata-context-hover").first().addClass("vakata-context-hover").children('a').focus(); + e.stopImmediatePropagation(); + e.preventDefault(); + } + break; + case 40: + if(vakata_context.is_visible) { + o = vakata_context.element.find("ul:visible").addBack().last().children(".vakata-context-hover").removeClass("vakata-context-hover").nextAll("li:not(.vakata-context-separator)").first(); + if(!o.length) { o = vakata_context.element.find("ul:visible").addBack().last().children("li:not(.vakata-context-separator)").first(); } + o.addClass("vakata-context-hover").children('a').focus(); + e.stopImmediatePropagation(); + e.preventDefault(); + } + break; + case 27: + $.vakata.context.hide(); + e.preventDefault(); + break; + default: + //console.log(e.which); + break; + } + }) + .on('keydown', function (e) { + e.preventDefault(); + var a = vakata_context.element.find('.vakata-contextmenu-shortcut-' + e.which).parent(); + if(a.parent().not('.vakata-context-disabled')) { + a.click(); + } + }); + + $(document) + .on("mousedown.vakata.jstree", function (e) { + if(vakata_context.is_visible && vakata_context.element[0] !== e.target && !$.contains(vakata_context.element[0], e.target)) { + $.vakata.context.hide(); + } + }) + .on("context_show.vakata.jstree", function (e, data) { + vakata_context.element.find("li:has(ul)").children("a").addClass("vakata-context-parent"); + if(right_to_left) { + vakata_context.element.addClass("vakata-context-rtl").css("direction", "rtl"); + } + // also apply a RTL class? + vakata_context.element.find("ul").hide().end(); + }); + }); + }($)); + // $.jstree.defaults.plugins.push("contextmenu"); +}));