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Code Editor : jquery-contextMenu.js
/*! * jQuery contextMenu - Plugin for simple contextMenu handling * * Version: 1.6.5 * * Authors: Rodney Rehm, Addy Osmani (patches for FF) * Web: http://medialize.github.com/jQuery-contextMenu/ * * Licensed under * MIT License http://www.opensource.org/licenses/mit-license * GPL v3 http://opensource.org/licenses/GPL-3.0 * */ (function($, undefined){ // TODO: - // ARIA stuff: menuitem, menuitemcheckbox und menuitemradio // create <menu> structure if $.support[htmlCommand || htmlMenuitem] and !opt.disableNative // determine html5 compatibility $.support.htmlMenuitem = ('HTMLMenuItemElement' in window); $.support.htmlCommand = ('HTMLCommandElement' in window); $.support.eventSelectstart = ("onselectstart" in document.documentElement); /* // should the need arise, test for css user-select $.support.cssUserSelect = (function(){ var t = false, e = document.createElement('div'); $.each('Moz|Webkit|Khtml|O|ms|Icab|'.split('|'), function(i, prefix) { var propCC = prefix + (prefix ? 'U' : 'u') + 'serSelect', prop = (prefix ? ('-' + prefix.toLowerCase() + '-') : '') + 'user-select'; e.style.cssText = prop + ': text;'; if (e.style[propCC] == 'text') { t = true; return false; } return true; }); return t; })(); */ if (!$.ui || !$.ui.widget) { // duck punch $.cleanData like jQueryUI does to get that remove event // https://github.com/jquery/jquery-ui/blob/master/ui/jquery.ui.widget.js#L16-24 var _cleanData = $.cleanData; $.cleanData = function( elems ) { for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) { try { $( elem ).triggerHandler( "remove" ); // http://bugs.jquery.com/ticket/8235 } catch( e ) {} } _cleanData( elems ); }; } var // currently active contextMenu trigger $currentTrigger = null, // is contextMenu initialized with at least one menu? initialized = false, // window handle $win = $(window), // number of registered menus counter = 0, // mapping selector to namespace namespaces = {}, // mapping namespace to options menus = {}, // custom command type handlers types = {}, // default values defaults = { // selector of contextMenu trigger selector: null, // where to append the menu to appendTo: null, // method to trigger context menu ["right", "left", "hover"] trigger: "right", // hide menu when mouse leaves trigger / menu elements autoHide: false, // ms to wait before showing a hover-triggered context menu delay: 200, // flag denoting if a second trigger should simply move (true) or rebuild (false) an open menu // as long as the trigger happened on one of the trigger-element's child nodes reposition: true, // determine position to show menu at determinePosition: function($menu) { // position to the lower middle of the trigger element if ($.ui && $.ui.position) { // .position() is provided as a jQuery UI utility // (...and it won't work on hidden elements) $menu.css('display', 'block').position({ my: "center top", at: "center bottom", of: this, offset: "0 5", collision: "fit" }).css('display', 'none'); } else { // determine contextMenu position var offset = this.offset(); offset.top += this.outerHeight(); offset.left += this.outerWidth() / 2 - $menu.outerWidth() / 2; $menu.css(offset); } }, // position menu position: function(opt, x, y) { var $this = this, offset; // determine contextMenu position if (!x && !y) { opt.determinePosition.call(this, opt.$menu); return; } else if (x === "maintain" && y === "maintain") { // x and y must not be changed (after re-show on command click) offset = opt.$menu.position(); } else { // x and y are given (by mouse event) offset = {top: y, left: x}; } // correct offset if viewport demands it var bottom = $win.scrollTop() + $win.height(), right = $win.scrollLeft() + $win.width(), height = opt.$menu.height(), width = opt.$menu.width(); if (offset.top + height > bottom) { offset.top -= height; } //change by warlee; //+10 避免按下hover菜单弹起后响应菜单动作 if (offset.left + width > right) { offset.left -= width+10; } opt.$menu.css(offset); }, // position the sub-menu positionSubmenu: function($menu) { if ($.ui && $.ui.position) { // .position() is provided as a jQuery UI utility // (...and it won't work on hidden elements) // http://www.runoob.com/jqueryui/api-position.html $menu.css('display', 'block').position({ my: "left top", at: "right-2 top-9",//change by warlee; -10 避免点不到问题 of: this, collision: "flipfit fit" }).css('display', ''); } else { // determine contextMenu position var offset = { top: 0, left: this.outerWidth() }; offset.top += offset.top-10; $menu.css(offset); } }, // offset to add to zIndex zIndex: 1, // show hide animation settings animation: { duration: 0, show: 'fadeIn', hide: 'fadeOut' }, // events events: { show: $.noop, hide: $.noop }, // default callback callback: null, // list of contextMenu items items: {} }, // mouse position for hover activation hoveract = { timer: null, pageX: null, pageY: null }, // determine zIndex zindex = function($t) { var zin = 0, $tt = $t; while (true) { zin = Math.max(zin, parseInt($tt.css('z-index'), 10) || 0); $tt = $tt.parent(); if (!$tt || !$tt.length || "html body".indexOf($tt.prop('nodeName').toLowerCase()) > -1 ) { break; } } return zin; }, // event handlers handle = { // abort anything abortevent: function(e){ e.preventDefault(); e.stopImmediatePropagation(); }, // contextmenu show dispatcher contextmenu: function(e) { var $this = $(this); // disable actual context-menu // textarea edit if($(e.target).hasClass('fix')){ return; } e.preventDefault(); e.stopImmediatePropagation(); // abort native-triggered events unless we're triggering on right click if (e.data.trigger != 'right' && e.originalEvent) { return; } // abort event if menu is visible for this trigger if ($this.hasClass('context-menu-active')) { return; } if (!$this.hasClass('context-menu-disabled')) { // theoretically need to fire a show event at <menu> // http://www.whatwg.org/specs/web-apps/current-work/multipage/interactive-elements.html#context-menus // var evt = jQuery.Event("show", { data: data, pageX: e.pageX, pageY: e.pageY, relatedTarget: this }); // e.data.$menu.trigger(evt); $currentTrigger = $this; if (e.data.build) { var built = e.data.build($currentTrigger, e); // abort if build() returned false if (built === false) { return; } // dynamically build menu on invocation e.data = $.extend(true, {}, defaults, e.data, built || {}); // abort if there are no items to display if (!e.data.items || $.isEmptyObject(e.data.items)) { // Note: jQuery captures and ignores errors from event handlers if (window.console) { (console.error || console.log)("No items specified to show in contextMenu"); } throw new Error('No Items sepcified'); } // backreference for custom command type creation e.data.$trigger = $currentTrigger; op.create(e.data); } // show menu op.show.call($this, e.data, e.pageX, e.pageY); //change by warlee try{ $.contextMenu.menuShow(); } catch(e) {}; } }, // contextMenu left-click trigger click: function(e) { e.preventDefault(); e.stopImmediatePropagation(); $(this).trigger($.Event("contextmenu", { data: e.data, pageX: e.pageX, pageY: e.pageY })); }, // contextMenu right-click trigger mousedown: function(e) { // register mouse down var $this = $(this); // hide any previous menus if ($currentTrigger && $currentTrigger.length && !$currentTrigger.is($this)) { $currentTrigger.data('contextMenu').$menu.trigger('contextmenu:hide'); } // activate on right click if (e.button == 2) { $currentTrigger = $this.data('contextMenuActive', true); } }, // contextMenu right-click trigger mouseup: function(e) { // show menu var $this = $(this); if ($this.data('contextMenuActive') && $currentTrigger && $currentTrigger.length && $currentTrigger.is($this) && !$this.hasClass('context-menu-disabled')) { e.preventDefault(); e.stopImmediatePropagation(); $currentTrigger = $this; $this.trigger($.Event("contextmenu", { data: e.data, pageX: e.pageX, pageY: e.pageY })); } $this.removeData('contextMenuActive'); }, // contextMenu hover trigger mouseenter: function(e) { var $this = $(this), $related = $(e.relatedTarget), $document = $(document); // abort if we're coming from a menu if ($related.is('.context-menu-list') || $related.closest('.context-menu-list').length) { return; } // abort if a menu is shown if ($currentTrigger && $currentTrigger.length) { return; } hoveract.pageX = e.pageX; hoveract.pageY = e.pageY; hoveract.data = e.data; $document.on('mousemove.contextMenuShow', handle.mousemove); hoveract.timer = setTimeout(function() { hoveract.timer = null; $document.off('mousemove.contextMenuShow'); $currentTrigger = $this; $this.trigger($.Event("contextmenu", { data: hoveract.data, pageX: hoveract.pageX, pageY: hoveract.pageY })); }, e.data.delay ); }, // contextMenu hover trigger mousemove: function(e) { hoveract.pageX = e.pageX; hoveract.pageY = e.pageY; }, // contextMenu hover trigger mouseleave: function(e) { // abort if we're leaving for a menu var $related = $(e.relatedTarget); if ($related.is('.context-menu-list') || $related.closest('.context-menu-list').length) { return; } try { clearTimeout(hoveract.timer); } catch(e) {} hoveract.timer = null; }, // key handled :hover keyStop: function(e, opt) { if (!opt.isInput) { e.preventDefault(); } e.stopPropagation(); }, key: function(e) { var opt = $currentTrigger.data('contextMenu') || {}; if ((e && $(e.target).is('textarea')) || $(e.target).is('input')){//add by warlee return; } switch (e.keyCode) { case 9: case 38: // up handle.keyStop(e, opt); // if keyCode is [38 (up)] or [9 (tab) with shift] if (opt.isInput) { if (e.keyCode == 9 && e.shiftKey) { e.preventDefault(); opt.$selected && opt.$selected.find('input, textarea, select').blur(); opt.$menu.trigger('prevcommand'); return; } else if (e.keyCode == 38 && opt.$selected.find('input, textarea, select').prop('type') == 'checkbox') { // checkboxes don't capture this key e.preventDefault(); return; } } else if (e.keyCode != 9 || e.shiftKey) { opt.$menu.trigger('prevcommand'); return; } // omitting break; // case 9: // tab - reached through omitted break; case 40: // down handle.keyStop(e, opt); if (opt.isInput) { if (e.keyCode == 9) { e.preventDefault(); opt.$selected && opt.$selected.find('input, textarea, select').blur(); opt.$menu.trigger('nextcommand'); return; } else if (e.keyCode == 40 && opt.$selected.find('input, textarea, select').prop('type') == 'checkbox') { // checkboxes don't capture this key e.preventDefault(); return; } } else { opt.$menu.trigger('nextcommand'); return; } break; case 37: // left handle.keyStop(e, opt); if (opt.isInput || !opt.$selected || !opt.$selected.length) { break; } if (!opt.$selected.parent().hasClass('context-menu-root')) { var $parent = opt.$selected.parent().parent(); opt.$selected.trigger('contextmenu:blur'); opt.$selected = $parent; return; } break; case 39: // right handle.keyStop(e, opt); if (opt.isInput || !opt.$selected || !opt.$selected.length) { break; } var itemdata = opt.$selected.data('contextMenu') || {}; if (itemdata.$menu && opt.$selected.hasClass('context-menu-submenu')) { opt.$selected = null; itemdata.$selected = null; itemdata.$menu.trigger('nextcommand'); return; } break; case 35: // end case 36: // home if (opt.$selected && opt.$selected.find('input, textarea, select').length) { return; } else { (opt.$selected && opt.$selected.parent() || opt.$menu) .children(':not(.disabled, .not-selectable)')[e.keyCode == 36 ? 'first' : 'last']() .trigger('contextmenu:focus'); e.preventDefault(); return; } break; case 13: // enter handle.keyStop(e, opt); if (opt.isInput) { if (opt.$selected && !opt.$selected.is('textarea, select')) { e.preventDefault(); return; } break; } opt.$selected && opt.$selected.trigger('mouseup'); return; case 32: // space case 33: // page up case 34: // page down // prevent browser from scrolling down while menu is visible handle.keyStop(e, opt); return; case 27: // esc handle.keyStop(e, opt); opt.$menu.trigger('contextmenu:hide'); return; default: // 0-9, a-z e.preventDefault();//add by warlee //rename in input [repeat ] var k = (String.fromCharCode(e.keyCode)).toLowerCase(); if (opt.accesskeys[k]) { // according to the specs accesskeys must be invoked immediately opt.accesskeys[k].$node.trigger(opt.accesskeys[k].$menu ? 'contextmenu:focus' : 'mouseup' ); return; } break; } // pass event to selected item, // stop propagation to avoid endless recursion e.stopPropagation(); opt.$selected && opt.$selected.trigger(e); }, // select previous possible command in menu prevItem: function(e) { e.stopPropagation(); var opt = $(this).data('contextMenu') || {}; // obtain currently selected menu if (opt.$selected) { var $s = opt.$selected; opt = opt.$selected.parent().data('contextMenu') || {}; opt.$selected = $s; } var $children = opt.$menu.children(), $prev = !opt.$selected || !opt.$selected.prev().length ? $children.last() : opt.$selected.prev(), $round = $prev; // skip disabled while ( $prev.hasClass('disabled') || $prev.hasClass('hidden') || //add by warlee; $prev.hasClass('not-selectable') ) { if ($prev.prev().length) { $prev = $prev.prev(); } else { $prev = $children.last(); } if ($prev.is($round)) { // break endless loop return; } } // leave current if (opt.$selected) { handle.itemMouseleave.call(opt.$selected.get(0), e); } // activate next handle.itemMouseenter.call($prev.get(0), e); // focus input var $input = $prev.find('input, textarea, select'); if ($input.length) { $input.focus(); } }, // select next possible command in menu nextItem: function(e) { e.stopPropagation(); var opt = $(this).data('contextMenu') || {}; // obtain currently selected menu if (opt.$selected) { var $s = opt.$selected; opt = opt.$selected.parent().data('contextMenu') || {}; opt.$selected = $s; } var $children = opt.$menu.children(), $next = !opt.$selected || !opt.$selected.next().length ? $children.first() : opt.$selected.next(), $round = $next; // skip disabled while ( $next.hasClass('disabled') || $next.hasClass('hidden') || //add by warlee; $next.hasClass('not-selectable')) { if ($next.next().length) { $next = $next.next(); } else { $next = $children.first(); } if ($next.is($round)) { // break endless loop return; } } // leave current if (opt.$selected) { handle.itemMouseleave.call(opt.$selected.get(0), e); } // activate next handle.itemMouseenter.call($next.get(0), e); // focus input var $input = $next.find('input, textarea, select'); if ($input.length) { $input.focus(); } }, // flag that we're inside an input so the key handler can act accordingly focusInput: function(e) { var $this = $(this).closest('.context-menu-item'), data = $this.data(), opt = data.contextMenu, root = data.contextMenuRoot; root.$selected = opt.$selected = $this; root.isInput = opt.isInput = true; }, // flag that we're inside an input so the key handler can act accordingly blurInput: function(e) { var $this = $(this).closest('.context-menu-item'), data = $this.data(), opt = data.contextMenu, root = data.contextMenuRoot; root.isInput = opt.isInput = false; }, // :hover on menu menuMouseenter: function(e) { var root = $(this).data().contextMenuRoot; root.hovering = true; }, // :hover on menu menuMouseleave: function(e) { var root = $(this).data().contextMenuRoot; }, // :hover done manually so key handling is possible itemMouseenter: function(e) { var $this = $(this), data = $this.data(), opt = data.contextMenu, root = data.contextMenuRoot; root.hovering = true; // make sure only one item is selected (opt.$menu ? opt : root).$menu .children('.hover').trigger('contextmenu:blur'); if ($this.hasClass('disabled') || $this.hasClass('not-selectable')) { opt.$selected = null; return; } $this.trigger('contextmenu:focus'); }, // :hover done manually so key handling is possible itemMouseleave: function(e) { var $this = $(this), data = $this.data(), opt = data.contextMenu, root = data.contextMenuRoot; // if (root !== opt ) { // root.$selected && root.$selected.trigger('contextmenu:blur'); // e.preventDefault(); // e.stopImmediatePropagation(); // root.$selected = opt.$selected = opt.$node; // return; // } $this.trigger('contextmenu:blur'); }, // contextMenu item click itemClick: function(e) { var $this = $(this), data = $this.data(), opt = data.contextMenu, root = data.contextMenuRoot, key = data.contextMenuKey, callback; // abort if the key is unknown or disabled or is a menu if (!opt.items[key] || $this.is('.disabled, .context-menu-submenu, .context-menu-separator, .not-selectable')) { return; } // if (e.which ==3) {//changed by warlee // return; // //不是右键触发，暂时取消; // //避免右键出来鼠标在菜单内弹起导致触发问题； // //损失右键弹出后移动松起触发的功能 // } e.preventDefault(); e.stopImmediatePropagation(); if ($.isFunction(root.callbacks[key]) && Object.prototype.hasOwnProperty.call(root.callbacks, key)) { // item-specific callback callback = root.callbacks[key]; } else if ($.isFunction(root.callback)) { // default callback callback = root.callback; } else { // no callback, no action return; } // hide menu if callback doesn't stop that if (callback.call(root.$trigger, key, root) !== false) { root.$menu.trigger('contextmenu:hide'); } else if (root.$menu.parent().length) { op.update.call(root.$trigger, root); } }, // ignore click events on input elements inputClick: function(e) { e.stopImmediatePropagation(); }, // hide <menu> hideMenu: function(e, data) { var root = $(this).data('contextMenuRoot'); op.hide.call(root.$trigger, root, data && data.force); }, // focus <command> focusItem: function(e) { e.stopPropagation(); var $this = $(this), data = $this.data(), opt = data.contextMenu, root = data.contextMenuRoot; $this.addClass('hover') .siblings('.hover').trigger('contextmenu:blur'); // remember selected opt.$selected = root.$selected = $this; // position sub-menu - do after show so dumb $.ui.position can keep up if (opt.$node) { root.positionSubmenu.call(opt.$node, opt.$menu); } }, // blur <command> blurItem: function(e) { e.stopPropagation(); var $this = $(this), data = $this.data(), opt = data.contextMenu, root = data.contextMenuRoot; $this.removeClass('hover'); opt.$selected = null; } }, // operations op = { show: function(opt, x, y) { var $trigger = $(this), offset, css = {}; // backreference for callbacks opt.$trigger = $trigger; // show event if (opt.events.show.call($trigger, opt) === false) { $currentTrigger = null; return; } // create or update context menu op.update.call($trigger, opt); // position menu opt.position.call($trigger, opt, x, y); // make sure we're in front if (opt.zIndex) { css.zIndex = zindex($trigger) + opt.zIndex; } // add layer op.layer.call(opt.$menu, opt, css.zIndex); // adjust sub-menu zIndexes opt.$menu.find('ul').css('zIndex', css.zIndex + 1); // position and show context menu opt.$menu.css( css )[opt.animation.show](opt.animation.duration, function() { $trigger.trigger('contextmenu:visible'); }); // make options available and set state $trigger .data('contextMenu', opt) .addClass("context-menu-active"); //changed by warlee /* if (Main.SetSelect != undefined) { if (Main.Global.fileListSelectNum <= 1 || !$trigger.hasClass(Main.Config.SelectClassName)) { Main.SetSelect.clear(); $trigger.addClass(Main.Config.SelectClassName); Main.SetSelect.select(); } } */ //ui.setSelect($trigger); // register key handler $(document).off('keydown.contextMenu').on('keydown.contextMenu', handle.key); // register autoHide handler if (opt.autoHide) { // mouse position handler $(document).on('mousemove.contextMenuAutoHide', function(e) { // need to capture the offset on mousemove, // since the page might've been scrolled since activation var pos = $trigger.offset(); pos.right = pos.left + $trigger.outerWidth(); pos.bottom = pos.top + $trigger.outerHeight(); if (!opt.hovering && (!(e.pageX >= pos.left && e.pageX <= pos.right) || !(e.pageY >= pos.top && e.pageY <= pos.bottom))) { // if mouse in menu... opt.$menu.trigger('contextmenu:hide'); } }); } }, hide: function(opt, force) { var $trigger = $(this); if (!opt) { opt = $trigger.data('contextMenu') || {}; } // hide event if (!force && opt.events && opt.events.hide.call($trigger, opt) === false) { return; } // remove options and revert state $trigger .removeData('contextMenu') .removeClass("context-menu-active"); // remove handle $currentTrigger = null; // remove selected opt.$menu.find('.hover').trigger('contextmenu:blur'); opt.$selected = null; // unregister key and mouse handlers //$(document).off('.contextMenuAutoHide keydown.contextMenu'); // http://bugs.jquery.com/ticket/10705 $(document).off('.contextMenuAutoHide').off('keydown.contextMenu'); // hide menu opt.$menu && opt.$menu[opt.animation.hide](opt.animation.duration, function (){ // tear down dynamically built menu after animation is completed. if (opt.build) { opt.$menu.remove(); $.each(opt, function(key, value) { switch (key) { case 'ns': case 'selector': case 'build': case 'trigger': return true; default: opt[key] = undefined; try { delete opt[key]; } catch (e) {} return true; } }); } $trigger.trigger('contextmenu:hidden'); }); }, create: function(opt, root) { if (root === undefined) { root = opt; } // create contextMenu opt.$menu = $('<ul class="context-menu-list"></ul>').addClass(opt.className || "").data({ 'contextMenu': opt, 'contextMenuRoot': root }); $.each(['callbacks', 'commands', 'inputs'], function(i,k){ opt[k] = {}; if (!root[k]) { root[k] = {}; } }); root.accesskeys || (root.accesskeys = {}); // create contextMenu items $.each(opt.items, function(key, item){ var $t = $('<li class="context-menu-item"></li>').addClass(item.className || ""), $label = null, $input = null; // iOS needs to see a click-event bound to an element to actually // have the TouchEvents infrastructure trigger the click event $t.on('click', $.noop); item.$node = $t.data({ 'contextMenu': opt, 'contextMenuRoot': root, 'contextMenuKey': key }); // register accesskey warlee // NOTE: the accesskey attribute should be applicable to any element, but Safari5 and Chrome13 still can't do that if (item.accesskey) { var aks = splitAccesskey(item.accesskey); for (var i=0, ak; ak = aks[i]; i++) { if (!root.accesskeys[ak]) { root.accesskeys[ak] = item; //item._name = item.name.replace(new RegExp('(' + ak + ')', 'i'), '<span class="context-menu-accesskey">$1</span>'); item._name = item.name+'(<span class="context-menu-accesskey">'+ak.toUpperCase()+'</span>)'; break; } } } if (typeof item == "string") { $t.addClass('context-menu-separator not-selectable'); } else if (item.type && types[item.type]) { // run custom type handler types[item.type].call($t, item, opt, root); // register commands $.each([opt, root], function(i,k){ k.commands[key] = item; if ($.isFunction(item.callback)) { k.callbacks[key] = item.callback; } }); } else { // add label for input if (item.type == 'html') { $t.addClass('context-menu-html not-selectable'); } else if (item.type) { $label = $('<label></label>').appendTo($t); $('<span></span>').html(item._name || item.name).appendTo($label); $t.addClass('context-menu-input'); opt.hasTypes = true; $.each([opt, root], function(i,k){ k.commands[key] = item; k.inputs[key] = item; }); } else if (item.items) { item.type = 'sub'; } switch (item.type) { case 'text': $input = $('<input type="text" value="1" name="" value="">') .attr('name', 'context-menu-input-' + key) .val(item.value || "") .appendTo($label); break; case 'textarea': $input = $('<textarea name=""></textarea>') .attr('name', 'context-menu-input-' + key) .val(item.value || "") .appendTo($label); if (item.height) { $input.height(item.height); } break; case 'checkbox': $input = $('<input type="checkbox" value="1" name="" value="">') .attr('name', 'context-menu-input-' + key) .val(item.value || "") .prop("checked", !!item.selected) .prependTo($label); break; case 'radio': $input = $('<input type="radio" value="1" name="" value="">') .attr('name', 'context-menu-input-' + item.radio) .val(item.value || "") .prop("checked", !!item.selected) .prependTo($label); break; case 'select': $input = $('<select name="">') .attr('name', 'context-menu-input-' + key) .appendTo($label); if (item.options) { $.each(item.options, function(value, text) { $('<option></option>').val(value).text(text).appendTo($input); }); $input.val(item.selected); } break; case 'sub': // FIXME: shouldn't this .html() be a .text()? $('<span></span>').html(item._name || item.name).appendTo($t); item.appendTo = item.$node; op.create(item, root); $t.data('contextMenu', item).addClass('context-menu-submenu'); item.callback = null; break; case 'html': $(item.html).appendTo($t); break; default: $.each([opt, root], function(i,k){ k.commands[key] = item; if ($.isFunction(item.callback)) { k.callbacks[key] = item.callback; } }); // FIXME: shouldn't this .html() be a .text()? $('<span ></span>').html(item._name || item.name || "").appendTo($t); break; } // disable key listener in <input> if (item.type && item.type != 'sub' && item.type != 'html') { $input .on('focus', handle.focusInput) .on('blur', handle.blurInput); if (item.events) { $input.on(item.events, opt); } } // add icons if (item.icon) { $('<i class="font-icon icon-'+item.icon+'"></i>').prependTo($t); }else{ $('<i class="font-icon "></i>').prependTo($t); } } // cache contained elements item.$input = $input; item.$label = $label; // attach item to menu $t.appendTo(opt.$menu); // Disable text selection if (!opt.hasTypes && $.support.eventSelectstart) { // browsers support user-select: none, // IE has a special event for text-selection // browsers supporting neither will not be preventing text-selection $t.on('selectstart.disableTextSelect', handle.abortevent); } }); // attach contextMenu to <body> (to bypass any possible overflow:hidden issues on parents of the trigger element) if (!opt.$node) { opt.$menu.css('display', 'none').addClass('context-menu-root'); } opt.$menu.appendTo(opt.appendTo || document.body); }, resize: function($menu, nested) { // determine widths of submenus, as CSS won't grow them automatically // position:absolute within position:absolute; min-width:100; max-width:200; results in width: 100; // kinda sucks hard... // determine width of absolutely positioned element $menu.css({position: 'absolute', display: 'block'}); // don't apply yet, because that would break nested elements' widths // add a pixel to circumvent word-break issue in IE9 - #80 //change by warlee //加入条件判断； if (G.isIE) { $menu.data('width', Math.ceil($menu.width())); }else{ $menu.data('width', Math.ceil($menu.width()) + 0.1); } // reset styles so they allow nested elements to grow/shrink naturally $menu.css({ position: 'static', minWidth: '0px', maxWidth: '100000px' }); // identify width of nested menus $menu.find('> li > ul').each(function() { op.resize($(this), true); }); // reset and apply changes in the end because nested // elements' widths wouldn't be calculatable otherwise if (!nested) { $menu.find('ul').andSelf().css({ position: '', display: '', minWidth: '', maxWidth: '' }).width(function() { return $(this).data('width'); }); } }, update: function(opt, root) { var $trigger = this; if (root === undefined) { root = opt; op.resize(opt.$menu); } // re-check disabled for each item opt.$menu.children().each(function(){ key = $(this).data('contextMenuKey'); var $item = $(this), key = $item.data('contextMenuKey'), item = opt.items[key], disabled = ($.isFunction(item.disabled) && item.disabled.call($trigger, key, root)) || item.disabled === true; // dis- / enable item $item[disabled ? 'addClass' : 'removeClass']('disabled'); if (item.type) { // dis- / enable input elements $item.find('input, select, textarea').prop('disabled', disabled); // update input states switch (item.type) { case 'text': case 'textarea': item.$input.val(item.value || ""); break; case 'checkbox': case 'radio': item.$input.val(item.value || "").prop('checked', !!item.selected); break; case 'select': item.$input.val(item.selected || ""); break; } } if (item.$menu) { // update sub-menu op.update.call($trigger, item, root); } }); }, //warlee layer: function(opt, zIndex) { $visibleMenu = $('.context-menu-list').filter(':visible'); return true; } }; // split accesskey according to http://www.whatwg.org/specs/web-apps/current-work/multipage/editing.html#assigned-access-key function splitAccesskey(val) { var t = val.split(/\s+/), keys = []; for (var i=0, k; k = t[i]; i++) { k = k[0]; //k = k[0].toUpperCase(); // first character only // theoretically non-accessible characters should be ignored, but different systems, different keyboard layouts, ... screw it. // a map to look up already used access keys would be nice keys.push(k); } return keys; } // handle contextMenu triggers $.fn.contextMenu = function(operation) { if (operation === undefined) { this.first().trigger('contextmenu'); }else if (operation.action && typeof(operation.action)=='function') {//add by warlee;to set position or others this.first().trigger('contextmenu'); var $menu = this.data('contextMenu').$menu; operation.action($menu,this.first()); } else if (operation.x && operation.y) { this.first().trigger($.Event("contextmenu", {pageX: operation.x, pageY: operation.y})); } else if (operation === "hide") { var $menu = this.data('contextMenu').$menu; $menu && $menu.trigger('contextmenu:hide'); } else if (operation === "destroy") { $.contextMenu("destroy", {context: this}); } else if ($.isPlainObject(operation)) { operation.context = this; $.contextMenu("create", operation); } else if (operation) { this.removeClass('context-menu-disabled'); } else if (!operation) { this.addClass('context-menu-disabled'); } return this; }; // manage contextMenu instances $.contextMenu = function(operation, options) { if (typeof operation != 'string') { options = operation; operation = 'create'; } if (typeof options == 'string') { options = {selector: options}; } else if (options === undefined) { options = {}; } // merge with default options var o = $.extend(true, {}, defaults, options || {}); var $document = $(document); var $context = $document; var _hasContext = false; if (!o.context || !o.context.length) { o.context = document; } else { // you never know what they throw at you... $context = $(o.context).first(); o.context = $context.get(0); _hasContext = o.context !== document; } switch (operation) { case 'create': // no selector no joy if (!o.selector) { throw new Error('No selector specified'); } // make sure internal classes are not bound to if (o.selector.match(/.context-menu-(list|item|input)($|\s)/)) { throw new Error('Cannot bind to selector "' + o.selector + '" as it contains a reserved className'); } if (!o.build && (!o.items || $.isEmptyObject(o.items))) { throw new Error('No Items sepcified'); } counter ++; o.ns = '.contextMenu' + counter; if (!_hasContext) { namespaces[o.selector] = o.ns; } menus[o.ns] = o; // default to right click if (!o.trigger) { o.trigger = 'right'; } if (!initialized) { // make sure item click is registered first $document .on('mouseup.contextMenu', '.context-menu-input', handle.inputClick) .on({ 'contextmenu:hide.contextMenu': handle.hideMenu, 'prevcommand.contextMenu': handle.prevItem, 'nextcommand.contextMenu': handle.nextItem, 'contextmenu.contextMenu': handle.abortevent, 'mouseenter.contextMenu': handle.menuMouseenter, 'mouseleave.contextMenu': handle.menuMouseleave }, '.context-menu-list') .on({ 'mouseup.contextMenu': handle.itemClick, 'contextmenu:focus.contextMenu': handle.focusItem, 'contextmenu:blur.contextMenu': handle.blurItem, 'contextmenu.contextMenu': handle.abortevent, 'mouseenter.contextMenu': handle.itemMouseenter, 'mouseleave.contextMenu': handle.itemMouseleave }, '.context-menu-item'); initialized = true; } // engage native contextmenu event $context .on('contextmenu' + o.ns, o.selector, o, handle.contextmenu); if (_hasContext) { // add remove hook, just in case $context.on('remove' + o.ns, function() { $(this).contextMenu("destroy"); }); } switch (o.trigger) { case 'hover': $context .on('mouseenter' + o.ns, o.selector, o, handle.mouseenter) .on('mouseleave' + o.ns, o.selector, o, handle.mouseleave); break; case 'left': $context.on('click' + o.ns, o.selector, o, handle.click); break; } // create menu if (!o.build) { op.create(o); } break; case 'destroy': var $visibleMenu; if (_hasContext) { // get proper options var context = o.context; $.each(menus, function(ns, o) { if (o.context !== context) { return true; } $visibleMenu = $('.context-menu-list').filter(':visible'); if ($visibleMenu.length && $visibleMenu.data().contextMenuRoot.$trigger.is($(o.context).find(o.selector))) { $visibleMenu.trigger('contextmenu:hide', {force: true}); } try { if (menus[o.ns].$menu) { menus[o.ns].$menu.remove(); } delete menus[o.ns]; } catch(e) { menus[o.ns] = null; } $(o.context).off(o.ns); return true; }); } else if (!o.selector) { $document.off('.contextMenu .contextMenuAutoHide'); $.each(menus, function(ns, o) { $(o.context).off(o.ns); }); namespaces = {}; menus = {}; counter = 0; initialized = false; $('.context-menu-list').remove(); } else if (namespaces[o.selector]) { $visibleMenu = $('.context-menu-list').filter(':visible'); if ($visibleMenu.length && $visibleMenu.data().contextMenuRoot.$trigger.is(o.selector)) { $visibleMenu.trigger('contextmenu:hide', {force: true}); } try { if (menus[namespaces[o.selector]].$menu) { menus[namespaces[o.selector]].$menu.remove(); } delete menus[namespaces[o.selector]]; } catch(e) { menus[namespaces[o.selector]] = null; } $document.off(namespaces[o.selector]); } break; case 'html5': // if <command> or <menuitem> are not handled by the browser, // or options was a bool true, // initialize $.contextMenu for them if ((!$.support.htmlCommand && !$.support.htmlMenuitem) || (typeof options == "boolean" && options)) { $('menu[type="context"]').each(function() { if (this.id) { $.contextMenu({ selector: '[contextmenu=' + this.id +']', items: $.contextMenu.fromMenu(this) }); } }).css('display', 'none'); } break; default: throw new Error('Unknown operation "' + operation + '"'); } return this; }; // import values into <input> commands $.contextMenu.setInputValues = function(opt, data) { if (data === undefined) { data = {}; } $.each(opt.inputs, function(key, item) { switch (item.type) { case 'text': case 'textarea': item.value = data[key] || ""; break; case 'checkbox': item.selected = data[key] ? true : false; break; case 'radio': item.selected = (data[item.radio] || "") == item.value ? true : false; break; case 'select': item.selected = data[key] || ""; break; } }); }; // export values from <input> commands $.contextMenu.getInputValues = function(opt, data) { if (data === undefined) { data = {}; } $.each(opt.inputs, function(key, item) { switch (item.type) { case 'text': case 'textarea': case 'select': data[key] = item.$input.val(); break; case 'checkbox': data[key] = item.$input.prop('checked'); break; case 'radio': if (item.$input.prop('checked')) { data[item.radio] = item.value; } break; } }); return data; }; // find <label for="xyz"> function inputLabel(node) { return (node.id && $('label[for="'+ node.id +'"]').val()) || node.name; } // convert <menu> to items object function menuChildren(items, $children, counter) { if (!counter) { counter = 0; } $children.each(function() { var $node = $(this), node = this, nodeName = this.nodeName.toLowerCase(), label, item; // extract <label><input> if (nodeName == 'label' && $node.find('input, textarea, select').length) { label = $node.text(); $node = $node.children().first(); node = $node.get(0); nodeName = node.nodeName.toLowerCase(); } /* * <menu> accepts flow-content as children. that means <embed>, <canvas> and such are valid menu items. * Not being the sadistic kind, $.contextMenu only accepts: * <command>, <menuitem>, <hr>, <span>, <p> <input [text, radio, checkbox]>, <textarea>, <select> and of course <menu>. * Everything else will be imported as an html node, which is not interfaced with contextMenu. */ // http://www.whatwg.org/specs/web-apps/current-work/multipage/commands.html#concept-command switch (nodeName) { // http://www.whatwg.org/specs/web-apps/current-work/multipage/interactive-elements.html#the-menu-element case 'menu': item = {name: $node.attr('label'), items: {}}; counter = menuChildren(item.items, $node.children(), counter); break; // http://www.whatwg.org/specs/web-apps/current-work/multipage/commands.html#using-the-a-element-to-define-a-command case 'a': // http://www.whatwg.org/specs/web-apps/current-work/multipage/commands.html#using-the-button-element-to-define-a-command case 'button': item = { name: $node.text(), disabled: !!$node.attr('disabled'), callback: (function(){ return function(){ $node.click(); }; })() }; break; // http://www.whatwg.org/specs/web-apps/current-work/multipage/commands.html#using-the-command-element-to-define-a-command case 'menuitem': case 'command': switch ($node.attr('type')) { case undefined: case 'command': case 'menuitem': item = { name: $node.attr('label'), disabled: !!$node.attr('disabled'), callback: (function(){ return function(){ $node.click(); }; })() }; break; case 'checkbox': item = { type: 'checkbox', disabled: !!$node.attr('disabled'), name: $node.attr('label'), selected: !!$node.attr('checked') }; break; case 'radio': item = { type: 'radio', disabled: !!$node.attr('disabled'), name: $node.attr('label'), radio: $node.attr('radiogroup'), value: $node.attr('id'), selected: !!$node.attr('checked') }; break; default: item = undefined; } break; case 'hr': item = '-------'; break; case 'input': switch ($node.attr('type')) { case 'text': item = { type: 'text', name: label || inputLabel(node), disabled: !!$node.attr('disabled'), value: $node.val() }; break; case 'checkbox': item = { type: 'checkbox', name: label || inputLabel(node), disabled: !!$node.attr('disabled'), selected: !!$node.attr('checked') }; break; case 'radio': item = { type: 'radio', name: label || inputLabel(node), disabled: !!$node.attr('disabled'), radio: !!$node.attr('name'), value: $node.val(), selected: !!$node.attr('checked') }; break; default: item = undefined; break; } break; case 'select': item = { type: 'select', name: label || inputLabel(node), disabled: !!$node.attr('disabled'), selected: $node.val(), options: {} }; $node.children().each(function(){ item.options[this.value] = $(this).text(); }); break; case 'textarea': item = { type: 'textarea', name: label || inputLabel(node), disabled: !!$node.attr('disabled'), value: $node.val() }; break; case 'label': break; default: item = {type: 'html', html: $node.clone(true)}; break; } if (item) { counter++; items['key' + counter] = item; } }); return counter; } // convert html5 menu $.contextMenu.fromMenu = function(element) { var $this = $(element), items = {}; menuChildren(items, $this.children()); return items; }; // make defaults accessible $.contextMenu.defaults = defaults; $.contextMenu.types = types; // export internal functions - undocumented, for hacking only! $.contextMenu.handle = handle; $.contextMenu.op = op; $.contextMenu.menus = menus; })(jQuery); $.contextMenu.menuAdd = function(){};
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