147 lines
4.3 KiB
JavaScript
147 lines
4.3 KiB
JavaScript
/*
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* ContextMenu - jQuery plugin for right-click context menus
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*
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* Author: Chris Domigan
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* Contributors: Dan G. Switzer, II
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* Parts of this plugin are inspired by Joern Zaefferer's Tooltip plugin
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*
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* Dual licensed under the MIT and GPL licenses:
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* http://www.opensource.org/licenses/mit-license.php
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* http://www.gnu.org/licenses/gpl.html
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*
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* Version: r2
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* Date: 16 July 2007
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*
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* For documentation visit http://www.trendskitchens.co.nz/jquery/contextmenu/
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*
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*/
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(function($) {
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var menu, shadow, content, hash, currentTarget;
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var defaults = {
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menuStyle: {
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listStyle: 'none',
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padding: '1px',
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margin: '0px',
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backgroundColor: '#fff',
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border: '1px solid #999',
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width: '100px'
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},
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itemStyle: {
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margin: '0px',
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color: '#000',
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display: 'block',
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cursor: 'default',
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padding: '3px',
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border: '1px solid #fff',
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backgroundColor: 'transparent'
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},
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itemHoverStyle: {
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border: '1px solid #0a246a',
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backgroundColor: '#b6bdd2'
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},
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eventPosX: 'pageX',
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eventPosY: 'pageY',
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shadow : true,
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onContextMenu: null,
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onShowMenu: null
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};
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$.fn.contextMenu = function(id, options) {
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if (!menu) { // Create singleton menu
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menu = $('<div id="jqContextMenu"></div>')
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.hide()
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.css({position:'absolute', zIndex:'500'})
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.appendTo('body')
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.bind('click', function(e) {
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e.stopPropagation();
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});
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}
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if (!shadow) {
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shadow = $('<div></div>')
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.css({backgroundColor:'#000',position:'absolute',opacity:0.2,zIndex:499})
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.appendTo('body')
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.hide();
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}
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hash = hash || [];
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hash.push({
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id : id,
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menuStyle: $.extend({}, defaults.menuStyle, options.menuStyle || {}),
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itemStyle: $.extend({}, defaults.itemStyle, options.itemStyle || {}),
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itemHoverStyle: $.extend({}, defaults.itemHoverStyle, options.itemHoverStyle || {}),
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bindings: options.bindings || {},
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shadow: options.shadow || options.shadow === false ? options.shadow : defaults.shadow,
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onContextMenu: options.onContextMenu || defaults.onContextMenu,
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onShowMenu: options.onShowMenu || defaults.onShowMenu,
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eventPosX: options.eventPosX || defaults.eventPosX,
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eventPosY: options.eventPosY || defaults.eventPosY
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});
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var index = hash.length - 1;
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$(this).bind('contextmenu', function(e) {
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// Check if onContextMenu() defined
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var bShowContext = (!!hash[index].onContextMenu) ? hash[index].onContextMenu(e) : true;
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currentTarget = e.target;
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if (bShowContext) {
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display(index, this, e );
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return false;
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}
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});
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return this;
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};
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function display(index, trigger, e ) {
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var cur = hash[index];
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content = $('#'+cur.id).find('ul:first').clone(true);
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content.css(cur.menuStyle).find('li').css(cur.itemStyle).hover(
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function() {
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$(this).css(cur.itemHoverStyle);
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},
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function(){
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$(this).css(cur.itemStyle);
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}
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).find('img').css({verticalAlign:'middle',paddingRight:'2px'});
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// Send the content to the menu
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menu.html(content);
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// if there's an onShowMenu, run it now -- must run after content has been added
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// if you try to alter the content variable before the menu.html(), IE6 has issues
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// updating the content
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if (!!cur.onShowMenu) menu = cur.onShowMenu(e, menu);
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$.each(cur.bindings, function(id, func) {
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$('#'+id, menu).bind('click', function() {
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hide();
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func(trigger, currentTarget);
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});
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});
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menu.css({'left':e[cur.eventPosX],'top':e[cur.eventPosY]}).show();
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if (cur.shadow) shadow.css({width:menu.width(),height:menu.height(),left:e.pageX+2,top:e.pageY+2}).show();
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$(document).one('click', hide);
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}
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function hide() {
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menu.hide();
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shadow.hide();
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}
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// Apply defaults
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$.contextMenu = {
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defaults : function(userDefaults) {
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$.each(userDefaults, function(i, val) {
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if (typeof val == 'object' && defaults[i]) {
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$.extend(defaults[i], val);
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}
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else defaults[i] = val;
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});
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}
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};
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})(jQuery);
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$(function() {
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$('div.contextMenu').hide();
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}); |