7 lines
2.7 KiB
JavaScript
7 lines
2.7 KiB
JavaScript
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(function($){var menu,shadow,trigger,content,hash,currentTarget;var defaults={menuStyle:{listStyle:'none',padding:'1px',margin:'0px',backgroundColor:'#fff',border:'1px solid #999',width:'100px'},itemStyle:{margin:'0px',color:'#000',display:'block',cursor:'default',padding:'3px',border:'1px solid #fff',backgroundColor:'transparent'},itemHoverStyle:{border:'1px solid #0a246a',backgroundColor:'#b6bdd2'},eventPosX:'pageX',eventPosY:'pageY',shadow:true,onContextMenu:null,onShowMenu:null};$.fn.contextMenu=function(id,options){if(!menu){menu=$('<div id="jqContextMenu"></div>').hide().css({position:'absolute',zIndex:'500'}).appendTo('body').bind('click',function(e){e.stopPropagation();});}
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if(!shadow){shadow=$('<div></div>').css({backgroundColor:'#000',position:'absolute',opacity:0.2,zIndex:499}).appendTo('body').hide();}
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hash=hash||[];hash.push({id:id,menuStyle:$.extend({},defaults.menuStyle,options.menuStyle||{}),itemStyle:$.extend({},defaults.itemStyle,options.itemStyle||{}),itemHoverStyle:$.extend({},defaults.itemHoverStyle,options.itemHoverStyle||{}),bindings:options.bindings||{},shadow:options.shadow||options.shadow===false?options.shadow:defaults.shadow,onContextMenu:options.onContextMenu||defaults.onContextMenu,onShowMenu:options.onShowMenu||defaults.onShowMenu,eventPosX:options.eventPosX||defaults.eventPosX,eventPosY:options.eventPosY||defaults.eventPosY});var index=hash.length-1;$(this).bind('contextmenu',function(e){var bShowContext=(!!hash[index].onContextMenu)?hash[index].onContextMenu(e):true;if(bShowContext)display(index,this,e,options);return false;});return this;};function display(index,trigger,e,options){var cur=hash[index];var top=e[cur.eventPosY];var left = e[cur.eventPosX];content=$('#'+cur.id).find('ul:first').clone(true);content.css(cur.menuStyle).find('li').css(cur.itemStyle).hover(function(){$(this).css(cur.itemHoverStyle);},function(){$(this).css(cur.itemStyle);}).find('img').css({verticalAlign:'middle',paddingRight:'2px'});menu.html(content);if(!!cur.onShowMenu)menu=cur.onShowMenu(e,menu);$.each(cur.bindings,function(id,func){$('#'+id,menu).bind('click',function(e){hide();func(trigger,currentTarget);});});if(top+menu.height()>$(window).height())top=top-menu.height();if(left+menu.width()>$(window).width())left=left-menu.width();menu.css({'left':left,'top':top}).show();if(cur.shadow)shadow.css({width:menu.width(),height:menu.height(),left:e.pageX+2,top:e.pageY+2}).show();$(document).one('click',hide);}
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function hide(){menu.hide();shadow.hide();}
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$.contextMenu={defaults:function(userDefaults){$.each(userDefaults,function(i,val){if(typeof val=='object'&&defaults[i]){$.extend(defaults[i],val);}
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else defaults[i]=val;});}};})(jQuery);$(function(){$('div.contextMenu').hide();}); |