transmission/web/javascript/jquery/jquery.contextmenu.r2.js

144 lines
4.3 KiB
JavaScript

/*
* ContextMenu - jQuery plugin for right-click context menus
*
* Author: Chris Domigan
* Contributors: Dan G. Switzer, II
* Parts of this plugin are inspired by Joern Zaefferer's Tooltip plugin
*
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*
* Version: r2
* Date: 16 July 2007
*
* For documentation visit http://www.trendskitchens.co.nz/jquery/contextmenu/
*
*/
(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) { // Create singleton menu
menu = $('<div id="jqContextMenu"></div>')
.hide()
.css({position:'absolute', zIndex:'500'})
.appendTo('body')
.bind('click', function(e) {
e.stopPropagation();
});
}
if (!shadow) {
shadow = $('<div></div>')
.css({backgroundColor:'#000',position:'absolute',opacity:0.2,zIndex:499})
.appendTo('body')
.hide();
}
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) {
// Check if onContextMenu() defined
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];
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'});
// Send the content to the menu
menu.html(content);
// if there's an onShowMenu, run it now -- must run after content has been added
// if you try to alter the content variable before the menu.html(), IE6 has issues
// updating the 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);
});
});
menu.css({'left':e[cur.eventPosX],'top':e[cur.eventPosY]}).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);
}
function hide() {
menu.hide();
shadow.hide();
}
// Apply defaults
$.contextMenu = {
defaults : function(userDefaults) {
$.each(userDefaults, function(i, val) {
if (typeof val == 'object' && defaults[i]) {
$.extend(defaults[i], val);
}
else defaults[i] = val;
});
}
};
})(jQuery);
$(function() {
$('div.contextMenu').hide();
});