forked from hummypkg/webif
216 lines
9.8 KiB
JavaScript
216 lines
9.8 KiB
JavaScript
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// jQuery Context Menu Plugin
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//
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// Version 1.00
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//
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// Cory S.N. LaViska
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// A Beautiful Site (http://abeautifulsite.net/)
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//
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// Visit http://abeautifulsite.net/notebook/80 for usage and more information
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//
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// Terms of Use
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//
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// This software is licensed under a Creative Commons License and is copyrighted
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// (C)2008 by Cory S.N. LaViska.
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//
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// For details, visit http://creativecommons.org/licenses/by/3.0/us/
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//
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// Modified 11NOV08 By Bill Beckelman to include option to use left mouse button instead.
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if (jQuery) (function() {
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$.extend($.fn, {
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contextMenu: function(o, callback) {
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// Defaults
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if (o.menu == undefined) return false;
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if (o.inSpeed == undefined) o.inSpeed = 150;
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if (o.outSpeed == undefined) o.outSpeed = 75;
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if (o.leftButton == undefined) o.leftButton = false;
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// 0 needs to be -1 for expected results (no fade)
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if (o.inSpeed == 0) o.inSpeed = -1;
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if (o.outSpeed == 0) o.outSpeed = -1;
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// Loop each context menu
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$(this).each(function() {
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var el = $(this);
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var offset = $(el).offset();
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// Add contextMenu class
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$('#' + o.menu).addClass('contextMenu');
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// Simulate a true right click
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$(this).bind('click', false);
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$(this).mousedown(function(e) {
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var evt = e;
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$(this).mouseup(function(e) {
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var srcElement = $(this);
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$(this).unbind('mouseup');
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if (evt.button == 2 || o.leftButton == true) {
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// Hide context menus that may be showing
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$(".contextMenu").hide();
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// Get this context menu
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var menu = $('#' + o.menu);
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if ($(el).hasClass('disabled')) return false;
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// Detect mouse position
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var d = {}, x, y;
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if (self.innerHeight) {
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d.pageYOffset = self.pageYOffset;
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d.pageXOffset = self.pageXOffset;
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d.innerHeight = self.innerHeight;
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d.innerWidth = self.innerWidth;
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} else if (document.documentElement &&
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document.documentElement.clientHeight) {
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d.pageYOffset = document.documentElement.scrollTop;
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d.pageXOffset = document.documentElement.scrollLeft;
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d.innerHeight = document.documentElement.clientHeight;
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d.innerWidth = document.documentElement.clientWidth;
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} else if (document.body) {
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d.pageYOffset = document.body.scrollTop;
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d.pageXOffset = document.body.scrollLeft;
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d.innerHeight = document.body.clientHeight;
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d.innerWidth = document.body.clientWidth;
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}
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(e.pageX) ? x = e.pageX : x = e.clientX + d.scrollLeft;
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(e.pageY) ? y = e.pageY : x = e.clientY + d.scrollTop;
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// Show the menu
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$(document).unbind('click');
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$(menu).css({ top: y, left: x }).fadeIn(o.inSpeed);
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// Hover events
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$(menu).find('A').mouseover(function() {
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$(menu).find('LI.hover').removeClass('hover');
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$(this).parent().addClass('hover');
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}).mouseout(function() {
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$(menu).find('LI.hover').removeClass('hover');
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});
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// Keyboard
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$(document).keypress(function(e) {
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switch (e.keyCode) {
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case 38: // up
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if ($(menu).find('LI.hover').size() == 0) {
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$(menu).find('LI:last').addClass('hover');
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} else {
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$(menu).find('LI.hover').removeClass('hover').prevAll('LI:not(.disabled)').eq(0).addClass('hover');
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if ($(menu).find('LI.hover').size() == 0) $(menu).find('LI:last').addClass('hover');
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}
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break;
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case 40: // down
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if ($(menu).find('LI.hover').size() == 0) {
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$(menu).find('LI:first').addClass('hover');
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} else {
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$(menu).find('LI.hover').removeClass('hover').nextAll('LI:not(.disabled)').eq(0).addClass('hover');
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if ($(menu).find('LI.hover').size() == 0) $(menu).find('LI:first').addClass('hover');
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}
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break;
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case 13: // enter
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$(menu).find('LI.hover A').trigger('click');
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break;
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case 27: // esc
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$(document).trigger('click');
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break
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}
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});
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// When items are selected
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$('#' + o.menu).find('A').unbind('click');
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$('#' + o.menu).find('LI:not(.disabled) A').click(function() {
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$(document).unbind('click').unbind('keypress');
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$(".contextMenu").hide();
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// Callback
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if (callback) callback($(this).attr('href').substr(1), $(srcElement), { x: x - offset.left, y: y - offset.top, docX: x, docY: y });
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return false;
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});
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// Hide bindings
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setTimeout(function() { // Delay for Mozilla
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$(document).click(function() {
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$(document).unbind('click').unbind('keypress');
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$(menu).fadeOut(o.outSpeed);
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return false;
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});
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}, 0);
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}
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});
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});
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// Disable text selection
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if ($.browser.mozilla) {
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$('#' + o.menu).each(function() { $(this).css({ 'MozUserSelect': 'none' }); });
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} else if ($.browser.msie) {
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$('#' + o.menu).each(function() { $(this).bind('selectstart.disableTextSelect', function() { return false; }); });
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} else {
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$('#' + o.menu).each(function() { $(this).bind('mousedown.disableTextSelect', function() { return false; }); });
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}
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// Disable browser context menu (requires both selectors to work in IE/Safari + FF/Chrome)
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$(el).add('UL.contextMenu').bind('contextmenu', function() { return false; });
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});
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return $(this);
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},
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// Disable context menu items on the fly
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disableContextMenuItems: function(o) {
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if (o == undefined) {
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// Disable all
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$(this).find('LI').addClass('disabled');
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return ($(this));
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}
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$(this).each(function() {
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if (o != undefined) {
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var d = o.split(',');
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for (var i = 0; i < d.length; i++) {
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$(this).find('A[href="' + d[i] + '"]').parent().addClass('disabled');
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}
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}
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});
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return ($(this));
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},
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// Enable context menu items on the fly
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enableContextMenuItems: function(o) {
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if (o == undefined) {
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// Enable all
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$(this).find('LI.disabled').removeClass('disabled');
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return ($(this));
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}
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$(this).each(function() {
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if (o != undefined) {
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var d = o.split(',');
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for (var i = 0; i < d.length; i++) {
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$(this).find('A[href="' + d[i] + '"]').parent().removeClass('disabled');
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}
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}
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});
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return ($(this));
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},
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// Disable context menu(s)
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disableContextMenu: function() {
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$(this).each(function() {
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$(this).addClass('disabled');
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});
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return ($(this));
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},
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// Enable context menu(s)
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enableContextMenu: function() {
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$(this).each(function() {
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$(this).removeClass('disabled');
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});
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return ($(this));
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},
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// Destroy context menu(s)
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destroyContextMenu: function() {
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// Destroy specified context menus
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$(this).each(function() {
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// Disable action
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$(this).unbind('mousedown').unbind('mouseup');
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});
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return ($(this));
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}
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});
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})(jQuery);
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