1 /******************************************************************************************************************************
3 * @ Original idea by by Binny V A, Original version: 2.00.A
4 * @ http://www.openjs.com/scripts/events/keyboard_shortcuts/
5 * @ Original License : BSD
7 * @ jQuery Plugin by Tzury Bar Yochay
8 mail: tzury.by@gmail.com
9 blog: evalinux.wordpress.com
10 face: facebook.com/profile.php?id=513676303
14 * @ jQuery Plugin version Beta (0.0.2)
15 * @ License: jQuery-License.
18 add queue support (as in gmail) e.g. 'x' then 'y', etc.
19 add mouse + mouse wheel events.
22 $.hotkeys.add('Ctrl+c', function(){ alert('copy anyone?');});
23 $.hotkeys.add('Ctrl+c', {target:'div#editor', type:'keyup', propagate: true},function(){ alert('copy anyone?');});>
24 $.hotkeys.remove('Ctrl+c');
25 $.hotkeys.remove('Ctrl+c', {target:'div#editor', type:'keypress'});
27 ******************************************************************************************************************************/
29 this.version = '(beta)(0.0.3)';
32 27: 'esc', 9: 'tab', 32:'space', 13: 'return', 8:'backspace', 145: 'scroll', 20: 'capslock',
33 144: 'numlock', 19:'pause', 45:'insert', 36:'home', 46:'del',35:'end', 33: 'pageup',
34 34:'pagedown', 37:'left', 38:'up', 39:'right',40:'down', 112:'f1',113:'f2', 114:'f3',
35 115:'f4', 116:'f5', 117:'f6', 118:'f7', 119:'f8', 120:'f9', 121:'f10', 122:'f11', 123:'f12'};
37 this.shift_nums = { "`":"~", "1":"!", "2":"@", "3":"#", "4":"$", "5":"%", "6":"^", "7":"&",
38 "8":"*", "9":"(", "0":")", "-":"_", "=":"+", ";":":", "'":"\"", ",":"<",
39 ".":">", "/":"?", "\\":"|" };
41 this.add = function(combi, options, callback) {
42 if (jQuery.isFunction(options)){
47 defaults = {type: 'keydown', propagate: false, disableInInput: false, target: jQuery('html')[0]},
49 opt = jQuery.extend( opt , defaults, options || {} );
50 combi = combi.toLowerCase();
52 // inspect if keystroke matches
53 var inspector = function(event) {
54 event = jQuery.event.fix(event); // jQuery event normalization.
55 var element = event.target;
56 // @ TextNode -> nodeType == 3
57 element = (element.nodeType==3) ? element.parentNode : element;
59 if(opt['disableInInput']) { // Disable shortcut keys in Input, Textarea fields
60 var target = jQuery(element);
61 if( target.is("input") || target.is("textarea")){
65 var code = event.which,
67 character = String.fromCharCode(code).toLowerCase(),
68 special = that.special_keys[code],
69 shift = event.shiftKey,
73 propagate = true, // default behaivour
76 // in opera + safari, the event.target is unpredictable.
77 // for example: 'keydown' might be associated with HtmlBodyElement
78 // or the element where you last clicked with your mouse.
79 if (jQuery.browser.opera || jQuery.browser.safari){
80 while (!that.all[element] && element.parentNode){
81 element = element.parentNode;
84 var cbMap = that.all[element].events[type].callbackMap;
85 if(!shift && !ctrl && !alt && !meta) { // No Modifiers
86 mapPoint = cbMap[special] || cbMap[character]
88 // deals with combinaitons (alt|ctrl|shift+anything)
91 if(alt) modif +='alt+';
92 if(ctrl) modif+= 'ctrl+';
93 if(shift) modif += 'shift+';
94 if(meta) modif += 'meta+';
95 // modifiers + special keys or modifiers + characters or modifiers + shift characters
96 mapPoint = cbMap[modif+special] || cbMap[modif+character] || cbMap[modif+that.shift_nums[character]]
100 if(!mapPoint.propagate) {
101 event.stopPropagation();
102 event.preventDefault();
107 // first hook for this element
108 if (!this.all[opt.target]){
109 this.all[opt.target] = {events:{}};
111 if (!this.all[opt.target].events[opt.type]){
112 this.all[opt.target].events[opt.type] = {callbackMap: {}}
113 jQuery.event.add(opt.target, opt.type, inspector);
115 this.all[opt.target].events[opt.type].callbackMap[combi] = {cb: callback, propagate:opt.propagate};
118 this.remove = function(exp, opt) {
120 target = opt.target || jQuery('html')[0];
121 type = opt.type || 'keydown';
122 exp = exp.toLowerCase();
123 delete this.all[target].events[type].callbackMap[exp]
126 jQuery.hotkeys = this;