root / drupal7 / sites / all / modules / sweaver / plugins / sweaver_plugin_kb / jquery.hotkeys.js @ 13755f8d
1 |
/*
|
---|---|
2 |
* jQuery Hotkeys Plugin
|
3 |
* Copyright 2010, John Resig
|
4 |
* Dual licensed under the MIT or GPL Version 2 licenses.
|
5 |
*
|
6 |
* Based upon the plugin by Tzury Bar Yochay:
|
7 |
* http://github.com/tzuryby/hotkeys
|
8 |
*
|
9 |
* Original idea by:
|
10 |
* Binny V A, http://www.openjs.com/scripts/events/keyboard_shortcuts/
|
11 |
*/
|
12 |
|
13 |
(function(jQuery){
|
14 |
|
15 |
jQuery.hotkeys = { |
16 |
version: "0.8", |
17 |
|
18 |
specialKeys: {
|
19 |
8: "backspace", 9: "tab", 13: "return", 16: "shift", 17: "ctrl", 18: "alt", 19: "pause", |
20 |
20: "capslock", 27: "esc", 32: "space", 33: "pageup", 34: "pagedown", 35: "end", 36: "home", |
21 |
37: "left", 38: "up", 39: "right", 40: "down", 45: "insert", 46: "del", |
22 |
96: "0", 97: "1", 98: "2", 99: "3", 100: "4", 101: "5", 102: "6", 103: "7", |
23 |
104: "8", 105: "9", 106: "*", 107: "+", 109: "-", 110: ".", 111 : "/", |
24 |
112: "f1", 113: "f2", 114: "f3", 115: "f4", 116: "f5", 117: "f6", 118: "f7", 119: "f8", |
25 |
120: "f9", 121: "f10", 122: "f11", 123: "f12", 144: "numlock", 145: "scroll", 191: "/", 224: "meta" |
26 |
}, |
27 |
|
28 |
shiftNums: {
|
29 |
"`": "~", "1": "!", "2": "@", "3": "#", "4": "$", "5": "%", "6": "^", "7": "&", |
30 |
"8": "*", "9": "(", "0": ")", "-": "_", "=": "+", ";": ": ", "'": "\"", ",": "<", |
31 |
".": ">", "/": "?", "\\": "|" |
32 |
} |
33 |
}; |
34 |
|
35 |
function keyHandler( handleObj ) { |
36 |
// Only care when a possible input has been specified
|
37 |
if ( typeof handleObj.data !== "string" ) { |
38 |
return;
|
39 |
} |
40 |
|
41 |
var origHandler = handleObj.handler,
|
42 |
keys = handleObj.data.toLowerCase().split(" ");
|
43 |
|
44 |
handleObj.handler = function( event ) { |
45 |
// Don't fire in text-accepting inputs that we didn't directly bind to
|
46 |
if ( this !== event.target && (/textarea|select/i.test( event.target.nodeName ) || |
47 |
event.target.type === "text") ) {
|
48 |
return;
|
49 |
} |
50 |
|
51 |
// Keypress represents characters, not special keys
|
52 |
var special = event.type !== "keypress" && jQuery.hotkeys.specialKeys[ event.which ], |
53 |
character = String.fromCharCode( event.which ).toLowerCase(), |
54 |
key, modif = "", possible = {};
|
55 |
|
56 |
// check combinations (alt|ctrl|shift+anything)
|
57 |
if ( event.altKey && special !== "alt" ) { |
58 |
modif += "alt+";
|
59 |
} |
60 |
|
61 |
if ( event.ctrlKey && special !== "ctrl" ) { |
62 |
modif += "ctrl+";
|
63 |
} |
64 |
|
65 |
// TODO: Need to make sure this works consistently across platforms
|
66 |
if ( event.metaKey && !event.ctrlKey && special !== "meta" ) { |
67 |
modif += "meta+";
|
68 |
} |
69 |
|
70 |
if ( event.shiftKey && special !== "shift" ) { |
71 |
modif += "shift+";
|
72 |
} |
73 |
|
74 |
if ( special ) {
|
75 |
possible[ modif + special ] = true;
|
76 |
|
77 |
} else {
|
78 |
possible[ modif + character ] = true;
|
79 |
possible[ modif + jQuery.hotkeys.shiftNums[ character ] ] = true;
|
80 |
|
81 |
// "$" can be triggered as "Shift+4" or "Shift+$" or just "$"
|
82 |
if ( modif === "shift+" ) { |
83 |
possible[ jQuery.hotkeys.shiftNums[ character ] ] = true;
|
84 |
} |
85 |
} |
86 |
|
87 |
for ( var i = 0, l = keys.length; i < l; i++ ) { |
88 |
if ( possible[ keys[i] ] ) {
|
89 |
return origHandler.apply( this, arguments ); |
90 |
} |
91 |
} |
92 |
}; |
93 |
} |
94 |
|
95 |
jQuery.each([ "keydown", "keyup", "keypress" ], function() { |
96 |
jQuery.event.special[ this ] = { add: keyHandler }; |
97 |
}); |
98 |
|
99 |
})( jQuery ); |