This commit is contained in:
Toks
2015-04-23 11:20:14 -04:00
parent c56d16d336
commit a0baaea1b2
8 changed files with 194 additions and 101 deletions

View File

@@ -1,111 +1,204 @@
/*jslint browser: true*/
/*jslint jquery: true*/
/*
* jQuery Hotkeys Plugin
* Copyright 2010, John Resig
* Dual licensed under the MIT or GPL Version 2 licenses.
*
* Based upon the plugin by Tzury Bar Yochay:
* http://github.com/tzuryby/hotkeys
* https://github.com/tzuryby/jquery.hotkeys
*
* Original idea by:
* Binny V A, http://www.openjs.com/scripts/events/keyboard_shortcuts/
*/
*/
/*
* One small change is: now keys are passed by object { keys: '...' }
* Might be useful, when you want to pass some other data to your handler
*/
(function(jQuery){
jQuery.hotkeys = {
version: "0.8",
(function(jQuery) {
specialKeys: {
8: "backspace", 9: "tab", 10: "return", 13: "return", 16: "shift", 17: "ctrl", 18: "alt", 19: "pause",
20: "capslock", 27: "esc", 32: "space", 33: "pageup", 34: "pagedown", 35: "end", 36: "home",
37: "left", 38: "up", 39: "right", 40: "down", 45: "insert", 46: "del",
96: "0", 97: "1", 98: "2", 99: "3", 100: "4", 101: "5", 102: "6", 103: "7",
104: "8", 105: "9", 106: "*", 107: "+", 109: "-", 110: ".", 111 : "/",
112: "f1", 113: "f2", 114: "f3", 115: "f4", 116: "f5", 117: "f6", 118: "f7", 119: "f8",
120: "f9", 121: "f10", 122: "f11", 123: "f12", 144: "numlock", 145: "scroll", 186: ";", 191: "/",
220: "\\", 222: "'", 224: "meta"
},
shiftNums: {
"`": "~", "1": "!", "2": "@", "3": "#", "4": "$", "5": "%", "6": "^", "7": "&",
"8": "*", "9": "(", "0": ")", "-": "_", "=": "+", ";": ": ", "'": "\"", ",": "<",
".": ">", "/": "?", "\\": "|"
}
};
jQuery.hotkeys = {
version: "0.8",
function keyHandler( handleObj ) {
if ( typeof handleObj.data === "string" ) {
handleObj.data = { keys: handleObj.data };
}
specialKeys: {
8: "backspace",
9: "tab",
10: "return",
13: "return",
16: "shift",
17: "ctrl",
18: "alt",
19: "pause",
20: "capslock",
27: "esc",
32: "space",
33: "pageup",
34: "pagedown",
35: "end",
36: "home",
37: "left",
38: "up",
39: "right",
40: "down",
45: "insert",
46: "del",
59: ";",
61: "=",
96: "0",
97: "1",
98: "2",
99: "3",
100: "4",
101: "5",
102: "6",
103: "7",
104: "8",
105: "9",
106: "*",
107: "+",
109: "-",
110: ".",
111: "/",
112: "f1",
113: "f2",
114: "f3",
115: "f4",
116: "f5",
117: "f6",
118: "f7",
119: "f8",
120: "f9",
121: "f10",
122: "f11",
123: "f12",
144: "numlock",
145: "scroll",
173: "-",
186: ";",
187: "=",
188: ",",
189: "-",
190: ".",
191: "/",
192: "`",
219: "[",
220: "\\",
221: "]",
222: "'"
},
// Only care when a possible input has been specified
if ( !handleObj.data || !handleObj.data.keys || typeof handleObj.data.keys !== "string" ) {
return;
}
shiftNums: {
"`": "~",
"1": "!",
"2": "@",
"3": "#",
"4": "$",
"5": "%",
"6": "^",
"7": "&",
"8": "*",
"9": "(",
"0": ")",
"-": "_",
"=": "+",
";": ": ",
"'": "\"",
",": "<",
".": ">",
"/": "?",
"\\": "|"
},
var origHandler = handleObj.handler,
keys = handleObj.data.keys.toLowerCase().split(" "),
textAcceptingInputTypes = ["text", "password", "number", "email", "url", "range", "date", "month", "week", "time", "datetime", "datetime-local", "search", "color", "tel"];
handleObj.handler = function( event ) {
// Don't fire in text-accepting inputs that we didn't directly bind to
if ( this !== event.target && (/textarea|select/i.test( event.target.nodeName ) ||
jQuery.inArray(event.target.type, textAcceptingInputTypes) > -1 ) ) {
return;
}
// excludes: button, checkbox, file, hidden, image, password, radio, reset, search, submit, url
textAcceptingInputTypes: [
"text", "password", "number", "email", "url", "range", "date", "month", "week", "time", "datetime",
"datetime-local", "search", "color", "tel"],
var special = jQuery.hotkeys.specialKeys[ event.keyCode ],
// character codes are available only in keypress
character = event.type === "keypress" && String.fromCharCode( event.which ).toLowerCase(),
modif = "", possible = {};
// default input types not to bind to unless bound directly
textInputTypes: /textarea|input|select/i,
// check combinations (alt|ctrl|shift+anything)
if ( event.altKey && special !== "alt" ) {
modif += "alt+";
}
options: {
filterInputAcceptingElements: true,
filterTextInputs: true,
filterContentEditable: true
}
};
if ( event.ctrlKey && special !== "ctrl" ) {
modif += "ctrl+";
}
// TODO: Need to make sure this works consistently across platforms
if ( event.metaKey && !event.ctrlKey && special !== "meta" ) {
modif += "meta+";
}
function keyHandler(handleObj) {
if (typeof handleObj.data === "string") {
handleObj.data = {
keys: handleObj.data
};
}
if ( event.shiftKey && special !== "shift" ) {
modif += "shift+";
}
// Only care when a possible input has been specified
if (!handleObj.data || !handleObj.data.keys || typeof handleObj.data.keys !== "string") {
return;
}
if ( special ) {
possible[ modif + special ] = true;
}
var origHandler = handleObj.handler,
keys = handleObj.data.keys.toLowerCase().split(" ");
if ( character ) {
possible[ modif + character ] = true;
possible[ modif + jQuery.hotkeys.shiftNums[ character ] ] = true;
handleObj.handler = function(event) {
// Don't fire in text-accepting inputs that we didn't directly bind to
if (this !== event.target &&
(jQuery.hotkeys.options.filterInputAcceptingElements &&
jQuery.hotkeys.textInputTypes.test(event.target.nodeName) ||
(jQuery.hotkeys.options.filterContentEditable && jQuery(event.target).attr('contenteditable')) ||
(jQuery.hotkeys.options.filterTextInputs &&
jQuery.inArray(event.target.type, jQuery.hotkeys.textAcceptingInputTypes) > -1))) {
return;
}
// "$" can be triggered as "Shift+4" or "Shift+$" or just "$"
if ( modif === "shift+" ) {
possible[ jQuery.hotkeys.shiftNums[ character ] ] = true;
}
}
var special = event.type !== "keypress" && jQuery.hotkeys.specialKeys[event.which],
character = String.fromCharCode(event.which).toLowerCase(),
modif = "",
possible = {};
for ( var i = 0, l = keys.length; i < l; i++ ) {
if ( possible[ keys[i] ] ) {
return origHandler.apply( this, arguments );
}
}
};
}
jQuery.each(["alt", "ctrl", "shift"], function(index, specialKey) {
jQuery.each([ "keydown", "keyup", "keypress" ], function() {
jQuery.event.special[ this ] = { add: keyHandler };
});
if (event[specialKey + 'Key'] && special !== specialKey) {
modif += specialKey + '+';
}
});
})( this.jQuery );
// metaKey is triggered off ctrlKey erronously
if (event.metaKey && !event.ctrlKey && special !== "meta") {
modif += "meta+";
}
if (event.metaKey && special !== "meta" && modif.indexOf("alt+ctrl+shift+") > -1) {
modif = modif.replace("alt+ctrl+shift+", "hyper+");
}
if (special) {
possible[modif + special] = true;
}
else {
possible[modif + character] = true;
possible[modif + jQuery.hotkeys.shiftNums[character]] = true;
// "$" can be triggered as "Shift+4" or "Shift+$" or just "$"
if (modif === "shift+") {
possible[jQuery.hotkeys.shiftNums[character]] = true;
}
}
for (var i = 0, l = keys.length; i < l; i++) {
if (possible[keys[i]]) {
return origHandler.apply(this, arguments);
}
}
};
}
jQuery.each(["keydown", "keyup", "keypress"], function() {
jQuery.event.special[this] = {
add: keyHandler
};
});
})(jQuery || this.jQuery || window.jQuery);