mirror of
https://github.com/opensourcepos/opensourcepos.git
synced 2026-03-19 15:36:43 -04:00
3a5e03a39c
Tom git-svn-id: svn+ssh://jekkos@svn.code.sf.net/p/opensourcepos/code/@28 c3eb156b-1dc0-44e1-88ae-e38439141b53
254 lines
6.6 KiB
JavaScript
254 lines
6.6 KiB
JavaScript
/*
|
|
Copyright (c) 2011 Oscar Godson ( http://oscargodson.com ) and Sebastian Nitu ( http://sebnitu.com )
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
of this software and associated documentation files (the "Software"), to deal
|
|
in the Software without restriction, including without limitation the rights
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
copies of the Software, and to permit persons to whom the Software is
|
|
furnished to do so, subject to the following conditions:
|
|
|
|
The above copyright notice and this permission notice shall be included in
|
|
all copies or substantial portions of the Software.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
THE SOFTWARE.
|
|
|
|
More infomation on http://oscargodson.com/labs/jkey
|
|
or fork it at https://github.com/OscarGodson/jKey
|
|
|
|
Special thanks to Macy Abbey
|
|
*/
|
|
(function($) {
|
|
$.fn.jkey = function(keyCombo,options,callback) {
|
|
// Save the key codes to JSON object
|
|
var keyCodes = {
|
|
/* start the a-z keys */
|
|
'a' : 65,
|
|
'b' : 66,
|
|
'c' : 67,
|
|
'd' : 68,
|
|
'e' : 69,
|
|
'f' : 70,
|
|
'g' : 71,
|
|
'h' : 72,
|
|
'i' : 73,
|
|
'j' : 74,
|
|
'k' : 75,
|
|
'l' : 76,
|
|
'm' : 77,
|
|
'n' : 78,
|
|
'o' : 79,
|
|
'p' : 80,
|
|
'q' : 81,
|
|
'r' : 82,
|
|
's' : 83,
|
|
't' : 84,
|
|
'u' : 85,
|
|
'v' : 86,
|
|
'w' : 87,
|
|
'x' : 88,
|
|
'y' : 89,
|
|
'z' : 90,
|
|
/* start number keys */
|
|
'0' : 48,
|
|
'1' : 49,
|
|
'2' : 50,
|
|
'3' : 51,
|
|
'4' : 52,
|
|
'5' : 53,
|
|
'6' : 54,
|
|
'7' : 55,
|
|
'8' : 56,
|
|
'9' : 57,
|
|
/* start the f keys */
|
|
'f1' : 112,
|
|
'f2' : 113,
|
|
'f3' : 114,
|
|
'f4' : 115,
|
|
'f5' : 116,
|
|
'f6' : 117,
|
|
'f7' : 118,
|
|
'f8' : 119,
|
|
'f9' : 120,
|
|
'f10': 121,
|
|
'f11': 122,
|
|
'f12': 123,
|
|
/* start the modifier keys */
|
|
'shift' : 16,
|
|
'ctrl' : 17,
|
|
'control' : 17,
|
|
'alt' : 18,
|
|
'option' : 18, //Mac OS key
|
|
'opt' : 18, //Mac OS key
|
|
'cmd' : 224, //Mac OS key
|
|
'command' : 224, //Mac OS key
|
|
'fn' : 255, //tested on Lenovo ThinkPad
|
|
'function' : 255, //tested on Lenovo ThinkPad
|
|
/* Misc. Keys */
|
|
'backspace' : 8,
|
|
'osxdelete' : 8, //Mac OS version of backspace
|
|
'enter' : 13,
|
|
'return' : 13, //Mac OS version of "enter"
|
|
'space':32,
|
|
'spacebar':32,
|
|
'esc':27,
|
|
'escape':27,
|
|
'tab':9,
|
|
'capslock':20,
|
|
'capslk':20,
|
|
'super':91,
|
|
'windows':91,
|
|
'insert':45,
|
|
'delete':46, //NOT THE OS X DELETE KEY!
|
|
'home':36,
|
|
'end':35,
|
|
'pgup':33,
|
|
'pageup':33,
|
|
'pgdn':34,
|
|
'pagedown':34,
|
|
/* Arrow keys */
|
|
'left' : 37,
|
|
'up' : 38,
|
|
'right': 39,
|
|
'down' : 40,
|
|
/* Special char keys */
|
|
'`':96,
|
|
'~':96,
|
|
'-':45,
|
|
'_':45,
|
|
'=':187,
|
|
'+':187,
|
|
'[':219,
|
|
'{':219,
|
|
']':221,
|
|
'}':221,
|
|
'\\':220, //it's actually a \ but there's two to escape the original
|
|
'|':220,
|
|
';':59,
|
|
':':59,
|
|
"'":222,
|
|
'"':222,
|
|
',':188,
|
|
'<':188,
|
|
'.':190,
|
|
'>':190,
|
|
'/':191,
|
|
'?':191
|
|
};
|
|
|
|
var x = '';
|
|
var y = '';
|
|
if(typeof options == 'function' && typeof callback == 'undefined'){
|
|
callback = options;
|
|
options = false;
|
|
}
|
|
|
|
//IE has issues here... so, we "convert" toString() :(
|
|
if(keyCombo.toString().indexOf(',') > -1){ //If multiple keys are selected
|
|
var keySplit = keyCombo.match(/[a-zA-Z0-9]+/gi);
|
|
}
|
|
else { //Else just store this single key
|
|
var keySplit = [keyCombo];
|
|
}
|
|
for(x in keySplit){ //For each key in the array...
|
|
if(!keySplit.hasOwnProperty(x)) { continue; }
|
|
//Same as above for the toString() and IE
|
|
if(keySplit[x].toString().indexOf('+') > -1){
|
|
//Key selection by user is a key combo
|
|
// Create a combo array and split the key combo
|
|
var combo = [];
|
|
var comboSplit = keySplit[x].split('+');
|
|
// Save the key codes for each element in the key combo
|
|
for(y in comboSplit){
|
|
combo[y] = keyCodes[ comboSplit[y] ];
|
|
}
|
|
keySplit[x] = combo;
|
|
}
|
|
else {
|
|
//Otherwise, it's just a normal, single key command
|
|
keySplit[x] = keyCodes[ keySplit[x] ];
|
|
}
|
|
}
|
|
|
|
function swapJsonKeyValues(input) {
|
|
var one, output = {};
|
|
for (one in input) {
|
|
if (input.hasOwnProperty(one)) {
|
|
output[input[one]] = one;
|
|
}
|
|
}
|
|
return output;
|
|
}
|
|
|
|
var keyCodesSwitch = swapJsonKeyValues(keyCodes);
|
|
|
|
return this.each(function() {
|
|
$this = $(this);
|
|
|
|
// Create active keys array
|
|
// This array will store all the keys that are currently being pressed
|
|
var activeKeys = [];
|
|
$this.bind('keydown',function(e){
|
|
// Save the current key press
|
|
activeKeys[ e.keyCode ] = e.keyCode;
|
|
|
|
if($.inArray(e.keyCode, keySplit) > -1){ // If the key the user pressed is matched with any key the developer set a key code with...
|
|
if(typeof callback == 'function'){ //and they provided a callback function
|
|
callback.call(this, keyCodesSwitch[e.keyCode] ); //trigger call back and...
|
|
if(options === false){
|
|
e.preventDefault(); //cancel the normal
|
|
}
|
|
}
|
|
}
|
|
else { // Else, the key did not match which means it's either a key combo or just dosn't exist
|
|
// Check if the individual items in the key combo match what was pressed
|
|
for(x in keySplit){
|
|
if($.inArray(e.keyCode, keySplit[x]) > -1){
|
|
// Initiate the active variable
|
|
var active = 'unchecked';
|
|
|
|
// All the individual keys in the combo with the keys that are currently being pressed
|
|
for(y in keySplit[x]) {
|
|
if(active != false) {
|
|
if($.inArray(keySplit[x][y], activeKeys) > -1){
|
|
active = true;
|
|
}
|
|
else {
|
|
active = false;
|
|
}
|
|
}
|
|
}
|
|
// If all the keys in the combo are being pressed, active will equal true
|
|
if(active === true){
|
|
if(typeof callback == 'function'){ //and they provided a callback function
|
|
|
|
var activeString = '';
|
|
|
|
for(var z in activeKeys) {
|
|
if (activeKeys[z] != '') {
|
|
activeString += keyCodesSwitch[ activeKeys[z] ] + '+';
|
|
}
|
|
}
|
|
activeString = activeString.substring(0, activeString.length - 1);
|
|
callback.call(this, activeString ); //trigger call back and...
|
|
if(options === false){
|
|
e.preventDefault(); //cancel the normal
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} // end of if in array
|
|
}).bind('keyup',function(e) {
|
|
// Remove the current key press
|
|
activeKeys[ e.keyCode ] = '';
|
|
});
|
|
});
|
|
}
|
|
})(jQuery); |