64 lines
No EOL
1.2 KiB
JavaScript
64 lines
No EOL
1.2 KiB
JavaScript
(function () {
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var ns = $.namespace("pskl.service");
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ns.KeyboardEventService = function () {};
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/**
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* @private
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*/
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ns.KeyboardEventService.prototype.KeyboardActions_ = {
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"ctrl" : {
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"z" : Events.UNDO,
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"y" : Events.REDO,
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"x" : Events.CUT,
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"c" : Events.COPY,
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"v" : Events.PASTE
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}
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};
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/**
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* @private
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*/
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ns.KeyboardEventService.prototype.CharCodeToKeyCodeMap_ = {
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90 : "z",
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89 : "y",
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88 : "x",
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67 : "c",
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86 : "v"
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};
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/**
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* @private
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*/
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ns.KeyboardEventService.prototype.onKeyUp_ = function(evt) {
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var isMac = false;
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if (navigator.appVersion.indexOf("Mac")!=-1) {
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// Welcome in mac world where vowels are consons and meta used instead of ctrl:
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isMac = true;
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}
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if (isMac ? evt.metaKey : evt.ctrlKey) {
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// Get key pressed:
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var letter = this.CharCodeToKeyCodeMap_[evt.which];
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if(letter) {
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var eventToTrigger = this.KeyboardActions_.ctrl[letter];
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if(eventToTrigger) {
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$.publish(eventToTrigger);
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evt.preventDefault();
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return false;
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}
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}
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}
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};
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/**
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* @public
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*/
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ns.KeyboardEventService.prototype.init = function() {
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$(document.body).keydown($.proxy(this.onKeyUp_, this));
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};
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})(); |