discourse/vendor/assets/javascripts/mousetrap-global-bind.js

44 lines
1.1 KiB
JavaScript

/**
* adds a bindGlobal method to Mousetrap that allows you to
* bind specific keyboard shortcuts that will still work
* inside a text input field
*
* usage:
* Mousetrap.bindGlobal('ctrl+s', _saveChanges);
*/
/* global Mousetrap:true */
(function(Mousetrap) {
var _globalCallbacks = {};
var _originalStopCallback = Mousetrap.prototype.stopCallback;
Mousetrap.prototype.stopCallback = function(e, element, combo, sequence) {
var self = this;
if (self.paused) {
return true;
}
if (_globalCallbacks[combo] || _globalCallbacks[sequence]) {
return false;
}
return _originalStopCallback.call(self, e, element, combo);
};
Mousetrap.prototype.bindGlobal = function(keys, callback, action) {
var self = this;
self.bind(keys, callback, action);
if (keys instanceof Array) {
for (var i = 0; i < keys.length; i++) {
_globalCallbacks[keys[i]] = true;
}
return;
}
_globalCallbacks[keys] = true;
};
Mousetrap.init();
}) (Mousetrap);