132 lines
3.5 KiB
JavaScript
132 lines
3.5 KiB
JavaScript
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/**
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* Shortcuts.js
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*
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* Created by Maxim Kadushkin on 05 March 2014
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* Copyright (c) 2014 Ascensio System SIA. All rights reserved.
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*
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*/
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/*
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* Methods
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* -------
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*
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* @method delegateShortcuts
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* Accepts named array of shortcuts and callbacks
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*
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* @method suspendEvents
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*
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* @method resetEvents
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*
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*
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* Examples of usage
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* ----------------
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*
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* Common.util.Shortcuts.delegateShortcuts({
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* shortcuts: {
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* "ctrl+f": this.onShortcutSearch
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* }
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* });
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*
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* Common.util.Shortcuts.delegateShortcuts({
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* shortcuts: {
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* "ctrl+f": "shortcutSearch"
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* },
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* shortcutSearch: function(event) {
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* }
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* });
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*
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* Common.util.Shortcuts.suspendEvents('ctrl+f')
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* Common.util.Shortcuts.resumeEvents('ctrl+f')
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* */
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if (Common === undefined) {
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var Common = {};
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}
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Common.util = Common.util||{};
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define([
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'backbone',
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'keymaster'
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], function (Backbone) {
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'use strict';
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var Shortcuts = function(options) {
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this.cid = _.uniqueId("shortcuts");
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this.initialize.apply(this, arguments);
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// return this.delegateShortcuts(options);
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return this;
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};
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_.extend(Shortcuts.prototype, Backbone.Events, {
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initialize: function() {
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window.key.filter = function(event) {
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return true;
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};
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Common.NotificationCenter.on({
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'modal:show': function(e){
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window.key.suspend();
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},
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'modal:close': function(e) {
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window.key.resume();
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},
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'modal:hide': function(e) {
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window.key.resume();
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}
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});
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},
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delegateShortcuts: function(options) {
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if (!options || !options.shortcuts) return;
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this.removeShortcuts(options);
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var callback, match, method, scope, shortcut, shortcutKey;
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var _results = [];
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for (shortcut in options.shortcuts) {
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callback = options.shortcuts[shortcut];
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if (!_.isFunction(callback)){
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method = options[callback];
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if (!method) throw new Error("Method " + callback + " does not exist");
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} else {
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method = callback;
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}
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match = shortcut.match(/^(\S+)\s*(.*)$/);
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shortcutKey = match[1];
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scope = match[2].length ? match[2] : 'all';
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method = _.bind(method, this);
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_results.push(window.key(shortcutKey, scope, method));
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}
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// return _results;
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},
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removeShortcuts: function(options) {
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if (!options || !options.shortcuts) return;
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var match, scope, shortcut, shortcutKey;
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var _results = [];
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for (shortcut in options.shortcuts) {
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match = shortcut.match(/^(\S+)\s*(.*)$/);
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shortcutKey = match[1];
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scope = match[2].length ? match[2] : 'all';
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window.key.unbind(shortcutKey, scope);
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}
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},
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suspendEvents: function(key,scope) {
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window.key.suspend(key,scope);
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},
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resumeEvents: function(key,scope) {
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window.key.resume(key,scope);
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}
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});
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Shortcuts.extend = Backbone.View.extend;
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Common.util.Shortcuts = new Shortcuts;
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});
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