176 lines
6 KiB
JavaScript
176 lines
6 KiB
JavaScript
/*
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*
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* (c) Copyright Ascensio System SIA 2010-2019
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at 20A-12 Ernesta Birznieka-Upisha
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* street, Riga, Latvia, EU, LV-1050.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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/**
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* LoadMask.js
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*
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* Displays loading mask over selected element(s) or component. Accepts both single and multiple selectors.
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*
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* Created by Alexander Yuzhin on 2/7/14
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* Copyright (c) 2018 Ascensio System SIA. All rights reserved.
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*
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*/
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/**
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* @example
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* new Common.UI.LoadMask({
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* owner: $('#viewport')
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* });
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*
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* @property {Object} owner
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*
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* Component or selector that will be masked.
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*
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*
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* @property {String} title
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*
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* @property {String} cls
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*
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* @property {String} style
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*
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*/
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if (Common === undefined)
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var Common = {};
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define([
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'common/main/lib/component/BaseView'
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], function () {
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'use strict';
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Common.UI.LoadMask = Common.UI.BaseView.extend((function() {
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var ownerEl,
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maskeEl,
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loaderEl;
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return {
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options : {
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cls : '',
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style : '',
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title : 'Loading...',
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owner : document.body
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},
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template: _.template([
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'<div id="<%= id %>" class="asc-loadmask-body <%= cls %>" role="presentation" tabindex="-1">',
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'<div class="asc-loadmask-image"></div>',
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'<div class="asc-loadmask-title"><%= title %></div>',
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'</div>'
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].join('')),
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initialize : function(options) {
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Common.UI.BaseView.prototype.initialize.call(this, options);
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this.template = this.options.template || this.template;
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this.cls = this.options.cls;
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this.style = this.options.style;
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this.title = this.options.title;
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this.owner = this.options.owner;
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},
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render: function() {
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return this;
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},
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show: function(){
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if (maskeEl || loaderEl)
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return;
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ownerEl = (this.owner instanceof Common.UI.BaseView) ? $(this.owner.el) : $(this.owner);
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// The owner is already masked
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if (ownerEl.hasClass('masked'))
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return this;
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var me = this;
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maskeEl = $('<div class="asc-loadmask"></div>');
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loaderEl = $(this.template({
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id : me.id,
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cls : me.cls,
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style : me.style,
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title : me.title
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}));
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ownerEl.addClass('masked');
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ownerEl.append(maskeEl);
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ownerEl.append(loaderEl);
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loaderEl.css({
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top : Math.round(ownerEl.height() / 2 - (loaderEl.height() + parseInt(loaderEl.css('padding-top')) + parseInt(loaderEl.css('padding-bottom'))) / 2) + 'px',
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left: Math.round(ownerEl.width() / 2 - (loaderEl.width() + parseInt(loaderEl.css('padding-left')) + parseInt(loaderEl.css('padding-right'))) / 2) + 'px'
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});
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if (ownerEl.height()<1 || ownerEl.width()<1)
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loaderEl.css({visibility: 'hidden'});
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Common.util.Shortcuts.suspendEvents();
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return this;
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},
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hide: function() {
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ownerEl && ownerEl.removeClass('masked');
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maskeEl && maskeEl.remove();
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loaderEl && loaderEl.remove();
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maskeEl = null;
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loaderEl = null;
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Common.util.Shortcuts.resumeEvents();
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},
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setTitle: function(title) {
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this.title = title;
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if (ownerEl && ownerEl.hasClass('masked') && loaderEl){
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$('.asc-loadmask-title', loaderEl).html(title);
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}
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},
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isVisible: function() {
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return !_.isEmpty(loaderEl);
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},
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updatePosition: function() {
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if (ownerEl && ownerEl.hasClass('masked') && loaderEl){
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loaderEl.css({
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top : Math.round(ownerEl.height() / 2 - (loaderEl.height() + parseInt(loaderEl.css('padding-top')) + parseInt(loaderEl.css('padding-bottom'))) / 2) + 'px',
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left: Math.round(ownerEl.width() / 2 - (loaderEl.width() + parseInt(loaderEl.css('padding-left')) + parseInt(loaderEl.css('padding-right'))) / 2) + 'px'
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});
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loaderEl.css({visibility: 'visible'});
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}
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}
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}
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})())
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});
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