104 lines
4 KiB
JavaScript
104 lines
4 KiB
JavaScript
/*
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* (c) Copyright Ascensio System SIA 2010-2014
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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 Lubanas st. 125a-25, Riga, Latvia,
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* EU, LV-1021.
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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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Ext.define("Common.plugin.DataViewScrollPane", {
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extend: "Common.plugin.ScrollPane",
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alias: "plugin.dataviewscrollpane",
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areaSelector: ".x-component",
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init: function (cmp) {
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var me = this,
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store;
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me.callParent(arguments);
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store = me.cmp.getStore();
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if (store) {
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store.on("datachanged", function () {
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me.cmp && me.cmp.rendered && me.cmp.getWidth() > 0 && me.cmp.getHeight() > 0 && me.updateScrollPane();
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},
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me, {
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buffer: 10
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});
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}
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me.cmp.on("viewready", me.onViewReady, me, {
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single: true
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});
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},
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onKeyDown: function (e, eOpts) {
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var me = this;
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var store = me.cmp.getStore();
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var highlightAt = function (index) {
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var item = me.cmp.getNode(store.getAt(index)),
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itemEl = Ext.create("Ext.Element", item);
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if (item) {
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var container = Ext.getDom(me.cmp.getTargetEl()) || Ext.getBody().dom;
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var offsets = itemEl.getOffsetsTo(container),
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top = offsets[1] + container.scrollTop,
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bottom = top + item.offsetHeight,
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ctClientHeight = container.clientHeight,
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ctScrollTop = parseInt(container.scrollTop, 10),
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ctBottom = ctScrollTop + ctClientHeight;
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if (item.offsetHeight > ctClientHeight || top < ctScrollTop) {
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if (me.jspApi) {
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me.jspApi.scrollByY(top, false);
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}
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} else {
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if (bottom > ctBottom) {
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if (me.jspApi) {
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me.jspApi.scrollByY(bottom - ctClientHeight, 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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switch (e.getKey()) {
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case e.UP:
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case e.DOWN:
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var currItem = me.cmp.getSelectionModel().getLastSelected(),
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currItemIdx = currItem ? store.indexOf(currItem) : -1;
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highlightAt(currItemIdx);
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break;
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case e.PAGE_UP:
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case e.PAGE_DOWN:
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break;
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case e.HOME:
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me.cmp.select(0);
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highlightAt(0);
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break;
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case e.END:
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me.cmp.select(store.count() - 1);
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highlightAt(store.count() - 1);
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break;
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}
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},
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onViewReady: function () {
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var me = this;
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me.cmp.getEl().on("keydown", me.onKeyDown, me);
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}
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}); |