72 lines
2.1 KiB
JavaScript
72 lines
2.1 KiB
JavaScript
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Ext.define('Ext.ux.SimplePagingToolbar', {
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extend: 'Ext.toolbar.Paging',
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alias: 'widget.simplepagingtoolbar',
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cls: 'x-toolbar-paging',
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// Override parent
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initComponent: function () {
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var me = this;
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me.store = Ext.Object.merge({}, me.store, {
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getCount: function () {
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return me.f_recordCount;
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},
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currentPage: me.f_pageIndex + 1
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});
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me.callParent();
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},
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// Override parent
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getPagingItems: function() {
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var items = this.callParent();
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// Remove refresh and separator items.
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return items.slice(0, items.length - 2);
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},
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// Override parent
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getPageData: function () {
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var fromRecord = 0, toRecord = 0;
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if (this.f_databasePaging) {
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fromRecord = (this.f_pageIndex * this.f_pageSize) + 1;
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toRecord = fromRecord + this.f_pageSize - 1;
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} else {
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fromRecord = this.f_startRowIndex + 1;
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toRecord = this.f_endRowIndex + 1;
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}
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if (toRecord > this.f_recordCount) {
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toRecord = this.f_recordCount;
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}
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return {
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total: this.f_recordCount,
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currentPage: this.f_pageIndex + 1,
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pageCount: this.f_pageCount <= 0 ? 1 : this.f_pageCount,
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fromRecord: fromRecord,
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toRecord: toRecord
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};
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},
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f_update: function (configs) {
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Ext.Object.merge(this, configs);
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this.store.currentPage = this.f_pageIndex + 1;
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this.onLoad();
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// 非服务端分页，则需要重新计算 f_startRowIndex 和 f_endRowIndex
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if (!this.f_databasePaging) {
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var startRowIndex = this.f_pageSize * this.f_pageIndex;
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var endRowIndex = (this.f_pageIndex + 1) * this.f_pageSize - 1;
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if(endRowIndex > this.f_recordCount - 1) {
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endRowIndex = this.f_recordCount - 1;
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}
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this.f_startRowIndex = startRowIndex;
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this.f_endRowIndex = endRowIndex;
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}
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}
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});
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