服务器端筛选

如果您正在使用 ODataCollectionView 类从 OData 源加载数据,FlexGridFilter 可以自动提供服务器端过滤.

将视图的 sortOnServer 属性设置为true,FlexGridFilter 将自动将过滤条件转换为 OData 过滤器语句,以在服务器上处理.

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import * as wjGrid from '@grapecity/wijmo.grid'; import * as wjOdata from '@grapecity/wijmo.odata'; import * as wjGridFilter from '@grapecity/wijmo.grid.filter'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { // FlexGridFilter server-side filtering var svcUrl = 'https://services.odata.org/Northwind/Northwind.svc'; var theGrid = new wjGrid.FlexGrid('#theGrid', { isReadOnly: true, itemsSource: new wjOdata.ODataCollectionView(svcUrl, 'Customers', { filterOnServer: true, sortOnServer: true }), }); var serverFilter = new wjGridFilter.FlexGridFilter(theGrid); // // optionally set default filter type to 'Condition' to // avoid requests that exceed URL length limits serverFilter.defaultFilterType = wjGridFilter.FilterType.Condition; } <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo FlexGrid Serve-side Filtering</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="node_modules/systemjs/dist/system.src.js"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div class="container-fluid"> <div id="theGrid"> </div> </div> </body> </html> .wj-flexgrid { max-height: 250px; margin:10px 0; } body { margin-bottom: 20px; } import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import { Component, enableProdMode, NgModule, ViewChild } from '@angular/core'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { BrowserModule } from '@angular/platform-browser'; import { WjGridModule } from '@grapecity/wijmo.angular2.grid'; import { WjGridFilterModule } from '@grapecity/wijmo.angular2.grid.filter'; import * as wjcGridFilter from '@grapecity/wijmo.grid.filter'; import * as wjcOData from '@grapecity/wijmo.odata'; @Component({ selector: 'app-component', templateUrl: 'src/app.component.html' }) export class AppComponent { data: wjcOData.ODataCollectionView; constructor() { let svcUrl = 'https://services.odata.org/Northwind/Northwind.svc'; this.data = new wjcOData.ODataCollectionView(svcUrl, 'Customers', { filterOnServer: true, sortOnServer: true }); } @ViewChild('filter') filter: wjcGridFilter.FlexGridFilter; ngAfterViewInit() { this.filter.defaultFilterType = wjcGridFilter.FilterType.Condition; } } @NgModule({ imports: [WjGridModule, WjGridFilterModule, BrowserModule], declarations: [AppComponent], bootstrap: [AppComponent] }) export class AppModule { } enableProdMode(); // Bootstrap application with hash style navigation and global services. platformBrowserDynamic().bootstrapModule(AppModule); <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo FlexGrid Serve-side Filtering</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- Polyfills --> <script src="node_modules/core-js/client/shim.min.js"></script> <script src="node_modules/zone.js/dist/zone.min.js"></script> <!-- SystemJS --> <script src="node_modules/systemjs/dist/system.js"></script> <script src="systemjs.config.js"></script> <script> // workaround to load 'rxjs/operators' from the rxjs bundle System.import('rxjs').then(function (m) { System.set(SystemJS.resolveSync('rxjs/operators'), System.newModule(m.operators)); System.import('./src/app.component'); }); </script> </head> <body> <app-component></app-component> </body> </html> <div class="container-fluid"> <!-- the grid --> <wj-flex-grid #flex [(itemsSource)]="data"> <wj-flex-grid-filter #filter></wj-flex-grid-filter> </wj-flex-grid> </div> .wj-flexgrid { max-height: 250px; margin:10px 0; } body { margin-bottom: 20px; } <template> <div class="container-fluid"> <!-- the grid --> <wj-flex-grid :itemsSource="data"> <wj-flex-grid-filter></wj-flex-grid-filter> </wj-flex-grid> </div> </template> <script> import "@grapecity/wijmo.styles/wijmo.css"; import "bootstrap.css"; import Vue from "vue"; import "@grapecity/wijmo.vue2.grid"; import * as wjcGrid from "@grapecity/wijmo.grid"; import "@grapecity/wijmo.vue2.grid.filter"; import * as wjcCore from "@grapecity/wijmo"; import * as wjcGridFilter from '@grapecity/wijmo.grid.filter'; import * as wjcOData from '@grapecity/wijmo.odata'; let App = Vue.extend({ name: "app", data: function() { return { data: new wjcOData.ODataCollectionView( "https://services.odata.org/Northwind/Northwind.svc", "Customers", { filterOnServer: true, sortOnServer: true } ) }; }, methods: { initialized: function(filter) { filter.defaultFilterType = wjcGridFilter.FilterType.Condition; } } }); new Vue({ render: h => h(App) }).$mount("#app"); </script> <style> .wj-flexgrid { max-height: 250px; margin: 10px 0; } body { margin-bottom: 20px; } </style> <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>AutoComplete</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="node_modules/systemjs/dist/system.src.js"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app.vue'); </script> </head> <body> <div id="app"> </div> </body> </html> import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './app.css'; // import * as React from 'react'; import * as ReactDOM from 'react-dom'; import * as wjGrid from '@grapecity/wijmo.react.grid'; import * as wjcGridFilter from '@grapecity/wijmo.grid.filter'; import * as wjcOData from '@grapecity/wijmo.odata'; class App extends React.Component { constructor(props) { super(props); this.state = { data: new wjcOData.ODataCollectionView("https://services.odata.org/Northwind/Northwind.svc", "Customers", { filterOnServer: true, sortOnServer: true }) }; } render() { return <div className="container-fluid"> <wjGrid.FlexGrid itemsSource={this.state.data}> </wjGrid.FlexGrid> </div>; } initialized(filter) { filter.defaultFilterType = wjcGridFilter.FilterType.Condition; } } ReactDOM.render(<App />, document.getElementById('app')); <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo FlexGrid Custom Filter Icons</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="node_modules/systemjs/dist/system.src.js"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div id="app"></div> </body> </html> .wj-flexgrid { max-height: 250px; margin: 10px 0; } body { margin-bottom: 20px; }