编辑并保留视图

一旦创建了一个或多个视图,就可以使用 PivotPanel 控件来允许用户编辑它们,并且可以使用 PivotEngine.viewDefinition 属性将视图定义转换为可以保存的字符串, 轻松恢复它们。

使用这些按钮创建视图:

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import * as wjOlap from '@grapecity/wijmo.olap'; import { getData } from './data'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { // // initialize pivot engine var ng = new wjOlap.PivotEngine({ autoGenerateFields: false, fields: [ { binding: 'date', header: 'Date', format: 'yyyy' }, { binding: 'date', header: 'Quarter', format: '"Q"q' }, { binding: 'buyer', header: 'Person' }, { binding: 'type', header: 'Category' }, { binding: 'amount', header: 'Amount', format: 'c0', aggregate: 'Sum' } ], itemsSource: getData(10000), showRowTotals: 'Subtotals', valueFields: ['Amount'], rowFields: ['Person'] }); // // allow users to edit the view var pivotPanel = new wjOlap.PivotPanel('#pivotPanel', { itemsSource: ng }); // // show summary var pivotGrid = new wjOlap.PivotGrid('#pivotGrid', { itemsSource: ng }); // // save/load views document.getElementById('save').addEventListener('click', function () { localStorage.viewDefinition = ng.viewDefinition; }); document.getElementById('load').addEventListener('click', function () { if (localStorage.viewDefinition) { ng.viewDefinition = localStorage.viewDefinition; } }); // // handle click events to build the views document.getElementById('buttons').addEventListener('click', function (e) { switch (e.target.id) { // case 'who': ng.rowFields.clear(); ng.rowFields.push('Person'); break; // case 'what': ng.rowFields.clear(); ng.rowFields.push('Category'); break; // case 'who-what': ng.rowFields.clear(); ng.rowFields.push('Person', 'Category'); break; // case 'when': ng.rowFields.clear(); ng.rowFields.push('Date'); ng.rowFields.push('Quarter'); break; } }); } <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>Grapecity Wijmo OLAP Pivot Engine Defining Views</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="buttons" class="buttons"> <button id="who" class="btn"> How much was spent by each person? </button> <button id="what" class="btn"> How much was spent on each expense type? </button> <button id="who-what" class="btn"> What did each person spend money on? </button> <button id="when" class="btn"> When were these expenses made? </button> </div> <p> Use these buttons to save and load views: </p> <div class="buttons"> <button id="save" class="btn btn-primary"> Save View </button> <button id="load" class="btn btn-primary"> Load View </button> </div> <div class="row"> <div class="col-xs-6"> <p> Use the <b>PivotPanel</b> control to edit the view: </p> <div id="pivotPanel"></div> </div> <div class="col-xs-6"> <p> Use the <b>PivotGrid</b> control to see the results: </p> <div id="pivotGrid"></div> </div> </div> </div> </body> </html> import * as wjCore from '@grapecity/wijmo'; function randomItem(arr) { return arr[Math.floor(Math.random() * arr.length)]; } export function getData(cnt) { var today = new Date(), buyers = 'Mom,Dad,Kelly,Sheldon'.split(','), types = 'Food,Clothes,Fuel,Books,Sports,Music'.split(','), data = []; for (var i = 0; i < cnt; i++) { data.push({ date: wjCore.DateTime.addDays(today, -Math.random() * 365), buyer: randomItem(buyers), type: randomItem(types), amount: 20 + Math.random() * 1000 }); } return data; } .buttons { display: flex; margin-bottom: 12px; } .buttons .btn { margin: 6px; white-space: normal; } body { margin-bottom: 36pt; } import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import * as wjOlap from '@grapecity/wijmo.olap'; // import { Component, Inject, enableProdMode, NgModule } from '@angular/core'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { BrowserModule } from '@angular/platform-browser'; import { WjOlapModule } from '@grapecity/wijmo.angular2.olap'; import { DataService } from './app.data'; // @Component({ selector: 'app-component', templateUrl: 'src/app.component.html' }) export class AppComponent { ng: wjOlap.PivotEngine; // constructor(@Inject(DataService) private dataService: DataService) { this.ng = new wjOlap.PivotEngine({ autoGenerateFields: false, // turn off auto-generation fields: [ // specify the fields we want { binding: 'date', header: 'Date', format: 'yyyy' }, { binding: 'date', header: 'Quarter', format: '"Q"q' }, { binding: 'buyer', header: 'Person' }, { binding: 'type', header: 'Category' }, { binding: 'amount', header: 'Amount', format: 'c0', aggregate: 'Sum' } ], itemsSource: dataService.getData(10000), showRowTotals: 'Subtotals', valueFields: ['Amount'], rowFields: ['Person'] }); } // onSaveClick() { localStorage.viewDefinition = this.ng.viewDefinition; } // onLoadClick() { if (localStorage.viewDefinition) { this.ng.viewDefinition = localStorage.viewDefinition; } } // onButtonClick(e: MouseEvent) { var ng = this.ng; switch ((e.target as HTMLElement).id) { // case 'who': ng.rowFields.clear(); ng.rowFields.push('Person'); break; // case 'what': ng.rowFields.clear(); ng.rowFields.push('Category'); break; // case 'who-what': ng.rowFields.clear(); ng.rowFields.push('Person', 'Category'); break; // case 'when': ng.rowFields.clear(); ng.rowFields.push('Date'); ng.rowFields.push('Quarter'); break; } } } // @NgModule({ imports: [WjOlapModule, BrowserModule], declarations: [AppComponent], providers: [DataService], 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 OLAP Pivot Engine Defining Views</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"> <div id="buttons" class="buttons" (click)="onButtonClick($event)"> <button id="who" class="btn"> How much was spent by each person? </button> <button id="what" class="btn"> How much was spent on each expense type? </button> <button id="who-what" class="btn"> What did each person spend money on? </button> <button id="when" class="btn"> When were these expenses made? </button> </div> <p> Use these buttons to save and load views: </p> <div class="buttons"> <button id="save" class="btn btn-primary" (click)="onSaveClick()"> Save View </button> <button id="load" class="btn btn-primary" (click)="onLoadClick()"> Load View </button> </div> <div class="row"> <div class="col-xs-6"> <p> Use the <b>PivotPanel</b> control to edit the view: </p> <wj-pivot-panel [itemsSource]="ng"></wj-pivot-panel> </div> <div class="col-xs-6"> <p> Use the <b>PivotGrid</b> control to see the results: </p> <wj-pivot-grid [itemsSource]="ng"></wj-pivot-grid> </div> </div> </div> import { Injectable } from '@angular/core'; import * as wjCore from '@grapecity/wijmo'; export interface DataItem { date: Date; buyer: string; type: string; amount: number; } function randomItem(arr: string[]): string { return arr[Math.floor(Math.random() * arr.length)]; } @Injectable() export class DataService { getData(cnt: number): DataItem[] { var today = new Date(), buyers = 'Mom,Dad,Kelly,Sheldon'.split(','), types = 'Food,Clothes,Fuel,Books,Sports,Music'.split(','), data = []; for (var i = 0; i < cnt; i++) { data.push({ date: wjCore.DateTime.addDays(today, -Math.random() * 365), buyer: randomItem(buyers), type: randomItem(types), amount: 20 + Math.random() * 1000 }); } return data; } } .buttons { display: flex; margin-bottom: 12px; } .buttons .btn { margin: 6px; white-space: normal; } body { margin-bottom: 36pt; } <template> <div class="container-fluid"> <div id="buttons" class="buttons" v-on:click="onButtonClick"> <button id="who" class="btn"> How much was spent by each person? </button> <button id="what" class="btn"> How much was spent on each expense type? </button> <button id="who-what" class="btn"> What did each person spend money on? </button> <button id="when" class="btn"> When were these expenses made? </button> </div> <p> Use these buttons to save and load views: </p> <div class="buttons"> <button id="save" class="btn btn-primary" v-on:click="onSaveClick"> Save View </button> <button id="load" class="btn btn-primary" v-on:click="onLoadClick"> Load View </button> </div> <div class="row"> <div class="col-xs-6"> <p> Use the <b>PivotPanel</b> control to edit the view: </p> <wj-pivot-panel :items-source="ng"></wj-pivot-panel> </div> <div class="col-xs-6"> <p> Use the <b>PivotGrid</b> control to see the results: </p> <wj-pivot-grid :items-source="ng"></wj-pivot-grid> </div> </div> </div> </template> <script> import '@grapecity/wijmo.styles/wijmo.css'; import 'bootstrap.css'; import Vue from 'vue'; import '@grapecity/wijmo.vue2.olap'; import '@grapecity/wijmo.vue2.grid'; import * as wjcOlap from '@grapecity/wijmo.olap'; import { getData } from './data' let App = Vue.extend({ name: "app", data: function() { return { ng: new wjcOlap.PivotEngine({ autoGenerateFields: false, // turn off auto-generation fields: [ // specify the fields we want { binding: 'date', header: 'Date', format: 'yyyy' }, { binding: 'date', header: 'Quarter', format: '"Q"q' }, { binding: 'buyer', header: 'Person' }, { binding: 'type', header: 'Category' }, { binding: 'amount', header: 'Amount', format: 'c0', aggregate: 'Sum' } ], itemsSource: getData(10000), showRowTotals: 'Subtotals', valueFields: ['Amount'], rowFields: ['Person'] }) }; }, methods: { onSaveClick() { localStorage.viewDefinition = this.ng.viewDefinition; }, onLoadClick() { if (localStorage.viewDefinition) { this.ng.viewDefinition = localStorage.viewDefinition; } }, onButtonClick(e) { var ng = this.ng; switch (e.target.id) { case 'who': ng.rowFields.clear(); ng.rowFields.push('Person'); break; case 'what': ng.rowFields.clear(); ng.rowFields.push('Category'); break; case 'who-what': ng.rowFields.clear(); ng.rowFields.push('Person', 'Category'); break; case 'when': ng.rowFields.clear(); ng.rowFields.push('Date'); ng.rowFields.push('Quarter'); break; } } } }); new Vue({ render: h => h(App) }).$mount("#app"); </script> <style> .buttons { display: flex; margin-bottom: 12px; } .buttons .btn { margin: 6px; white-space: normal; } body { margin-bottom: 36pt; } </style> <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>Grapecity Wijmo OLAP Pivot Engine Defining Views</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 * as wjcCore from '@grapecity/wijmo'; export function getData(cnt) { var today = new Date(), buyers = 'Mom,Dad,Kelly,Sheldon'.split(','), types = 'Food,Clothes,Fuel,Books,Sports,Music'.split(','), data = []; for (var i = 0; i < cnt; i++) { data.push({ date: wjcCore.DateTime.addDays(today, -Math.random() * 365), buyer: randomItem(buyers), type: randomItem(types), amount: 20 + Math.random() * 1000 }); } return data; } function randomItem(arr) { return arr[Math.floor(Math.random() * arr.length)]; } import './app.css'; import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; // import * as React from 'react'; import * as ReactDOM from 'react-dom'; // import * as Olap from '@grapecity/wijmo.react.olap'; import * as wjcOlap from '@grapecity/wijmo.olap'; import { getData } from './data'; class App extends React.Component { constructor(props) { super(props); this.state = { ng: new wjcOlap.PivotEngine({ autoGenerateFields: false, fields: [ { binding: 'date', header: 'Date', format: 'yyyy' }, { binding: 'date', header: 'Quarter', format: '"Q"q' }, { binding: 'buyer', header: 'Person' }, { binding: 'type', header: 'Category' }, { binding: 'amount', header: 'Amount', format: 'c0', aggregate: 'Sum' } ], itemsSource: getData(10000), showRowTotals: 'Subtotals', valueFields: ['Amount'], rowFields: ['Person'] }) }; } onSaveClick() { localStorage.viewDefinition = this.state.ng.viewDefinition; } onLoadClick() { if (localStorage.viewDefinition) { this.state.ng.viewDefinition = localStorage.viewDefinition; } } onButtonClick(e) { var ng = this.state.ng; switch (e.target.id) { case 'who': ng.rowFields.clear(); ng.rowFields.push('Person'); break; case 'what': ng.rowFields.clear(); ng.rowFields.push('Category'); break; case 'who-what': ng.rowFields.clear(); ng.rowFields.push('Person', 'Category'); break; case 'when': ng.rowFields.clear(); ng.rowFields.push('Date'); ng.rowFields.push('Quarter'); break; } } render() { return (<div className="container-fluid"> <div id="buttons" className="buttons" onClick={this.onButtonClick.bind(this)}> <button id="who" className="btn"> How much was spent by each person? </button> <button id="what" className="btn"> How much was spent on each expense type? </button> <button id="who-what" className="btn"> What did each person spend money on? </button> <button id="when" className="btn"> When were these expenses made? </button> </div> <p> Use these buttons to save and load views: </p> <div className="buttons"> <button id="save" className="btn btn-primary" onClick={this.onSaveClick.bind(this)}> Save View </button> <button id="load" className="btn btn-primary" onClick={this.onLoadClick.bind(this)}> Load View </button> </div> <div className="row"> <div className="col-xs-6"> <p> Use the <b>PivotPanel</b> control to edit the view: </p> <Olap.PivotPanel itemsSource={this.state.ng}></Olap.PivotPanel> </div> <div className="col-xs-6"> <p> Use the <b>PivotGrid</b> control to see the results: </p> <Olap.PivotGrid itemsSource={this.state.ng}></Olap.PivotGrid> </div> </div> </div>); } } 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>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'); </script> </head> <body> <div id="app"></div> </body> </html> .buttons { display: flex; margin-bottom: 12px; } .buttons .btn { margin: 6px; white-space: normal; } body { margin-bottom: 36pt; } import * as wjcCore from '@grapecity/wijmo'; export function getData(cnt) { var today = new Date(), buyers = 'Mom,Dad,Kelly,Sheldon'.split(','), types = 'Food,Clothes,Fuel,Books,Sports,Music'.split(','), data = []; for (var i = 0; i < cnt; i++) { data.push({ date: wjcCore.DateTime.addDays(today, -Math.random() * 365), buyer: randomItem(buyers), type: randomItem(types), amount: 20 + Math.random() * 1000 }); } return data; } function randomItem(arr) { return arr[Math.floor(Math.random() * arr.length)]; }