弹出列选择器

您可以使用表格的 columns 属性,ListBox 控件和Wijmo的 showPopuphidePopup 方法轻松实现列选择器UI.

例如,下面的表格以自动生成的列集开始。 点击左上角单元格上的齿轮图标以显示 ListBox,您可以在其中选择要显示的列.

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import { showPopup, hidePopup, hasClass } from '@grapecity/wijmo'; import { ListBox } from '@grapecity/wijmo.input'; import { FlexGrid } from '@grapecity/wijmo.grid'; document.readyState === 'complete' ? init() : window.onload = init; function init() { // generate some random data var data = [], countries = ['US', 'Germany', 'UK', 'Japan', 'Italy', 'Greece'], products = ['Widget', 'Sprocket', 'Gadget', 'Doohickey'], colors = ['Black', 'White', 'Red', 'Green', 'Blue'], dt = new Date(); for (var i = 0; i < 100; i++) { var date = new Date(dt.getFullYear(), i % 12, 25, i % 24, i % 60, i % 60), countryId = Math.floor(Math.random() * countries.length), productId = Math.floor(Math.random() * products.length), colorId = Math.floor(Math.random() * colors.length); var item = { id: i, start: date, end: date, country: countries[countryId], product: products[productId], color: colors[colorId], countryId: countryId, productId: productId, colorId: colorId, amount1: Math.random() * 10000 - 5000, amount2: Math.random() * 10000 - 5000, amount3: Math.random() * 10000 - 5000, amount4: Math.random() * 10000 - 5000, amount5: Math.random() * 10000 - 5000, discount: Math.random() / 4, active: i % 4 == 0 }; data.push(item); } // create the grid var theGrid = new FlexGrid('#theGrid', { itemsSource: data, formatItem: function (s, e) { if (e.panel == s.topLeftCells) { e.cell.innerHTML = '<span class="column-picker-icon glyphicon glyphicon-cog"></span>'; } } }); // create the column picker var theColumnPicker = new ListBox('#theColumnPicker', { itemsSource: theGrid.columns, checkedMemberPath: 'visible', displayMemberPath: 'header', lostFocus: function () { hidePopup(theColumnPicker.hostElement); } }); // show the column picker when the user clicks the top-left cell var ref = theGrid.hostElement.querySelector('.wj-topleft'); ref.addEventListener('mousedown', function (e) { if (hasClass(e.target, 'column-picker-icon')) { showPopup(theColumnPicker.hostElement, ref, false, true, false); theColumnPicker.focus(); e.preventDefault(); } }); // save/restore layout buttons document.getElementById('btnSave').addEventListener('click', function () { localStorage.setItem('myLayout', theGrid.columnLayout); }); document.getElementById('btnRestore').addEventListener('click', function () { var layout = localStorage.getItem('myLayout'); if (layout) { theGrid.columnLayout = layout; } }); } <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo FlexGrid Column Picker</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 style="display:none"> <div id="theColumnPicker" class="column-picker"></div> </div> <p> You can use the grid's <b>columnLayout</b> property to allow users to save and restore column layouts. Click the buttons below to see how this works:</p> <button id="btnSave" class="btn btn-default"> Save Layout </button> <button id="btnRestore" class="btn btn-default"> Restore Layout </button> </div> </body> </html> .wj-flexgrid { max-height: 300px; margin: 10px 0; } .column-picker { columns: 3; padding: 12px; margin-left: 12px; margin-top: 26px; box-shadow: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23); } .column-picker-icon { cursor: pointer; color: #FF8754; margin: 3px; } 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 * as wjcCore from '@grapecity/wijmo'; import * as wjcInput from '@grapecity/wijmo.input'; import * as wjcGrid from '@grapecity/wijmo.grid'; import { WjInputModule } from '@grapecity/wijmo.angular2.input'; import { WjGridModule } from '@grapecity/wijmo.angular2.grid'; // @Component({ selector: 'app-component', templateUrl: 'src/app.component.html' }) export class AppComponent { data: any[]; // references FlexGrid named 'flex' in the view @ViewChild('flex') flex: wjcGrid.FlexGrid; @ViewChild('columnPicker') columnPicker: wjcInput.ListBox; // DataSvc will be passed by derived classes constructor() { this.data = this._getData(); } ngOnInit() { if (this.flex) { this.flex.formatItem.addHandler((s: wjcGrid.FlexGrid, e: wjcGrid.FormatItemEventArgs) => { if (e.panel == s.topLeftCells) { e.cell.innerHTML = '<span class="column-picker-icon glyphicon glyphicon-cog"></span>'; } }); // show the column picker when the user clicks the top-left cell let ref = this.flex.hostElement.querySelector('.wj-topleft'); ref.addEventListener('mousedown', (e) => { if (wjcCore.hasClass(<Element>e.target, 'column-picker-icon')) { wjcCore.showPopup(this.columnPicker.hostElement, ref, false, true, false); this.columnPicker.focus(); e.preventDefault(); } }); } } ngAfterViewInit() { if (this.flex) { this.columnPicker.itemsSource = this.flex.columns; this.columnPicker.checkedMemberPath = 'visible'; this.columnPicker.displayMemberPath = 'header'; this.columnPicker.lostFocus.addHandler(() => { wjcCore.hidePopup(this.columnPicker.hostElement); }); } } saveLayout() { localStorage.setItem('myLayout', this.flex.columnLayout); } loadLayout() { let layout = localStorage.getItem('myLayout'); if (layout) { this.flex.columnLayout = layout; } } private _getData() { // generate some random data let data = [], countries = ['US', 'Germany', 'UK', 'Japan', 'Italy', 'Greece'], products = ['Widget', 'Sprocket', 'Gadget', 'Doohickey'], colors = ['Black', 'White', 'Red', 'Green', 'Blue'], dt = new Date(); for (let i = 0; i < 100; i++) { let date = new Date(dt.getFullYear(), i % 12, 25, i % 24, i % 60, i % 60), countryId = Math.floor(Math.random() * countries.length), productId = Math.floor(Math.random() * products.length), colorId = Math.floor(Math.random() * colors.length); let item = { id: i, start: date, end: date, country: countries[countryId], product: products[productId], color: colors[colorId], countryId: countryId, productId: productId, colorId: colorId, amount1: Math.random() * 10000 - 5000, amount2: Math.random() * 10000 - 5000, amount3: Math.random() * 10000 - 5000, amount4: Math.random() * 10000 - 5000, amount5: Math.random() * 10000 - 5000, discount: Math.random() / 4, active: i % 4 == 0 }; data.push(item); } return data; } } // @NgModule({ imports: [WjGridModule, WjInputModule, 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 Column Picker</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"> <wj-flex-grid #flex [(itemsSource)]="data"> </wj-flex-grid> <div style="display:none"> <wj-list-box #columnPicker class="column-picker"></wj-list-box> </div> <p> You can use the grid's <b>columnLayout</b> property to allow users to save and restore column layouts. Click the buttons below to see how this works:</p> <button (click)="saveLayout()" class="btn btn-default">Save Layout</button> <button (click)="loadLayout()" class="btn btn-default">Restore Layout</button> </div> .wj-flexgrid { max-height: 300px; margin: 10px 0; } .column-picker { columns: 3; padding: 12px; margin-left: 12px; margin-top: 26px; box-shadow: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23); } .column-picker-icon { cursor: pointer; color: #FF8754; margin: 3px; } body { margin-bottom: 20px; } <template> <div class="container-fluid"> <wj-flex-grid :itemsSource="data" :initialized="initializedGrid"></wj-flex-grid> <div style="display:none"> <wj-list-box class="column-picker" :initialized="initializedPicker"></wj-list-box> </div> <p> You can use the grid's <b>columnLayout</b> property to allow users to save and restore column layouts. Click the buttons below to see how this works: </p> <button v-on:click="saveLayout" class="btn btn-default">Save Layout</button> <button v-on:click="loadLayout" class="btn btn-default">Restore Layout</button> </div> </template> <script> import "@grapecity/wijmo.styles/wijmo.css"; import "bootstrap.css"; import Vue from "vue"; import "@grapecity/wijmo.vue2.grid"; import "@grapecity/wijmo.vue2.input"; import * as wjcCore from "@grapecity/wijmo"; import * as wjcInput from "@grapecity/wijmo.input"; import * as wjcGrid from "@grapecity/wijmo.grid"; import { getData } from "./data"; new Vue({ el: "#app", data: function() { return { data: getData() }; }, methods: { saveLayout() { localStorage.setItem("myLayout", this.flex.columnLayout); }, loadLayout() { let layout = localStorage.getItem("myLayout"); if (layout) { this.flex.columnLayout = layout; } }, initializedPicker(picker){ this.columnPicker = picker; }, initializedGrid(ctl) { this.flex = ctl; this.flex.formatItem.addHandler((s, e) => { if (e.panel == s.topLeftCells) { e.cell.innerHTML = '<span class="column-picker-icon glyphicon glyphicon-cog"></span>'; } }); // show the column picker when the user clicks the top-left cell let ref = this.flex.hostElement.querySelector(".wj-topleft"); ref.addEventListener("mousedown", e => { if (wjcCore.hasClass(e.target, "column-picker-icon")) { wjcCore.showPopup(this.columnPicker.hostElement, ref, false, true, false); this.columnPicker.focus(); e.preventDefault(); } }); } }, mounted: function(){ if (this.flex) { this.columnPicker.itemsSource = this.flex.columns; this.columnPicker.checkedMemberPath = 'visible'; this.columnPicker.displayMemberPath = 'header'; this.columnPicker.lostFocus.addHandler(() => { wjcCore.hidePopup(this.columnPicker.hostElement); }); } } }); </script> <style> .wj-flexgrid { max-height: 300px; margin: 10px 0; } .column-picker { columns: 3; padding: 12px; margin-left: 12px; margin-top: 26px; box-shadow: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23); } .column-picker-icon { cursor: pointer; color: #FF8754; margin: 3px; } 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> export function getData() { let data = [], countries = ['US', 'Germany', 'UK', 'Japan', 'Italy', 'Greece'], products = ['Widget', 'Sprocket', 'Gadget', 'Doohickey'], colors = ['Black', 'White', 'Red', 'Green', 'Blue'], dt = new Date(); for (let i = 0; i < 100; i++) { let date = new Date(dt.getFullYear(), i % 12, 25, i % 24, i % 60, i % 60), countryId = Math.floor(Math.random() * countries.length), productId = Math.floor(Math.random() * products.length), colorId = Math.floor(Math.random() * colors.length); let item = { id: i, start: date, end: date, country: countries[countryId], product: products[productId], color: colors[colorId], countryId: countryId, productId: productId, colorId: colorId, amount1: Math.random() * 10000 - 5000, amount2: Math.random() * 10000 - 5000, amount3: Math.random() * 10000 - 5000, amount4: Math.random() * 10000 - 5000, amount5: Math.random() * 10000 - 5000, discount: Math.random() / 4, active: i % 4 == 0 }; data.push(item); } return data; } 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 wjcCore from '@grapecity/wijmo'; import * as wjcInput from '@grapecity/wijmo.react.input'; import { getData } from './data'; class App extends React.Component { constructor(props) { super(props); this.state = { data: getData() }; } render() { return <div className="container-fluid"> <wjGrid.FlexGrid initialized={this.initializedGrid.bind(this)} itemsSource={this.state.data}> </wjGrid.FlexGrid> <div className="column-picker-div"> <wjcInput.ListBox className="column-picker" initialized={this.initializedPicker.bind(this)}> </wjcInput.ListBox> </div> <p> You can use the grid's <b> columnLayout </b> property to allow users to save and restore column layouts. Click the buttons below to see how this works: </p> <button className="btn btn-default" onClick={this.saveLayout.bind(this)}>Save Layout</button> <button className="btn btn-default" onClick={this.loadLayout.bind(this)}>Restore Layout</button> </div>; } initializedGrid(ctl) { this.flex = ctl; this.flex.formatItem.addHandler((s, e) => { if (e.panel == s.topLeftCells) { e.cell.innerHTML = '<span class="column-picker-icon glyphicon glyphicon-cog"></span>'; } }); // show the column picker when the user clicks the top-left cell let ref = this.flex.hostElement.querySelector(".wj-topleft"); ref.addEventListener("mousedown", e => { if (wjcCore.hasClass(e.target, "column-picker-icon")) { wjcCore.showPopup(this.columnPicker.hostElement, ref, false, true, false); this.columnPicker.focus(); e.preventDefault(); } }); } initializedPicker(picker) { this.columnPicker = picker; } componentDidMount() { if (this.flex) { this.columnPicker.itemsSource = this.flex.columns; this.columnPicker.checkedMemberPath = 'visible'; this.columnPicker.displayMemberPath = 'header'; this.columnPicker.lostFocus.addHandler(() => { wjcCore.hidePopup(this.columnPicker.hostElement); }); } } saveLayout() { localStorage.setItem("myLayout", this.flex.columnLayout); } loadLayout() { let layout = localStorage.getItem("myLayout"); if (layout) { this.flex.columnLayout = layout; } } } 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 Column Picker</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: 300px; margin: 10px 0; } .column-picker { columns: 3; padding: 12px; margin-left: 12px; margin-top: 26px; box-shadow: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23); } .column-picker-icon { cursor: pointer; color: #FF8754; margin: 3px; } .column-picker-div { display: none; } body { margin-bottom: 20px; } export function getData() { let data = [], countries = ['US', 'Germany', 'UK', 'Japan', 'Italy', 'Greece'], products = ['Widget', 'Sprocket', 'Gadget', 'Doohickey'], colors = ['Black', 'White', 'Red', 'Green', 'Blue'], dt = new Date(); for (let i = 0; i < 100; i++) { let date = new Date(dt.getFullYear(), i % 12, 25, i % 24, i % 60, i % 60), countryId = Math.floor(Math.random() * countries.length), productId = Math.floor(Math.random() * products.length), colorId = Math.floor(Math.random() * colors.length); let item = { id: i, start: date, end: date, country: countries[countryId], product: products[productId], color: colors[colorId], countryId: countryId, productId: productId, colorId: colorId, amount1: Math.random() * 10000 - 5000, amount2: Math.random() * 10000 - 5000, amount3: Math.random() * 10000 - 5000, amount4: Math.random() * 10000 - 5000, amount5: Math.random() * 10000 - 5000, discount: Math.random() / 4, active: i % 4 == 0 }; data.push(item); } return data; }