ツリービュー:他のツリーへドラッグ

異なるTreeViewコントロール間でノードをドラッグ&ドロップすることもできます。これを行うには、dragOverイベントのイベントハンドラを追加して動作を設定します。

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import * as wjNav from '@grapecity/wijmo.nav'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { // // create the trees var firstTree = new wjNav.TreeView('#firstTree', { itemsSource: [ { header: '親ノード 1', items: [ { header: '子ノード 1.1' }, { header: '子ノード 1.2' }, { header: '子ノード 1.3' } ] } ], displayMemberPath: 'header', childItemsPath: 'items', allowDragging: true, dragOver: dragOverBetweenTrees }); var secondTree = new wjNav.TreeView('#secondTree', { itemsSource: [ { header: '親ノード 2', items: [ { header: '子ノード 2.1' }, { header: '子ノード 2.2' }, { header: '子ノード 2.3' } ] } ], displayMemberPath: 'header', childItemsPath: 'items', allowDragging: true, dragOver: dragOverBetweenTrees }); // // handle drag-drop within or between trees function dragOverBetweenTrees(s, e) { var t1 = e.dragSource.treeView; var t2 = e.dropTarget.treeView; // // prevent dragging within trees if (t1 == t2 && !document.getElementById('dragWithin').checked) { e.cancel = true; } // // allow dragging between trees if (t1 != t2 && document.getElementById('dragBetween').checked) { e.cancel = false; } } } <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo TreeView Drag and Drop Between Nodes</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"> <label> <input id="dragWithin" type="checkbox" checked="checked"> ツリー内のドラッグを許可 </label> <br /> <label> <input id="dragBetween" type="checkbox" checked="checked"> 他のツリーへのドラッグを許可 </label> <div class="row"> <div class="col-xs-6"> <div id="firstTree" class="short-tree"></div> </div> <div class="col-xs-6"> <div id="secondTree" class="short-tree"></div> </div> </div> </div> </body> </html> /* default trees on this sample */ .wj-treeview { height: 250px; border: 1px solid rgba(0,0,0,0.2); } body { margin-bottom: 24pt; } import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import * as WjNav from '@grapecity/wijmo.nav'; import { Component, Inject, enableProdMode, NgModule } from '@angular/core'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { BrowserModule } from '@angular/platform-browser'; import { WjNavModule, WjTreeView } from '@grapecity/wijmo.angular2.nav'; import { DataService, TreeItem } from './app.data'; // @Component({ selector: 'app-component', templateUrl: 'src/app.component.html' }) export class AppComponent { data: TreeItem[]; anotherData: TreeItem[]; // constructor(@Inject(DataService) private dataService: DataService) { this.data = dataService.getData(); this.anotherData = dataService.getAnotherData(); } // onDragOverBetweenTrees(s: WjTreeView, e: WjNav.TreeNodeDragDropEventArgs) { var t1 = e.dragSource.treeView; var t2 = e.dropTarget.treeView; // // prevent dragging within trees if (t1 == t2 && !(document.getElementById('dragWithin') as HTMLInputElement).checked) { e.cancel = true; } // // allow dragging between trees if (t1 != t2 && (document.getElementById('dragBetween') as HTMLInputElement).checked) { e.cancel = false; } } } // @NgModule({ imports: [WjNavModule, 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 TreeView Drag and Drop Between Nodes</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"> <label> <input id="dragWithin" type="checkbox" checked="checked"> ツリー内のドラッグを許可 </label> <br /> <label> <input id="dragBetween" type="checkbox" checked="checked"> 他のツリーへのドラッグを許可 </label> <div class="row"> <div class="col-xs-6"> <wj-tree-view #firstTree class="short-tree" [itemsSource]="data" [displayMemberPath]="'header'" [childItemsPath]="'items'" [allowDragging]=true (dragOver)="onDragOverBetweenTrees(firstTree, $event)"></wj-tree-view> </div> <div class="col-xs-6"> <wj-tree-view #secondTree class="short-tree" [itemsSource]="anotherData" [displayMemberPath]="'header'" [childItemsPath]="'items'" [allowDragging]=true (dragOver)="onDragOverBetweenTrees(secondTree, $event)"></wj-tree-view> </div> </div> </div> import { Injectable } from '@angular/core'; export class TreeItem { header: string; items?: TreeItem[] } @Injectable() export class DataService { getData(): TreeItem[] { return [ { header: '親ノード 1', items: [ { header: '子ノード 1.1' }, { header: '子ノード 1.2' }, { header: '子ノード 1.3' }] } ]; } getAnotherData(): TreeItem[] { return [ { header: '親ノード 2', items: [ { header: '子ノード 2.1' }, { header: '子ノード 2.2' }, { header: '子ノード 2.3' }] } ] } } /* default trees on this sample */ .wj-treeview { height: 250px; border: 1px solid rgba(0,0,0,0.2); } body { margin-bottom: 24pt; } 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 wjNav from '@grapecity/wijmo.react.nav'; import { getData, getAnotherData } from "./data"; class App extends React.Component { constructor(props) { super(props); this.state = { data: getData(), anotherData: getAnotherData(), allowDrag1: true, allowDrag2: true }; } render() { return (<div className="container-fluid"> <label> <input id="dragWithin" type="checkbox" checked={this.state.allowDrag1} onClick={this.setAllowDrag1.bind(this)}/> ツリー内のドラッグを許可 </label> <br /> <label> <input id="dragBetween" type="checkbox" checked={this.state.allowDrag2} onClick={this.setAllowDrag2.bind(this)}/> 他のツリーへのドラッグを許可 </label> <div className="row"> <div className="col-xs-6"> <wjNav.TreeView className="short-tree" itemsSource={this.state.data} displayMemberPath="header" childItemsPath="items" allowDragging={true} dragOver={this.onDragOverBetweenTrees.bind(this)}></wjNav.TreeView> </div> <div className="col-xs-6"> <wjNav.TreeView className="short-tree" itemsSource={this.state.anotherData} displayMemberPath="header" childItemsPath="items" allowDragging={true} dragOver={this.onDragOverBetweenTrees.bind(this)}></wjNav.TreeView> </div> </div> </div>); } onDragOverBetweenTrees(s, e) { var t1 = e.dragSource.treeView; var t2 = e.dropTarget.treeView; // // prevent dragging within trees if (t1 == t2 && !document.getElementById("dragWithin").checked) { e.cancel = true; } // // allow dragging between trees if (t1 != t2 && document.getElementById("dragBetween").checked) { e.cancel = false; } } setAllowDrag1() { this.setState({ allowDrag1: !this.state.allowDrag1 }); } setAllowDrag2() { this.setState({ allowDrag2: !this.state.allowDrag2 }); } } 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> .container-fluid .wj-treeview { height: 350px; border: 1px solid rgba(0,0,0,0.2); } body { margin-bottom: 24pt; } export function getData() { return [ { header: '親ノード 1', items: [ { header: '子ノード 1.1' }, { header: '子ノード 1.2' }, { header: '子ノード 1.3' } ] } ]; } export function getAnotherData() { return [ { header: '親ノード 2', items: [ { header: '子ノード 2.1' }, { header: '子ノード 2.2' }, { header: '子ノード 2.3' } ] } ]; } <template> <div class="container-fluid"> <label> <input id="dragWithin" type="checkbox" checked="checked"> ツリー内のドラッグを許可 </label> <br> <label> <input id="dragBetween" type="checkbox" checked="checked"> 他のツリーへのドラッグを許可 </label> <div class="row"> <div class="col-xs-6"> <wj-tree-view class="short-tree" :itemsSource="data" :displayMemberPath="'header'" :childItemsPath="'items'" :allow-dragging="true" :drag-over="onDragOverBetweenTrees" ></wj-tree-view> </div> <div class="col-xs-6"> <wj-tree-view class="short-tree" :itemsSource="anotherData" :displayMemberPath="'header'" :childItemsPath="'items'" :allowDragging="true" :drag-over="onDragOverBetweenTrees" ></wj-tree-view> </div> </div> </div> </template> <script> import "bootstrap.css"; import "@grapecity/wijmo.styles/wijmo.css"; import Vue from "vue"; import "@grapecity/wijmo.vue2.nav"; import * as wjCore from "@grapecity/wijmo"; import { getData, getAnotherData } from "./data"; new Vue({ el: "#app", data: function() { return { data: getData(), anotherData: getAnotherData() }; }, methods: { onDragOverBetweenTrees: function(s, e) { var t1 = e.dragSource.treeView; var t2 = e.dropTarget.treeView; // // prevent dragging within trees if (t1 == t2 && !document.getElementById("dragWithin").checked) { e.cancel = true; } // // allow dragging between trees if (t1 != t2 && document.getElementById("dragBetween").checked) { e.cancel = false; } } } }); </script> <style> .container-fluid .wj-treeview { height: 350px; border: 1px solid rgba(0,0,0,0.2); } body { margin-bottom: 24pt; } </style> <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo TreeView Drag and Drop Between Nodes</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() { return [ { header: '親ノード 1', items: [ { header: '子ノード 1.1' }, { header: '子ノード 1.2' }, { header: '子ノード 1.3' }] } ]; } export function getAnotherData() { return [ { header: '親ノード 2', items: [ { header: '子ノード 2.1' }, { header: '子ノード 2.2' }, { header: '子ノード 2.3' }] } ] }