import { Component } from '@angular/core';
@Component({
selector: 'my-app',
template: `
<h3>Tree Example </h3>
<tree-view [dataReader]="'data'" [httpMethod]="'get'" [httpUrl]="'./app/treedata.json'">
<!-- Need a template for parent
<ng-template #amexioTreeParent let-data>
{{data.text}}
</ng-template>
-->
<!-- Need a template for leaf
<ng-template #amexioTreeLeaf let-leaf>
{{leaf.text}}
</ng-template> -->
</tree-view>
`
})
export class AppComponent {
}
import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { FormsModule } from '@angular/forms'; // <-- NgModel lives here
import { HttpModule } from '@angular/http';
import { AppComponent } from './app.component';
import { TreeViewService } from './treeview.service';
import { TreeViewComponent } from './treeview.component';
@NgModule({
imports: [
BrowserModule,
FormsModule, // <-- import the FormsModule before binding with [(ngModel)],
HttpModule
],
declarations: [
AppComponent,
TreeViewComponent
],
bootstrap: [ AppComponent ],
providers : [TreeViewService]
})
export class AppModule { }
/*
Copyright 2017 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { AppModule } from './app/app.module';
platformBrowserDynamic().bootstrapModule(AppModule);
/*
Copyright 2017 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
/* Master Styles */
h1 {
color: #369;
font-family: Arial, Helvetica, sans-serif;
font-size: 250%;
}
h2, h3 {
color: #444;
font-family: Arial, Helvetica, sans-serif;
font-weight: lighter;
}
body {
margin: 2em;
}
body, input[text], button {
color: #888;
font-family: Cambria, Georgia;
}
a {
cursor: pointer;
cursor: hand;
}
button {
font-family: Arial;
background-color: #eee;
border: none;
padding: 5px 10px;
border-radius: 4px;
cursor: pointer;
cursor: hand;
}
button:hover {
background-color: #cfd8dc;
}
button:disabled {
background-color: #eee;
color: #aaa;
cursor: auto;
}
/* Navigation link styles */
nav a {
padding: 5px 10px;
text-decoration: none;
margin-right: 10px;
margin-top: 10px;
display: inline-block;
background-color: #eee;
border-radius: 4px;
}
nav a:visited, a:link {
color: #607D8B;
}
nav a:hover {
color: #039be5;
background-color: #CFD8DC;
}
nav a.active {
color: #039be5;
}
/* everywhere else */
* {
font-family: Arial, Helvetica, sans-serif;
}
/*
Copyright 2017 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
<!DOCTYPE html>
<html>
<head>
<title>Angular Tree</title>
<script>document.write('<base href="' + document.location + '" />');</script>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="styles.css">
<script src="https://use.fontawesome.com/b39c91206a.js"></script>
<!-- Polyfills -->
<script src="https://unpkg.com/core-js/client/shim.min.js"></script>
<script src="https://unpkg.com/zone.js@0.7.4?main=browser"></script>
<script src="https://unpkg.com/systemjs@0.19.39/dist/system.src.js"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('main.js').catch(function(err){ console.error(err); });
</script>
</head>
<body>
<my-app>Loading...</my-app>
</body>
</html>
/**
* WEB ANGULAR VERSION
* (based on systemjs.config.js in angular.io)
* System configuration for Angular samples
* Adjust as necessary for your application needs.
*/
(function (global) {
System.config({
// DEMO ONLY! REAL CODE SHOULD NOT TRANSPILE IN THE BROWSER
transpiler: 'ts',
typescriptOptions: {
// Copy of compiler options in standard tsconfig.json
"target": "es5",
"module": "commonjs",
"moduleResolution": "node",
"sourceMap": true,
"emitDecoratorMetadata": true,
"experimentalDecorators": true,
"lib": ["es2015", "dom"],
"noImplicitAny": true,
"suppressImplicitAnyIndexErrors": true
},
meta: {
'typescript': {
"exports": "ts"
}
},
paths: {
// paths serve as alias
'npm:': 'https://unpkg.com/'
},
// map tells the System loader where to look for things
map: {
// our app is within the app folder
'app': 'app',
// angular bundles
'@angular/animations': 'npm:@angular/animations/bundles/animations.umd.js',
'@angular/animations/browser': 'npm:@angular/animations/bundles/animations-browser.umd.js',
'@angular/core': 'npm:@angular/core/bundles/core.umd.js',
'@angular/common': 'npm:@angular/common/bundles/common.umd.js',
'@angular/compiler': 'npm:@angular/compiler/bundles/compiler.umd.js',
'@angular/platform-browser': 'npm:@angular/platform-browser/bundles/platform-browser.umd.js',
'@angular/platform-browser/animations': 'npm:@angular/platform-browser/bundles/platform-browser-animations.umd.js',
'@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic/bundles/platform-browser-dynamic.umd.js',
'@angular/http': 'npm:@angular/http/bundles/http.umd.js',
'@angular/router': 'npm:@angular/router/bundles/router.umd.js',
'@angular/router/upgrade': 'npm:@angular/router/bundles/router-upgrade.umd.js',
'@angular/forms': 'npm:@angular/forms/bundles/forms.umd.js',
'@angular/upgrade': 'npm:@angular/upgrade/bundles/upgrade.umd.js',
'@angular/upgrade/static': 'npm:@angular/upgrade/bundles/upgrade-static.umd.js',
// other libraries
'rxjs': 'npm:rxjs@5.0.1',
'angular-in-memory-web-api': 'npm:angular-in-memory-web-api/bundles/in-memory-web-api.umd.js',
'ts': 'npm:plugin-typescript@5.2.7/lib/plugin.js',
'typescript': 'npm:typescript@2.3.2/lib/typescript.js',
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
app: {
main: './main.ts',
defaultExtension: 'ts',
meta: {
'./*.ts': {
loader: 'systemjs-angular-loader.js'
}
}
},
rxjs: {
defaultExtension: 'js'
}
}
});
})(this);
/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
var templateUrlRegex = /templateUrl\s*:(\s*['"`](.*?)['"`]\s*)/gm;
var stylesRegex = /styleUrls *:(\s*\[[^\]]*?\])/g;
var stringRegex = /(['`"])((?:[^\\]\\\1|.)*?)\1/g;
module.exports.translate = function(load){
if (load.source.indexOf('moduleId') != -1) return load;
var url = document.createElement('a');
url.href = load.address;
var basePathParts = url.pathname.split('/');
basePathParts.pop();
var basePath = basePathParts.join('/');
var baseHref = document.createElement('a');
baseHref.href = this.baseURL;
baseHref = baseHref.pathname;
if (!baseHref.startsWith('/base/')) { // it is not karma
basePath = basePath.replace(baseHref, '');
}
load.source = load.source
.replace(templateUrlRegex, function(match, quote, url){
var resolvedUrl = url;
if (url.startsWith('.')) {
resolvedUrl = basePath + url.substr(1);
}
return 'templateUrl: "' + resolvedUrl + '"';
})
.replace(stylesRegex, function(match, relativeUrls) {
var urls = [];
while ((match = stringRegex.exec(relativeUrls)) !== null) {
if (match[2].startsWith('.')) {
urls.push('"' + basePath + match[2].substr(1) + '"');
} else {
urls.push('"' + match[2] + '"');
}
}
return "styleUrls: [" + urls.join(', ') + "]";
});
return load;
};
{
"data": [
{
"text": "Web App",
"expanded": true,
"checked" : false,
"icon" : "fa fa-plus-square-o fa-fw",
"children": [
{
"text": "app",
"expanded": true,
"checked" : false,
"children": [
{
"leaf": true,
"checked" : false,
"text": "Application.js"
}
]
},
{
"text": "button",
"expanded": true,
"checked" : false,
"icon" : "fa fa-database fa-fw",
"children": [
{
"leaf": true,
"checked" : false,
"text": "Button.js"
},
{
"leaf": true,
"checked" : false,
"text": "Cycle.js"
},
{
"leaf": true,
"checked" : false,
"text": "Split.js"
}
]
},
{
"text": "container",
"expanded": true,
"checked" : false,
"icon" : "fa fa-database fa-fw",
"children": [
{
"leaf": true,
"checked" : false,
"text": "ButtonGroup.js"
},
{
"leaf": true,
"checked" : false,
"text": "Container.js"
},
{
"leaf": true,
"checked" : false,
"text": "Viewport.js",
"expanded" : false,
"children":[],
"lazy":{
"httpUrl":"data/treeview.json",
"httpMethod": "get"
}
}
]
},
{
"text": "core",
"expanded": true,
"icon":"fa fa-database fa-fw",
"children": [
{
"text": "dom",
"expanded": false,
"icon":"fa fa-database fa-fw",
"children": [
{
"leaf": true,
"text": "Element.form.js"
},
{
"leaf": true,
"text": "Element.static-more.js"
}
]
}
]
}
]
}]
}
import {
OnInit, Input, Component, SimpleChange, EventEmitter, Output, SimpleChanges,
ContentChildren, QueryList, TemplateRef
} from "@angular/core";
import {TreeViewService} from "./treeview.service";
@Component({
selector : 'tree-view',
template : `
<ul style="list-style-type: none;">
<li style="cursor: pointer" *ngFor="let treeData of data">
<div >
<i class="fa " [ngClass]="{'fa-angle-down': treeData.expanded, 'fa-angle-right': (!treeData.expanded && treeData.children)}" (click)="toggle(treeData)"> </i>
<label style="cursor: pointer" (click)="emitData(treeData)">
<!-- If user doesnt define custom template -->
<!-- null check on parentTmp doesnt work ->
<ng-container *ngIf="parentTmp.length == 0">{{ treeData.text }}</ng-container>
<!-- Else user defines custom markup -->
<ng-template *ngIf="parentTmp.length > 0" [ngTemplateOutlet]="parentTmp" [ngOutletContext]="{ $implicit: { text: treeData.text } }"></ng-template>
</label>
</div>
<div *ngIf="treeData.expanded && treeData.expanded == true">
<ul style="list-style-type: none;">
<li style="cursor: pointer" *ngFor="let leaf of treeData.children">
<div>
<i class="fa " [ngClass]="{'fa-angle-down': leaf.expanded, 'fa-angle-right': (!leaf.expanded && leaf.children)}" (click)="toggle(leaf)"> </i>
<label (click)="emitData(leaf)">
{{ leaf.text }}
</label>
</div>
<div *ngIf="leaf.expanded && leaf.expanded == true">
<tree-view [dataTableBindData]="leaf" [dataReader]="'children'" (selectedRecord)="setSelectedRecord($event)"></tree-view>
</div>
</li>
</ul>
</div>
</li>
</ul>
`,
providers :[TreeViewService]
})
export class TreeViewComponent implements OnInit{
@Input()
httpUrl : string;
@Input()
httpMethod : string;
@Input()
dataReader : string;
@Input()
dataTableBindData : any;
@Output()
selectedRecord : any = new EventEmitter<any>();
@ContentChildren('amexioTreeParent') parentTmp : TemplateRef<any>;
@ContentChildren('amexioTreeLeaf') leafTmp : TemplateRef<any>;
data : any;
lazyNode : any;
constructor (private treeViewService : TreeViewService){
}
ngOnInit(){
}
ngAfterViewInit(){
if(this.httpMethod && this.httpUrl){
this.treeViewService.fetchData(this,this.httpUrl,this.httpMethod);
}
else if(this.dataTableBindData){
this.setData(this.dataTableBindData);
}
// console.log(this.template);
console.log(this.parentTmp);
console.log(this.leafTmp);
}
ngOnChanges(change : SimpleChanges){
if(change['dataTableBindData']){
let data = change['dataTableBindData'].currentValue;
if(data){
this.setData(data)
}
}
}
setData(httpResponse: any){
let treedata = this.getResponseData(httpResponse);
if(treedata){
this.data = treedata;
}
}
getResponseData(httpResponse : any){
let responsedata = httpResponse;
let dr = this.dataReader.split(".");
for(let ir = 0 ; ir<dr.length; ir++){
responsedata = responsedata[dr[ir]];
}
return responsedata;
}
toggle(treeData : any){
if(!treeData.leaf)
treeData.expanded = !treeData.expanded;
if(treeData.lazy && treeData.children && treeData.children.length<=0){
this.lazyNode = treeData;
this.treeViewService.fetchLazyData(this,treeData.lazy.httpUrl,treeData.lazy.httpMethod);
}
}
setLazyData(httpResponse: any){
delete this.lazyNode.leaf;
this.lazyNode['expanded'] = true;
for(let di = 0 ; di < httpResponse.data.length; di++){
this.lazyNode.children.push(httpResponse.data[0]);
}
}
setSelectedRecord(treeData : any){
this.emitData(treeData);
}
emitData(treeData :any){
this.selectedRecord.emit(JSON.parse(JSON.stringify(treeData)));
}
}
import {Injectable} from "@angular/core";
import {Http, Headers, RequestOptions} from "@angular/http";
@Injectable()
export class TreeViewService {
parentRef : any;
responseData : any;
constructor(private _http : Http){
}
fetchData(parentRef : any, serviceUrl : string, methodType: string){
this.parentRef = parentRef;
let requestJson = {};
let headers = new Headers({ 'Content-Type': 'application/json;charset=UTF-8' });
let options = new RequestOptions({headers : headers,method : methodType});
if(methodType == "post"){
this._http.post(serviceUrl,requestJson,options).subscribe(
response=>{
this.responseData = response.json();
},
error=>{
},
()=>{
this.setData();
}
);
}else if(methodType == "get"){
this._http.get(serviceUrl,options).subscribe(
response=>{
this.responseData = response.json();
},
error=>{
},
()=>{
this.setData();
}
);
}
}
setData (){
this.parentRef.setData(this.responseData);
}
fetchLazyData(parentRef : any, serviceUrl : string, methodType: string){
this.parentRef = parentRef;
let requestJson = {};
let headers = new Headers({ 'Content-Type': 'application/json;charset=UTF-8' });
let options = new RequestOptions({headers : headers,method : methodType});
if(methodType == "post"){
this._http.post(serviceUrl,requestJson,options).subscribe(
response=>{
this.responseData = response.json();
},
error=>{
},
()=>{
this.setLazyData();
}
);
}else if(methodType == "get"){
this._http.get(serviceUrl,options).subscribe(
response=>{
this.responseData = response.json();
},
error=>{
},
()=>{
this.setLazyData();
}
);
}
}
setLazyData (){
this.parentRef.setLazyData(this.responseData);
}
}