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ngm-tree-grid

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A tree grid that supports editable fields like Inputs and Checkboxes.

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import { Component, ContentChildren, EventEmitter, Input, Output, ViewChildren } from '@angular/core'; import { CellHostDirective } from '../../directive'; import * as i0 from "@angular/core"; import * as i1 from "@angular/common"; import * as i2 from "ngm-live-search"; import * as i3 from "../tree-grid-item/tree-grid-item.component"; import * as i4 from "../../directive/cell-host.directive"; export class TreeGridComponent { /** When user clicks on arrow to expand a row, this emitter emits an event */ expand = new EventEmitter(); /** When user clicks on arrow to collapse a row, this emitter emits an event */ collapse = new EventEmitter(); dataSource; config = { hasSearch: true, columns: [], searchPlaceHolder: 'Search', searchFn: (obj, txt) => { return Object.values(obj) .filter((x) => (typeof x === 'string' || typeof x === 'number')) .map(x => String(x)) .some((y) => y.includes(txt)); } }; cellContents; headerContents; headerPanes; filterText = ''; filteredData = []; showGrid = true; constructor() { } ngAfterContentInit() { setTimeout(() => { if (this.headerContents) { this.headerPanes.forEach((x, i) => { x.viewContainerRef.clear(); x.viewContainerRef.createEmbeddedView(this.headerContents.get(i % this.headerContents.length)); }); } }, 10); } onExpand(e) { this.expand.emit(e); } onCollapse(e) { this.collapse.emit(e); } refreshGrid() { this.showGrid = false; setTimeout(() => { this.showGrid = true; }, 0); } onSearch(text) { if (typeof text === 'string' && text != '') { this.filterText = text; } else { this.filterText = ''; } if (!this.config.searchFn) { throw new Error('You should Provide searchFn'); } this.refreshGrid(); this.filterTree(); } /////////////////////////////////////////////////////////////////////////// /////////////////////********************************///////////////////// ///////////********** Start Filtering **********/////////// /** * There are two important things to consider in a tree search.. * If a node contains that search, It should be in final result. * If a node doesn't contain the searched text, but its children do, It should also be in final result. * Otherwise it should be filtered out of the result. */ filterTree() { if (this.dataSource.data && this.filterText) { this.filteredData = [...this.dataSource.data] .filter((item) => this.hasIncludedSearchTextInChildren(item, this.filterText)) .map((item) => this.filtering(item, this.filterText)); } else { this.filteredData = [...this.dataSource.data]; } } filtering(node, text) { return { ...node, isOpen: true, show: true, nodes: this.dataSource.getChildrenFn(node) ?.filter((item) => this.hasIncludedSearchTextInChildren(item, text)) .map((item) => this.filtering(item, text)), }; } hasIncludedSearchTextInChildren(node, searchText) { if (this.config.searchFn(node, searchText)) { return true; } if (this.dataSource.getChildrenFn(node)) { return this.dataSource.getChildrenFn(node).some((child) => this.hasIncludedSearchTextInChildren(child, searchText)); } return false; } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: TreeGridComponent, deps: [], target: i0.ɵɵFactoryTarget.Component }); static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "16.2.12", type: TreeGridComponent, selector: "ngm-tree-grid", inputs: { dataSource: "dataSource", config: "config" }, outputs: { expand: "expand", collapse: "collapse" }, queries: [{ propertyName: "cellContents", predicate: ["treeGridCell"] }, { propertyName: "headerContents", predicate: ["treeGridHeader"] }], viewQueries: [{ propertyName: "headerPanes", predicate: CellHostDirective, descendants: true }], ngImport: i0, template: "<div class=\"ngm-tree-grid\">\r\n <header>\r\n <div class=\"tree-grid-search\" *ngIf=\"config.hasSearch\">\r\n <ngm-live-search\r\n [searchLabel]=\"config.searchPlaceHolder ?? 'Search'\"\r\n (search)=\"onSearch($event)\"\r\n >\r\n </ngm-live-search>\r\n </div>\r\n </header>\r\n <main>\r\n <div class=\"tree-grid-titles\">\r\n <ng-container *ngIf=\"headerContents\">\r\n <div *ngFor=\"let head of headerContents; index as i\"\r\n [ngStyle]=\"{\r\n width: config.columns[i].width\r\n ? config.columns[i].width + '%'\r\n : 100 / config.columns.length + '%'\r\n }\">\r\n <ng-template ngmCellHost></ng-template>\r\n </div>\r\n </ng-container>\r\n <ng-container *ngIf=\"!headerContents\">\r\n <div\r\n *ngFor=\"let head of config.columns; let first = first\"\r\n [ngStyle]=\"{\r\n width: head.width\r\n ? head.width + '%'\r\n : 100 / config.columns.length + '%'\r\n }\"\r\n >\r\n {{ head.header }}\r\n </div>\r\n </ng-container>\r\n </div>\r\n <ngm-tree-grid-item\r\n *ngIf=\"showGrid\"\r\n [data]=\"filterText === '' ? dataSource.data : filteredData\"\r\n [config]=\"config\"\r\n (expand)=\"onExpand($event)\"\r\n (collapse)=\"onCollapse($event)\"\r\n [getChildrenFn]=\"dataSource.getChildrenFn\"\r\n [cellInputs]=\"cellContents\"\r\n >\r\n </ngm-tree-grid-item>\r\n </main>\r\n <footer></footer>\r\n</div>\r\n", styles: [".ngm-tree-grid{border:1px solid rgba(0,0,0,.1215686275)}.tree-grid-titles{width:100%;display:flex;flex-direction:row;justify-content:flex-start;align-items:center}.tree-grid-titles div{padding:2px;border:1px solid rgba(0,0,0,.1215686275);min-width:100px;height:40px}.tree-grid-titles>div:first-child{padding:2px 1px;width:30%}.tree-grid-search{max-width:200px}\n"], dependencies: [{ kind: "directive", type: i1.NgForOf, selector: "[ngFor][ngForOf]", inputs: ["ngForOf", "ngForTrackBy", "ngForTemplate"] }, { kind: "directive", type: i1.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { kind: "directive", type: i1.NgStyle, selector: "[ngStyle]", inputs: ["ngStyle"] }, { kind: "component", type: i2.NgmLiveSearchComponent, selector: "ngm-live-search", inputs: ["config", "searchLabel"], outputs: ["search", "searchClosed"] }, { kind: "component", type: i3.TreeGridItemComponent, selector: "ngm-tree-grid-item", inputs: ["level", "data", "config", "getChildrenFn", "cellInputs"], outputs: ["expand", "collapse"] }, { kind: "directive", type: i4.CellHostDirective, selector: "[ngmCellHost]" }] }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: TreeGridComponent, decorators: [{ type: Component, args: [{ selector: 'ngm-tree-grid', template: "<div class=\"ngm-tree-grid\">\r\n <header>\r\n <div class=\"tree-grid-search\" *ngIf=\"config.hasSearch\">\r\n <ngm-live-search\r\n [searchLabel]=\"config.searchPlaceHolder ?? 'Search'\"\r\n (search)=\"onSearch($event)\"\r\n >\r\n </ngm-live-search>\r\n </div>\r\n </header>\r\n <main>\r\n <div class=\"tree-grid-titles\">\r\n <ng-container *ngIf=\"headerContents\">\r\n <div *ngFor=\"let head of headerContents; index as i\"\r\n [ngStyle]=\"{\r\n width: config.columns[i].width\r\n ? config.columns[i].width + '%'\r\n : 100 / config.columns.length + '%'\r\n }\">\r\n <ng-template ngmCellHost></ng-template>\r\n </div>\r\n </ng-container>\r\n <ng-container *ngIf=\"!headerContents\">\r\n <div\r\n *ngFor=\"let head of config.columns; let first = first\"\r\n [ngStyle]=\"{\r\n width: head.width\r\n ? head.width + '%'\r\n : 100 / config.columns.length + '%'\r\n }\"\r\n >\r\n {{ head.header }}\r\n </div>\r\n </ng-container>\r\n </div>\r\n <ngm-tree-grid-item\r\n *ngIf=\"showGrid\"\r\n [data]=\"filterText === '' ? dataSource.data : filteredData\"\r\n [config]=\"config\"\r\n (expand)=\"onExpand($event)\"\r\n (collapse)=\"onCollapse($event)\"\r\n [getChildrenFn]=\"dataSource.getChildrenFn\"\r\n [cellInputs]=\"cellContents\"\r\n >\r\n </ngm-tree-grid-item>\r\n </main>\r\n <footer></footer>\r\n</div>\r\n", styles: [".ngm-tree-grid{border:1px solid rgba(0,0,0,.1215686275)}.tree-grid-titles{width:100%;display:flex;flex-direction:row;justify-content:flex-start;align-items:center}.tree-grid-titles div{padding:2px;border:1px solid rgba(0,0,0,.1215686275);min-width:100px;height:40px}.tree-grid-titles>div:first-child{padding:2px 1px;width:30%}.tree-grid-search{max-width:200px}\n"] }] }], ctorParameters: function () { return []; }, propDecorators: { expand: [{ type: Output }], collapse: [{ type: Output }], dataSource: [{ type: Input }], config: [{ type: Input }], cellContents: [{ type: ContentChildren, args: ['treeGridCell'] }], headerContents: [{ type: ContentChildren, args: ['treeGridHeader'] }], headerPanes: [{ type: ViewChildren, args: [CellHostDirective] }] } }); //# 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{ Component, ContentChildren, EventEmitter, Input, Output, QueryList, TemplateRef, ViewChildren } from '@angular/core';\r\nimport { CellHostDirective } from '../../directive';\r\nimport { INgmExpansion } from '../../model';\r\nimport { INgmDataSource } from './../../model/datasource-model';\r\nimport { INgmTreeGridConfig } from './../../model/tree-grid-config';\r\n\r\n@Component({\r\n  selector: 'ngm-tree-grid',\r\n  templateUrl: './tree-grid.component.html',\r\n  styleUrls: ['./tree-grid.component.scss']\r\n})\r\nexport class TreeGridComponent<T> {\r\n  /** When user clicks on arrow to expand a row, this emitter emits an event */\r\n  @Output()\r\n  expand = new EventEmitter<INgmExpansion>();\r\n\r\n  /** When user clicks on arrow to collapse a row, this emitter emits an event */\r\n  @Output()\r\n  collapse = new EventEmitter<INgmExpansion>();\r\n\r\n  @Input()\r\n  dataSource!: INgmDataSource<T>;\r\n\r\n  @Input()\r\n  config: INgmTreeGridConfig = {\r\n    hasSearch: true,\r\n    columns: [],\r\n    searchPlaceHolder: 'Search',\r\n    searchFn: (obj: any, txt: string) => {\r\n      return Object.values(obj)\r\n        .filter((x: any) => (typeof x === 'string' || typeof x === 'number'))\r\n        .map(x => String(x))\r\n        .some((y: string) => y.includes(txt))\r\n    }\r\n  }\r\n\r\n  @ContentChildren('treeGridCell') cellContents!: QueryList<TemplateRef<any>>;\r\n  @ContentChildren('treeGridHeader') headerContents?: QueryList<TemplateRef<any>>;\r\n  @ViewChildren(CellHostDirective) headerPanes!: QueryList<CellHostDirective>;\r\n\r\n  filterText = '';\r\n  filteredData: T[] = [];\r\n\r\n  showGrid = true;\r\n\r\n  constructor() { }\r\n\r\n  ngAfterContentInit(): void {\r\n    setTimeout(() => {\r\n      if(this.headerContents) {\r\n        this.headerPanes.forEach((x, i) => {\r\n          x.viewContainerRef.clear();\r\n          x.viewContainerRef.createEmbeddedView(this.headerContents!.get(i % this.headerContents!.length)!)\r\n        });\r\n      }\r\n    }, 10);\r\n  }\r\n\r\n  onExpand(e: INgmExpansion) {\r\n    this.expand.emit(e)\r\n  }\r\n\r\n  onCollapse(e: INgmExpansion) {\r\n    this.collapse.emit(e)\r\n  }\r\n\r\n  refreshGrid() {\r\n    this.showGrid = false;\r\n    setTimeout(() => {\r\n      this.showGrid = true\r\n    }, 0);\r\n  }\r\n\r\n  onSearch(text: string) {\r\n    if (typeof text === 'string' && text != '') {\r\n      this.filterText = text\r\n    } else {\r\n      this.filterText = ''\r\n    }\r\n    if (!this.config.searchFn) {\r\n      throw new Error('You should Provide searchFn')\r\n    }\r\n    this.refreshGrid();\r\n    this.filterTree();\r\n  }\r\n\r\n  ///////////////////////////////////////////////////////////////////////////\r\n  /////////////////////********************************/////////////////////\r\n  ///////////**********     Start Filtering       **********///////////\r\n  /**\r\n   * There are two important things to consider in a tree search..\r\n   * If a node contains that search, It should be in final result.\r\n   * If a node doesn't contain the searched text, but its children do, It should also be in final result.\r\n   * Otherwise it should be filtered out of the result.\r\n   */\r\n  filterTree() {\r\n    if (this.dataSource.data && this.filterText) {\r\n      this.filteredData = [...this.dataSource.data]\r\n        .filter((item) =>\r\n          this.hasIncludedSearchTextInChildren(item, this.filterText)\r\n        )\r\n        .map((item) => this.filtering(item, this.filterText));\r\n    } else {\r\n      this.filteredData = [...this.dataSource.data];\r\n    }\r\n  }\r\n\r\n  filtering(node: T, text: string): T {\r\n    return {\r\n      ...node,\r\n      isOpen: true,\r\n      show: true,\r\n      nodes: this.dataSource.getChildrenFn(node)\r\n        ?.filter((item) => this.hasIncludedSearchTextInChildren(item, text))\r\n        .map((item) => this.filtering(item, text)),\r\n    };\r\n  }\r\n\r\n  hasIncludedSearchTextInChildren(node: any, searchText: string): boolean {\r\n    if (this.config.searchFn!(node, searchText)) {\r\n      return true;\r\n    }\r\n    if (this.dataSource.getChildrenFn(node)) {\r\n      return this.dataSource.getChildrenFn(node).some((child: any) =>\r\n        this.hasIncludedSearchTextInChildren(child, searchText)\r\n      );\r\n    }\r\n    return false;\r\n  }\r\n\r\n  /////////////**********     End Filtering      **********////////////\r\n  /////////////////////********************************/////////////////////\r\n  //////////////////////////////////////////////////////////////////////////\r\n\r\n\r\n\r\n}\r\n","<div class=\"ngm-tree-grid\">\r\n  <header>\r\n    <div class=\"tree-grid-search\" *ngIf=\"config.hasSearch\">\r\n      <ngm-live-search\r\n        [searchLabel]=\"config.searchPlaceHolder ?? 'Search'\"\r\n        (search)=\"onSearch($event)\"\r\n      >\r\n      </ngm-live-search>\r\n    </div>\r\n  </header>\r\n  <main>\r\n    <div class=\"tree-grid-titles\">\r\n      <ng-container *ngIf=\"headerContents\">\r\n        <div *ngFor=\"let head of headerContents; index as i\"\r\n        [ngStyle]=\"{\r\n          width: config.columns[i].width\r\n            ? config.columns[i].width + '%'\r\n            : 100 / config.columns.length + '%'\r\n        }\">\r\n          <ng-template ngmCellHost></ng-template>\r\n        </div>\r\n      </ng-container>\r\n      <ng-container *ngIf=\"!headerContents\">\r\n        <div\r\n        *ngFor=\"let head of config.columns; let first = first\"\r\n        [ngStyle]=\"{\r\n          width: head.width\r\n            ? head.width + '%'\r\n            : 100 / config.columns.length + '%'\r\n        }\"\r\n      >\r\n        {{ head.header }}\r\n      </div>\r\n      </ng-container>\r\n    </div>\r\n    <ngm-tree-grid-item\r\n      *ngIf=\"showGrid\"\r\n      [data]=\"filterText === '' ? dataSource.data : filteredData\"\r\n      [config]=\"config\"\r\n      (expand)=\"onExpand($event)\"\r\n      (collapse)=\"onCollapse($event)\"\r\n      [getChildrenFn]=\"dataSource.getChildrenFn\"\r\n      [cellInputs]=\"cellContents\"\r\n    >\r\n    </ngm-tree-grid-item>\r\n  </main>\r\n  <footer></footer>\r\n</div>\r\n"]}