devextreme-angular
Version:
Angular UI and visualization components based on DevExtreme widgets
246 lines • 32.3 kB
JavaScript
/*!
* devextreme-angular
* Version: 25.2.3
* Build date: Fri Dec 12 2025
*
* Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file in the root of the project for details.
*
* https://github.com/DevExpress/devextreme-angular
*/
import { Component, EventEmitter, } from '@angular/core';
import render from 'devextreme/core/renderer';
import { triggerHandler } from 'devextreme/events';
import domAdapter from 'devextreme/core/dom_adapter';
import { getElement } from './utils';
import { warnIfLegacyNestedComponent } from './deprecated-config-warning';
import { DX_TEMPLATE_WRAPPER_CLASS } from './template';
import * as i0 from "@angular/core";
const VISIBILITY_CHANGE_SELECTOR = 'dx-visibility-change-handler';
export class BaseNestedOption {
_host;
_hostOptionPath;
_collectionContainerImpl;
_initialOptions = {};
constructor() {
this._collectionContainerImpl = new CollectionNestedOptionContainerImpl(this._setOption.bind(this), this._filterItems.bind(this));
}
_optionChangedHandler(e) {
const fullOptionPath = this._fullOptionPath();
if (e.fullName.indexOf(fullOptionPath) === 0) {
const optionName = e.fullName.slice(fullOptionPath.length);
const emitter = this[`${optionName}Change`];
if (emitter) {
emitter.next(e.value);
}
}
}
_createEventEmitters(events) {
events.forEach((event) => {
this[event.emit] = new EventEmitter();
});
}
_getOption(name) {
if (this.isLinked) {
return this.instance.option(this._fullOptionPath() + name);
}
return this._initialOptions[name];
}
_setOption(name, value) {
if (this.isLinked) {
const fullPath = this._fullOptionPath() + name;
this.instance.option(fullPath, value);
}
else {
this._initialOptions[name] = value;
}
}
_addRemovedOption(name) {
if (this.instance && this.removedNestedComponents) {
this.removedNestedComponents.push(name);
}
}
_deleteRemovedOptions(name) {
if (this.instance && this.removedNestedComponents) {
this.removedNestedComponents = this.removedNestedComponents.filter((x) => !x.startsWith(name));
}
}
_addRecreatedComponent() {
if (this.instance && this.recreatedNestedComponents) {
this.recreatedNestedComponents.push({ getOptionPath: () => this._getOptionPath() });
}
}
_getOptionPath() {
return this._hostOptionPath() + this._optionPath;
}
setHost(host, optionPath) {
this._host = host;
this._hostOptionPath = optionPath;
this.optionChangedHandlers.subscribe(this._optionChangedHandler.bind(this));
}
setChildren(propertyName, items) {
this.resetOptions(propertyName);
return this._collectionContainerImpl.setChildren(propertyName, items);
}
_filterItems(items) {
return items.filter((item) => item !== this);
}
get instance() {
return this._host?.instance;
}
get resetOptions() {
return this._host && this._host.resetOptions;
}
get isRecreated() {
return this._host && this._host.isRecreated;
}
get removedNestedComponents() {
return this._host && this._host.removedNestedComponents;
}
set removedNestedComponents(value) {
this._host.removedNestedComponents = value;
}
get recreatedNestedComponents() {
return this._host && this._host.recreatedNestedComponents;
}
set recreatedNestedComponents(value) {
this._host.recreatedNestedComponents = value;
}
get isLinked() {
return !!this.instance && this._host.isLinked;
}
get optionChangedHandlers() {
return this._host && this._host.optionChangedHandlers;
}
/** @nocollapse */ static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: BaseNestedOption, deps: [], target: i0.ɵɵFactoryTarget.Component });
/** @nocollapse */ static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "17.3.12", type: BaseNestedOption, selector: "ng-component", ngImport: i0, template: '', isInline: true });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: BaseNestedOption, decorators: [{
type: Component,
args: [{
template: '',
}]
}], ctorParameters: () => [] });
export class CollectionNestedOptionContainerImpl {
_setOption;
_filterItems;
_activatedQueries = {};
constructor(_setOption, _filterItems) {
this._setOption = _setOption;
this._filterItems = _filterItems;
}
setChildren(propertyName, items) {
if (this._filterItems) {
items = this._filterItems(items);
}
if (items.length) {
this._activatedQueries[propertyName] = true;
}
if (this._activatedQueries[propertyName]) {
const widgetItems = items.map((item, index) => {
item._index = index;
return item._value;
});
this._setOption(propertyName, widgetItems);
}
}
}
export class NestedOption extends BaseNestedOption {
setHost(host, optionPath) {
super.setHost(host, optionPath);
this._host[this._optionPath] = this._initialOptions;
}
_fullOptionPath() {
return `${this._getOptionPath()}.`;
}
/** @nocollapse */ static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: NestedOption, deps: null, target: i0.ɵɵFactoryTarget.Component });
/** @nocollapse */ static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "17.3.12", type: NestedOption, selector: "ng-component", usesInheritance: true, ngImport: i0, template: '', isInline: true });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: NestedOption, decorators: [{
type: Component,
args: [{
template: '',
}]
}] });
export class CollectionNestedOption extends BaseNestedOption {
_index;
_fullOptionPath() {
return `${this._getOptionPath()}[${this._index}].`;
}
get _value() {
return this._initialOptions;
}
get isLinked() {
return this._index !== undefined && !!this.instance && this._host.isLinked;
}
/** @nocollapse */ static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: CollectionNestedOption, deps: null, target: i0.ɵɵFactoryTarget.Component });
/** @nocollapse */ static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "17.3.12", type: CollectionNestedOption, selector: "ng-component", usesInheritance: true, ngImport: i0, template: '', isInline: true });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: CollectionNestedOption, decorators: [{
type: Component,
args: [{
template: '',
}]
}] });
const triggerShownEvent = function (element) {
const changeHandlers = [];
if (!render(element).hasClass(VISIBILITY_CHANGE_SELECTOR)) {
changeHandlers.push(element);
}
changeHandlers.push.apply(changeHandlers, element.querySelectorAll(`.${VISIBILITY_CHANGE_SELECTOR}`));
for (let i = 0; i < changeHandlers.length; i++) {
triggerHandler(changeHandlers[i], 'dxshown');
}
};
export function extractTemplate(option, element, renderer, document) {
if (!option.template === undefined || !element.nativeElement.hasChildNodes()) {
return;
}
const childNodes = [].slice.call(element.nativeElement.childNodes);
const userContent = childNodes.filter((n) => {
if (n.tagName) {
const tagNamePrefix = n.tagName.toLowerCase().substr(0, 3);
return !(tagNamePrefix === 'dxi' || tagNamePrefix === 'dxo');
}
return n.nodeName !== '#comment' && n.textContent.replace(/\s/g, '').length;
});
if (!userContent.length) {
return;
}
option.template = {
render: (renderData) => {
const result = element.nativeElement;
domAdapter.setClass(result, DX_TEMPLATE_WRAPPER_CLASS, true);
if (renderData.container) {
const container = getElement(renderData.container);
const resultInContainer = container.contains(element.nativeElement);
renderer.appendChild(container, element.nativeElement);
if (!resultInContainer) {
const resultInBody = document.body.contains(container);
if (resultInBody) {
triggerShownEvent(result);
}
}
}
return result;
},
};
}
export class NestedOptionHost {
_host;
_optionPath;
getHost() {
return this._host;
}
setHost(host, optionPath) {
this._host = host;
this._optionPath = optionPath || (() => '');
}
setNestedOption(nestedOption) {
nestedOption.setHost(this._host, this._optionPath);
warnIfLegacyNestedComponent(nestedOption, this._host);
}
}
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* devextreme-angular\n * Version: 25.2.3\n * Build date: Fri Dec 12 2025\n *\n * Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED\n *\n * This software may be modified and distributed under the terms\n * of the MIT license. See the LICENSE file in the root of the project for details.\n *\n * https://github.com/DevExpress/devextreme-angular\n */\n\nimport {\r\n  Component, QueryList, ElementRef, Renderer2, EventEmitter,\r\n} from '@angular/core';\r\n\r\nimport render from 'devextreme/core/renderer';\r\nimport { triggerHandler } from 'devextreme/events';\r\nimport domAdapter from 'devextreme/core/dom_adapter';\r\nimport { getElement } from './utils';\r\nimport { warnIfLegacyNestedComponent } from './deprecated-config-warning';\r\nimport { DX_TEMPLATE_WRAPPER_CLASS } from './template';\r\n\r\nconst VISIBILITY_CHANGE_SELECTOR = 'dx-visibility-change-handler';\r\n\r\nexport interface INestedOptionContainer {\r\n  instance: any;\r\n  isLinked: boolean;\r\n  removedNestedComponents: string[];\r\n  optionChangedHandlers: EventEmitter<any>;\r\n  recreatedNestedComponents: any[];\r\n  resetOptions: (collectionName?: string) => void;\r\n  isRecreated: (name: string) => boolean;\r\n}\r\n\r\nexport type IOptionPathGetter = () => string;\r\n\r\n@Component({\r\n  template: '',\r\n})\r\nexport abstract class BaseNestedOption implements INestedOptionContainer, ICollectionNestedOptionContainer {\r\n  protected _host: INestedOptionContainer;\r\n\r\n  protected _hostOptionPath: IOptionPathGetter;\r\n\r\n  private readonly _collectionContainerImpl: ICollectionNestedOptionContainer;\r\n\r\n  protected _initialOptions = {};\r\n\r\n  protected abstract get _optionPath(): string;\r\n  protected abstract _fullOptionPath(): string;\r\n\r\n  constructor() {\r\n    this._collectionContainerImpl = new CollectionNestedOptionContainerImpl(this._setOption.bind(this), this._filterItems.bind(this));\r\n  }\r\n\r\n  protected _optionChangedHandler(e: any) {\r\n    const fullOptionPath = this._fullOptionPath();\r\n\r\n    if (e.fullName.indexOf(fullOptionPath) === 0) {\r\n      const optionName = e.fullName.slice(fullOptionPath.length);\r\n      const emitter = this[`${optionName}Change`];\r\n\r\n      if (emitter) {\r\n        emitter.next(e.value);\r\n      }\r\n    }\r\n  }\r\n\r\n  protected _createEventEmitters(events) {\r\n    events.forEach((event) => {\r\n      this[event.emit] = new EventEmitter();\r\n    });\r\n  }\r\n\r\n  protected _getOption(name: string): any {\r\n    if (this.isLinked) {\r\n      return this.instance.option(this._fullOptionPath() + name);\r\n    }\r\n    return this._initialOptions[name];\r\n  }\r\n\r\n  protected _setOption(name: string, value: any) {\r\n    if (this.isLinked) {\r\n      const fullPath = this._fullOptionPath() + name;\r\n      this.instance.option(fullPath, value);\r\n    } else {\r\n      this._initialOptions[name] = value;\r\n    }\r\n  }\r\n\r\n  protected _addRemovedOption(name: string) {\r\n    if (this.instance && this.removedNestedComponents) {\r\n      this.removedNestedComponents.push(name);\r\n    }\r\n  }\r\n\r\n  protected _deleteRemovedOptions(name: string) {\r\n    if (this.instance && this.removedNestedComponents) {\r\n      this.removedNestedComponents = this.removedNestedComponents.filter((x) => !x.startsWith(name));\r\n    }\r\n  }\r\n\r\n  protected _addRecreatedComponent() {\r\n    if (this.instance && this.recreatedNestedComponents) {\r\n      this.recreatedNestedComponents.push({ getOptionPath: () => this._getOptionPath() });\r\n    }\r\n  }\r\n\r\n  protected _getOptionPath() {\r\n    return this._hostOptionPath() + this._optionPath;\r\n  }\r\n\r\n  setHost(host: INestedOptionContainer, optionPath: IOptionPathGetter) {\r\n    this._host = host;\r\n    this._hostOptionPath = optionPath;\r\n    this.optionChangedHandlers.subscribe(this._optionChangedHandler.bind(this));\r\n  }\r\n\r\n  setChildren<T extends ICollectionNestedOption>(propertyName: string, items: QueryList<T>) {\r\n    this.resetOptions(propertyName);\r\n    return this._collectionContainerImpl.setChildren(propertyName, items);\r\n  }\r\n\r\n  _filterItems(items: QueryList<BaseNestedOption>) {\r\n    return items.filter((item) => item !== this);\r\n  }\r\n\r\n  get instance() {\r\n    return this._host?.instance;\r\n  }\r\n\r\n  get resetOptions() {\r\n    return this._host && this._host.resetOptions;\r\n  }\r\n\r\n  get isRecreated() {\r\n    return this._host && this._host.isRecreated;\r\n  }\r\n\r\n  get removedNestedComponents() {\r\n    return this._host && this._host.removedNestedComponents;\r\n  }\r\n\r\n  set removedNestedComponents(value) {\r\n    this._host.removedNestedComponents = value;\r\n  }\r\n\r\n  get recreatedNestedComponents() {\r\n    return this._host && this._host.recreatedNestedComponents;\r\n  }\r\n\r\n  set recreatedNestedComponents(value) {\r\n    this._host.recreatedNestedComponents = value;\r\n  }\r\n\r\n  get isLinked() {\r\n    return !!this.instance && this._host.isLinked;\r\n  }\r\n\r\n  get optionChangedHandlers() {\r\n    return this._host && this._host.optionChangedHandlers;\r\n  }\r\n}\r\n\r\nexport interface ICollectionNestedOptionContainer {\r\n  setChildren: <T extends ICollectionNestedOption>(propertyName: string, items: QueryList<T>) => any;\r\n}\r\n\r\nexport class CollectionNestedOptionContainerImpl implements ICollectionNestedOptionContainer {\r\n  private _activatedQueries = {};\r\n\r\n  constructor(private readonly _setOption: Function, private readonly _filterItems?: Function) { }\r\n\r\n  setChildren<T extends ICollectionNestedOption>(propertyName: string, items: QueryList<T>) {\r\n    if (this._filterItems) {\r\n      items = this._filterItems(items);\r\n    }\r\n    if (items.length) {\r\n      this._activatedQueries[propertyName] = true;\r\n    }\r\n    if (this._activatedQueries[propertyName]) {\r\n      const widgetItems = items.map((item, index) => {\r\n        item._index = index;\r\n        return item._value;\r\n      });\r\n      this._setOption(propertyName, widgetItems);\r\n    }\r\n  }\r\n}\r\n\r\n@Component({\r\n  template: '',\r\n})\r\nexport abstract class NestedOption extends BaseNestedOption {\r\n  setHost(host: INestedOptionContainer, optionPath: IOptionPathGetter) {\r\n    super.setHost(host, optionPath);\r\n\r\n    this._host[this._optionPath] = this._initialOptions;\r\n  }\r\n\r\n  protected _fullOptionPath() {\r\n    return `${this._getOptionPath()}.`;\r\n  }\r\n}\r\n\r\nexport interface ICollectionNestedOption {\r\n  _index: number;\r\n  _value: object;\r\n}\r\n\r\n@Component({\r\n  template: '',\r\n})\r\nexport abstract class CollectionNestedOption extends BaseNestedOption implements ICollectionNestedOption {\r\n  _index: number;\r\n\r\n  protected _fullOptionPath() {\r\n    return `${this._getOptionPath()}[${this._index}].`;\r\n  }\r\n\r\n  get _value() {\r\n    return this._initialOptions;\r\n  }\r\n\r\n  get isLinked() {\r\n    return this._index !== undefined && !!this.instance && this._host.isLinked;\r\n  }\r\n}\r\n\r\nexport interface IOptionWithTemplate extends BaseNestedOption {\r\n  template: any;\r\n}\r\n\r\nconst triggerShownEvent = function (element) {\r\n  const changeHandlers = [];\r\n\r\n  if (!render(element).hasClass(VISIBILITY_CHANGE_SELECTOR)) {\r\n    changeHandlers.push(element);\r\n  }\r\n\r\n  changeHandlers.push.apply(changeHandlers, element.querySelectorAll(`.${VISIBILITY_CHANGE_SELECTOR}`));\r\n\r\n  for (let i = 0; i < changeHandlers.length; i++) {\r\n    triggerHandler(changeHandlers[i], 'dxshown');\r\n  }\r\n};\r\n\r\nexport function extractTemplate(option: IOptionWithTemplate, element: ElementRef, renderer: Renderer2, document: any) {\r\n  if (!option.template === undefined || !element.nativeElement.hasChildNodes()) {\r\n    return;\r\n  }\r\n\r\n  const childNodes = [].slice.call(element.nativeElement.childNodes);\r\n  const userContent = childNodes.filter((n) => {\r\n    if (n.tagName) {\r\n      const tagNamePrefix = n.tagName.toLowerCase().substr(0, 3);\r\n      return !(tagNamePrefix === 'dxi' || tagNamePrefix === 'dxo');\r\n    }\r\n    return n.nodeName !== '#comment' && n.textContent.replace(/\\s/g, '').length;\r\n  });\r\n  if (!userContent.length) {\r\n    return;\r\n  }\r\n\r\n  option.template = {\r\n    render: (renderData) => {\r\n      const result = element.nativeElement;\r\n\r\n      domAdapter.setClass(result, DX_TEMPLATE_WRAPPER_CLASS, true);\r\n\r\n      if (renderData.container) {\r\n        const container = getElement(renderData.container);\r\n        const resultInContainer = container.contains(element.nativeElement);\r\n\r\n        renderer.appendChild(container, element.nativeElement);\r\n\r\n        if (!resultInContainer) {\r\n          const resultInBody = document.body.contains(container);\r\n\r\n          if (resultInBody) {\r\n            triggerShownEvent(result);\r\n          }\r\n        }\r\n      }\r\n\r\n      return result;\r\n    },\r\n  };\r\n}\r\n\r\nexport class NestedOptionHost {\r\n  private _host: INestedOptionContainer;\r\n\r\n  private _optionPath: IOptionPathGetter;\r\n\r\n  getHost(): INestedOptionContainer {\r\n    return this._host;\r\n  }\r\n\r\n  setHost(host: INestedOptionContainer, optionPath?: IOptionPathGetter) {\r\n    this._host = host;\r\n    this._optionPath = optionPath || (() => '');\r\n  }\r\n\r\n  setNestedOption(nestedOption: BaseNestedOption) {\r\n    nestedOption.setHost(this._host, this._optionPath);\r\n    warnIfLegacyNestedComponent(nestedOption, this._host);\r\n  }\r\n}\r\n"]}