@avdbrink/ngx-contextmenu
Version:
An Angular component to show a context menu on an arbitrary component
197 lines (196 loc) • 15 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
import { ChangeDetectorRef, Component, ContentChildren, ElementRef, EventEmitter, Inject, Input, Optional, Output, QueryList, ViewChild, ViewEncapsulation, } from '@angular/core';
import { Subscription } from 'rxjs';
import { first } from 'rxjs/operators';
import { ContextMenuItemDirective } from './contextMenu.item.directive';
import { ContextMenuService } from './contextMenu.service';
import { CONTEXT_MENU_OPTIONS } from './contextMenu.tokens';
/**
* @record
*/
export function ILinkConfig() { }
function ILinkConfig_tsickle_Closure_declarations() {
/** @type {?} */
ILinkConfig.prototype.click;
/** @type {?|undefined} */
ILinkConfig.prototype.enabled;
/** @type {?} */
ILinkConfig.prototype.html;
}
/**
* @record
*/
export function MouseLocation() { }
function MouseLocation_tsickle_Closure_declarations() {
/** @type {?|undefined} */
MouseLocation.prototype.left;
/** @type {?|undefined} */
MouseLocation.prototype.marginLeft;
/** @type {?|undefined} */
MouseLocation.prototype.marginTop;
/** @type {?|undefined} */
MouseLocation.prototype.top;
}
export class ContextMenuComponent {
/**
* @param {?} _contextMenuService
* @param {?} changeDetector
* @param {?} elementRef
* @param {?} options
*/
constructor(_contextMenuService, changeDetector, elementRef, options) {
this._contextMenuService = _contextMenuService;
this.changeDetector = changeDetector;
this.elementRef = elementRef;
this.options = options;
this.menuClass = "";
this.autoFocus = false;
this.useBootstrap4 = false;
this.highlightParentItems = false;
this.disabled = false;
this.close = new EventEmitter();
this.open = new EventEmitter();
this.visibleMenuItems = [];
this.links = [];
this.subscription = new Subscription();
if (options) {
this.autoFocus = options.autoFocus;
this.useBootstrap4 = options.useBootstrap4;
this.highlightParentItems = options.highlightParentItems;
}
this.subscription.add(_contextMenuService.show.subscribe(menuEvent => {
this.onMenuEvent(menuEvent);
}));
}
/**
* @return {?}
*/
ngOnDestroy() {
this.subscription.unsubscribe();
}
/**
* @param {?} menuEvent
* @return {?}
*/
onMenuEvent(menuEvent) {
if (this.disabled) {
return;
}
const { contextMenu, event, item } = menuEvent;
if (contextMenu && contextMenu !== this) {
return;
}
this.event = event;
this.item = item;
this.setVisibleMenuItems();
this._contextMenuService.openContextMenu(Object.assign({}, menuEvent, { menuItems: this.visibleMenuItems, menuClass: this.menuClass }));
this._contextMenuService.close.asObservable().pipe(first()).subscribe(closeEvent => this.close.emit(closeEvent));
this.open.next(menuEvent);
}
/**
* @param {?} menuItem
* @return {?}
*/
isMenuItemVisible(menuItem) {
return this.evaluateIfFunction(menuItem.visible);
}
/**
* @return {?}
*/
setVisibleMenuItems() {
this.visibleMenuItems = this.menuItems.filter(menuItem => this.isMenuItemVisible(menuItem));
}
/**
* @param {?} value
* @return {?}
*/
evaluateIfFunction(value) {
if (value instanceof Function) {
return value(this.item);
}
return value;
}
}
ContextMenuComponent.decorators = [
{ type: Component, args: [{
encapsulation: ViewEncapsulation.None,
selector: 'context-menu',
styles: [`
.cdk-overlay-container {
position: fixed;
z-index: 1000;
pointer-events: none;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
.ngx-contextmenu.cdk-overlay-pane {
position: absolute;
pointer-events: auto;
box-sizing: border-box;
}
`],
template: ` `,
},] },
];
/** @nocollapse */
ContextMenuComponent.ctorParameters = () => [
{ type: ContextMenuService },
{ type: ChangeDetectorRef },
{ type: ElementRef },
{ type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [CONTEXT_MENU_OPTIONS,] }] }
];
ContextMenuComponent.propDecorators = {
menuClass: [{ type: Input }],
autoFocus: [{ type: Input }],
useBootstrap4: [{ type: Input }],
highlightParentItems: [{ type: Input }],
disabled: [{ type: Input }],
close: [{ type: Output }],
open: [{ type: Output }],
menuItems: [{ type: ContentChildren, args: [ContextMenuItemDirective,] }],
menuElement: [{ type: ViewChild, args: ['menu',] }]
};
function ContextMenuComponent_tsickle_Closure_declarations() {
/** @type {?} */
ContextMenuComponent.prototype.menuClass;
/** @type {?} */
ContextMenuComponent.prototype.autoFocus;
/** @type {?} */
ContextMenuComponent.prototype.useBootstrap4;
/** @type {?} */
ContextMenuComponent.prototype.highlightParentItems;
/** @type {?} */
ContextMenuComponent.prototype.disabled;
/** @type {?} */
ContextMenuComponent.prototype.close;
/** @type {?} */
ContextMenuComponent.prototype.open;
/** @type {?} */
ContextMenuComponent.prototype.menuItems;
/** @type {?} */
ContextMenuComponent.prototype.menuElement;
/** @type {?} */
ContextMenuComponent.prototype.visibleMenuItems;
/** @type {?} */
ContextMenuComponent.prototype.links;
/** @type {?} */
ContextMenuComponent.prototype.item;
/** @type {?} */
ContextMenuComponent.prototype.event;
/** @type {?} */
ContextMenuComponent.prototype.subscription;
/** @type {?} */
ContextMenuComponent.prototype._contextMenuService;
/** @type {?} */
ContextMenuComponent.prototype.changeDetector;
/** @type {?} */
ContextMenuComponent.prototype.elementRef;
/** @type {?} */
ContextMenuComponent.prototype.options;
}
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{\n    ChangeDetectorRef,\n    Component,\n    ContentChildren,\n    ElementRef,\n    EventEmitter,\n    HostListener,\n    Inject,\n    Input,\n    OnDestroy,\n    Optional,\n    Output,\n    QueryList,\n    ViewChild,\n    ViewEncapsulation,\n} from '@angular/core';\nimport { Subscription } from 'rxjs';\nimport { first } from 'rxjs/operators';\n\nimport { ContextMenuItemDirective } from './contextMenu.item.directive';\nimport { IContextMenuOptions } from './contextMenu.options';\nimport { ContextMenuService, IContextMenuClickEvent, CloseContextMenuEvent } from './contextMenu.service';\nimport { CONTEXT_MENU_OPTIONS } from './contextMenu.tokens';\n\nexport interface ILinkConfig {\n  click: (item: any, $event?: MouseEvent) => void;\n  enabled?: (item: any) => boolean;\n  html: (item: any) => string;\n}\nexport interface MouseLocation {\n  left?: string;\n  marginLeft?: string;\n  marginTop?: string;\n  top?: string;\n}\n\n@Component({\n  encapsulation: ViewEncapsulation.None,\n  selector: 'context-menu',\n  styles: [`\n    .cdk-overlay-container {\n      position: fixed;\n      z-index: 1000;\n      pointer-events: none;\n      top: 0;\n      left: 0;\n      width: 100%;\n      height: 100%;\n    }\n    .ngx-contextmenu.cdk-overlay-pane {\n      position: absolute;\n      pointer-events: auto;\n      box-sizing: border-box;\n    }\n  `],\n  template: ` `,\n})\nexport class ContextMenuComponent implements OnDestroy {\n  @Input() public menuClass = \"\";\n  @Input() public autoFocus = false;\n  @Input() public useBootstrap4 = false;\n  @Input() public highlightParentItems = false;\n  @Input() public disabled = false;\n  @Output() public close: EventEmitter<CloseContextMenuEvent> = new EventEmitter();\n  @Output() public open: EventEmitter<IContextMenuClickEvent> = new EventEmitter();\n  @ContentChildren(ContextMenuItemDirective) public menuItems: QueryList<ContextMenuItemDirective>;\n  @ViewChild('menu') public menuElement: ElementRef;\n  public visibleMenuItems: ContextMenuItemDirective[] = [];\n\n  public links: ILinkConfig[] = [];\n  public item: any;\n  public event: MouseEvent | KeyboardEvent;\n  private subscription: Subscription = new Subscription();\n\n  constructor(\n    private _contextMenuService: ContextMenuService,\n    private changeDetector: ChangeDetectorRef,\n    private elementRef: ElementRef,\n    @Optional()\n    @Inject(CONTEXT_MENU_OPTIONS) private options: IContextMenuOptions,\n  ) {\n    if (options) {\n      this.autoFocus = options.autoFocus;\n      this.useBootstrap4 = options.useBootstrap4;\n      this.highlightParentItems = options.highlightParentItems;\n    }\n    this.subscription.add(_contextMenuService.show.subscribe(menuEvent => {\n      this.onMenuEvent(menuEvent);\n    }));\n  }\n\n  public ngOnDestroy(): void {\n    this.subscription.unsubscribe();\n  }\n\n  public onMenuEvent(menuEvent: IContextMenuClickEvent): void {\n    if (this.disabled) {\n      return;\n    }\n    const { contextMenu, event, item } = menuEvent;\n    if (contextMenu && contextMenu !== this) {\n      return;\n    }\n    this.event = event;\n    this.item = item;\n    this.setVisibleMenuItems();\n    this._contextMenuService.openContextMenu({ ...menuEvent, menuItems: this.visibleMenuItems, menuClass: this.menuClass });\n    this._contextMenuService.close.asObservable().pipe(first()).subscribe(closeEvent => this.close.emit(closeEvent));\n    this.open.next(menuEvent);\n  }\n\n  public isMenuItemVisible(menuItem: ContextMenuItemDirective): boolean {\n    return this.evaluateIfFunction(menuItem.visible);\n  }\n\n  public setVisibleMenuItems(): void {\n    this.visibleMenuItems = this.menuItems.filter(menuItem => this.isMenuItemVisible(menuItem));\n  }\n\n  public evaluateIfFunction(value: any): any {\n    if (value instanceof Function) {\n      return value(this.item);\n    }\n    return value;\n  }\n}\n"]}