@ctrl/ngx-rightclick
Version:
GitHub Buttons for Angular. Star, Like, Follow and more
210 lines • 23.2 kB
JavaScript
import { Overlay, ScrollStrategyOptions, } from '@angular/cdk/overlay';
import { ComponentPortal } from '@angular/cdk/portal';
import { ElementRef, Injectable, Injector } from '@angular/core';
import { BehaviorSubject } from 'rxjs';
import { filter, take } from 'rxjs/operators';
import { MenuInjector } from './context-menu-injector';
import * as i0 from "@angular/core";
import * as i1 from "@angular/cdk/overlay";
export class ContextMenuService {
constructor(overlay, scrollStrategy, injector) {
this.overlay = overlay;
this.scrollStrategy = scrollStrategy;
this.injector = injector;
this.menus = [];
this.id = 0;
}
/**
*
* @param $event triggering event
* @param menuComponent the component to be shown
* @param submenu is a menu within a menu
* @param level if submenu, what level
*/
show($event, menuComponent, context, menuClose, menuAction, submenu = false, level) {
let target;
if (!submenu) {
this.closeAll();
target = {
getBoundingClientRect: () => ({
bottom: $event.clientY,
height: 0,
left: $event.clientX,
right: $event.clientX,
top: $event.clientY,
width: 0,
}),
};
}
else {
// close other submenus
this.closeAll(undefined, level);
target = $event.target;
}
const el = new ElementRef(target);
const positionStrategy = this.overlay
.position()
.flexibleConnectedTo(el)
.withFlexibleDimensions(false);
if (!submenu) {
positionStrategy.withPositions([
{
originX: 'start',
originY: 'bottom',
overlayX: 'start',
overlayY: 'top',
},
{
originX: 'start',
originY: 'top',
overlayX: 'start',
overlayY: 'bottom',
},
{
originX: 'end',
originY: 'top',
overlayX: 'start',
overlayY: 'top',
},
{
originX: 'start',
originY: 'top',
overlayX: 'end',
overlayY: 'top',
},
{
originX: 'end',
originY: 'center',
overlayX: 'start',
overlayY: 'center',
},
{
originX: 'start',
originY: 'center',
overlayX: 'end',
overlayY: 'center',
},
]);
}
else {
positionStrategy.withPositions([
{
originX: 'end',
originY: 'top',
overlayX: 'start',
overlayY: 'top',
},
{
originX: 'start',
originY: 'top',
overlayX: 'end',
overlayY: 'top',
},
{
originX: 'end',
originY: 'bottom',
overlayX: 'start',
overlayY: 'bottom',
},
{
originX: 'start',
originY: 'bottom',
overlayX: 'end',
overlayY: 'bottom',
},
]);
}
const t = {
submenu,
id: this.id++,
isMenuHovered: new BehaviorSubject(false),
isTriggerHovered: new BehaviorSubject(false),
};
const menuInjector = new MenuInjector(t, this.injector, context);
const componentPortal = new ComponentPortal(menuComponent, undefined, menuInjector);
const overlayRef = this.overlay.create({
positionStrategy,
panelClass: 'ngx-contextmenu',
scrollStrategy: this.scrollStrategy.close(),
});
const component = overlayRef.attach(componentPortal);
const res = Object.assign(Object.assign({ overlayRef, component }, t), { menuClose, menuAction });
this.menus.push(res);
return res;
}
getCurrentLevel() {
return this.menus.length;
}
closeAll(context, idx = 0) {
for (let index = idx; index < this.menus.length; index++) {
const menu = this.menus[index];
this.destroyMenu(menu, context);
}
this.menus.splice(idx, this.menus.length);
}
destroyMenu(menu, context) {
menu.component.instance._state = 'exit';
if (menu.component.instance.lazy) {
menu.component.instance._animationDone
.pipe(filter((event) => event.toState === 'exit'), take(1))
.subscribe(() => {
menu.overlayRef.detach();
menu.overlayRef.dispose();
});
}
else {
menu.overlayRef.detach();
menu.overlayRef.dispose();
}
if (context) {
menu.menuAction.next(context);
}
menu.menuClose.next();
}
close(menu, menuIndex, context) {
this.destroyMenu(menu, context);
this.menus.splice(menuIndex, 1);
}
checkOutsideClick($event) {
for (const m of this.menus) {
const clickedInside = m.component.location.nativeElement.contains($event.target);
if (clickedInside) {
$event.preventDefault();
$event.stopPropagation();
return;
}
}
this.closeAll();
}
closeSubMenu(id) {
const menuIndex = this.menus.findIndex(n => n.id === id);
if (menuIndex === -1 || menuIndex !== this.menus.length - 1) {
return;
}
// make sure we can close the current menu
const menu = this.menus[menuIndex];
if (menu.isMenuHovered.getValue() || menu.isTriggerHovered.getValue()) {
return;
}
// close all menus up if possible
for (let index = this.menus.length - 1; index >= 1; index--) {
const m = this.menus[index];
if (!m.isMenuHovered.getValue() && !m.isTriggerHovered.getValue()) {
this.close(m, index);
}
else {
return;
}
}
}
}
ContextMenuService.ɵprov = i0.ɵɵdefineInjectable({ factory: function ContextMenuService_Factory() { return new ContextMenuService(i0.ɵɵinject(i1.Overlay), i0.ɵɵinject(i1.ScrollStrategyOptions), i0.ɵɵinject(i0.INJECTOR)); }, token: ContextMenuService, providedIn: "root" });
ContextMenuService.decorators = [
{ type: Injectable, args: [{ providedIn: 'root' },] }
];
ContextMenuService.ctorParameters = () => [
{ type: Overlay },
{ type: ScrollStrategyOptions },
{ type: Injector }
];
//# 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{\n  Overlay,\n  OverlayRef,\n  ScrollStrategyOptions,\n} from '@angular/cdk/overlay';\nimport { ComponentPortal } from '@angular/cdk/portal';\nimport { ElementRef, Injectable, Injector, EventEmitter } from '@angular/core';\n\nimport { BehaviorSubject } from 'rxjs';\nimport { filter, take } from 'rxjs/operators';\n\nimport { MenuInjector } from './context-menu-injector';\n\nexport interface ActiveContextMenuSub {\n  id: number;\n  isTriggerHovered: BehaviorSubject<boolean>;\n  isMenuHovered: BehaviorSubject<boolean>;\n  submenu: boolean;\n}\nexport interface ActiveContextMenu extends ActiveContextMenuSub {\n  overlayRef: OverlayRef;\n  component: any;\n  menuClose: EventEmitter<void>;\n  menuAction: EventEmitter<any>;\n}\n\n@Injectable({ providedIn: 'root' })\nexport class ContextMenuService {\n  menus: ActiveContextMenu[] = [];\n  id = 0;\n\n  constructor(\n    private overlay: Overlay,\n    private scrollStrategy: ScrollStrategyOptions,\n    private injector: Injector,\n  ) {}\n\n  /**\n   *\n   * @param $event triggering event\n   * @param menuComponent the component to be shown\n   * @param submenu is a menu within a menu\n   * @param level if submenu, what level\n   */\n  show(\n    $event: MouseEvent,\n    menuComponent: any,\n    context: any,\n    menuClose: EventEmitter<any>,\n    menuAction: EventEmitter<any>,\n    submenu = false,\n    level?: number,\n  ): ActiveContextMenu {\n    let target: any;\n    if (!submenu) {\n      this.closeAll();\n      target = {\n        getBoundingClientRect: (): ClientRect => ({\n          bottom: $event.clientY,\n          height: 0,\n          left: $event.clientX,\n          right: $event.clientX,\n          top: $event.clientY,\n          width: 0,\n        }),\n      };\n    } else {\n      // close other submenus\n      this.closeAll(undefined, level);\n      target = $event.target;\n    }\n    const el = new ElementRef(target);\n    const positionStrategy = this.overlay\n      .position()\n      .flexibleConnectedTo(el)\n      .withFlexibleDimensions(false);\n\n    if (!submenu) {\n      positionStrategy.withPositions([\n        {\n          originX: 'start',\n          originY: 'bottom',\n          overlayX: 'start',\n          overlayY: 'top',\n        },\n        {\n          originX: 'start',\n          originY: 'top',\n          overlayX: 'start',\n          overlayY: 'bottom',\n        },\n        {\n          originX: 'end',\n          originY: 'top',\n          overlayX: 'start',\n          overlayY: 'top',\n        },\n        {\n          originX: 'start',\n          originY: 'top',\n          overlayX: 'end',\n          overlayY: 'top',\n        },\n        {\n          originX: 'end',\n          originY: 'center',\n          overlayX: 'start',\n          overlayY: 'center',\n        },\n        {\n          originX: 'start',\n          originY: 'center',\n          overlayX: 'end',\n          overlayY: 'center',\n        },\n      ]);\n    } else {\n      positionStrategy.withPositions([\n        {\n          originX: 'end',\n          originY: 'top',\n          overlayX: 'start',\n          overlayY: 'top',\n        },\n        {\n          originX: 'start',\n          originY: 'top',\n          overlayX: 'end',\n          overlayY: 'top',\n        },\n        {\n          originX: 'end',\n          originY: 'bottom',\n          overlayX: 'start',\n          overlayY: 'bottom',\n        },\n        {\n          originX: 'start',\n          originY: 'bottom',\n          overlayX: 'end',\n          overlayY: 'bottom',\n        },\n      ]);\n    }\n    const t: ActiveContextMenuSub = {\n      submenu,\n      id: this.id++,\n      isMenuHovered: new BehaviorSubject<boolean>(false),\n      isTriggerHovered: new BehaviorSubject<boolean>(false),\n    };\n    const menuInjector = new MenuInjector(t, this.injector, context);\n    const componentPortal = new ComponentPortal(\n      menuComponent,\n      undefined,\n      menuInjector,\n    );\n    const overlayRef = this.overlay.create({\n      positionStrategy,\n      panelClass: 'ngx-contextmenu',\n      scrollStrategy: this.scrollStrategy.close(),\n    });\n    const component = overlayRef.attach<any>(componentPortal);\n    const res = { overlayRef, component, ...t, menuClose, menuAction };\n    this.menus.push(res);\n    return res;\n  }\n  getCurrentLevel() {\n    return this.menus.length;\n  }\n  closeAll(context?: any, idx = 0) {\n    for (let index = idx; index < this.menus.length; index++) {\n      const menu = this.menus[index];\n      this.destroyMenu(menu, context);\n    }\n    this.menus.splice(idx, this.menus.length);\n  }\n  destroyMenu(menu: ActiveContextMenu, context?: any) {\n    menu.component.instance._state = 'exit';\n    if (menu.component.instance.lazy) {\n      menu.component.instance._animationDone\n        .pipe(\n          filter((event: any) => event.toState === 'exit'),\n          take(1),\n        )\n        .subscribe(() => {\n          menu.overlayRef.detach();\n          menu.overlayRef.dispose();\n        });\n    } else {\n      menu.overlayRef.detach();\n      menu.overlayRef.dispose();\n    }\n    if (context) {\n      menu.menuAction.next(context);\n    }\n    menu.menuClose.next();\n  }\n  close(menu: ActiveContextMenu, menuIndex: number, context?: any) {\n    this.destroyMenu(menu, context);\n    this.menus.splice(menuIndex, 1);\n  }\n  checkOutsideClick($event: MouseEvent) {\n    for (const m of this.menus) {\n      const clickedInside = m.component.location.nativeElement.contains(\n        $event.target,\n      );\n      if (clickedInside) {\n        $event.preventDefault();\n        $event.stopPropagation();\n        return;\n      }\n    }\n    this.closeAll();\n  }\n  closeSubMenu(id: number): void {\n    const menuIndex = this.menus.findIndex(n => n.id === id);\n    if (menuIndex === -1 || menuIndex !== this.menus.length - 1) {\n      return;\n    }\n    // make sure we can close the current menu\n    const menu = this.menus[menuIndex];\n    if (menu.isMenuHovered.getValue() || menu.isTriggerHovered.getValue()) {\n      return;\n    }\n    // close all menus up if possible\n    for (let index = this.menus.length - 1; index >= 1; index--) {\n      const m = this.menus[index];\n      if (!m.isMenuHovered.getValue() && !m.isTriggerHovered.getValue()) {\n        this.close(m, index);\n      } else {\n        return;\n      }\n    }\n  }\n}\n"]}