primeng
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JavaScript
import { EventEmitter, Component, ViewEncapsulation, Inject, forwardRef, Input, Output, ViewChild, ChangeDetectionStrategy, ElementRef, Renderer2, ChangeDetectorRef, NgZone, NgModule } from '@angular/core';
import { CommonModule } from '@angular/common';
import { DomHandler } from 'primeng/dom';
import { ContextMenuService } from 'primeng/api';
import { RippleModule } from 'primeng/ripple';
import { RouterModule } from '@angular/router';
import { Subject } from 'rxjs';
import { takeUntil } from 'rxjs/operators';
class ContextMenuSub {
constructor(contextMenu) {
this.leafClick = new EventEmitter();
this.contextMenu = contextMenu;
}
ngOnInit() {
this.activeItemKeyChangeSubscription = this.contextMenu.contextMenuService.activeItemKeyChange$.pipe(takeUntil(this.contextMenu.ngDestroy$)).subscribe((activeItemKey) => {
this.activeItemKey = activeItemKey;
if (this.isActive(this.parentItemKey) && DomHandler.hasClass(this.sublistViewChild.nativeElement, 'p-submenu-list-active')) {
this.contextMenu.positionSubmenu(this.sublistViewChild.nativeElement);
}
this.contextMenu.cd.markForCheck();
});
}
onItemMouseEnter(event, item, key) {
if (this.hideTimeout) {
clearTimeout(this.hideTimeout);
this.hideTimeout = null;
}
if (item.disabled) {
return;
}
if (item.items) {
let childSublist = DomHandler.findSingle(event.currentTarget, '.p-submenu-list');
DomHandler.addClass(childSublist, 'p-submenu-list-active');
}
this.contextMenu.contextMenuService.changeKey(key);
}
onItemMouseLeave(event, item) {
if (item.disabled) {
return;
}
if (this.contextMenu.el.nativeElement.contains(event.toElement)) {
if (item.items) {
this.contextMenu.removeActiveFromSubLists(event.currentTarget);
}
if (!this.root) {
this.contextMenu.contextMenuService.changeKey(this.parentItemKey);
}
}
}
onItemClick(event, item, menuitem, key) {
if (item.disabled) {
event.preventDefault();
return;
}
if (!item.url && !item.routerLink) {
event.preventDefault();
}
if (item.command) {
item.command({
originalEvent: event,
item: item
});
}
if (item.items) {
let childSublist = DomHandler.findSingle(menuitem, '.p-submenu-list');
if (childSublist) {
if (this.isActive(key) && DomHandler.hasClass(childSublist, 'p-submenu-list-active')) {
this.contextMenu.removeActiveFromSubLists(menuitem);
}
else {
DomHandler.addClass(childSublist, 'p-submenu-list-active');
}
this.contextMenu.contextMenuService.changeKey(key);
}
}
if (!item.items) {
this.onLeafClick();
}
}
onLeafClick() {
if (this.root) {
this.contextMenu.hide();
}
this.leafClick.emit();
}
getKey(index) {
return this.root ? String(index) : this.parentItemKey + '_' + index;
}
isActive(key) {
return (this.activeItemKey && (this.activeItemKey.startsWith(key + '_') || this.activeItemKey === key));
}
}
ContextMenuSub.decorators = [
{ type: Component, args: [{
selector: 'p-contextMenuSub',
template: `
<ul #sublist [ngClass]="{'p-submenu-list':!root}">
<ng-template ngFor let-child let-index="index" [ngForOf]="(root ? item : item.items)">
<li *ngIf="child.separator" #menuitem class="p-menu-separator" [ngClass]="{'p-hidden': child.visible === false}" role="separator">
<li *ngIf="!child.separator" #menuitem [ngClass]="{'p-menuitem':true,'p-menuitem-active': isActive(getKey(index)),'p-hidden': child.visible === false}" [ngStyle]="child.style" [class]="child.styleClass"
(mouseenter)="onItemMouseEnter($event,child,getKey(index))" (mouseleave)="onItemMouseLeave($event,child)" role="none" [attr.data-ik]="getKey(index)">
<a *ngIf="!child.routerLink" [attr.href]="child.url ? child.url : null" [attr.target]="child.target" [attr.title]="child.title" [attr.id]="child.id"
[attr.tabindex]="child.disabled ? null : '0'" (click)="onItemClick($event, child, menuitem, getKey(index))" [ngClass]="{'p-menuitem-link':true,'p-disabled':child.disabled}" pRipple
[attr.aria-haspopup]="item.items != null" [attr.aria-expanded]="isActive(getKey(index))">
<span class="p-menuitem-icon" *ngIf="child.icon" [ngClass]="child.icon"></span>
<span class="p-menuitem-text" *ngIf="child.escape !== false; else htmlLabel">{{child.label}}</span>
<ng-template #htmlLabel><span class="p-menuitem-text" [innerHTML]="child.label"></span></ng-template>
<span class="p-submenu-icon pi pi-angle-right" *ngIf="child.items"></span>
</a>
<a *ngIf="child.routerLink" [routerLink]="child.routerLink" [queryParams]="child.queryParams" [routerLinkActive]="'p-menuitem-link-active'" role="menuitem"
[routerLinkActiveOptions]="child.routerLinkActiveOptions||{exact:false}" [attr.target]="child.target" [attr.title]="child.title" [attr.id]="child.id" [attr.tabindex]="child.disabled ? null : '0'"
(click)="onItemClick($event, child, menuitem, getKey(index))" [ngClass]="{'p-menuitem-link':true,'p-disabled':child.disabled}"
pRipple [fragment]="child.fragment" [queryParamsHandling]="child.queryParamsHandling" [preserveFragment]="child.preserveFragment" [skipLocationChange]="child.skipLocationChange" [replaceUrl]="child.replaceUrl" [state]="child.state">
<span class="p-menuitem-icon" *ngIf="child.icon" [ngClass]="child.icon"></span>
<span class="p-menuitem-text" *ngIf="child.escape !== false; else htmlRouteLabel">{{child.label}}</span>
<ng-template #htmlRouteLabel><span class="p-menuitem-text" [innerHTML]="child.label"></span></ng-template>
<span class="p-submenu-icon pi pi-angle-right" *ngIf="child.items"></span>
</a>
<p-contextMenuSub [parentItemKey]="getKey(index)" [item]="child" *ngIf="child.items" (leafClick)="onLeafClick()"></p-contextMenuSub>
</li>
</ng-template>
</ul>
`,
encapsulation: ViewEncapsulation.None
},] }
];
ContextMenuSub.ctorParameters = () => [
{ type: undefined, decorators: [{ type: Inject, args: [forwardRef(() => ContextMenu),] }] }
];
ContextMenuSub.propDecorators = {
item: [{ type: Input }],
root: [{ type: Input }],
parentItemKey: [{ type: Input }],
leafClick: [{ type: Output }],
sublistViewChild: [{ type: ViewChild, args: ['sublist',] }],
menuitemViewChild: [{ type: ViewChild, args: ['menuitem',] }]
};
class ContextMenu {
constructor(el, renderer, cd, zone, contextMenuService) {
this.el = el;
this.renderer = renderer;
this.cd = cd;
this.zone = zone;
this.contextMenuService = contextMenuService;
this.autoZIndex = true;
this.baseZIndex = 0;
this.triggerEvent = 'contextmenu';
this.onShow = new EventEmitter();
this.onHide = new EventEmitter();
this.ngDestroy$ = new Subject();
}
ngAfterViewInit() {
if (this.global) {
const documentTarget = this.el ? this.el.nativeElement.ownerDocument : 'document';
this.triggerEventListener = this.renderer.listen(documentTarget, this.triggerEvent, (event) => {
this.show(event);
event.preventDefault();
});
}
else if (this.target) {
this.triggerEventListener = this.renderer.listen(this.target, this.triggerEvent, (event) => {
this.show(event);
event.preventDefault();
event.stopPropagation();
});
}
if (this.appendTo) {
if (this.appendTo === 'body')
document.body.appendChild(this.containerViewChild.nativeElement);
else
DomHandler.appendChild(this.containerViewChild.nativeElement, this.appendTo);
}
}
show(event) {
this.clearActiveItem();
this.position(event);
this.moveOnTop();
this.containerViewChild.nativeElement.style.display = 'block';
DomHandler.fadeIn(this.containerViewChild.nativeElement, 250);
this.bindGlobalListeners();
if (event) {
event.preventDefault();
}
this.onShow.emit();
}
hide() {
this.containerViewChild.nativeElement.style.display = 'none';
this.unbindGlobalListeners();
this.onHide.emit();
}
moveOnTop() {
if (this.autoZIndex) {
this.containerViewChild.nativeElement.style.zIndex = String(this.baseZIndex + (++DomHandler.zindex));
}
}
toggle(event) {
if (this.containerViewChild.nativeElement.offsetParent)
this.hide();
else
this.show(event);
}
position(event) {
if (event) {
let left = event.pageX + 1;
let top = event.pageY + 1;
let width = this.containerViewChild.nativeElement.offsetParent ? this.containerViewChild.nativeElement.offsetWidth : DomHandler.getHiddenElementOuterWidth(this.containerViewChild.nativeElement);
let height = this.containerViewChild.nativeElement.offsetParent ? this.containerViewChild.nativeElement.offsetHeight : DomHandler.getHiddenElementOuterHeight(this.containerViewChild.nativeElement);
let viewport = DomHandler.getViewport();
//flip
if (left + width - document.body.scrollLeft > viewport.width) {
left -= width;
}
//flip
if (top + height - document.body.scrollTop > viewport.height) {
top -= height;
}
//fit
if (left < document.body.scrollLeft) {
left = document.body.scrollLeft;
}
//fit
if (top < document.body.scrollTop) {
top = document.body.scrollTop;
}
this.containerViewChild.nativeElement.style.left = left + 'px';
this.containerViewChild.nativeElement.style.top = top + 'px';
}
}
positionSubmenu(sublist) {
let parentMenuItem = sublist.parentElement.parentElement;
let viewport = DomHandler.getViewport();
let sublistWidth = sublist.offsetParent ? sublist.offsetWidth : DomHandler.getHiddenElementOuterWidth(sublist);
let sublistHeight = sublist.offsetHeight ? sublist.offsetHeight : DomHandler.getHiddenElementOuterHeight(sublist);
let itemOuterWidth = DomHandler.getOuterWidth(parentMenuItem.children[0]);
let itemOuterHeight = DomHandler.getOuterHeight(parentMenuItem.children[0]);
let containerOffset = DomHandler.getOffset(parentMenuItem.parentElement);
sublist.style.zIndex = ++DomHandler.zindex;
if ((parseInt(containerOffset.top) + itemOuterHeight + sublistHeight) > (viewport.height - DomHandler.calculateScrollbarHeight())) {
sublist.style.removeProperty('top');
sublist.style.bottom = '0px';
}
else {
sublist.style.removeProperty('bottom');
sublist.style.top = '0px';
}
if ((parseInt(containerOffset.left) + itemOuterWidth + sublistWidth) > (viewport.width - DomHandler.calculateScrollbarWidth())) {
sublist.style.left = -sublistWidth + 'px';
}
else {
sublist.style.left = itemOuterWidth + 'px';
}
}
isItemMatched(menuitem) {
return DomHandler.hasClass(menuitem, 'p-menuitem') && !DomHandler.hasClass(menuitem.children[0], 'p-disabled');
}
findNextItem(menuitem, isRepeated) {
let nextMenuitem = menuitem.nextElementSibling;
if (nextMenuitem) {
return this.isItemMatched(nextMenuitem) ? nextMenuitem : this.findNextItem(nextMenuitem, isRepeated);
}
else {
let firstItem = menuitem.parentElement.children[0];
return this.isItemMatched(firstItem) ? firstItem : (!isRepeated ? this.findNextItem(firstItem, true) : null);
}
}
findPrevItem(menuitem, isRepeated) {
let prevMenuitem = menuitem.previousElementSibling;
if (prevMenuitem) {
return this.isItemMatched(prevMenuitem) ? prevMenuitem : this.findPrevItem(prevMenuitem, isRepeated);
}
else {
let lastItem = menuitem.parentElement.children[menuitem.parentElement.children.length - 1];
return this.isItemMatched(lastItem) ? lastItem : (!isRepeated ? this.findPrevItem(lastItem, true) : null);
}
}
getActiveItem() {
let activeItemKey = this.contextMenuService.activeItemKey;
return activeItemKey == null ? null : DomHandler.findSingle(this.containerViewChild.nativeElement, '.p-menuitem[data-ik="' + activeItemKey + '"]');
}
clearActiveItem() {
if (this.contextMenuService.activeItemKey) {
this.removeActiveFromSubLists(this.containerViewChild.nativeElement);
this.contextMenuService.reset();
}
}
removeActiveFromSubLists(el) {
let sublists = DomHandler.find(el, '.p-submenu-list-active');
for (let sublist of sublists) {
DomHandler.removeClass(sublist, 'p-submenu-list-active');
}
}
removeActiveFromSublist(menuitem) {
if (menuitem) {
let sublist = DomHandler.findSingle(menuitem, '.p-submenu-list');
if (sublist && DomHandler.hasClass(menuitem, 'p-submenu-list-active')) {
DomHandler.removeClass(menuitem, 'p-submenu-list-active');
}
}
}
bindGlobalListeners() {
if (!this.documentClickListener) {
const documentTarget = this.el ? this.el.nativeElement.ownerDocument : 'document';
this.documentClickListener = this.renderer.listen(documentTarget, 'click', (event) => {
if (this.containerViewChild.nativeElement.offsetParent && this.isOutsideClicked(event) && !event.ctrlKey && event.button !== 2) {
this.hide();
}
});
}
this.zone.runOutsideAngular(() => {
if (!this.windowResizeListener) {
this.windowResizeListener = this.onWindowResize.bind(this);
window.addEventListener('resize', this.windowResizeListener);
}
});
if (!this.documentKeydownListener) {
const documentTarget = this.el ? this.el.nativeElement.ownerDocument : 'document';
this.documentKeydownListener = this.renderer.listen(documentTarget, 'keydown', (event) => {
let activeItem = this.getActiveItem();
switch (event.key) {
case 'ArrowDown':
if (activeItem) {
this.removeActiveFromSublist(activeItem);
activeItem = this.findNextItem(activeItem);
}
else {
let firstItem = DomHandler.findSingle(this.containerViewChild.nativeElement, '.p-menuitem-link').parentElement;
activeItem = this.isItemMatched(firstItem) ? firstItem : this.findNextItem(firstItem);
}
if (activeItem) {
this.contextMenuService.changeKey(activeItem.getAttribute('data-ik'));
}
event.preventDefault();
break;
case 'ArrowUp':
if (activeItem) {
this.removeActiveFromSublist(activeItem);
activeItem = this.findPrevItem(activeItem);
}
else {
let sublist = DomHandler.findSingle(this.containerViewChild.nativeElement, 'ul');
let lastItem = sublist.children[sublist.children.length - 1];
activeItem = this.isItemMatched(lastItem) ? lastItem : this.findPrevItem(lastItem);
}
if (activeItem) {
this.contextMenuService.changeKey(activeItem.getAttribute('data-ik'));
}
event.preventDefault();
break;
case 'ArrowRight':
if (activeItem) {
let sublist = DomHandler.findSingle(activeItem, '.p-submenu-list');
if (sublist) {
DomHandler.addClass(sublist, 'p-submenu-list-active');
activeItem = DomHandler.findSingle(sublist, '.p-menuitem-link:not(.p-disabled)').parentElement;
if (activeItem) {
this.contextMenuService.changeKey(activeItem.getAttribute('data-ik'));
}
}
}
event.preventDefault();
break;
case 'ArrowLeft':
if (activeItem) {
let sublist = activeItem.parentElement;
if (sublist && DomHandler.hasClass(sublist, 'p-submenu-list-active')) {
DomHandler.removeClass(sublist, 'p-submenu-list-active');
activeItem = sublist.parentElement.parentElement;
if (activeItem) {
this.contextMenuService.changeKey(activeItem.getAttribute('data-ik'));
}
}
}
event.preventDefault();
break;
case 'Escape':
this.hide();
event.preventDefault();
break;
case 'Enter':
if (activeItem) {
this.handleItemClick(event, this.findModelItemFromKey(this.contextMenuService.activeItemKey), activeItem);
}
event.preventDefault();
break;
default:
break;
}
});
}
}
findModelItemFromKey(key) {
if (key == null || !this.model) {
return null;
}
let indexes = key.split('_');
return indexes.reduce((item, currentIndex) => {
return item ? item.items[currentIndex] : this.model[currentIndex];
}, null);
}
handleItemClick(event, item, menuitem) {
if (!item || item.disabled) {
return;
}
if (item.command) {
item.command({
originalEvent: event,
item: item
});
}
if (item.items) {
let childSublist = DomHandler.findSingle(menuitem, '.p-submenu-list');
if (childSublist) {
if (DomHandler.hasClass(childSublist, 'p-submenu-list-active')) {
this.removeActiveFromSubLists(menuitem);
}
else {
DomHandler.addClass(childSublist, 'p-submenu-list-active');
this.positionSubmenu(childSublist);
}
}
}
if (!item.items) {
this.hide();
}
}
unbindGlobalListeners() {
if (this.documentClickListener) {
this.documentClickListener();
this.documentClickListener = null;
}
if (this.windowResizeListener) {
window.removeEventListener('resize', this.windowResizeListener);
this.windowResizeListener = null;
}
if (this.documentKeydownListener) {
this.documentKeydownListener();
this.documentKeydownListener = null;
}
}
onWindowResize(event) {
if (this.containerViewChild.nativeElement.offsetParent) {
this.hide();
}
}
isOutsideClicked(event) {
return !(this.containerViewChild.nativeElement.isSameNode(event.target) || this.containerViewChild.nativeElement.contains(event.target));
}
ngOnDestroy() {
this.unbindGlobalListeners();
if (this.triggerEventListener) {
this.triggerEventListener();
}
if (this.appendTo) {
this.el.nativeElement.appendChild(this.containerViewChild.nativeElement);
}
this.ngDestroy$.next(true);
this.ngDestroy$.complete();
}
}
ContextMenu.decorators = [
{ type: Component, args: [{
selector: 'p-contextMenu',
template: `
<div #container [ngClass]="'p-contextmenu p-component'" [class]="styleClass" [ngStyle]="style">
<p-contextMenuSub [item]="model" [root]="true"></p-contextMenuSub>
</div>
`,
changeDetection: ChangeDetectionStrategy.OnPush,
encapsulation: ViewEncapsulation.None,
styles: [".p-contextmenu{display:none;position:absolute}.p-contextmenu ul{list-style:none;margin:0;padding:0}.p-contextmenu .p-submenu-list{display:none;min-width:100%;position:absolute;z-index:1}.p-contextmenu .p-menuitem-link{align-items:center;cursor:pointer;display:flex;overflow:hidden;position:relative;text-decoration:none}.p-contextmenu .p-menuitem-text{line-height:1}.p-contextmenu .p-menuitem{position:relative}.p-contextmenu .p-menuitem-link .p-submenu-icon{margin-left:auto}.p-contextmenu .p-menuitem-active>p-contextmenusub>.p-submenu-list.p-submenu-list-active{display:block!important}"]
},] }
];
ContextMenu.ctorParameters = () => [
{ type: ElementRef },
{ type: Renderer2 },
{ type: ChangeDetectorRef },
{ type: NgZone },
{ type: ContextMenuService }
];
ContextMenu.propDecorators = {
model: [{ type: Input }],
global: [{ type: Input }],
target: [{ type: Input }],
style: [{ type: Input }],
styleClass: [{ type: Input }],
appendTo: [{ type: Input }],
autoZIndex: [{ type: Input }],
baseZIndex: [{ type: Input }],
triggerEvent: [{ type: Input }],
onShow: [{ type: Output }],
onHide: [{ type: Output }],
containerViewChild: [{ type: ViewChild, args: ['container',] }]
};
class ContextMenuModule {
}
ContextMenuModule.decorators = [
{ type: NgModule, args: [{
imports: [CommonModule, RouterModule, RippleModule],
exports: [ContextMenu, RouterModule],
declarations: [ContextMenu, ContextMenuSub],
providers: [ContextMenuService]
},] }
];
/**
* Generated bundle index. Do not edit.
*/
export { ContextMenu, ContextMenuModule, ContextMenuSub };
//# sourceMappingURL=primeng-contextmenu.js.map