ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
807 lines (798 loc) • 24.9 kB
JavaScript
import { OverlayConfig, ConnectionPositionPair, Overlay, OverlayModule } from '@angular/cdk/overlay';
import { DOCUMENT, CommonModule } from '@angular/common';
import { Directive, Injectable, forwardRef, EventEmitter, ElementRef, Component, ChangeDetectionStrategy, Optional, Inject, ChangeDetectorRef, ViewContainerRef, Input, Output, ViewChild, TemplateRef, ContentChild, NgModule } from '@angular/core';
import { NG_VALUE_ACCESSOR, FormsModule } from '@angular/forms';
import { NzIconModule } from 'ng-zorro-antd/icon';
import { Subject, merge, fromEvent } from 'rxjs';
import { __decorate, __metadata } from 'tslib';
import { ENTER, LEFT_ARROW, RIGHT_ARROW, TAB, ESCAPE, UP_ARROW, DOWN_ARROW } from '@angular/cdk/keycodes';
import { TemplatePortal } from '@angular/cdk/portal';
import { getMentions, getCaretCoordinates, DEFAULT_MENTION_BOTTOM_POSITIONS, DEFAULT_MENTION_TOP_POSITIONS, InputBoolean } from 'ng-zorro-antd/core';
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
class NzMentionSuggestionDirective {
}
NzMentionSuggestionDirective.decorators = [
{ type: Directive, args: [{
selector: '[nzMentionSuggestion]',
exportAs: 'nzMentionSuggestion'
},] }
];
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
class NzMentionService {
constructor() {
this.triggerChange$ = new Subject();
}
/**
* @return {?}
*/
triggerChanged() {
return this.triggerChange$.asObservable();
}
/**
* @param {?} trigger
* @return {?}
*/
registerTrigger(trigger) {
if (this.trigger !== trigger) {
this.trigger = trigger;
this.triggerChange$.next(trigger);
}
}
/**
* @return {?}
*/
ngOnDestroy() {
this.triggerChange$.complete();
}
}
NzMentionService.decorators = [
{ type: Injectable }
];
if (false) {
/**
* @type {?}
* @private
*/
NzMentionService.prototype.trigger;
/**
* @type {?}
* @private
*/
NzMentionService.prototype.triggerChange$;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/** @type {?} */
const NZ_MENTION_TRIGGER_ACCESSOR = {
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef((/**
* @return {?}
*/
() => NzMentionTriggerDirective)),
multi: true
};
class NzMentionTriggerDirective {
/**
* @param {?} el
* @param {?} nzMentionService
*/
constructor(el, nzMentionService) {
this.el = el;
this.nzMentionService = nzMentionService;
this.onFocusin = new EventEmitter();
this.onBlur = new EventEmitter();
this.onInput = new EventEmitter();
this.onKeydown = new EventEmitter();
this.onClick = new EventEmitter();
}
/**
* @return {?}
*/
completeEvents() {
this.onFocusin.complete();
this.onBlur.complete();
this.onInput.complete();
this.onKeydown.complete();
this.onClick.complete();
}
/**
* @param {?=} caretPos
* @return {?}
*/
focus(caretPos) {
this.el.nativeElement.focus();
this.el.nativeElement.setSelectionRange(caretPos, caretPos);
}
/**
* @param {?} mention
* @return {?}
*/
insertMention(mention) {
/** @type {?} */
const value = this.el.nativeElement.value;
/** @type {?} */
const insertValue = mention.mention.trim() + ' ';
/** @type {?} */
const newValue = [
value.slice(0, mention.startPos + 1),
insertValue,
value.slice(mention.endPos, value.length)
].join('');
this.el.nativeElement.value = newValue;
this.focus(mention.startPos + insertValue.length + 1);
this.onChange(newValue);
this.value = newValue;
}
/**
* @param {?} value
* @return {?}
*/
writeValue(value) {
this.value = value;
if (typeof value === 'string') {
this.el.nativeElement.value = value;
}
else {
this.el.nativeElement.value = '';
}
}
/**
* @param {?} fn
* @return {?}
*/
registerOnChange(fn) {
this.onChange = fn;
}
/**
* @param {?} fn
* @return {?}
*/
registerOnTouched(fn) {
this.onTouched = fn;
}
/**
* @return {?}
*/
ngAfterViewInit() {
this.nzMentionService.registerTrigger(this);
}
/**
* @return {?}
*/
ngOnDestroy() {
this.completeEvents();
}
}
NzMentionTriggerDirective.decorators = [
{ type: Directive, args: [{
selector: 'input[nzMentionTrigger], textarea[nzMentionTrigger]',
exportAs: 'nzMentionTrigger',
providers: [NZ_MENTION_TRIGGER_ACCESSOR],
host: {
autocomplete: 'off',
'(focusin)': 'onFocusin.emit()',
'(blur)': 'onBlur.emit()',
'(input)': 'onInput.emit($event)',
'(keydown)': 'onKeydown.emit($event)',
'(click)': 'onClick.emit($event)'
}
},] }
];
/** @nocollapse */
NzMentionTriggerDirective.ctorParameters = () => [
{ type: ElementRef },
{ type: NzMentionService }
];
if (false) {
/** @type {?} */
NzMentionTriggerDirective.prototype.onChange;
/** @type {?} */
NzMentionTriggerDirective.prototype.onTouched;
/** @type {?} */
NzMentionTriggerDirective.prototype.onFocusin;
/** @type {?} */
NzMentionTriggerDirective.prototype.onBlur;
/** @type {?} */
NzMentionTriggerDirective.prototype.onInput;
/** @type {?} */
NzMentionTriggerDirective.prototype.onKeydown;
/** @type {?} */
NzMentionTriggerDirective.prototype.onClick;
/** @type {?} */
NzMentionTriggerDirective.prototype.value;
/** @type {?} */
NzMentionTriggerDirective.prototype.el;
/**
* @type {?}
* @private
*/
NzMentionTriggerDirective.prototype.nzMentionService;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @record
*/
function MentionOnSearchTypes() { }
if (false) {
/** @type {?} */
MentionOnSearchTypes.prototype.value;
/** @type {?} */
MentionOnSearchTypes.prototype.prefix;
}
/**
* @record
*/
function Mention() { }
if (false) {
/** @type {?} */
Mention.prototype.startPos;
/** @type {?} */
Mention.prototype.endPos;
/** @type {?} */
Mention.prototype.mention;
}
class NzMentionComponent {
/**
* @param {?} ngDocument
* @param {?} changeDetectorRef
* @param {?} overlay
* @param {?} viewContainerRef
* @param {?} nzMentionService
*/
constructor(ngDocument, // tslint:disable-line:no-any
changeDetectorRef, overlay, viewContainerRef, nzMentionService) {
this.ngDocument = ngDocument;
this.changeDetectorRef = changeDetectorRef;
this.overlay = overlay;
this.viewContainerRef = viewContainerRef;
this.nzMentionService = nzMentionService;
this.nzValueWith = (/**
* @param {?} value
* @return {?}
*/
value => value); // tslint:disable-line:no-any
// tslint:disable-line:no-any
this.nzPrefix = '@';
this.nzLoading = false;
this.nzNotFoundContent = '无匹配结果，轻敲空格完成输入';
this.nzPlacement = 'bottom';
this.nzSuggestions = [];
this.nzOnSelect = new EventEmitter();
this.nzOnSearchChange = new EventEmitter();
this.isOpen = false;
this.filteredSuggestions = [];
this.suggestionTemplate = null; // tslint:disable-line:no-any
// tslint:disable-line:no-any
this.activeIndex = -1;
this.previousValue = null;
}
/**
* @param {?} value
* @return {?}
*/
set suggestionChild(value) {
if (value) {
this.suggestionTemplate = value;
}
}
/**
* @private
* @return {?}
*/
get triggerNativeElement() {
return this.trigger.el.nativeElement;
}
/**
* @return {?}
*/
ngOnInit() {
this.nzMentionService.triggerChanged().subscribe((/**
* @param {?} trigger
* @return {?}
*/
trigger => {
this.trigger = trigger;
this.bindTriggerEvents();
this.closeDropdown();
this.overlayRef = null;
}));
}
/**
* @param {?} changes
* @return {?}
*/
ngOnChanges(changes) {
if (changes.hasOwnProperty('nzSuggestions')) {
if (this.isOpen) {
this.previousValue = null;
this.activeIndex = -1;
this.resetDropdown(false);
}
}
}
/**
* @return {?}
*/
ngOnDestroy() {
this.closeDropdown();
}
/**
* @return {?}
*/
closeDropdown() {
if (this.overlayRef && this.overlayRef.hasAttached()) {
this.overlayRef.detach();
this.overlayBackdropClickSubscription.unsubscribe();
this.isOpen = false;
this.changeDetectorRef.markForCheck();
}
}
/**
* @return {?}
*/
openDropdown() {
this.attachOverlay();
this.isOpen = true;
this.changeDetectorRef.markForCheck();
}
/**
* @return {?}
*/
getMentions() {
return this.trigger ? getMentions(this.trigger.value, this.nzPrefix) : [];
}
/**
* @param {?} suggestion
* @return {?}
*/
selectSuggestion(suggestion) {
/** @type {?} */
const value = this.nzValueWith(suggestion);
this.trigger.insertMention({
mention: value,
startPos: this.cursorMentionStart,
endPos: this.cursorMentionEnd
});
this.nzOnSelect.emit(suggestion);
this.closeDropdown();
this.activeIndex = -1;
}
/**
* @private
* @param {?} event
* @return {?}
*/
handleInput(event) {
/** @type {?} */
const target = (/** @type {?} */ (event.target));
this.trigger.onChange(target.value);
this.trigger.value = target.value;
this.resetDropdown();
}
/**
* @private
* @param {?} event
* @return {?}
*/
handleKeydown(event) {
/** @type {?} */
const keyCode = event.keyCode;
if (this.isOpen && keyCode === ENTER && this.activeIndex !== -1 && this.filteredSuggestions.length) {
this.selectSuggestion(this.filteredSuggestions[this.activeIndex]);
event.preventDefault();
}
else if (keyCode === LEFT_ARROW || keyCode === RIGHT_ARROW) {
this.resetDropdown();
event.stopPropagation();
}
else {
if (this.isOpen && (keyCode === TAB || keyCode === ESCAPE)) {
this.closeDropdown();
return;
}
if (this.isOpen && keyCode === UP_ARROW) {
this.setPreviousItemActive();
event.preventDefault();
event.stopPropagation();
}
if (this.isOpen && keyCode === DOWN_ARROW) {
this.setNextItemActive();
event.preventDefault();
event.stopPropagation();
}
}
}
/**
* @private
* @return {?}
*/
handleClick() {
this.resetDropdown();
}
/**
* @private
* @return {?}
*/
bindTriggerEvents() {
this.trigger.onInput.subscribe((/**
* @param {?} e
* @return {?}
*/
(e) => this.handleInput(e)));
this.trigger.onKeydown.subscribe((/**
* @param {?} e
* @return {?}
*/
(e) => this.handleKeydown(e)));
this.trigger.onClick.subscribe((/**
* @return {?}
*/
() => this.handleClick()));
}
/**
* @private
* @param {?} value
* @param {?} emit
* @return {?}
*/
suggestionsFilter(value, emit) {
/** @type {?} */
const suggestions = value.substring(1);
if (this.previousValue === value) {
return;
}
this.previousValue = value;
if (emit) {
this.nzOnSearchChange.emit({
value: (/** @type {?} */ (this.cursorMention)).substring(1),
prefix: (/** @type {?} */ (this.cursorMention))[0]
});
}
/** @type {?} */
const searchValue = suggestions.toLowerCase();
this.filteredSuggestions = this.nzSuggestions.filter((/**
* @param {?} suggestion
* @return {?}
*/
suggestion => this.nzValueWith(suggestion)
.toLowerCase()
.includes(searchValue)));
}
/**
* @private
* @param {?=} emit
* @return {?}
*/
resetDropdown(emit = true) {
this.resetCursorMention();
if (typeof this.cursorMention !== 'string' || !this.canOpen()) {
this.closeDropdown();
return;
}
this.suggestionsFilter(this.cursorMention, emit);
/** @type {?} */
const activeIndex = this.filteredSuggestions.indexOf(this.cursorMention.substring(1));
this.activeIndex = activeIndex >= 0 ? activeIndex : 0;
this.openDropdown();
}
/**
* @private
* @return {?}
*/
setNextItemActive() {
this.activeIndex = this.activeIndex + 1 <= this.filteredSuggestions.length - 1 ? this.activeIndex + 1 : 0;
this.changeDetectorRef.markForCheck();
}
/**
* @private
* @return {?}
*/
setPreviousItemActive() {
this.activeIndex = this.activeIndex - 1 < 0 ? this.filteredSuggestions.length - 1 : this.activeIndex - 1;
this.changeDetectorRef.markForCheck();
}
/**
* @private
* @return {?}
*/
canOpen() {
/** @type {?} */
const element = this.triggerNativeElement;
return !element.readOnly && !element.disabled;
}
/**
* @private
* @return {?}
*/
resetCursorMention() {
/** @type {?} */
const value = this.triggerNativeElement.value.replace(/[\r\n]/g, ' ') || '';
/** @type {?} */
const selectionStart = (/** @type {?} */ (this.triggerNativeElement.selectionStart));
/** @type {?} */
const prefix = typeof this.nzPrefix === 'string' ? [this.nzPrefix] : this.nzPrefix;
/** @type {?} */
let i = prefix.length;
while (i >= 0) {
/** @type {?} */
const startPos = value.lastIndexOf(prefix[i], selectionStart);
/** @type {?} */
const endPos = value.indexOf(' ', selectionStart) > -1 ? value.indexOf(' ', selectionStart) : value.length;
/** @type {?} */
const mention = value.substring(startPos, endPos);
if ((startPos > 0 && value[startPos - 1] !== ' ') ||
startPos < 0 ||
mention.includes(prefix[i], 1) ||
mention.includes(' ')) {
this.cursorMention = null;
this.cursorMentionStart = -1;
this.cursorMentionEnd = -1;
}
else {
this.cursorMention = mention;
this.cursorMentionStart = startPos;
this.cursorMentionEnd = endPos;
return;
}
i--;
}
}
/**
* @private
* @return {?}
*/
updatePositions() {
/** @type {?} */
const coordinates = getCaretCoordinates(this.triggerNativeElement, this.cursorMentionStart);
/** @type {?} */
const top = coordinates.top -
this.triggerNativeElement.getBoundingClientRect().height -
this.triggerNativeElement.scrollTop +
(this.nzPlacement === 'bottom' ? coordinates.height - 6 : -6);
/** @type {?} */
const left = coordinates.left - this.triggerNativeElement.scrollLeft;
this.positionStrategy.withDefaultOffsetX(left).withDefaultOffsetY(top);
if (this.nzPlacement === 'bottom') {
this.positionStrategy.withPositions([...DEFAULT_MENTION_BOTTOM_POSITIONS]);
}
if (this.nzPlacement === 'top') {
this.positionStrategy.withPositions([...DEFAULT_MENTION_TOP_POSITIONS]);
}
this.positionStrategy.apply();
}
/**
* @private
* @return {?}
*/
subscribeOverlayBackdropClick() {
return merge(fromEvent(this.ngDocument, 'click'), fromEvent(this.ngDocument, 'touchend')).subscribe((/**
* @param {?} event
* @return {?}
*/
(event) => {
/** @type {?} */
const clickTarget = (/** @type {?} */ (event.target));
if (clickTarget !== this.trigger.el.nativeElement && this.isOpen) {
this.closeDropdown();
}
}));
}
/**
* @private
* @return {?}
*/
attachOverlay() {
if (!this.overlayRef) {
this.portal = new TemplatePortal(this.suggestionsTemp, this.viewContainerRef);
this.overlayRef = this.overlay.create(this.getOverlayConfig());
}
if (this.overlayRef && !this.overlayRef.hasAttached()) {
this.overlayRef.attach(this.portal);
this.overlayBackdropClickSubscription = this.subscribeOverlayBackdropClick();
}
this.updatePositions();
}
/**
* @private
* @return {?}
*/
getOverlayConfig() {
return new OverlayConfig({
positionStrategy: this.getOverlayPosition(),
scrollStrategy: this.overlay.scrollStrategies.reposition()
});
}
/**
* @private
* @return {?}
*/
getOverlayPosition() {
/** @type {?} */
const positions = [
new ConnectionPositionPair({ originX: 'start', originY: 'bottom' }, { overlayX: 'start', overlayY: 'top' }),
new ConnectionPositionPair({ originX: 'start', originY: 'top' }, { overlayX: 'start', overlayY: 'bottom' })
];
this.positionStrategy = this.overlay
.position()
.flexibleConnectedTo(this.trigger.el)
.withPositions(positions)
.withFlexibleDimensions(false)
.withPush(false);
return this.positionStrategy;
}
}
NzMentionComponent.decorators = [
{ type: Component, args: [{
selector: 'nz-mention',
exportAs: 'nzMention',
template: "<ng-content></ng-content>\n<ng-template #suggestions>\n <ul class=\"ant-mention-dropdown\">\n <li class=\"ant-mention-dropdown-item\"\n *ngFor=\"let suggestion of filteredSuggestions; let i = index\"\n [class.focus]=\"i === activeIndex\"\n (mousedown)=\"$event.preventDefault()\"\n (click)=\"selectSuggestion(suggestion)\">\n <ng-container *ngIf=\"suggestionTemplate else defaultSuggestion\">\n <ng-container *ngTemplateOutlet=\"suggestionTemplate; context: {$implicit: suggestion}\"></ng-container>\n </ng-container>\n <ng-template #defaultSuggestion>{{ nzValueWith(suggestion) }}</ng-template>\n </li>\n <li class=\"ant-mention-dropdown-notfound ant-mention-dropdown-item\"\n *ngIf=\"filteredSuggestions.length === 0\">\n <span *ngIf=\"nzLoading\"><i nz-icon nzType=\"loading\"></i></span>\n <span *ngIf=\"!nzLoading\">{{ nzNotFoundContent }}</span>\n </li>\n </ul>\n</ng-template>\n",
preserveWhitespaces: false,
changeDetection: ChangeDetectionStrategy.OnPush,
providers: [NzMentionService],
styles: [`
.ant-mention-dropdown {
top: 100%;
left: 0;
position: relative;
width: 100%;
margin-top: 4px;
margin-bottom: 4px;
}
`]
}] }
];
/** @nocollapse */
NzMentionComponent.ctorParameters = () => [
{ type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [DOCUMENT,] }] },
{ type: ChangeDetectorRef },
{ type: Overlay },
{ type: ViewContainerRef },
{ type: NzMentionService }
];
NzMentionComponent.propDecorators = {
nzValueWith: [{ type: Input }],
nzPrefix: [{ type: Input }],
nzLoading: [{ type: Input }],
nzNotFoundContent: [{ type: Input }],
nzPlacement: [{ type: Input }],
nzSuggestions: [{ type: Input }],
nzOnSelect: [{ type: Output }],
nzOnSearchChange: [{ type: Output }],
suggestionsTemp: [{ type: ViewChild, args: [TemplateRef, { static: false },] }],
suggestionChild: [{ type: ContentChild, args: [NzMentionSuggestionDirective, { static: false, read: TemplateRef },] }]
};
__decorate([
InputBoolean(),
__metadata("design:type", Object)
], NzMentionComponent.prototype, "nzLoading", void 0);
if (false) {
/** @type {?} */
NzMentionComponent.prototype.nzValueWith;
/** @type {?} */
NzMentionComponent.prototype.nzPrefix;
/** @type {?} */
NzMentionComponent.prototype.nzLoading;
/** @type {?} */
NzMentionComponent.prototype.nzNotFoundContent;
/** @type {?} */
NzMentionComponent.prototype.nzPlacement;
/** @type {?} */
NzMentionComponent.prototype.nzSuggestions;
/** @type {?} */
NzMentionComponent.prototype.nzOnSelect;
/** @type {?} */
NzMentionComponent.prototype.nzOnSearchChange;
/** @type {?} */
NzMentionComponent.prototype.trigger;
/** @type {?} */
NzMentionComponent.prototype.suggestionsTemp;
/** @type {?} */
NzMentionComponent.prototype.isOpen;
/** @type {?} */
NzMentionComponent.prototype.filteredSuggestions;
/** @type {?} */
NzMentionComponent.prototype.suggestionTemplate;
/** @type {?} */
NzMentionComponent.prototype.activeIndex;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.previousValue;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.cursorMention;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.cursorMentionStart;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.cursorMentionEnd;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.overlayRef;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.portal;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.positionStrategy;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.overlayBackdropClickSubscription;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.ngDocument;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.changeDetectorRef;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.overlay;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.viewContainerRef;
/**
* @type {?}
* @private
*/
NzMentionComponent.prototype.nzMentionService;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/** @type {?} */
const COMPONENTS = [NzMentionComponent, NzMentionTriggerDirective, NzMentionSuggestionDirective];
class NzMentionModule {
}
NzMentionModule.decorators = [
{ type: NgModule, args: [{
imports: [CommonModule, FormsModule, OverlayModule, NzIconModule],
declarations: [...COMPONENTS],
exports: [...COMPONENTS]
},] }
];
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
export { NZ_MENTION_TRIGGER_ACCESSOR, NzMentionComponent, NzMentionModule, NzMentionService, NzMentionSuggestionDirective, NzMentionTriggerDirective };
//# sourceMappingURL=ng-zorro-antd-mention.js.map