ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
296 lines (287 loc) • 15.7 kB
JavaScript
import * as i0 from '@angular/core';
import { inject, ElementRef, Directive, ContentChild, ContentChildren, ChangeDetectionStrategy, Component, NgModule } from '@angular/core';
import { Subject, ReplaySubject, BehaviorSubject, combineLatest } from 'rxjs';
import { map, distinctUntilChanged, startWith, tap, pairwise, withLatestFrom, switchMap, takeUntil, filter } from 'rxjs/operators';
import { NzResizeObserver } from 'ng-zorro-antd/cdk/resize-observer';
/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
class NzOverflowItemDirective {
cdr;
nzResizeObserver = inject(NzResizeObserver);
elementRef = inject(ElementRef);
overflowStyle = undefined;
itemWidth$ = this.nzResizeObserver.observe(this.elementRef.nativeElement).pipe(map(([item]) => item.target.offsetWidth), distinctUntilChanged(), startWith(undefined), tap(width => {
this.itemWidth = width;
}));
itemWidth = undefined;
constructor(cdr) {
this.cdr = cdr;
}
setItemStyle(display, order) {
const mergedHidden = !display;
this.overflowStyle = {
opacity: mergedHidden ? 0 : 1,
height: mergedHidden ? 0 : undefined,
overflowY: mergedHidden ? 'hidden' : undefined,
order: order,
pointerEvents: mergedHidden ? 'none' : undefined,
position: mergedHidden ? 'absolute' : undefined
};
this.cdr.detectChanges();
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowItemDirective, deps: [{ token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Directive });
static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.2", type: NzOverflowItemDirective, isStandalone: true, selector: "[nzOverflowItem]", host: { properties: { "style": "overflowStyle" } }, ngImport: i0 });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowItemDirective, decorators: [{
type: Directive,
args: [{
selector: '[nzOverflowItem]',
host: {
'[style]': 'overflowStyle'
}
}]
}], ctorParameters: () => [{ type: i0.ChangeDetectorRef }] });
/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
class NzOverflowRestDirective {
cdr;
nzResizeObserver = inject(NzResizeObserver);
elementRef = inject(ElementRef);
restStyle = undefined;
restWidth$ = this.nzResizeObserver.observe(this.elementRef.nativeElement).pipe(map(([item]) => item.target.offsetWidth), startWith(0), tap(width => (this.restWidth = width)));
restWidth = 0;
constructor(cdr) {
this.cdr = cdr;
}
setRestStyle(display, order) {
const mergedHidden = !display;
this.restStyle = {
opacity: mergedHidden ? 0 : 1,
height: mergedHidden ? 0 : undefined,
overflowY: mergedHidden ? 'hidden' : undefined,
order: order,
pointerEvents: mergedHidden ? 'none' : undefined,
position: mergedHidden ? 'absolute' : undefined
};
this.cdr.detectChanges();
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowRestDirective, deps: [{ token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Directive });
static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.2", type: NzOverflowRestDirective, isStandalone: true, selector: "[nzOverflowRest]", host: { properties: { "style": "restStyle" } }, ngImport: i0 });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowRestDirective, decorators: [{
type: Directive,
args: [{
selector: '[nzOverflowRest]',
host: {
'[style]': 'restStyle'
}
}]
}], ctorParameters: () => [{ type: i0.ChangeDetectorRef }] });
/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
class NzOverflowSuffixDirective {
cdr;
nzResizeObserver = inject(NzResizeObserver);
elementRef = inject(ElementRef);
suffixStyle = {};
suffixWidth$ = this.nzResizeObserver.observe(this.elementRef.nativeElement).pipe(map(([item]) => item.target.offsetWidth), tap(width => (this.suffixWidth = width)));
suffixWidth = 0;
constructor(cdr) {
this.cdr = cdr;
}
setSuffixStyle(start, order) {
if (start !== null) {
this.suffixStyle = {
position: 'absolute',
left: `${start}px`,
top: 0,
opacity: 1,
order: order
};
}
else {
this.suffixStyle = {
opacity: 1,
order: order
};
}
this.cdr.detectChanges();
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowSuffixDirective, deps: [{ token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Directive });
static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.2", type: NzOverflowSuffixDirective, isStandalone: true, selector: "[nzOverflowSuffix]", host: { properties: { "style": "suffixStyle" } }, ngImport: i0 });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowSuffixDirective, decorators: [{
type: Directive,
args: [{
selector: '[nzOverflowSuffix]',
host: {
'[style]': 'suffixStyle'
}
}]
}], ctorParameters: () => [{ type: i0.ChangeDetectorRef }] });
/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
class NzOverflowContainerComponent {
cdr;
contentInit$ = new Subject();
overflowItems = undefined;
overflowSuffix = undefined;
overflowRest = undefined;
overflowItems$ = new ReplaySubject(1);
destroy$ = new Subject();
nzResizeObserver = inject(NzResizeObserver);
elementRef = inject(ElementRef);
containerWidth$ = this.nzResizeObserver
.observe(this.elementRef.nativeElement)
.pipe(map(([item]) => item.target.clientWidth || 0));
restWidth$ = new BehaviorSubject(0);
suffixWidth$ = new BehaviorSubject(0);
suffixFixedStart$ = new BehaviorSubject(null);
displayCount$ = new BehaviorSubject(Number.MAX_SAFE_INTEGER);
restReady$ = new BehaviorSubject(false);
maxRestWith$ = this.restWidth$.pipe(pairwise(), map(([prevRestWidth, restWidth]) => Math.max(prevRestWidth, restWidth)));
omittedItems$ = combineLatest([this.overflowItems$, this.displayCount$]).pipe(withLatestFrom(this.contentInit$), map(([[overflowItems, displayCount]]) => overflowItems.toArray().slice(displayCount + 1)));
displayRest$ = combineLatest([this.restReady$, this.omittedItems$]).pipe(map(([restReady, omittedItems]) => restReady && !!omittedItems.length));
updateDisplayCount(count, notReady) {
this.displayCount$.next(count);
if (this.overflowItems && !notReady) {
this.restReady$.next(count < this.overflowItems.length - 1);
}
}
constructor(cdr) {
this.cdr = cdr;
}
ngOnInit() {
const overflowItemsWidth$ = this.overflowItems$.pipe(switchMap(items => combineLatest(items.map(item => item.itemWidth$))));
this.overflowItems$.pipe(takeUntil(this.destroy$)).subscribe(overflowItems => {
if (!overflowItems.length) {
this.displayCount$.next(0);
this.suffixFixedStart$.next(null);
}
});
combineLatest([overflowItemsWidth$, this.containerWidth$, this.maxRestWith$, this.restWidth$, this.suffixWidth$])
.pipe(filter(([, containerWidth, maxRestWith]) => !!(containerWidth && maxRestWith)), takeUntil(this.destroy$))
.subscribe(([overflowItemsWidth, containerWidth, maxRestWith, restWidth, suffixWidth]) => {
let totalWidth = suffixWidth;
const len = overflowItemsWidth.length;
const lastIndex = len - 1;
for (let i = 0; i < len; i += 1) {
const currentItemWidth = overflowItemsWidth[i];
// Break since data not ready
if (currentItemWidth === undefined) {
this.updateDisplayCount(i - 1, true);
break;
}
else {
// Find best match
totalWidth += currentItemWidth;
if (
// Only one means `totalWidth` is the final width
(lastIndex === 0 && totalWidth <= containerWidth) ||
// Last two width will be the final width
(i === lastIndex - 1 &&
overflowItemsWidth[lastIndex] !== undefined &&
totalWidth + overflowItemsWidth[lastIndex] <= containerWidth)) {
// Additional check if match the end
this.updateDisplayCount(lastIndex);
this.suffixFixedStart$.next(null);
break;
}
else if (totalWidth + maxRestWith > containerWidth) {
// Can not hold all the content to show rest
this.updateDisplayCount(i - 1);
this.suffixFixedStart$.next(totalWidth - currentItemWidth - suffixWidth + restWidth);
break;
}
this.cdr.detectChanges();
}
}
if (this.overflowSuffix &&
overflowItemsWidth[0] !== undefined &&
overflowItemsWidth[0] + suffixWidth > containerWidth) {
this.suffixFixedStart$.next(null);
}
this.cdr.detectChanges();
});
combineLatest([this.suffixFixedStart$, this.displayCount$])
.pipe(takeUntil(this.destroy$))
.subscribe(([suffixFixedStart, displayCount]) => {
this.overflowSuffix?.setSuffixStyle(suffixFixedStart, displayCount);
});
combineLatest([this.displayCount$, this.overflowItems$])
.pipe(takeUntil(this.destroy$))
.subscribe(([displayCount, overflowItems]) => overflowItems.forEach((item, index) => item.setItemStyle(index <= displayCount, index)));
combineLatest([this.displayRest$, this.displayCount$])
.pipe(takeUntil(this.destroy$))
.subscribe(([displayRest, displayCount]) => {
this.overflowRest?.setRestStyle(displayRest, displayRest ? displayCount : Number.MAX_SAFE_INTEGER);
});
}
ngAfterContentInit() {
this.overflowItems?.changes.pipe(startWith(this.overflowItems)).subscribe(this.overflowItems$);
this.overflowSuffix?.suffixWidth$.pipe(takeUntil(this.destroy$)).subscribe(this.suffixWidth$);
this.overflowRest?.restWidth$.pipe(takeUntil(this.destroy$)).subscribe(this.restWidth$);
this.contentInit$.next();
}
ngOnDestroy() {
this.destroy$.next();
this.destroy$.complete();
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowContainerComponent, deps: [{ token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Component });
static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "19.2.2", type: NzOverflowContainerComponent, isStandalone: true, selector: "nz-overflow-container", providers: [NzResizeObserver], queries: [{ propertyName: "overflowSuffix", first: true, predicate: NzOverflowSuffixDirective, descendants: true }, { propertyName: "overflowRest", first: true, predicate: NzOverflowRestDirective, descendants: true }, { propertyName: "overflowItems", predicate: NzOverflowItemDirective }], ngImport: i0, template: ` <ng-content></ng-content>
<ng-content select="[appOverflowRest]"></ng-content>
<ng-content select="[appOverflowSuffix]"></ng-content>`, isInline: true, changeDetection: i0.ChangeDetectionStrategy.OnPush });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowContainerComponent, decorators: [{
type: Component,
args: [{
selector: 'nz-overflow-container',
template: ` <ng-content></ng-content>
<ng-content select="[appOverflowRest]"></ng-content>
<ng-content select="[appOverflowSuffix]"></ng-content>`,
providers: [NzResizeObserver],
changeDetection: ChangeDetectionStrategy.OnPush
}]
}], ctorParameters: () => [{ type: i0.ChangeDetectorRef }], propDecorators: { overflowItems: [{
type: ContentChildren,
args: [NzOverflowItemDirective]
}], overflowSuffix: [{
type: ContentChild,
args: [NzOverflowSuffixDirective]
}], overflowRest: [{
type: ContentChild,
args: [NzOverflowRestDirective]
}] } });
/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
class NzOverflowModule {
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
static ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowModule, imports: [NzOverflowContainerComponent, NzOverflowItemDirective, NzOverflowRestDirective, NzOverflowSuffixDirective], exports: [NzOverflowContainerComponent, NzOverflowItemDirective, NzOverflowRestDirective, NzOverflowSuffixDirective] });
static ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowModule });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.2", ngImport: i0, type: NzOverflowModule, decorators: [{
type: NgModule,
args: [{
imports: [NzOverflowContainerComponent, NzOverflowItemDirective, NzOverflowRestDirective, NzOverflowSuffixDirective],
exports: [NzOverflowContainerComponent, NzOverflowItemDirective, NzOverflowRestDirective, NzOverflowSuffixDirective]
}]
}] });
/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
/**
* Generated bundle index. Do not edit.
*/
export { NzOverflowContainerComponent, NzOverflowItemDirective, NzOverflowModule, NzOverflowRestDirective, NzOverflowSuffixDirective };
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