ngx-cache-if
Version:
Angular *ngIf directive that cache content. *ngxCacheIf directive render content when needed and cache it for reuse.
97 lines (91 loc) • 6.92 kB
JavaScript
import { Directive, Input, TemplateRef, ViewContainerRef, ElementRef, Renderer2, ComponentFactoryResolver, NgModule } from '@angular/core';
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,uselessCode} checked by tsc
*/
var NgxCacheIfDirective = /** @class */ (function () {
function NgxCacheIfDirective(templateRef, viewContainer, el, renderer, cfr) {
this.templateRef = templateRef;
this.viewContainer = viewContainer;
this.el = el;
this.renderer = renderer;
this.cfr = cfr;
this.loaded = {};
}
/**
* @param {?} changes
* @return {?}
*/
NgxCacheIfDirective.prototype.ngOnChanges = /**
* @param {?} changes
* @return {?}
*/
function (changes) {
if (!this.loaded[this.templateRef.elementRef.nativeElement.nodeName]) {
if (changes["ngxCacheIf"].currentValue) {
this.viewContainer.clear();
this.loaded[this.templateRef.elementRef.nativeElement.nodeName] = this.viewContainer.createEmbeddedView(this.templateRef);
}
}
else {
try {
if (changes["ngxCacheIf"].currentValue) {
this.viewContainer.insert(this.loaded[this.templateRef.elementRef.nativeElement.nodeName]);
}
else {
this.viewContainer.detach();
}
}
catch (e) {
console.log(e);
}
}
};
NgxCacheIfDirective.decorators = [
{ type: Directive, args: [{
selector: '[ngxCacheIf]'
},] },
];
/** @nocollapse */
NgxCacheIfDirective.ctorParameters = function () { return [
{ type: TemplateRef },
{ type: ViewContainerRef },
{ type: ElementRef },
{ type: Renderer2 },
{ type: ComponentFactoryResolver }
]; };
NgxCacheIfDirective.propDecorators = {
ngxCacheIf: [{ type: Input }]
};
return NgxCacheIfDirective;
}());
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,uselessCode} checked by tsc
*/
var NgxCacheIfModule = /** @class */ (function () {
function NgxCacheIfModule() {
}
NgxCacheIfModule.decorators = [
{ type: NgModule, args: [{
imports: [],
declarations: [
NgxCacheIfDirective
],
exports: [
NgxCacheIfDirective
]
},] },
];
return NgxCacheIfModule;
}());
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,uselessCode} checked by tsc
*/
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,uselessCode} checked by tsc
*/
export { NgxCacheIfDirective, NgxCacheIfModule };
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