75 lines
1.9 KiB
TypeScript
75 lines
1.9 KiB
TypeScript
///
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/// Copyright © 2016-2022 The Thingsboard Authors
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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import { Component, EventEmitter, forwardRef, Input, Output } from '@angular/core';
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import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';
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@Component({
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selector: 'tb-checkbox',
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templateUrl: './tb-checkbox.component.html',
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providers: [
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{
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provide: NG_VALUE_ACCESSOR,
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useExisting: forwardRef(() => TbCheckboxComponent),
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multi: true
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}
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]
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})
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export class TbCheckboxComponent implements ControlValueAccessor {
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innerValue: boolean;
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@Input() disabled: boolean;
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@Input() trueValue: any = true;
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@Input() falseValue: any = false;
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@Output() valueChange = new EventEmitter();
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private propagateChange = (_: any) => {};
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onHostChange(ev) {
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this.propagateChange(ev.checked ? this.trueValue : this.falseValue);
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}
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modelChange($event) {
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if ($event) {
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this.innerValue = true;
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this.valueChange.emit(this.trueValue);
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} else {
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this.innerValue = false;
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this.valueChange.emit(this.falseValue);
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}
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}
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registerOnChange(fn: any): void {
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this.propagateChange = fn;
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}
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registerOnTouched(fn: any): void {
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}
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setDisabledState(isDisabled: boolean): void {
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this.disabled = isDisabled;
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}
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writeValue(obj: any): void {
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if (obj === this.trueValue) {
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this.innerValue = true;
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} else {
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this.innerValue = false;
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}
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}
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}
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