1 | import { forwardRef, EventEmitter, Component, ChangeDetectionStrategy, ViewEncapsulation, ElementRef, ChangeDetectorRef, Input, Output, ViewChild, ContentChildren, NgModule } from '@angular/core';
|
2 | import { CommonModule } from '@angular/common';
|
3 | import { PrimeTemplate, SharedModule } from 'primeng/api';
|
4 | import { InputTextModule } from 'primeng/inputtext';
|
5 | import { NG_VALUE_ACCESSOR } from '@angular/forms';
|
6 |
|
7 | const CHIPS_VALUE_ACCESSOR = {
|
8 | provide: NG_VALUE_ACCESSOR,
|
9 | useExisting: forwardRef(() => Chips),
|
10 | multi: true
|
11 | };
|
12 | class Chips {
|
13 | constructor(el, cd) {
|
14 | this.el = el;
|
15 | this.cd = cd;
|
16 | this.allowDuplicate = true;
|
17 | this.onAdd = new EventEmitter();
|
18 | this.onRemove = new EventEmitter();
|
19 | this.onFocus = new EventEmitter();
|
20 | this.onBlur = new EventEmitter();
|
21 | this.onChipClick = new EventEmitter();
|
22 | this.onModelChange = () => { };
|
23 | this.onModelTouched = () => { };
|
24 | }
|
25 | ngAfterContentInit() {
|
26 | this.templates.forEach((item) => {
|
27 | switch (item.getType()) {
|
28 | case 'item':
|
29 | this.itemTemplate = item.template;
|
30 | break;
|
31 | default:
|
32 | this.itemTemplate = item.template;
|
33 | break;
|
34 | }
|
35 | });
|
36 | }
|
37 | onClick() {
|
38 | this.inputViewChild.nativeElement.focus();
|
39 | }
|
40 | onInput() {
|
41 | this.updateFilledState();
|
42 | }
|
43 | onPaste(event) {
|
44 | if (this.separator) {
|
45 | let pastedData = (event.clipboardData || window['clipboardData']).getData('Text');
|
46 | pastedData.split(this.separator).forEach(val => {
|
47 | this.addItem(event, val, true);
|
48 | });
|
49 | this.inputViewChild.nativeElement.value = '';
|
50 | }
|
51 | this.updateFilledState();
|
52 | }
|
53 | updateFilledState() {
|
54 | if (!this.value || this.value.length === 0) {
|
55 | this.filled = (this.inputViewChild.nativeElement && this.inputViewChild.nativeElement.value != '');
|
56 | }
|
57 | else {
|
58 | this.filled = true;
|
59 | }
|
60 | }
|
61 | onItemClick(event, item) {
|
62 | this.onChipClick.emit({
|
63 | originalEvent: event,
|
64 | value: item
|
65 | });
|
66 | }
|
67 | writeValue(value) {
|
68 | this.value = value;
|
69 | this.updateMaxedOut();
|
70 | this.cd.markForCheck();
|
71 | }
|
72 | registerOnChange(fn) {
|
73 | this.onModelChange = fn;
|
74 | }
|
75 | registerOnTouched(fn) {
|
76 | this.onModelTouched = fn;
|
77 | }
|
78 | setDisabledState(val) {
|
79 | this.disabled = val;
|
80 | this.cd.markForCheck();
|
81 | }
|
82 | resolveFieldData(data, field) {
|
83 | if (data && field) {
|
84 | if (field.indexOf('.') == -1) {
|
85 | return data[field];
|
86 | }
|
87 | else {
|
88 | let fields = field.split('.');
|
89 | let value = data;
|
90 | for (var i = 0, len = fields.length; i < len; ++i) {
|
91 | value = value[fields[i]];
|
92 | }
|
93 | return value;
|
94 | }
|
95 | }
|
96 | else {
|
97 | return null;
|
98 | }
|
99 | }
|
100 | onInputFocus(event) {
|
101 | this.focus = true;
|
102 | this.onFocus.emit(event);
|
103 | }
|
104 | onInputBlur(event) {
|
105 | this.focus = false;
|
106 | if (this.addOnBlur && this.inputViewChild.nativeElement.value) {
|
107 | this.addItem(event, this.inputViewChild.nativeElement.value, false);
|
108 | }
|
109 | this.onModelTouched();
|
110 | this.onBlur.emit(event);
|
111 | }
|
112 | removeItem(event, index) {
|
113 | if (this.disabled) {
|
114 | return;
|
115 | }
|
116 | let removedItem = this.value[index];
|
117 | this.value = this.value.filter((val, i) => i != index);
|
118 | this.onModelChange(this.value);
|
119 | this.onRemove.emit({
|
120 | originalEvent: event,
|
121 | value: removedItem
|
122 | });
|
123 | this.updateFilledState();
|
124 | this.updateMaxedOut();
|
125 | }
|
126 | addItem(event, item, preventDefault) {
|
127 | this.value = this.value || [];
|
128 | if (item && item.trim().length) {
|
129 | if (this.allowDuplicate || this.value.indexOf(item) === -1) {
|
130 | this.value = [...this.value, item];
|
131 | this.onModelChange(this.value);
|
132 | this.onAdd.emit({
|
133 | originalEvent: event,
|
134 | value: item
|
135 | });
|
136 | }
|
137 | }
|
138 | this.updateFilledState();
|
139 | this.updateMaxedOut();
|
140 | this.inputViewChild.nativeElement.value = '';
|
141 | if (preventDefault) {
|
142 | event.preventDefault();
|
143 | }
|
144 | }
|
145 | onKeydown(event) {
|
146 | switch (event.which) {
|
147 |
|
148 | case 8:
|
149 | if (this.inputViewChild.nativeElement.value.length === 0 && this.value && this.value.length > 0) {
|
150 | this.value = [...this.value];
|
151 | let removedItem = this.value.pop();
|
152 | this.onModelChange(this.value);
|
153 | this.onRemove.emit({
|
154 | originalEvent: event,
|
155 | value: removedItem
|
156 | });
|
157 | this.updateFilledState();
|
158 | }
|
159 | break;
|
160 |
|
161 | case 13:
|
162 | this.addItem(event, this.inputViewChild.nativeElement.value, true);
|
163 | break;
|
164 | case 9:
|
165 | if (this.addOnTab && this.inputViewChild.nativeElement.value !== '') {
|
166 | this.addItem(event, this.inputViewChild.nativeElement.value, true);
|
167 | }
|
168 | break;
|
169 | default:
|
170 | if (this.max && this.value && this.max === this.value.length) {
|
171 | event.preventDefault();
|
172 | }
|
173 | else if (this.separator) {
|
174 | if (this.separator === ',' && event.which === 188) {
|
175 | this.addItem(event, this.inputViewChild.nativeElement.value, true);
|
176 | }
|
177 | }
|
178 | break;
|
179 | }
|
180 | }
|
181 | updateMaxedOut() {
|
182 | if (this.inputViewChild && this.inputViewChild.nativeElement) {
|
183 | if (this.max && this.value && this.max === this.value.length)
|
184 | this.inputViewChild.nativeElement.disabled = true;
|
185 | else
|
186 | this.inputViewChild.nativeElement.disabled = this.disabled || false;
|
187 | }
|
188 | }
|
189 | }
|
190 | Chips.decorators = [
|
191 | { type: Component, args: [{
|
192 | selector: 'p-chips',
|
193 | template: `
|
194 | <div [ngClass]="'p-chips p-component'" [ngStyle]="style" [class]="styleClass" (click)="onClick()">
|
195 | <ul [ngClass]="{'p-inputtext p-chips-multiple-container':true,'p-focus':focus,'p-disabled':disabled}">
|
196 | <li #token *ngFor="let item of value; let i = index;" class="p-chips-token" (click)="onItemClick($event, item)">
|
197 | <ng-container *ngTemplateOutlet="itemTemplate; context: {$implicit: item}"></ng-container>
|
198 | <span *ngIf="!itemTemplate" class="p-chips-token-label">{{field ? resolveFieldData(item,field) : item}}</span>
|
199 | <span *ngIf="!disabled" class="p-chips-token-icon pi pi-times-circle" (click)="removeItem($event,i)"></span>
|
200 | </li>
|
201 | <li class="p-chips-input-token">
|
202 | <input #inputtext type="text" [attr.id]="inputId" [attr.placeholder]="(value && value.length ? null : placeholder)" [attr.tabindex]="tabindex" (keydown)="onKeydown($event)"
|
203 | (input)="onInput()" (paste)="onPaste($event)" [attr.aria-labelledby]="ariaLabelledBy" (focus)="onInputFocus($event)" (blur)="onInputBlur($event)" [disabled]="disabled" [ngStyle]="inputStyle" [class]="inputStyleClass">
|
204 | </li>
|
205 | </ul>
|
206 | </div>
|
207 | `,
|
208 | host: {
|
209 | '[class.p-inputwrapper-filled]': 'filled',
|
210 | '[class.p-inputwrapper-focus]': 'focus'
|
211 | },
|
212 | providers: [CHIPS_VALUE_ACCESSOR],
|
213 | changeDetection: ChangeDetectionStrategy.OnPush,
|
214 | encapsulation: ViewEncapsulation.None,
|
215 | styles: [".p-chips{display:-ms-inline-flexbox;display:inline-flex}.p-chips-multiple-container{-ms-flex-align:center;align-items:center;cursor:text;display:-ms-flexbox;display:flex;list-style-type:none;margin:0;overflow:hidden;padding:0}.p-chips-token{-ms-flex:0 0 auto;-ms-flex-align:center;align-items:center;cursor:default;flex:0 0 auto}.p-chips-input-token,.p-chips-token{display:-ms-inline-flexbox;display:inline-flex}.p-chips-input-token{-ms-flex:1 1 auto;flex:1 1 auto}.p-chips-token-icon{cursor:pointer}.p-chips-input-token input{background-color:rgba(0,0,0,0);border:0;border-radius:0;box-shadow:none;margin:0;outline:0 none;padding:0;width:100%}.p-fluid .p-chips{display:-ms-flexbox;display:flex}"]
|
216 | },] }
|
217 | ];
|
218 | Chips.ctorParameters = () => [
|
219 | { type: ElementRef },
|
220 | { type: ChangeDetectorRef }
|
221 | ];
|
222 | Chips.propDecorators = {
|
223 | style: [{ type: Input }],
|
224 | styleClass: [{ type: Input }],
|
225 | disabled: [{ type: Input }],
|
226 | field: [{ type: Input }],
|
227 | placeholder: [{ type: Input }],
|
228 | max: [{ type: Input }],
|
229 | ariaLabelledBy: [{ type: Input }],
|
230 | tabindex: [{ type: Input }],
|
231 | inputId: [{ type: Input }],
|
232 | allowDuplicate: [{ type: Input }],
|
233 | inputStyle: [{ type: Input }],
|
234 | inputStyleClass: [{ type: Input }],
|
235 | addOnTab: [{ type: Input }],
|
236 | addOnBlur: [{ type: Input }],
|
237 | separator: [{ type: Input }],
|
238 | onAdd: [{ type: Output }],
|
239 | onRemove: [{ type: Output }],
|
240 | onFocus: [{ type: Output }],
|
241 | onBlur: [{ type: Output }],
|
242 | onChipClick: [{ type: Output }],
|
243 | inputViewChild: [{ type: ViewChild, args: ['inputtext',] }],
|
244 | templates: [{ type: ContentChildren, args: [PrimeTemplate,] }]
|
245 | };
|
246 | class ChipsModule {
|
247 | }
|
248 | ChipsModule.decorators = [
|
249 | { type: NgModule, args: [{
|
250 | imports: [CommonModule, InputTextModule, SharedModule],
|
251 | exports: [Chips, InputTextModule, SharedModule],
|
252 | declarations: [Chips]
|
253 | },] }
|
254 | ];
|
255 |
|
256 |
|
257 |
|
258 |
|
259 |
|
260 | export { CHIPS_VALUE_ACCESSOR, Chips, ChipsModule };
|
261 |
|