igniteui-webcomponents
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Ignite UI for Web Components is a complete library of UI components, giving you the ability to build modern web applications using encapsulation and the concept of reusable components in a dependency-free approach.
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JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var IgcTextareaComponent_1;
import { html, LitElement, nothing, } from 'lit';
import { property, query } from 'lit/decorators.js';
import { cache } from 'lit/directives/cache.js';
import { ifDefined } from 'lit/directives/if-defined.js';
import { live } from 'lit/directives/live.js';
import { styleMap } from 'lit/directives/style-map.js';
import { addThemingController } from '../../theming/theming-controller.js';
import { createResizeObserverController } from '../common/controllers/resize-observer.js';
import { addSlotController, setSlots, } from '../common/controllers/slot.js';
import { shadowOptions } from '../common/decorators/shadow-options.js';
import { registerComponent } from '../common/definitions/register.js';
import { EventEmitterMixin } from '../common/mixins/event-emitter.js';
import { FormAssociatedRequiredMixin } from '../common/mixins/forms/associated-required.js';
import { createFormValueState } from '../common/mixins/forms/form-value.js';
import { partMap } from '../common/part-map.js';
import { addSafeEventListener, asNumber } from '../common/util.js';
import IgcValidationContainerComponent from '../validation-container/validation-container.js';
import { styles as shared } from './themes/shared/textarea.common.css.js';
import { styles } from './themes/textarea.base.css.js';
import { all } from './themes/themes.js';
import { textAreaValidators } from './validators.js';
let nextId = 1;
const Slots = setSlots('prefix', 'suffix', 'helper-text', 'value-missing', 'too-long', 'too-short', 'custom-error', 'invalid');
let IgcTextareaComponent = IgcTextareaComponent_1 = class IgcTextareaComponent extends FormAssociatedRequiredMixin(EventEmitterMixin(LitElement)) {
static register() {
registerComponent(IgcTextareaComponent_1, IgcValidationContainerComponent);
}
get __validators() {
return textAreaValidators;
}
set value(value) {
this._formValue.setValueAndFormState(value);
}
get value() {
return this._formValue.value;
}
constructor() {
super();
this._inputId = `textarea-${nextId++}`;
this._themes = addThemingController(this, all);
this._slots = addSlotController(this, {
slots: Slots,
onChange: this._handleSlotChange,
});
this._formValue = createFormValueState(this, {
initialValue: '',
});
this.outlined = false;
this.readOnly = false;
this.resize = 'vertical';
this.rows = 2;
this.spellcheck = true;
this.wrap = 'soft';
this.validateOnly = false;
createResizeObserverController(this, {
callback: this._setAreaHeight,
});
addSafeEventListener(this, 'blur', this._handleBlur);
}
updated(props) {
if (props.has('rows') || props.has('resize') || props.has('value')) {
this._setAreaHeight();
}
}
_setAutoHeight() {
const { borderTopWidth, borderBottomWidth } = getComputedStyle(this._input);
return (this._input.scrollHeight +
asNumber(borderTopWidth) +
asNumber(borderBottomWidth));
}
_setAreaHeight() {
if (this.resize === 'auto') {
this._input.style.height = 'auto';
this._input.style.height = `${this._setAutoHeight()}px`;
}
else {
Object.assign(this._input.style, { height: undefined });
}
}
_resolvePartNames() {
return {
container: true,
prefixed: this._slots.hasAssignedElements('prefix', {
selector: ':not([hidden])',
}),
suffixed: this._slots.hasAssignedElements('suffix', {
selector: ':not([hidden])',
}),
filled: !!this.value,
};
}
_handleSlotChange({ isDefault, }) {
if (isDefault) {
const value = this._slots
.getAssignedNodes('[default]', true)
.map((node) => node.textContent?.trim())
.filter((node) => Boolean(node))
.join('\r\n');
if (value !== this.value) {
this.value = value;
}
}
}
_handleInput() {
this._setTouchedState();
this.value = this._input.value;
this.emitEvent('igcInput', { detail: this.value });
}
_handleChange() {
this._setTouchedState();
this.value = this._input.value;
this.emitEvent('igcChange', { detail: this.value });
}
select() {
this._input.select();
}
setSelectionRange(start, end, direction = 'none') {
this._input.setSelectionRange(start, end, direction);
}
setRangeText(replacement, start, end, selectMode = 'preserve') {
this._input.setRangeText(replacement, start, end, selectMode);
this.value = this._input.value;
}
scrollTo(x, y) {
x != null && y != null
? this._input.scrollTo(x, y)
: this._input.scrollTo(x);
}
_renderSlot(name) {
const isHidden = !this._slots.hasAssignedElements(name, {
selector: ':not([hidden])',
});
return html `
<div part=${name} ?hidden=${isHidden}>
<slot name=${name}></slot>
</div>
`;
}
_renderLabel() {
return this.label
? html `
<label part="label" for=${this.id || this._inputId}>
${this.label}
</label>
`
: nothing;
}
_renderStandard() {
return html `
${this._renderLabel()}
<div part=${partMap(this._resolvePartNames())}>
${this._renderSlot('prefix')} ${this._renderInput()}
${this._renderSlot('suffix')}
</div>
${this._renderValidationContainer()}
`;
}
_renderMaterial() {
return html `
<div
part=${partMap({
...this._resolvePartNames(),
labelled: !!this.label,
placeholder: !!this.placeholder,
})}
>
<div part="start">${this._renderSlot('prefix')}</div>
${this._renderInput()}
<div part="notch">${this._renderLabel()}</div>
<div part="filler"></div>
<div part="end">${this._renderSlot('suffix')}</div>
</div>
${this._renderValidationContainer()}
`;
}
_renderInput() {
const describedBy = this._slots.hasAssignedElements('helper-text')
? 'helper-text'
: nothing;
return html `
<slot style="display: none"></slot>
<textarea
id=${this.id || this._inputId}
part="input"
style=${styleMap({
resize: this.resize === 'auto' ? 'none' : this.resize,
})}
=${this._handleInput}
=${this._handleChange}
placeholder=${ifDefined(this.placeholder)}
.rows=${this.rows}
.value=${live(this.value)}
.wrap=${this.wrap}
autocomplete=${ifDefined(this.autocomplete)}
autocapitalize=${ifDefined(this.autocapitalize)}
inputmode=${ifDefined(this.inputMode)}
spellcheck=${ifDefined(this.spellcheck)}
minlength=${ifDefined(this.minLength)}
maxlength=${ifDefined(this.validateOnly ? undefined : this.maxLength)}
?disabled=${this.disabled}
?required=${this.required}
?readonly=${this.readOnly}
aria-describedby=${describedBy}
></textarea>
`;
}
_renderValidationContainer() {
return IgcValidationContainerComponent.create(this);
}
render() {
return cache(this._themes.theme === 'material'
? this._renderMaterial()
: this._renderStandard());
}
};
IgcTextareaComponent.tagName = 'igc-textarea';
IgcTextareaComponent.styles = [styles, shared];
__decorate([
query('textarea', true)
], IgcTextareaComponent.prototype, "_input", void 0);
__decorate([
property()
], IgcTextareaComponent.prototype, "autocomplete", void 0);
__decorate([
property()
], IgcTextareaComponent.prototype, "autocapitalize", void 0);
__decorate([
property({ attribute: 'inputmode' })
], IgcTextareaComponent.prototype, "inputMode", void 0);
__decorate([
property()
], IgcTextareaComponent.prototype, "label", void 0);
__decorate([
property({ type: Number, attribute: 'maxlength' })
], IgcTextareaComponent.prototype, "maxLength", void 0);
__decorate([
property({ type: Number, attribute: 'minlength' })
], IgcTextareaComponent.prototype, "minLength", void 0);
__decorate([
property({ reflect: true, type: Boolean })
], IgcTextareaComponent.prototype, "outlined", void 0);
__decorate([
property()
], IgcTextareaComponent.prototype, "placeholder", void 0);
__decorate([
property({ type: Boolean, reflect: true, attribute: 'readonly' })
], IgcTextareaComponent.prototype, "readOnly", void 0);
__decorate([
property()
], IgcTextareaComponent.prototype, "resize", void 0);
__decorate([
property({ type: Number })
], IgcTextareaComponent.prototype, "rows", void 0);
__decorate([
property()
], IgcTextareaComponent.prototype, "value", null);
__decorate([
property({
type: Boolean,
converter: {
fromAttribute: (value) => !(!value || value === 'false'),
toAttribute: (value) => (value ? 'true' : 'false'),
},
})
], IgcTextareaComponent.prototype, "spellcheck", void 0);
__decorate([
property()
], IgcTextareaComponent.prototype, "wrap", void 0);
__decorate([
property({ type: Boolean, reflect: true, attribute: 'validate-only' })
], IgcTextareaComponent.prototype, "validateOnly", void 0);
IgcTextareaComponent = IgcTextareaComponent_1 = __decorate([
shadowOptions({ delegatesFocus: true })
], IgcTextareaComponent);
export default IgcTextareaComponent;
//# sourceMappingURL=textarea.js.map