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- removes mode-less component classes from the internal CSS, use element instead - adds mode specific classes `md` or `ios` for styling inside of shadow components - adds e2e test that verifies mode classes exist on all ionic components, plus checks for specific classes that the components need for internal styling fixes #17608
103 lines
2.4 KiB
TypeScript
103 lines
2.4 KiB
TypeScript
import { Component, ComponentInterface, Element, Event, EventEmitter, Listen, Prop, Watch } from '@stencil/core';
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import { Mode, SegmentButtonLayout } from '../../interface';
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let ids = 0;
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@Component({
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tag: 'ion-segment-button',
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styleUrls: {
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ios: 'segment-button.ios.scss',
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md: 'segment-button.md.scss'
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},
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shadow: true
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})
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export class SegmentButton implements ComponentInterface {
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@Element() el!: HTMLElement;
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/**
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* The mode determines which platform styles to use.
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*/
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@Prop() mode!: Mode;
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/**
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* If `true`, the segment button is selected.
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*/
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@Prop({ mutable: true }) checked = false;
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/**
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* If `true`, the user cannot interact with the segment button.
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*/
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@Prop() disabled = false;
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/**
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* Set the layout of the text and icon in the segment.
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*/
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@Prop() layout?: SegmentButtonLayout = 'icon-top';
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/**
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* The value of the segment button.
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*/
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@Prop() value: string = 'ion-sb-' + (ids++);
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/**
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* Emitted when the segment button is clicked.
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*/
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@Event() ionSelect!: EventEmitter<void>;
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@Watch('checked')
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checkedChanged(checked: boolean, prev: boolean) {
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if (checked && !prev) {
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this.ionSelect.emit();
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}
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}
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@Listen('click')
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onClick() {
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this.checked = true;
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}
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private get hasLabel() {
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return !!this.el.querySelector('ion-label');
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}
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private get hasIcon() {
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return !!this.el.querySelector('ion-icon');
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}
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hostData() {
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const { checked, disabled, hasIcon, hasLabel, layout } = this;
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return {
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'aria-disabled': disabled ? 'true' : null,
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class: {
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[`${this.mode}`]: true,
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'segment-button-has-label': hasLabel,
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'segment-button-has-icon': hasIcon,
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'segment-button-has-label-only': hasLabel && !hasIcon,
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'segment-button-has-icon-only': hasIcon && !hasLabel,
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'segment-button-disabled': disabled,
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'segment-button-checked': checked,
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[`segment-button-layout-${layout}`]: true,
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'ion-activatable': true,
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'ion-activatable-instant': true,
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}
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};
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}
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render() {
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return [
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<button
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type="button"
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aria-pressed={this.checked ? 'true' : null}
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class="button-native"
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disabled={this.disabled}
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>
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<slot></slot>
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{this.mode === 'md' && <ion-ripple-effect></ion-ripple-effect>}
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</button>,
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<div class="segment-button-indicator"></div>
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];
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}
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}
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