primevue-mirror/components/lib/tristatecheckbox/TriStateCheckbox.vue

149 lines
4.5 KiB
Vue
Executable File

<template>
<div :class="containerClass" @click="onClick($event)" v-bind="ptm('root')">
<div class="p-hidden-accessible" v-bind="ptm('hiddenInputWrapper')">
<input
ref="input"
:id="inputId"
type="checkbox"
:checked="modelValue === true"
:tabindex="tabindex"
:disabled="disabled"
:aria-labelledby="ariaLabelledby"
:aria-label="ariaLabel"
@keydown="onKeyDown($event)"
@focus="onFocus($event)"
@blur="onBlur($event)"
v-bind="{ ...inputProps, ...ptm('hiddenInput') }"
/>
</div>
<span class="p-sr-only" aria-live="polite" v-bind="ptm('srOnlyAria')">{{ ariaValueLabel }}</span>
<div ref="box" :class="['p-checkbox-box', { 'p-highlight': modelValue != null, 'p-disabled': disabled, 'p-focus': focused }]" v-bind="getPTOptions('checkbox')">
<slot v-if="modelValue === true" name="checkicon">
<component :is="'CheckIcon'" class="p-checkbox-icon" v-bind="ptm('checkIcon')" />
</slot>
<slot v-else-if="modelValue === false" name="uncheckicon">
<component :is="'TimesIcon'" class="p-checkbox-icon" v-bind="ptm('uncheckIcon')" />
</slot>
<slot v-else name="nullableicon">
<span class="p-checkbox-icon" v-bind="ptm('nullableIcon')"></span>
</slot>
</div>
</div>
</template>
<script>
import BaseComponent from 'primevue/basecomponent';
import CheckIcon from 'primevue/icons/check';
import TimesIcon from 'primevue/icons/times';
export default {
name: 'TriStateCheckbox',
extends: BaseComponent,
emits: ['click', 'update:modelValue', 'change', 'keydown', 'focus', 'blur'],
props: {
modelValue: null,
inputId: {
type: String,
default: null
},
inputProps: {
type: null,
default: null
},
disabled: {
type: Boolean,
default: false
},
tabindex: {
type: Number,
default: 0
},
'aria-labelledby': {
type: String,
default: null
},
'aria-label': {
type: String,
default: null
}
},
data() {
return {
focused: false
};
},
methods: {
getPTOptions(key) {
return this.ptm(key, {
context: {
active: this.modelValue !== null,
focused: this.focused,
disabled: this.disabled
}
});
},
updateModel() {
if (!this.disabled) {
let newValue;
switch (this.modelValue) {
case true:
newValue = false;
break;
case false:
newValue = null;
break;
default:
newValue = true;
break;
}
this.$emit('update:modelValue', newValue);
}
},
onClick(event) {
this.updateModel();
this.$emit('click', event);
this.$emit('change', event);
this.$refs.input.focus();
},
onKeyDown(event) {
if (event.code === 'Enter') {
this.updateModel();
this.$emit('keydown', event);
event.preventDefault();
}
},
onFocus(event) {
this.focused = true;
this.$emit('focus', event);
},
onBlur(event) {
this.focused = false;
this.$emit('blur', event);
}
},
computed: {
containerClass() {
return [
'p-checkbox p-component',
{
'p-checkbox-checked': this.modelValue === true,
'p-checkbox-disabled': this.disabled,
'p-checkbox-focused': this.focused
}
];
},
ariaValueLabel() {
return this.modelValue ? this.$primevue.config.locale.aria.trueLabel : this.modelValue === false ? this.$primevue.config.locale.aria.falseLabel : this.$primevue.config.locale.aria.nullLabel;
}
},
components: {
CheckIcon: CheckIcon,
TimesIcon: TimesIcon
}
};
</script>