121 lines
3.4 KiB
Vue
121 lines
3.4 KiB
Vue
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<template>
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<div :class="containerClass" @click="onClick($event)">
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<div class="p-hidden-accessible">
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<input :id="inputId" ref="input" type="checkbox" :checked="modelValue === true" :tabindex="tabindex" :disabled="disabled" :aria-labelledby="ariaLabelledby" :aria-label="ariaLabel"
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@keydown="onKeyDown($event)" @focus="onFocus($event)" @blur="onBlur($event)" v-bind="inputProps" >
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</div>
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<span class="p-sr-only" aria-live="polite">{{ariaValueLabel}}</span>
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<div ref="box" :class="['p-checkbox-box', {'p-highlight': (modelValue != null), 'p-disabled': disabled, 'p-focus': focused}]" >
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<span :class="['p-checkbox-icon', icon]"></span>
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</div>
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</div>
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</template>
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<script>
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export default {
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name: 'TriStateCheckbox',
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emits: ['click', 'update:modelValue', 'change', 'keydown', 'focus', 'blur'],
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props: {
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modelValue: null,
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inputId: null,
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inputProps: null,
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disabled: {
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type: Boolean,
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default: false
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},
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tabindex: {
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type: Number,
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default: 0
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},
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'aria-labelledby': {
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type: String,
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default: null
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},
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'aria-label': {
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type: String,
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default: null
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}
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},
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data() {
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return {
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focused: false
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};
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},
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methods: {
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updateModel() {
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if (!this.disabled) {
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let newValue;
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switch (this.modelValue) {
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case true:
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newValue = false;
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break;
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case false:
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newValue = null;
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break;
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case null:
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newValue = true;
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break;
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}
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this.$emit('update:modelValue', newValue);
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}
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},
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onClick(event) {
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this.updateModel();
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this.$emit('click', event);
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this.$emit('change', event);
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this.$refs.input.focus();
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},
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onKeyDown(event) {
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if (event.code === 'Enter') {
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this.updateModel();
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this.$emit('keydown', event);
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event.preventDefault();
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}
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},
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onFocus(event) {
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this.focused = true;
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this.$emit('focus', event);
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},
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onBlur(event) {
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this.focused = false;
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this.$emit('blur', event);
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}
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},
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computed: {
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icon() {
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let icon;
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switch (this.modelValue) {
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case true:
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icon = 'pi pi-check';
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break;
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case false:
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icon = 'pi pi-times';
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break;
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case null:
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icon = null;
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break;
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}
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return icon;
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},
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containerClass() {
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return [
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'p-checkbox p-component', {
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'p-checkbox-checked': this.modelValue === true,
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'p-checkbox-disabled': this.disabled,
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'p-checkbox-focused': this.focused
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}];
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},
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ariaValueLabel() {
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return this.modelValue ? this.$primevue.config.locale.aria.trueLabel : (this.modelValue === false ? this.$primevue.config.locale.aria.falseLabel : this.$primevue.config.locale.aria.nullLabel);
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}
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}
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}
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</script>
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