primevue-mirror/components/lib/selectbutton/SelectButton.vue

109 lines
3.8 KiB
Vue
Executable File

<template>
<div :class="cx('root')" role="group" :aria-labelledby="ariaLabelledby" v-bind="ptmi('root')">
<button
v-for="(option, i) of options"
:key="getOptionRenderKey(option)"
v-ripple
:aria-pressed="isSelected(option)"
:aria-disabled="isOptionDisabled(option)"
:class="cx('button', { option })"
@click="onOptionSelect($event, option, i)"
v-bind="getPTOptions(option, 'button')"
:data-p-highlight="isSelected(option)"
:data-p-disabled="isOptionDisabled(option)"
>
<slot name="option" :option="option" :index="i" :class="cx('label')">
<span :class="cx('label')" v-bind="getPTOptions(option, 'label')">{{ getOptionLabel(option) }}</span>
</slot>
</button>
</div>
</template>
<script>
import Ripple from 'primevue/ripple';
import { ObjectUtils } from 'primevue/utils';
import BaseSelectButton from './BaseSelectButton.vue';
export default {
name: 'SelectButton',
extends: BaseSelectButton,
inheritAttrs: false,
emits: ['update:modelValue', 'change'],
methods: {
getOptionLabel(option) {
return this.optionLabel ? ObjectUtils.resolveFieldData(option, this.optionLabel) : option;
},
getOptionValue(option) {
return this.optionValue ? ObjectUtils.resolveFieldData(option, this.optionValue) : option;
},
getOptionRenderKey(option) {
return this.dataKey ? ObjectUtils.resolveFieldData(option, this.dataKey) : this.getOptionLabel(option);
},
getPTOptions(option, key) {
return this.ptm(key, {
context: {
active: this.isSelected(option),
disabled: this.isOptionDisabled(option),
option
}
});
},
isOptionDisabled(option) {
return this.optionDisabled ? ObjectUtils.resolveFieldData(option, this.optionDisabled) : false;
},
onOptionSelect(event, option, index) {
if (this.disabled || this.isOptionDisabled(option)) {
return;
}
let selected = this.isSelected(option);
if (selected && !(this.unselectable && this.allowEmpty)) {
return;
}
let optionValue = this.getOptionValue(option);
let newValue;
if (this.multiple) {
if (selected) newValue = this.modelValue.filter((val) => !ObjectUtils.equals(val, optionValue, this.equalityKey));
else newValue = this.modelValue ? [...this.modelValue, optionValue] : [optionValue];
} else {
newValue = selected ? null : optionValue;
}
this.focusedIndex = index;
this.$emit('update:modelValue', newValue);
this.$emit('change', { event: event, value: newValue });
},
isSelected(option) {
let selected = false;
let optionValue = this.getOptionValue(option);
if (this.multiple) {
if (this.modelValue) {
for (let val of this.modelValue) {
if (ObjectUtils.equals(val, optionValue, this.equalityKey)) {
selected = true;
break;
}
}
}
} else {
selected = ObjectUtils.equals(this.modelValue, optionValue, this.equalityKey);
}
return selected;
}
},
computed: {
equalityKey() {
return this.optionValue ? null : this.dataKey;
}
},
directives: {
ripple: Ripple
}
};
</script>