63 lines
1.6 KiB
Vue
63 lines
1.6 KiB
Vue
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<template>
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<textarea :class="['p-inputtextarea p-inputtext p-component', { 'p-filled': filled, 'p-inputtextarea-resizable ': autoResize }]" :value="modelValue" @input="onInput"></textarea>
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</template>
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<script>
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export default {
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name: 'Textarea',
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emits: ['update:modelValue'],
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props: {
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modelValue: null,
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autoResize: Boolean
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},
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mounted() {
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if (this.$el.offsetParent && this.autoResize) {
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this.resize();
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}
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},
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updated() {
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if (this.$el.offsetParent && this.autoResize) {
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this.resize();
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}
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},
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methods: {
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resize() {
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const style = window.getComputedStyle(this.$el);
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this.$el.style.height = 'auto';
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this.$el.style.height = `calc(${style.borderTopWidth} + ${style.borderBottomWidth} + ${this.$el.scrollHeight}px)`;
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if (parseFloat(this.$el.style.height) >= parseFloat(this.$el.style.maxHeight)) {
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this.$el.style.overflowY = 'scroll';
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this.$el.style.height = this.$el.style.maxHeight;
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} else {
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this.$el.style.overflow = 'hidden';
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}
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},
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onInput(event) {
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if (this.autoResize) {
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this.resize();
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}
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this.$emit('update:modelValue', event.target.value);
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}
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},
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computed: {
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filled() {
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return this.modelValue != null && this.modelValue.toString().length > 0;
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}
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}
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};
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</script>
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<style>
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.p-inputtextarea-resizable {
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overflow: hidden;
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resize: none;
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}
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.p-fluid .p-inputtextarea {
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width: 100%;
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}
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</style>
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