ant-design-vue
Version:
An enterprise-class UI design language and Vue-based implementation
138 lines • 5 kB
JavaScript
import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
import { createVNode as _createVNode } from "vue";
import { onMounted, getCurrentInstance, watch, onBeforeUnmount, ref, nextTick, defineComponent, withDirectives } from 'vue';
import ResizeObserver from '../vc-resize-observer';
import classNames from '../_util/classNames';
import calculateNodeHeight from './calculateNodeHeight';
import raf from '../_util/raf';
import warning from '../_util/warning';
import antInput from '../_util/antInputDirective';
import omit from '../_util/omit';
import { textAreaProps } from './inputProps';
var RESIZE_STATUS_NONE = 0;
var RESIZE_STATUS_RESIZING = 1;
var RESIZE_STATUS_RESIZED = 2;
var ResizableTextArea = defineComponent({
compatConfig: {
MODE: 3
},
name: 'ResizableTextArea',
inheritAttrs: false,
props: textAreaProps(),
setup: function setup(props, _ref) {
var attrs = _ref.attrs,
emit = _ref.emit,
expose = _ref.expose;
var nextFrameActionId;
var resizeFrameId;
var textAreaRef = ref();
var textareaStyles = ref({});
var resizeStatus = ref(RESIZE_STATUS_NONE);
onBeforeUnmount(function () {
raf.cancel(nextFrameActionId);
raf.cancel(resizeFrameId);
});
// https://github.com/ant-design/ant-design/issues/21870
var fixFirefoxAutoScroll = function fixFirefoxAutoScroll() {
try {
if (document.activeElement === textAreaRef.value) {
var currentStart = textAreaRef.value.selectionStart;
var currentEnd = textAreaRef.value.selectionEnd;
textAreaRef.value.setSelectionRange(currentStart, currentEnd);
}
} catch (e) {
// Fix error in Chrome:
// Failed to read the 'selectionStart' property from 'HTMLInputElement'
// http://stackoverflow.com/q/21177489/3040605
}
};
var resizeTextarea = function resizeTextarea() {
var autoSize = props.autoSize || props.autosize;
if (!autoSize || !textAreaRef.value) {
return;
}
var minRows = autoSize.minRows,
maxRows = autoSize.maxRows;
textareaStyles.value = calculateNodeHeight(textAreaRef.value, false, minRows, maxRows);
resizeStatus.value = RESIZE_STATUS_RESIZING;
raf.cancel(resizeFrameId);
resizeFrameId = raf(function () {
resizeStatus.value = RESIZE_STATUS_RESIZED;
resizeFrameId = raf(function () {
resizeStatus.value = RESIZE_STATUS_NONE;
fixFirefoxAutoScroll();
});
});
};
var resizeOnNextFrame = function resizeOnNextFrame() {
raf.cancel(nextFrameActionId);
nextFrameActionId = raf(resizeTextarea);
};
var handleResize = function handleResize(size) {
if (resizeStatus.value !== RESIZE_STATUS_NONE) {
return;
}
emit('resize', size);
var autoSize = props.autoSize || props.autosize;
if (autoSize) {
resizeOnNextFrame();
}
};
warning(props.autosize === undefined, 'Input.TextArea', 'autosize is deprecated, please use autoSize instead.');
var renderTextArea = function renderTextArea() {
var prefixCls = props.prefixCls,
autoSize = props.autoSize,
autosize = props.autosize,
disabled = props.disabled;
var otherProps = omit(props, ['prefixCls', 'onPressEnter', 'autoSize', 'autosize', 'defaultValue', 'allowClear', 'type', 'lazy', 'maxlength', 'valueModifiers']);
var cls = classNames(prefixCls, attrs.class, _defineProperty({}, "".concat(prefixCls, "-disabled"), disabled));
var style = [attrs.style, textareaStyles.value, resizeStatus.value === RESIZE_STATUS_RESIZING ? {
overflowX: 'hidden',
overflowY: 'hidden'
} : null];
var textareaProps = _objectSpread(_objectSpread(_objectSpread({}, otherProps), attrs), {}, {
style: style,
class: cls
});
if (!textareaProps.autofocus) {
delete textareaProps.autofocus;
}
if (textareaProps.rows === 0) {
delete textareaProps.rows;
}
return _createVNode(ResizeObserver, {
"onResize": handleResize,
"disabled": !(autoSize || autosize)
}, {
default: function _default() {
return [withDirectives(_createVNode("textarea", _objectSpread(_objectSpread({}, textareaProps), {}, {
"ref": textAreaRef
}), null), [[antInput]])];
}
});
};
watch(function () {
return props.value;
}, function () {
nextTick(function () {
resizeTextarea();
});
});
onMounted(function () {
nextTick(function () {
resizeTextarea();
});
});
var instance = getCurrentInstance();
expose({
resizeTextarea: resizeTextarea,
textArea: textAreaRef,
instance: instance
});
return function () {
return renderTextArea();
};
}
});
export default ResizableTextArea;