first
This commit is contained in:
Ivan
8
packages/select/index.js
Normal file
8
packages/select/index.js
Normal file
@@ -0,0 +1,8 @@
|
||||
import Select from './src/select';
|
||||
|
||||
/* istanbul ignore next */
|
||||
Select.install = function(Vue) {
|
||||
Vue.component(Select.name, Select);
|
||||
};
|
||||
|
||||
export default Select;
|
||||
54
packages/select/src/navigation-mixin.js
Normal file
54
packages/select/src/navigation-mixin.js
Normal file
@@ -0,0 +1,54 @@
|
||||
export default {
|
||||
data() {
|
||||
return {
|
||||
hoverOption: -1
|
||||
};
|
||||
},
|
||||
|
||||
computed: {
|
||||
optionsAllDisabled() {
|
||||
return this.options.filter(option => option.visible).every(option => option.disabled);
|
||||
}
|
||||
},
|
||||
|
||||
watch: {
|
||||
hoverIndex(val) {
|
||||
if (typeof val === 'number' && val > -1) {
|
||||
this.hoverOption = this.options[val] || {};
|
||||
}
|
||||
this.options.forEach(option => {
|
||||
option.hover = this.hoverOption === option;
|
||||
});
|
||||
}
|
||||
},
|
||||
|
||||
methods: {
|
||||
navigateOptions(direction) {
|
||||
if (!this.visible) {
|
||||
this.visible = true;
|
||||
return;
|
||||
}
|
||||
if (this.options.length === 0 || this.filteredOptionsCount === 0) return;
|
||||
if (!this.optionsAllDisabled) {
|
||||
if (direction === 'next') {
|
||||
this.hoverIndex++;
|
||||
if (this.hoverIndex === this.options.length) {
|
||||
this.hoverIndex = 0;
|
||||
}
|
||||
} else if (direction === 'prev') {
|
||||
this.hoverIndex--;
|
||||
if (this.hoverIndex < 0) {
|
||||
this.hoverIndex = this.options.length - 1;
|
||||
}
|
||||
}
|
||||
const option = this.options[this.hoverIndex];
|
||||
if (option.disabled === true ||
|
||||
option.groupDisabled === true ||
|
||||
!option.visible) {
|
||||
this.navigateOptions(direction);
|
||||
}
|
||||
this.$nextTick(() => this.scrollToOption(this.hoverOption));
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
60
packages/select/src/option-group.vue
Normal file
60
packages/select/src/option-group.vue
Normal file
@@ -0,0 +1,60 @@
|
||||
<template>
|
||||
<ul class="el-select-group__wrap" v-show="visible">
|
||||
<li class="el-select-group__title">{{ label }}</li>
|
||||
<li>
|
||||
<ul class="el-select-group">
|
||||
<slot></slot>
|
||||
</ul>
|
||||
</li>
|
||||
</ul>
|
||||
</template>
|
||||
|
||||
<script type="text/babel">
|
||||
import Emitter from 'element-ui/src/mixins/emitter';
|
||||
|
||||
export default {
|
||||
mixins: [Emitter],
|
||||
|
||||
name: 'ElOptionGroup',
|
||||
|
||||
componentName: 'ElOptionGroup',
|
||||
|
||||
props: {
|
||||
label: String,
|
||||
disabled: {
|
||||
type: Boolean,
|
||||
default: false
|
||||
}
|
||||
},
|
||||
|
||||
data() {
|
||||
return {
|
||||
visible: true
|
||||
};
|
||||
},
|
||||
|
||||
watch: {
|
||||
disabled(val) {
|
||||
this.broadcast('ElOption', 'handleGroupDisabled', val);
|
||||
}
|
||||
},
|
||||
|
||||
methods: {
|
||||
queryChange() {
|
||||
this.visible = this.$children &&
|
||||
Array.isArray(this.$children) &&
|
||||
this.$children.some(option => option.visible === true);
|
||||
}
|
||||
},
|
||||
|
||||
created() {
|
||||
this.$on('queryChange', this.queryChange);
|
||||
},
|
||||
|
||||
mounted() {
|
||||
if (this.disabled) {
|
||||
this.broadcast('ElOption', 'handleGroupDisabled', this.disabled);
|
||||
}
|
||||
}
|
||||
};
|
||||
</script>
|
||||
168
packages/select/src/option.vue
Normal file
168
packages/select/src/option.vue
Normal file
@@ -0,0 +1,168 @@
|
||||
<template>
|
||||
<li
|
||||
@mouseenter="hoverItem"
|
||||
@click.stop="selectOptionClick"
|
||||
class="el-select-dropdown__item"
|
||||
v-show="visible"
|
||||
:class="{
|
||||
'selected': itemSelected,
|
||||
'is-disabled': disabled || groupDisabled || limitReached,
|
||||
'hover': hover
|
||||
}">
|
||||
<slot>
|
||||
<span>{{ currentLabel }}</span>
|
||||
</slot>
|
||||
</li>
|
||||
</template>
|
||||
|
||||
<script type="text/babel">
|
||||
import Emitter from 'element-ui/src/mixins/emitter';
|
||||
import { getValueByPath, escapeRegexpString } from 'element-ui/src/utils/util';
|
||||
|
||||
export default {
|
||||
mixins: [Emitter],
|
||||
|
||||
name: 'ElOption',
|
||||
|
||||
componentName: 'ElOption',
|
||||
|
||||
inject: ['select'],
|
||||
|
||||
props: {
|
||||
value: {
|
||||
required: true
|
||||
},
|
||||
label: [String, Number],
|
||||
created: Boolean,
|
||||
disabled: {
|
||||
type: Boolean,
|
||||
default: false
|
||||
}
|
||||
},
|
||||
|
||||
data() {
|
||||
return {
|
||||
index: -1,
|
||||
groupDisabled: false,
|
||||
visible: true,
|
||||
hitState: false,
|
||||
hover: false
|
||||
};
|
||||
},
|
||||
|
||||
computed: {
|
||||
isObject() {
|
||||
return Object.prototype.toString.call(this.value).toLowerCase() === '[object object]';
|
||||
},
|
||||
|
||||
currentLabel() {
|
||||
return this.label || (this.isObject ? '' : this.value);
|
||||
},
|
||||
|
||||
currentValue() {
|
||||
return this.value || this.label || '';
|
||||
},
|
||||
|
||||
itemSelected() {
|
||||
if (!this.select.multiple) {
|
||||
return this.isEqual(this.value, this.select.value);
|
||||
} else {
|
||||
return this.contains(this.select.value, this.value);
|
||||
}
|
||||
},
|
||||
|
||||
limitReached() {
|
||||
if (this.select.multiple) {
|
||||
return !this.itemSelected &&
|
||||
(this.select.value || []).length >= this.select.multipleLimit &&
|
||||
this.select.multipleLimit > 0;
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
watch: {
|
||||
currentLabel() {
|
||||
if (!this.created && !this.select.remote) this.dispatch('ElSelect', 'setSelected');
|
||||
},
|
||||
value(val, oldVal) {
|
||||
const { remote, valueKey } = this.select;
|
||||
if (!this.created && !remote) {
|
||||
if (valueKey && typeof val === 'object' && typeof oldVal === 'object' && val[valueKey] === oldVal[valueKey]) {
|
||||
return;
|
||||
}
|
||||
this.dispatch('ElSelect', 'setSelected');
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
methods: {
|
||||
isEqual(a, b) {
|
||||
if (!this.isObject) {
|
||||
return a === b;
|
||||
} else {
|
||||
const valueKey = this.select.valueKey;
|
||||
return getValueByPath(a, valueKey) === getValueByPath(b, valueKey);
|
||||
}
|
||||
},
|
||||
|
||||
contains(arr = [], target) {
|
||||
if (!this.isObject) {
|
||||
return arr && arr.indexOf(target) > -1;
|
||||
} else {
|
||||
const valueKey = this.select.valueKey;
|
||||
return arr && arr.some(item => {
|
||||
return getValueByPath(item, valueKey) === getValueByPath(target, valueKey);
|
||||
});
|
||||
}
|
||||
},
|
||||
|
||||
handleGroupDisabled(val) {
|
||||
this.groupDisabled = val;
|
||||
},
|
||||
|
||||
hoverItem() {
|
||||
if (!this.disabled && !this.groupDisabled) {
|
||||
this.select.hoverIndex = this.select.options.indexOf(this);
|
||||
}
|
||||
},
|
||||
|
||||
selectOptionClick() {
|
||||
if (this.disabled !== true && this.groupDisabled !== true) {
|
||||
this.dispatch('ElSelect', 'handleOptionClick', [this, true]);
|
||||
}
|
||||
},
|
||||
|
||||
queryChange(query) {
|
||||
this.visible = new RegExp(escapeRegexpString(query), 'i').test(this.currentLabel) || this.created;
|
||||
if (!this.visible) {
|
||||
this.select.filteredOptionsCount--;
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
created() {
|
||||
this.select.options.push(this);
|
||||
this.select.cachedOptions.push(this);
|
||||
this.select.optionsCount++;
|
||||
this.select.filteredOptionsCount++;
|
||||
|
||||
this.$on('queryChange', this.queryChange);
|
||||
this.$on('handleGroupDisabled', this.handleGroupDisabled);
|
||||
},
|
||||
|
||||
beforeDestroy() {
|
||||
const { selected, multiple } = this.select;
|
||||
let selectedOptions = multiple ? selected : [selected];
|
||||
let index = this.select.cachedOptions.indexOf(this);
|
||||
let selectedIndex = selectedOptions.indexOf(this);
|
||||
|
||||
// if option is not selected, remove it from cache
|
||||
if (index > -1 && selectedIndex < 0) {
|
||||
this.select.cachedOptions.splice(index, 1);
|
||||
}
|
||||
this.select.onOptionDestroy(this.select.options.indexOf(this));
|
||||
}
|
||||
};
|
||||
</script>
|
||||
74
packages/select/src/select-dropdown.vue
Normal file
74
packages/select/src/select-dropdown.vue
Normal file
@@ -0,0 +1,74 @@
|
||||
<template>
|
||||
<div
|
||||
class="el-select-dropdown el-popper"
|
||||
:class="[{ 'is-multiple': $parent.multiple }, popperClass]"
|
||||
:style="{ minWidth: minWidth }">
|
||||
<slot></slot>
|
||||
</div>
|
||||
</template>
|
||||
|
||||
<script type="text/babel">
|
||||
import Popper from 'element-ui/src/utils/vue-popper';
|
||||
|
||||
export default {
|
||||
name: 'ElSelectDropdown',
|
||||
|
||||
componentName: 'ElSelectDropdown',
|
||||
|
||||
mixins: [Popper],
|
||||
|
||||
props: {
|
||||
placement: {
|
||||
default: 'bottom-start'
|
||||
},
|
||||
|
||||
boundariesPadding: {
|
||||
default: 0
|
||||
},
|
||||
|
||||
popperOptions: {
|
||||
default() {
|
||||
return {
|
||||
gpuAcceleration: false
|
||||
};
|
||||
}
|
||||
},
|
||||
|
||||
visibleArrow: {
|
||||
default: true
|
||||
},
|
||||
|
||||
appendToBody: {
|
||||
type: Boolean,
|
||||
default: true
|
||||
}
|
||||
},
|
||||
|
||||
data() {
|
||||
return {
|
||||
minWidth: ''
|
||||
};
|
||||
},
|
||||
|
||||
computed: {
|
||||
popperClass() {
|
||||
return this.$parent.popperClass;
|
||||
}
|
||||
},
|
||||
|
||||
watch: {
|
||||
'$parent.inputWidth'() {
|
||||
this.minWidth = this.$parent.$el.getBoundingClientRect().width + 'px';
|
||||
}
|
||||
},
|
||||
|
||||
mounted() {
|
||||
this.referenceElm = this.$parent.$refs.reference.$el;
|
||||
this.$parent.popperElm = this.popperElm = this.$el;
|
||||
this.$on('updatePopper', () => {
|
||||
if (this.$parent.visible) this.updatePopper();
|
||||
});
|
||||
this.$on('destroyPopper', this.destroyPopper);
|
||||
}
|
||||
};
|
||||
</script>
|
||||
892
packages/select/src/select.vue
Normal file
892
packages/select/src/select.vue
Normal file
@@ -0,0 +1,892 @@
|
||||
<template>
|
||||
<div
|
||||
class="el-select"
|
||||
:class="[selectSize ? 'el-select--' + selectSize : '']"
|
||||
@click.stop="toggleMenu"
|
||||
v-clickoutside="handleClose">
|
||||
<div
|
||||
class="el-select__tags"
|
||||
v-if="multiple"
|
||||
ref="tags"
|
||||
:style="{ 'max-width': inputWidth - 32 + 'px', width: '100%' }">
|
||||
<span v-if="collapseTags && selected.length">
|
||||
<el-tag
|
||||
:closable="!selectDisabled"
|
||||
:size="collapseTagSize"
|
||||
:hit="selected[0].hitState"
|
||||
type="info"
|
||||
@close="deleteTag($event, selected[0])"
|
||||
disable-transitions>
|
||||
<span class="el-select__tags-text">{{ selected[0].currentLabel }}</span>
|
||||
</el-tag>
|
||||
<el-tag
|
||||
v-if="selected.length > 1"
|
||||
:closable="false"
|
||||
:size="collapseTagSize"
|
||||
type="info"
|
||||
disable-transitions>
|
||||
<span class="el-select__tags-text">+ {{ selected.length - 1 }}</span>
|
||||
</el-tag>
|
||||
</span>
|
||||
<transition-group @after-leave="resetInputHeight" v-if="!collapseTags">
|
||||
<el-tag
|
||||
v-for="item in selected"
|
||||
:key="getValueKey(item)"
|
||||
:closable="!selectDisabled"
|
||||
:size="collapseTagSize"
|
||||
:hit="item.hitState"
|
||||
type="info"
|
||||
@close="deleteTag($event, item)"
|
||||
disable-transitions>
|
||||
<span class="el-select__tags-text">{{ item.currentLabel }}</span>
|
||||
</el-tag>
|
||||
</transition-group>
|
||||
|
||||
<input
|
||||
type="text"
|
||||
class="el-select__input"
|
||||
:class="[selectSize ? `is-${ selectSize }` : '']"
|
||||
:disabled="selectDisabled"
|
||||
:autocomplete="autoComplete || autocomplete"
|
||||
@focus="handleFocus"
|
||||
@blur="softFocus = false"
|
||||
@keyup="managePlaceholder"
|
||||
@keydown="resetInputState"
|
||||
@keydown.down.prevent="navigateOptions('next')"
|
||||
@keydown.up.prevent="navigateOptions('prev')"
|
||||
@keydown.enter.prevent="selectOption"
|
||||
@keydown.esc.stop.prevent="visible = false"
|
||||
@keydown.delete="deletePrevTag"
|
||||
@keydown.tab="visible = false"
|
||||
@compositionstart="handleComposition"
|
||||
@compositionupdate="handleComposition"
|
||||
@compositionend="handleComposition"
|
||||
v-model="query"
|
||||
@input="debouncedQueryChange"
|
||||
v-if="filterable"
|
||||
:style="{ 'flex-grow': '1', width: inputLength / (inputWidth - 32) + '%', 'max-width': inputWidth - 42 + 'px' }"
|
||||
ref="input">
|
||||
</div>
|
||||
<el-input
|
||||
ref="reference"
|
||||
v-model="selectedLabel"
|
||||
type="text"
|
||||
:placeholder="currentPlaceholder"
|
||||
:name="name"
|
||||
:id="id"
|
||||
:autocomplete="autoComplete || autocomplete"
|
||||
:size="selectSize"
|
||||
:disabled="selectDisabled"
|
||||
:readonly="readonly"
|
||||
:validate-event="false"
|
||||
:class="{ 'is-focus': visible }"
|
||||
:tabindex="(multiple && filterable) ? '-1' : null"
|
||||
@focus="handleFocus"
|
||||
@blur="handleBlur"
|
||||
@keyup.native="debouncedOnInputChange"
|
||||
@keydown.native.down.stop.prevent="navigateOptions('next')"
|
||||
@keydown.native.up.stop.prevent="navigateOptions('prev')"
|
||||
@keydown.native.enter.prevent="selectOption"
|
||||
@keydown.native.esc.stop.prevent="visible = false"
|
||||
@keydown.native.tab="visible = false"
|
||||
@paste.native="debouncedOnInputChange"
|
||||
@mouseenter.native="inputHovering = true"
|
||||
@mouseleave.native="inputHovering = false">
|
||||
<template slot="prefix" v-if="$slots.prefix">
|
||||
<slot name="prefix"></slot>
|
||||
</template>
|
||||
<template slot="suffix">
|
||||
<i v-show="!showClose" :class="['el-select__caret', 'el-input__icon', 'el-icon-' + iconClass]"></i>
|
||||
<i v-if="showClose" class="el-select__caret el-input__icon el-icon-circle-close" @click="handleClearClick"></i>
|
||||
</template>
|
||||
</el-input>
|
||||
<transition
|
||||
name="el-zoom-in-top"
|
||||
@before-enter="handleMenuEnter"
|
||||
@after-leave="doDestroy">
|
||||
<el-select-menu
|
||||
ref="popper"
|
||||
:append-to-body="popperAppendToBody"
|
||||
v-show="visible && emptyText !== false">
|
||||
<el-scrollbar
|
||||
tag="ul"
|
||||
wrap-class="el-select-dropdown__wrap"
|
||||
view-class="el-select-dropdown__list"
|
||||
ref="scrollbar"
|
||||
:class="{ 'is-empty': !allowCreate && query && filteredOptionsCount === 0 }"
|
||||
v-show="options.length > 0 && !loading">
|
||||
<el-option
|
||||
:value="query"
|
||||
created
|
||||
v-if="showNewOption">
|
||||
</el-option>
|
||||
<slot></slot>
|
||||
</el-scrollbar>
|
||||
<template v-if="emptyText && (!allowCreate || loading || (allowCreate && options.length === 0 ))">
|
||||
<slot name="empty" v-if="$slots.empty"></slot>
|
||||
<p class="el-select-dropdown__empty" v-else>
|
||||
{{ emptyText }}
|
||||
</p>
|
||||
</template>
|
||||
</el-select-menu>
|
||||
</transition>
|
||||
</div>
|
||||
</template>
|
||||
|
||||
<script type="text/babel">
|
||||
import Emitter from 'element-ui/src/mixins/emitter';
|
||||
import Focus from 'element-ui/src/mixins/focus';
|
||||
import Locale from 'element-ui/src/mixins/locale';
|
||||
import ElInput from 'element-ui/packages/input';
|
||||
import ElSelectMenu from './select-dropdown.vue';
|
||||
import ElOption from './option.vue';
|
||||
import ElTag from 'element-ui/packages/tag';
|
||||
import ElScrollbar from 'element-ui/packages/scrollbar';
|
||||
import debounce from 'throttle-debounce/debounce';
|
||||
import Clickoutside from 'element-ui/src/utils/clickoutside';
|
||||
import { addResizeListener, removeResizeListener } from 'element-ui/src/utils/resize-event';
|
||||
import scrollIntoView from 'element-ui/src/utils/scroll-into-view';
|
||||
import { getValueByPath, valueEquals, isIE, isEdge } from 'element-ui/src/utils/util';
|
||||
import NavigationMixin from './navigation-mixin';
|
||||
import { isKorean } from 'element-ui/src/utils/shared';
|
||||
|
||||
export default {
|
||||
mixins: [Emitter, Locale, Focus('reference'), NavigationMixin],
|
||||
|
||||
name: 'ElSelect',
|
||||
|
||||
componentName: 'ElSelect',
|
||||
|
||||
inject: {
|
||||
elForm: {
|
||||
default: ''
|
||||
},
|
||||
|
||||
elFormItem: {
|
||||
default: ''
|
||||
}
|
||||
},
|
||||
|
||||
provide() {
|
||||
return {
|
||||
'select': this
|
||||
};
|
||||
},
|
||||
|
||||
computed: {
|
||||
_elFormItemSize() {
|
||||
return (this.elFormItem || {}).elFormItemSize;
|
||||
},
|
||||
|
||||
readonly() {
|
||||
return !this.filterable || this.multiple || (!isIE() && !isEdge() && !this.visible);
|
||||
},
|
||||
|
||||
showClose() {
|
||||
let hasValue = this.multiple
|
||||
? Array.isArray(this.value) && this.value.length > 0
|
||||
: this.value !== undefined && this.value !== null && this.value !== '';
|
||||
let criteria = this.clearable &&
|
||||
!this.selectDisabled &&
|
||||
this.inputHovering &&
|
||||
hasValue;
|
||||
return criteria;
|
||||
},
|
||||
|
||||
iconClass() {
|
||||
return this.remote && this.filterable ? '' : (this.visible ? 'arrow-up is-reverse' : 'arrow-up');
|
||||
},
|
||||
|
||||
debounce() {
|
||||
return this.remote ? 300 : 0;
|
||||
},
|
||||
|
||||
emptyText() {
|
||||
if (this.loading) {
|
||||
return this.loadingText || this.t('el.select.loading');
|
||||
} else {
|
||||
if (this.remote && this.query === '' && this.options.length === 0) return false;
|
||||
if (this.filterable && this.query && this.options.length > 0 && this.filteredOptionsCount === 0) {
|
||||
return this.noMatchText || this.t('el.select.noMatch');
|
||||
}
|
||||
if (this.options.length === 0) {
|
||||
return this.noDataText || this.t('el.select.noData');
|
||||
}
|
||||
}
|
||||
return null;
|
||||
},
|
||||
|
||||
showNewOption() {
|
||||
let hasExistingOption = this.options.filter(option => !option.created)
|
||||
.some(option => option.currentLabel === this.query);
|
||||
return this.filterable && this.allowCreate && this.query !== '' && !hasExistingOption;
|
||||
},
|
||||
|
||||
selectSize() {
|
||||
return this.size || this._elFormItemSize || (this.$ELEMENT || {}).size;
|
||||
},
|
||||
|
||||
selectDisabled() {
|
||||
return this.disabled || (this.elForm || {}).disabled;
|
||||
},
|
||||
|
||||
collapseTagSize() {
|
||||
return ['small', 'mini'].indexOf(this.selectSize) > -1
|
||||
? 'mini'
|
||||
: 'small';
|
||||
},
|
||||
propPlaceholder() {
|
||||
return typeof this.placeholder !== 'undefined' ? this.placeholder : this.t('el.select.placeholder');
|
||||
}
|
||||
},
|
||||
|
||||
components: {
|
||||
ElInput,
|
||||
ElSelectMenu,
|
||||
ElOption,
|
||||
ElTag,
|
||||
ElScrollbar
|
||||
},
|
||||
|
||||
directives: { Clickoutside },
|
||||
|
||||
props: {
|
||||
name: String,
|
||||
id: String,
|
||||
value: {
|
||||
required: true
|
||||
},
|
||||
autocomplete: {
|
||||
type: String,
|
||||
default: 'off'
|
||||
},
|
||||
/** @Deprecated in next major version */
|
||||
autoComplete: {
|
||||
type: String,
|
||||
validator(val) {
|
||||
process.env.NODE_ENV !== 'production' &&
|
||||
console.warn('[Element Warn][Select]\'auto-complete\' property will be deprecated in next major version. please use \'autocomplete\' instead.');
|
||||
return true;
|
||||
}
|
||||
},
|
||||
automaticDropdown: Boolean,
|
||||
size: String,
|
||||
disabled: Boolean,
|
||||
clearable: Boolean,
|
||||
filterable: Boolean,
|
||||
allowCreate: Boolean,
|
||||
loading: Boolean,
|
||||
popperClass: String,
|
||||
remote: Boolean,
|
||||
loadingText: String,
|
||||
noMatchText: String,
|
||||
noDataText: String,
|
||||
remoteMethod: Function,
|
||||
filterMethod: Function,
|
||||
multiple: Boolean,
|
||||
multipleLimit: {
|
||||
type: Number,
|
||||
default: 0
|
||||
},
|
||||
placeholder: {
|
||||
type: String,
|
||||
required: false
|
||||
},
|
||||
defaultFirstOption: Boolean,
|
||||
reserveKeyword: Boolean,
|
||||
valueKey: {
|
||||
type: String,
|
||||
default: 'value'
|
||||
},
|
||||
collapseTags: Boolean,
|
||||
popperAppendToBody: {
|
||||
type: Boolean,
|
||||
default: true
|
||||
}
|
||||
},
|
||||
|
||||
data() {
|
||||
return {
|
||||
options: [],
|
||||
cachedOptions: [],
|
||||
createdLabel: null,
|
||||
createdSelected: false,
|
||||
selected: this.multiple ? [] : {},
|
||||
inputLength: 20,
|
||||
inputWidth: 0,
|
||||
initialInputHeight: 0,
|
||||
cachedPlaceHolder: '',
|
||||
optionsCount: 0,
|
||||
filteredOptionsCount: 0,
|
||||
visible: false,
|
||||
softFocus: false,
|
||||
selectedLabel: '',
|
||||
hoverIndex: -1,
|
||||
query: '',
|
||||
previousQuery: null,
|
||||
inputHovering: false,
|
||||
currentPlaceholder: '',
|
||||
menuVisibleOnFocus: false,
|
||||
isOnComposition: false,
|
||||
isSilentBlur: false
|
||||
};
|
||||
},
|
||||
|
||||
watch: {
|
||||
selectDisabled() {
|
||||
this.$nextTick(() => {
|
||||
this.resetInputHeight();
|
||||
});
|
||||
},
|
||||
|
||||
propPlaceholder(val) {
|
||||
this.cachedPlaceHolder = this.currentPlaceholder = val;
|
||||
},
|
||||
|
||||
value(val, oldVal) {
|
||||
if (this.multiple) {
|
||||
this.resetInputHeight();
|
||||
if ((val && val.length > 0) || (this.$refs.input && this.query !== '')) {
|
||||
this.currentPlaceholder = '';
|
||||
} else {
|
||||
this.currentPlaceholder = this.cachedPlaceHolder;
|
||||
}
|
||||
if (this.filterable && !this.reserveKeyword) {
|
||||
this.query = '';
|
||||
this.handleQueryChange(this.query);
|
||||
}
|
||||
}
|
||||
this.setSelected();
|
||||
if (this.filterable && !this.multiple) {
|
||||
this.inputLength = 20;
|
||||
}
|
||||
if (!valueEquals(val, oldVal)) {
|
||||
this.dispatch('ElFormItem', 'el.form.change', val);
|
||||
}
|
||||
},
|
||||
|
||||
visible(val) {
|
||||
if (!val) {
|
||||
this.broadcast('ElSelectDropdown', 'destroyPopper');
|
||||
if (this.$refs.input) {
|
||||
this.$refs.input.blur();
|
||||
}
|
||||
this.query = '';
|
||||
this.previousQuery = null;
|
||||
this.selectedLabel = '';
|
||||
this.inputLength = 20;
|
||||
this.menuVisibleOnFocus = false;
|
||||
this.resetHoverIndex();
|
||||
this.$nextTick(() => {
|
||||
if (this.$refs.input &&
|
||||
this.$refs.input.value === '' &&
|
||||
this.selected.length === 0) {
|
||||
this.currentPlaceholder = this.cachedPlaceHolder;
|
||||
}
|
||||
});
|
||||
if (!this.multiple) {
|
||||
if (this.selected) {
|
||||
if (this.filterable && this.allowCreate &&
|
||||
this.createdSelected && this.createdLabel) {
|
||||
this.selectedLabel = this.createdLabel;
|
||||
} else {
|
||||
this.selectedLabel = this.selected.currentLabel;
|
||||
}
|
||||
if (this.filterable) this.query = this.selectedLabel;
|
||||
}
|
||||
|
||||
if (this.filterable) {
|
||||
this.currentPlaceholder = this.cachedPlaceHolder;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
this.broadcast('ElSelectDropdown', 'updatePopper');
|
||||
if (this.filterable) {
|
||||
this.query = this.remote ? '' : this.selectedLabel;
|
||||
this.handleQueryChange(this.query);
|
||||
if (this.multiple) {
|
||||
this.$refs.input.focus();
|
||||
} else {
|
||||
if (!this.remote) {
|
||||
this.broadcast('ElOption', 'queryChange', '');
|
||||
this.broadcast('ElOptionGroup', 'queryChange');
|
||||
}
|
||||
|
||||
if (this.selectedLabel) {
|
||||
this.currentPlaceholder = this.selectedLabel;
|
||||
this.selectedLabel = '';
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
this.$emit('visible-change', val);
|
||||
},
|
||||
|
||||
options() {
|
||||
if (this.$isServer) return;
|
||||
this.$nextTick(() => {
|
||||
this.broadcast('ElSelectDropdown', 'updatePopper');
|
||||
});
|
||||
if (this.multiple) {
|
||||
this.resetInputHeight();
|
||||
}
|
||||
let inputs = this.$el.querySelectorAll('input');
|
||||
if ([].indexOf.call(inputs, document.activeElement) === -1) {
|
||||
this.setSelected();
|
||||
}
|
||||
if (this.defaultFirstOption && (this.filterable || this.remote) && this.filteredOptionsCount) {
|
||||
this.checkDefaultFirstOption();
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
methods: {
|
||||
handleComposition(event) {
|
||||
const text = event.target.value;
|
||||
if (event.type === 'compositionend') {
|
||||
this.isOnComposition = false;
|
||||
this.$nextTick(_ => this.handleQueryChange(text));
|
||||
} else {
|
||||
const lastCharacter = text[text.length - 1] || '';
|
||||
this.isOnComposition = !isKorean(lastCharacter);
|
||||
}
|
||||
},
|
||||
handleQueryChange(val) {
|
||||
if (this.previousQuery === val || this.isOnComposition) return;
|
||||
if (
|
||||
this.previousQuery === null &&
|
||||
(typeof this.filterMethod === 'function' || typeof this.remoteMethod === 'function')
|
||||
) {
|
||||
this.previousQuery = val;
|
||||
return;
|
||||
}
|
||||
this.previousQuery = val;
|
||||
this.$nextTick(() => {
|
||||
if (this.visible) this.broadcast('ElSelectDropdown', 'updatePopper');
|
||||
});
|
||||
this.hoverIndex = -1;
|
||||
if (this.multiple && this.filterable) {
|
||||
this.$nextTick(() => {
|
||||
const length = this.$refs.input.value.length * 15 + 20;
|
||||
this.inputLength = this.collapseTags ? Math.min(50, length) : length;
|
||||
this.managePlaceholder();
|
||||
this.resetInputHeight();
|
||||
});
|
||||
}
|
||||
if (this.remote && typeof this.remoteMethod === 'function') {
|
||||
this.hoverIndex = -1;
|
||||
this.remoteMethod(val);
|
||||
} else if (typeof this.filterMethod === 'function') {
|
||||
this.filterMethod(val);
|
||||
this.broadcast('ElOptionGroup', 'queryChange');
|
||||
} else {
|
||||
this.filteredOptionsCount = this.optionsCount;
|
||||
this.broadcast('ElOption', 'queryChange', val);
|
||||
this.broadcast('ElOptionGroup', 'queryChange');
|
||||
}
|
||||
if (this.defaultFirstOption && (this.filterable || this.remote) && this.filteredOptionsCount) {
|
||||
this.checkDefaultFirstOption();
|
||||
}
|
||||
},
|
||||
|
||||
scrollToOption(option) {
|
||||
const target = Array.isArray(option) && option[0] ? option[0].$el : option.$el;
|
||||
if (this.$refs.popper && target) {
|
||||
const menu = this.$refs.popper.$el.querySelector('.el-select-dropdown__wrap');
|
||||
scrollIntoView(menu, target);
|
||||
}
|
||||
this.$refs.scrollbar && this.$refs.scrollbar.handleScroll();
|
||||
},
|
||||
|
||||
handleMenuEnter() {
|
||||
this.$nextTick(() => this.scrollToOption(this.selected));
|
||||
},
|
||||
|
||||
emitChange(val) {
|
||||
if (!valueEquals(this.value, val)) {
|
||||
this.$emit('change', val);
|
||||
}
|
||||
},
|
||||
|
||||
getOption(value) {
|
||||
let option;
|
||||
const isObject = Object.prototype.toString.call(value).toLowerCase() === '[object object]';
|
||||
const isNull = Object.prototype.toString.call(value).toLowerCase() === '[object null]';
|
||||
const isUndefined = Object.prototype.toString.call(value).toLowerCase() === '[object undefined]';
|
||||
|
||||
for (let i = this.cachedOptions.length - 1; i >= 0; i--) {
|
||||
const cachedOption = this.cachedOptions[i];
|
||||
const isEqual = isObject
|
||||
? getValueByPath(cachedOption.value, this.valueKey) === getValueByPath(value, this.valueKey)
|
||||
: cachedOption.value === value;
|
||||
if (isEqual) {
|
||||
option = cachedOption;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (option) return option;
|
||||
const label = (!isObject && !isNull && !isUndefined)
|
||||
? value : '';
|
||||
let newOption = {
|
||||
value: value,
|
||||
currentLabel: label
|
||||
};
|
||||
if (this.multiple) {
|
||||
newOption.hitState = false;
|
||||
}
|
||||
return newOption;
|
||||
},
|
||||
|
||||
setSelected() {
|
||||
if (!this.multiple) {
|
||||
let option = this.getOption(this.value);
|
||||
if (option.created) {
|
||||
this.createdLabel = option.currentLabel;
|
||||
this.createdSelected = true;
|
||||
} else {
|
||||
this.createdSelected = false;
|
||||
}
|
||||
this.selectedLabel = option.currentLabel;
|
||||
this.selected = option;
|
||||
if (this.filterable) this.query = this.selectedLabel;
|
||||
return;
|
||||
}
|
||||
let result = [];
|
||||
if (Array.isArray(this.value)) {
|
||||
this.value.forEach(value => {
|
||||
result.push(this.getOption(value));
|
||||
});
|
||||
}
|
||||
this.selected = result;
|
||||
this.$nextTick(() => {
|
||||
this.resetInputHeight();
|
||||
});
|
||||
},
|
||||
|
||||
handleFocus(event) {
|
||||
if (!this.softFocus) {
|
||||
if (this.automaticDropdown || this.filterable) {
|
||||
this.visible = true;
|
||||
if (this.filterable) {
|
||||
this.menuVisibleOnFocus = true;
|
||||
}
|
||||
}
|
||||
this.$emit('focus', event);
|
||||
} else {
|
||||
this.softFocus = false;
|
||||
}
|
||||
},
|
||||
|
||||
blur() {
|
||||
this.visible = false;
|
||||
this.$refs.reference.blur();
|
||||
},
|
||||
|
||||
handleBlur(event) {
|
||||
setTimeout(() => {
|
||||
if (this.isSilentBlur) {
|
||||
this.isSilentBlur = false;
|
||||
} else {
|
||||
this.$emit('blur', event);
|
||||
}
|
||||
}, 50);
|
||||
this.softFocus = false;
|
||||
},
|
||||
|
||||
handleClearClick(event) {
|
||||
this.deleteSelected(event);
|
||||
},
|
||||
|
||||
doDestroy() {
|
||||
this.$refs.popper && this.$refs.popper.doDestroy();
|
||||
},
|
||||
|
||||
handleClose() {
|
||||
this.visible = false;
|
||||
},
|
||||
|
||||
toggleLastOptionHitState(hit) {
|
||||
if (!Array.isArray(this.selected)) return;
|
||||
const option = this.selected[this.selected.length - 1];
|
||||
if (!option) return;
|
||||
|
||||
if (hit === true || hit === false) {
|
||||
option.hitState = hit;
|
||||
return hit;
|
||||
}
|
||||
|
||||
option.hitState = !option.hitState;
|
||||
return option.hitState;
|
||||
},
|
||||
|
||||
deletePrevTag(e) {
|
||||
if (e.target.value.length <= 0 && !this.toggleLastOptionHitState()) {
|
||||
const value = this.value.slice();
|
||||
value.pop();
|
||||
this.$emit('input', value);
|
||||
this.emitChange(value);
|
||||
}
|
||||
},
|
||||
|
||||
managePlaceholder() {
|
||||
if (this.currentPlaceholder !== '') {
|
||||
this.currentPlaceholder = this.$refs.input.value ? '' : this.cachedPlaceHolder;
|
||||
}
|
||||
},
|
||||
|
||||
resetInputState(e) {
|
||||
if (e.keyCode !== 8) this.toggleLastOptionHitState(false);
|
||||
this.inputLength = this.$refs.input.value.length * 15 + 20;
|
||||
this.resetInputHeight();
|
||||
},
|
||||
|
||||
resetInputHeight() {
|
||||
if (this.collapseTags && !this.filterable) return;
|
||||
this.$nextTick(() => {
|
||||
if (!this.$refs.reference) return;
|
||||
let inputChildNodes = this.$refs.reference.$el.childNodes;
|
||||
let input = [].filter.call(inputChildNodes, item => item.tagName === 'INPUT')[0];
|
||||
const tags = this.$refs.tags;
|
||||
const sizeInMap = this.initialInputHeight || 40;
|
||||
input.style.height = this.selected.length === 0
|
||||
? sizeInMap + 'px'
|
||||
: Math.max(
|
||||
tags ? (tags.clientHeight + (tags.clientHeight > sizeInMap ? 6 : 0)) : 0,
|
||||
sizeInMap
|
||||
) + 'px';
|
||||
if (this.visible && this.emptyText !== false) {
|
||||
this.broadcast('ElSelectDropdown', 'updatePopper');
|
||||
}
|
||||
});
|
||||
},
|
||||
|
||||
resetHoverIndex() {
|
||||
setTimeout(() => {
|
||||
if (!this.multiple) {
|
||||
this.hoverIndex = this.options.indexOf(this.selected);
|
||||
} else {
|
||||
if (this.selected.length > 0) {
|
||||
this.hoverIndex = Math.min.apply(null, this.selected.map(item => this.options.indexOf(item)));
|
||||
} else {
|
||||
this.hoverIndex = -1;
|
||||
}
|
||||
}
|
||||
}, 300);
|
||||
},
|
||||
|
||||
handleOptionSelect(option, byClick) {
|
||||
if (this.multiple) {
|
||||
const value = (this.value || []).slice();
|
||||
const optionIndex = this.getValueIndex(value, option.value);
|
||||
if (optionIndex > -1) {
|
||||
value.splice(optionIndex, 1);
|
||||
} else if (this.multipleLimit <= 0 || value.length < this.multipleLimit) {
|
||||
value.push(option.value);
|
||||
}
|
||||
this.$emit('input', value);
|
||||
this.emitChange(value);
|
||||
if (option.created) {
|
||||
this.query = '';
|
||||
this.handleQueryChange('');
|
||||
this.inputLength = 20;
|
||||
}
|
||||
if (this.filterable) this.$refs.input.focus();
|
||||
} else {
|
||||
this.$emit('input', option.value);
|
||||
this.emitChange(option.value);
|
||||
this.visible = false;
|
||||
}
|
||||
this.isSilentBlur = byClick;
|
||||
this.setSoftFocus();
|
||||
if (this.visible) return;
|
||||
this.$nextTick(() => {
|
||||
this.scrollToOption(option);
|
||||
});
|
||||
},
|
||||
|
||||
setSoftFocus() {
|
||||
this.softFocus = true;
|
||||
const input = this.$refs.input || this.$refs.reference;
|
||||
if (input) {
|
||||
input.focus();
|
||||
}
|
||||
},
|
||||
|
||||
getValueIndex(arr = [], value) {
|
||||
const isObject = Object.prototype.toString.call(value).toLowerCase() === '[object object]';
|
||||
if (!isObject) {
|
||||
return arr.indexOf(value);
|
||||
} else {
|
||||
const valueKey = this.valueKey;
|
||||
let index = -1;
|
||||
arr.some((item, i) => {
|
||||
if (getValueByPath(item, valueKey) === getValueByPath(value, valueKey)) {
|
||||
index = i;
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
});
|
||||
return index;
|
||||
}
|
||||
},
|
||||
|
||||
toggleMenu() {
|
||||
if (!this.selectDisabled) {
|
||||
if (this.menuVisibleOnFocus) {
|
||||
this.menuVisibleOnFocus = false;
|
||||
} else {
|
||||
this.visible = !this.visible;
|
||||
}
|
||||
if (this.visible) {
|
||||
(this.$refs.input || this.$refs.reference).focus();
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
selectOption() {
|
||||
if (!this.visible) {
|
||||
this.toggleMenu();
|
||||
} else {
|
||||
if (this.options[this.hoverIndex]) {
|
||||
this.handleOptionSelect(this.options[this.hoverIndex]);
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
deleteSelected(event) {
|
||||
event.stopPropagation();
|
||||
const value = this.multiple ? [] : '';
|
||||
this.$emit('input', value);
|
||||
this.emitChange(value);
|
||||
this.visible = false;
|
||||
this.$emit('clear');
|
||||
},
|
||||
|
||||
deleteTag(event, tag) {
|
||||
let index = this.selected.indexOf(tag);
|
||||
if (index > -1 && !this.selectDisabled) {
|
||||
const value = this.value.slice();
|
||||
value.splice(index, 1);
|
||||
this.$emit('input', value);
|
||||
this.emitChange(value);
|
||||
this.$emit('remove-tag', tag.value);
|
||||
}
|
||||
event.stopPropagation();
|
||||
},
|
||||
|
||||
onInputChange() {
|
||||
if (this.filterable && this.query !== this.selectedLabel) {
|
||||
this.query = this.selectedLabel;
|
||||
this.handleQueryChange(this.query);
|
||||
}
|
||||
},
|
||||
|
||||
onOptionDestroy(index) {
|
||||
if (index > -1) {
|
||||
this.optionsCount--;
|
||||
this.filteredOptionsCount--;
|
||||
this.options.splice(index, 1);
|
||||
}
|
||||
},
|
||||
|
||||
resetInputWidth() {
|
||||
this.inputWidth = this.$refs.reference.$el.getBoundingClientRect().width;
|
||||
},
|
||||
|
||||
handleResize() {
|
||||
this.resetInputWidth();
|
||||
if (this.multiple) this.resetInputHeight();
|
||||
},
|
||||
|
||||
checkDefaultFirstOption() {
|
||||
this.hoverIndex = -1;
|
||||
// highlight the created option
|
||||
let hasCreated = false;
|
||||
for (let i = this.options.length - 1; i >= 0; i--) {
|
||||
if (this.options[i].created) {
|
||||
hasCreated = true;
|
||||
this.hoverIndex = i;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (hasCreated) return;
|
||||
for (let i = 0; i !== this.options.length; ++i) {
|
||||
const option = this.options[i];
|
||||
if (this.query) {
|
||||
// highlight first options that passes the filter
|
||||
if (!option.disabled && !option.groupDisabled && option.visible) {
|
||||
this.hoverIndex = i;
|
||||
break;
|
||||
}
|
||||
} else {
|
||||
// highlight currently selected option
|
||||
if (option.itemSelected) {
|
||||
this.hoverIndex = i;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
getValueKey(item) {
|
||||
if (Object.prototype.toString.call(item.value).toLowerCase() !== '[object object]') {
|
||||
return item.value;
|
||||
} else {
|
||||
return getValueByPath(item.value, this.valueKey);
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
created() {
|
||||
this.cachedPlaceHolder = this.currentPlaceholder = this.propPlaceholder;
|
||||
if (this.multiple && !Array.isArray(this.value)) {
|
||||
this.$emit('input', []);
|
||||
}
|
||||
if (!this.multiple && Array.isArray(this.value)) {
|
||||
this.$emit('input', '');
|
||||
}
|
||||
|
||||
this.debouncedOnInputChange = debounce(this.debounce, () => {
|
||||
this.onInputChange();
|
||||
});
|
||||
|
||||
this.debouncedQueryChange = debounce(this.debounce, (e) => {
|
||||
this.handleQueryChange(e.target.value);
|
||||
});
|
||||
|
||||
this.$on('handleOptionClick', this.handleOptionSelect);
|
||||
this.$on('setSelected', this.setSelected);
|
||||
},
|
||||
|
||||
mounted() {
|
||||
if (this.multiple && Array.isArray(this.value) && this.value.length > 0) {
|
||||
this.currentPlaceholder = '';
|
||||
}
|
||||
addResizeListener(this.$el, this.handleResize);
|
||||
|
||||
const reference = this.$refs.reference;
|
||||
if (reference && reference.$el) {
|
||||
const sizeMap = {
|
||||
medium: 36,
|
||||
small: 32,
|
||||
mini: 28
|
||||
};
|
||||
const input = reference.$el.querySelector('input');
|
||||
this.initialInputHeight = input.getBoundingClientRect().height || sizeMap[this.selectSize];
|
||||
}
|
||||
if (this.remote && this.multiple) {
|
||||
this.resetInputHeight();
|
||||
}
|
||||
this.$nextTick(() => {
|
||||
if (reference && reference.$el) {
|
||||
this.inputWidth = reference.$el.getBoundingClientRect().width;
|
||||
}
|
||||
});
|
||||
this.setSelected();
|
||||
},
|
||||
|
||||
beforeDestroy() {
|
||||
if (this.$el && this.handleResize) removeResizeListener(this.$el, this.handleResize);
|
||||
}
|
||||
};
|
||||
</script>
|
||||
Reference in New Issue
Block a user