mirror of
https://github.com/tenrok/vue-select.git
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initial commit
This commit is contained in:
Jeff Sagal
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<style scoped>
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.dropdown-toggle {
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display: block;
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padding: 0;
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max-width: 100%;
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background: none;
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text-align: left;
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}
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.dropdown-toggle:hover,
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.dropdown-toggle:active,
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.dropdown-toggle:focus,
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.open .dropdown-toggle:hover,
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.open .dropdown-toggle:active,
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.open .dropdown-toggle:focus {
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background: none;
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border-color: #337ab7;
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}
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.open .dropdown-toggle {
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background: none;
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border-color: #337ab7;
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border-bottom: none;
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border-bottom-left-radius: 0;
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border-bottom-right-radius: 0;
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}
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.dropdown-menu {
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margin: 0;
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max-height: 400px;
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overflow-y: scroll;
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border-top: none;
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border-color: #337ab7;
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border-top-left-radius: 0;
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border-top-right-radius: 0;
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}
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.alert {
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margin: 0;
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margin-left: .25em;
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padding: .25em;
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}
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.alert .close {
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float: none;
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margin-right: 0;
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font-size: 20px;
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}
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input[type=search] {
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display: inline-block;
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border: none;
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outline: none;
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margin: 0;
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width: 100%;
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background: none;
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position: relative;
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}
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input[type=search]:focus {
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box-shadow: none;
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}
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input[type=search].inline {
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width: auto;
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}
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.dropdown-toggle:after {
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display: block;
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/*width: 10px;
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height: 10px;*/
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position: absolute;
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top: 10px;
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right: 10px;
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display: inline-block;
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font-family: 'Glyphicons Halflings';
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font-style: normal;
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font-weight: 400;
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line-height: 1;
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-webkit-font-smoothing: antialiased;
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content: "\e114";
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transition: all .25s;
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}
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.open .dropdown-toggle:after {
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transform: rotate(180deg);
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}
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.form-control {
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border: none;
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}
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li a {
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cursor: pointer;
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}
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.highlight a,
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.active.highlight a {
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background: rgba(50,50,50,.1);
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color: #333;
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}
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</style>
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<template>
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<div class="dropdown" :class="{open: open, }">
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<div v-el:toggle @click="toggleDropdown" class="btn btn-default dropdown-toggle clearfix" type="button">
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<span class="form-control" v-if="! searchable && placeholder && ! selected.length">
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{{ placeholder }}
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</span>
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<span class="alert alert-info" v-for="option in value">
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{{ getOptionLabel(option) }}
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<button v-if="multiple" @click="select(option)" type="button" class="close">
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<span aria-hidden="true">×</span>
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</button>
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</span>
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<input
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@keydown.delete="maybeDeleteValue"
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@keydown.esc="onEscape"
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@keydown.up.prevent="typeAheadUp"
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@keydown.down.prevent="typeAheadDown"
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@keydown.enter.prevent="typeAheadSelect"
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v-bind:placeholder="searchPlaceholder"
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class="form-control"
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:class="{inline: selected.length}"
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v-el:search type="search"
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v-show="searchable"
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v-model="search"
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>
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</div>
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<ul v-if="open" :style="{width: dropdownWidth + 'px'}" :transition="transition" class="dropdown-menu animated">
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<li v-for="option in filteredOptions" :class="{ active: value.indexOf(option.value) !== -1, highlight: $index === typeAheadPointer }">
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<a @mousedown.prevent="select(option)">
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{{ getOptionLabel(option) }}
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</a>
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</li>
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<li transition="fade" v-if="!filteredOptions.length" class="divider"></li>
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<li transition="fade" v-if="!filteredOptions.length" class="text-center">Sorry, no matching options.</li>
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</ul>
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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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props: {
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value: {
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twoway: true,
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required: true
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},
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searchable: {
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type: Boolean,
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default: true
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},
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multiple: {
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type: Boolean,
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default: false
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},
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placeholder: {
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type: String,
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default: null
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},
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transition: {
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type: String,
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default: 'expand'
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},
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options: {
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type: Array,
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default() { return [] },
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},
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ajax: {
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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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search: '',
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open: false,
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typeAheadPointer: -1,
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}
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},
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ready() {
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this.$watch('open', function(open) {
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if( open ) {
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this.$els.search.focus();
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} else {
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this.$els.search.blur();
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this.typeAheadPointer = 0;
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}
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});
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},
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methods: {
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select(v) {
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if (this.value.indexOf(v) === -1) {
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if (this.multiple) {
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this.value.push(v)
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} else {
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this.value = [v]
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}
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} else {
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if (this.multiple) {
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this.value.$remove(v)
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}
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}
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if (!this.multiple) {
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this.open = !this.open
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}
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},
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toggleDropdown( e ) {
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if( e.target == this.$els.toggle || e.target == this.$els.search ) {
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this.open = !this.open
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}
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},
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getOptionValue( option ) {
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if( typeof option === 'object' && option.value ) {
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return option.value;
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}
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return option;
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},
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getOptionLabel( option ) {
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if( typeof option === 'object' && option.label ) {
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return option.label;
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}
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return option;
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},
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typeAheadUp() {
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if (this.typeAheadPointer > 0) this.typeAheadPointer--
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},
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typeAheadDown() {
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if (this.typeAheadPointer < this.filteredOptions.length - 1) this.typeAheadPointer++
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},
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typeAheadSelect() {
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var option = this.filteredOptions[ this.typeAheadPointer ];
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this.select( this.getOptionValue(option) );
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this.search = "";
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},
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onEscape() {
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if( ! this.search.length ) {
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this.open = false
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} else {
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this.$set('search', '')
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}
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},
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maybeDeleteValue() {
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if( ! this.$els.search.value.length ) {
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this.value.pop();
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}
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}
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},
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computed: {
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selected() {
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let foundItems = []
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if (this.value.length) {
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for (let item in this.value) {
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if (typeof this.value[item] === "string") {
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foundItems.push(this.value[item])
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}
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}
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}
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return foundItems
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},
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searchPlaceholder() {
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if( ! this.value.length && this.placeholder ) {
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return this.placeholder;
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}
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},
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dropdownWidth() {
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return this.$els.toggle.offsetWidth
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},
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filteredOptions() {
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return this.$options.filters.filterBy(this.options, this.search)
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}
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}
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}
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</script>
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