rudeshark.net/packages/client/src/components/form/select.vue

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<template>
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<div class="vblkjoeq">
<div class="label" @click="focus"><slot name="label"></slot></div>
<div
ref="container"
class="input"
:class="{ inline, disabled, focused }"
@click.prevent="onClick"
>
<div ref="prefixEl" class="prefix"><slot name="prefix"></slot></div>
<select
ref="inputEl"
v-model="v"
v-adaptive-border
class="select"
:disabled="disabled"
:required="required"
:readonly="readonly"
:placeholder="placeholder"
@focus="focused = true"
@blur="focused = false"
@input="onInput"
>
<slot></slot>
</select>
<div ref="suffixEl" class="suffix">
<i class="ph-caret-down ph-bold ph-lg"></i>
</div>
</div>
<div class="caption"><slot name="caption"></slot></div>
<MkButton v-if="manualSave && changed" primary @click="updated"
><i class="ph-floppy-disk-back ph-bold ph-lg"></i>
{{ i18n.ts.save }}</MkButton
>
</div>
</template>
<script lang="ts" setup>
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import {
onMounted,
onUnmounted,
nextTick,
ref,
watch,
computed,
toRefs,
VNode,
useSlots,
} from "vue";
import MkButton from "@/components/MkButton.vue";
import * as os from "@/os";
import { useInterval } from "@/scripts/use-interval";
import { i18n } from "@/i18n";
const props = defineProps<{
modelValue: string;
required?: boolean;
readonly?: boolean;
disabled?: boolean;
placeholder?: string;
autofocus?: boolean;
inline?: boolean;
manualSave?: boolean;
small?: boolean;
large?: boolean;
}>();
const emit = defineEmits<{
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(ev: "change", _ev: KeyboardEvent): void;
(ev: "update:modelValue", value: string): void;
}>();
const slots = useSlots();
const { modelValue, autofocus } = toRefs(props);
const v = ref(modelValue.value);
const focused = ref(false);
const changed = ref(false);
const invalid = ref(false);
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const filled = computed(() => v.value !== "" && v.value != null);
const inputEl = ref(null);
const prefixEl = ref(null);
const suffixEl = ref(null);
const container = ref(null);
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const height = props.small ? 36 : props.large ? 40 : 38;
const focus = () => inputEl.value.focus();
const onInput = (ev) => {
changed.value = true;
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emit("change", ev);
};
const updated = () => {
changed.value = false;
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emit("update:modelValue", v.value);
};
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watch(modelValue, (newValue) => {
v.value = newValue;
});
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watch(v, (newValue) => {
if (!props.manualSave) {
updated();
}
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invalid.value = inputEl.value.validity.badInput;
});
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// このコンポーネントが作成された時、非表示状態である場合がある
// 非表示状態だと要素の幅などは0になってしまうので、定期的に計算する
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useInterval(
() => {
if (prefixEl.value) {
if (prefixEl.value.offsetWidth) {
inputEl.value.style.paddingLeft =
prefixEl.value.offsetWidth + "px";
}
}
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if (suffixEl.value) {
if (suffixEl.value.offsetWidth) {
inputEl.value.style.paddingRight =
suffixEl.value.offsetWidth + "px";
}
}
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},
100,
{
immediate: true,
afterMounted: true,
}
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);
onMounted(() => {
nextTick(() => {
if (autofocus.value) {
focus();
}
});
});
const onClick = (ev: MouseEvent) => {
focused.value = true;
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const menu = [];
let options = slots.default!();
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const pushOption = (option: VNode) => {
menu.push({
text: option.children,
active: v.value === option.props.value,
action: () => {
v.value = option.props.value;
},
});
};
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const scanOptions = (options: VNode[]) => {
for (const vnode of options) {
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if (vnode.type === "optgroup") {
const optgroup = vnode;
menu.push({
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type: "label",
text: optgroup.props.label,
});
scanOptions(optgroup.children);
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} else if (Array.isArray(vnode.children)) {
// 何故かフラグメントになってくることがある
const fragment = vnode;
scanOptions(fragment.children);
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} else if (vnode.props == null) {
// v-if で条件が false のときにこうなる
// nop?
} else {
const option = vnode;
pushOption(option);
}
}
};
scanOptions(options);
os.popupMenu(menu, container.value, {
width: container.value.offsetWidth,
}).then(() => {
focused.value = false;
});
};
</script>
<style lang="scss" scoped>
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.vblkjoeq {
> .label {
font-size: 0.85em;
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padding: 0 0 8px 0;
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user-select: none;
&:empty {
display: none;
}
}
> .caption {
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font-size: 0.85em;
padding: 8px 0 0 0;
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color: var(--fgTransparentWeak);
&:empty {
display: none;
}
}
> .input {
position: relative;
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cursor: pointer;
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margin-left: 0.2rem;
margin-right: 0.2rem;
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&:hover {
> .select {
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border-color: var(--inputBorderHover) !important;
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}
}
> .select {
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appearance: none;
-webkit-appearance: none;
display: block;
height: v-bind("height + 'px'");
width: 100%;
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margin: 0;
padding: 0 12px;
font: inherit;
font-weight: normal;
font-size: 1em;
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color: var(--fg);
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background: var(--panel);
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border: solid 1px var(--panel);
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border-radius: 6px;
outline: none;
box-shadow: none;
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box-sizing: border-box;
cursor: pointer;
transition: border-color 0.1s ease-out;
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pointer-events: none;
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user-select: none;
}
> .prefix,
> .suffix {
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display: flex;
align-items: center;
position: absolute;
z-index: 1;
top: 0;
padding: 0 12px;
font-size: 1em;
height: v-bind("height + 'px'");
pointer-events: none;
&:empty {
display: none;
}
> * {
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display: inline-block;
min-width: 16px;
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max-width: 150px;
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
}
}
> .prefix {
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left: 0;
padding-right: 6px;
}
> .suffix {
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right: 0;
padding-left: 6px;
}
&.inline {
display: inline-block;
margin: 0;
}
&.focused {
> select {
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border-color: var(--accent) !important;
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}
}
&.disabled {
opacity: 0.7;
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&,
* {
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cursor: not-allowed !important;
}
}
}
}
</style>