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<!--
SPDX-FileCopyrightText: syuilo and other misskey contributors
SPDX-License-Identifier: AGPL-3.0-only
-->
<template>
<div
ref="rootEl"
class="mk_grid_th"
:class="$style.cell"
:style="[{ maxWidth: column.width, minWidth: column.width, width: column.width }]"
data-grid-cell
:data-grid-cell-row="-1"
:data-grid-cell-col="column.index"
>
<div :class="$style.root">
<div :class="$style.left"></div>
<div :class="$style.wrapper">
<div ref="contentEl" :class="$style.contentArea">
<span v-if="column.setting.icon" class="ti" :class="column.setting.icon" style="line-height: normal"></span>
<span v-else>{{ text }}</span>
</div>
</div>
<div
:class="$style.right"
@mousedown="onHandleMouseDown"
@dblclick="onHandleDoubleClick"
></div>
</div>
</div>
</template>
<script setup lang="ts">
import { computed, nextTick, onMounted, onUnmounted, ref, toRefs, watch } from 'vue';
import { GridEventEmitter } from '@/components/grid/grid.js';
import type { Size } from '@/components/grid/grid.js';
import type { GridColumn } from '@/components/grid/column.js';
const emit = defineEmits<{
(ev: 'operation:beginWidthChange', sender: GridColumn): void;
(ev: 'operation:endWidthChange', sender: GridColumn): void;
(ev: 'operation:widthLargest', sender: GridColumn): void;
(ev: 'change:width', sender: GridColumn, width: string): void;
(ev: 'change:contentSize', sender: GridColumn, newSize: Size): void;
}>();
const props = defineProps<{
column: GridColumn,
bus: GridEventEmitter,
}>();
const { column, bus } = toRefs(props);
const rootEl = ref<InstanceType<typeof HTMLTableCellElement>>();
const contentEl = ref<InstanceType<typeof HTMLDivElement>>();
const resizing = ref<boolean>(false);
const text = computed(() => {
const result = column.value.setting.title ?? column.value.setting.bindTo;
return result.length > 0 ? result : ' ';
});
watch(column, () => {
// 中身がセットされた直後はサイズが分からないので、次のタイミングで更新する
nextTick(emitContentSizeChanged);
}, { immediate: true });
function onHandleDoubleClick(ev: MouseEvent) {
switch (ev.type) {
case 'dblclick': {
emit('operation:widthLargest', column.value);
break;
}
}
}
function onHandleMouseDown(ev: MouseEvent) {
switch (ev.type) {
case 'mousedown': {
if (!resizing.value) {
registerHandleMouseUp();
registerHandleMouseMove();
resizing.value = true;
emit('operation:beginWidthChange', column.value);
}
break;
}
}
}
function onHandleMouseMove(ev: MouseEvent) {
if (!rootEl.value) {
// 型ガード
return;
}
switch (ev.type) {
case 'mousemove': {
if (resizing.value) {
const bounds = rootEl.value.getBoundingClientRect();
const clientWidth = rootEl.value.clientWidth;
const clientRight = bounds.left + clientWidth;
const nextWidth = clientWidth + (ev.clientX - clientRight);
emit('change:width', column.value, `${nextWidth}px`);
}
break;
}
}
}
function onHandleMouseUp(ev: MouseEvent) {
switch (ev.type) {
case 'mouseup': {
if (resizing.value) {
unregisterHandleMouseUp();
unregisterHandleMouseMove();
resizing.value = false;
emit('operation:endWidthChange', column.value);
}
break;
}
}
}
function onForceRefreshContentSize() {
emitContentSizeChanged();
}
function registerHandleMouseMove() {
unregisterHandleMouseMove();
addEventListener('mousemove', onHandleMouseMove);
}
function unregisterHandleMouseMove() {
removeEventListener('mousemove', onHandleMouseMove);
}
function registerHandleMouseUp() {
unregisterHandleMouseUp();
addEventListener('mouseup', onHandleMouseUp);
}
function unregisterHandleMouseUp() {
removeEventListener('mouseup', onHandleMouseUp);
}
function emitContentSizeChanged() {
const clientWidth = contentEl.value?.clientWidth ?? 0;
const clientHeight = contentEl.value?.clientHeight ?? 0;
emit('change:contentSize', column.value, {
// バーの横幅も考慮したいので、+3px
width: clientWidth + 3 + 3,
height: clientHeight,
});
}
onMounted(() => {
bus.value.on('forceRefreshContentSize', onForceRefreshContentSize);
});
onUnmounted(() => {
bus.value.off('forceRefreshContentSize', onForceRefreshContentSize);
});
</script>
<style module lang="scss">
$handleWidth: 5px;
$cellHeight: 28px;
.cell {
cursor: pointer;
}
.root {
display: flex;
flex-direction: row;
height: $cellHeight;
max-height: $cellHeight;
min-height: $cellHeight;
.wrapper {
flex: 1;
display: flex;
flex-direction: row;
overflow: hidden;
justify-content: center;
}
.contentArea {
display: flex;
padding: 6px 4px;
box-sizing: border-box;
overflow: hidden;
white-space: nowrap;
text-align: center;
}
.left {
// rightのぶんだけズレるのでそれを相殺するためのネガティブマージン
margin-left: -$handleWidth;
margin-right: auto;
width: $handleWidth;
min-width: $handleWidth;
}
.right {
margin-left: auto;
// 判定を罫線の上に重ねたいのでネガティブマージンを使う
margin-right: -$handleWidth;
width: $handleWidth;
min-width: $handleWidth;
cursor: w-resize;
z-index: 1;
}
}
</style>
|
