html
复制代码
<template>
<div>
<button class="openForm" @click="openForm" v-if="!formVisible">编辑</button>
<button @click="closeForm" v-if="formVisible">取消编辑</button>
<hr />
<form
v-if="formVisible"
@submit.prevent="addMemo"
class="draggable-form"
:style="{ top: formPosition.y + 'px', left: formPosition.x + 'px' }"
>
<div class="form-title" @mousedown="startDrag">{{ formTitle }}</div>
<div class="form-content">
<input type="reset" value="重置" />
<textarea v-model="newItem" rows="10" placeholder="请输入备注内容"></textarea>
<button type="submit" class="addBtn">添加</button>
</div>
</form>
<div class="memo" @click="handleMemoAction">
<div v-for="(memo, index) in memos" :key="index" class="item">
<span class="item-number">{{ index + 1 }}.</span>
<button v-if="showActions && !memo.finished" @click="completeMemo(index)">完成</button>
<button v-if="showActions && memo.finished" @click="cancelMemo(index)">取消</button>
<span class="text-content" :class="{ content: true, finish: memo.finished }">
{{ memo.name }}
</span>
<button v-if="showActions && memo.finished" @click="reworkMemo(index)">修改</button>
<button
class="deleteBtn"
v-if="showActions && memo.finished"
v-show="noindex == index ? false : true"
@click="deleteMemo(index)"
>
删除
</button>
<span v-show="noindex == index ? true : false" class="alter">
<textarea v-model="newItem"></textarea>
<button @click="csu">提交</button>
</span>
</div>
</div>
</div>
</template>
<script setup>
import { ref, reactive, onMounted } from 'vue'
const formVisible = ref(false)
const newItem = ref('')
const memos = ref([])
const showActions = ref(false)
const noindex = ref(-1)
const openForm = () => {
formVisible.value = true
showActions.value = true
}
const closeForm = () => {
formVisible.value = false
showActions.value = false
}
const reworkMemo = (index) => {
if (newItem.value === '' || false) {
newItem.value = memos.value[index].name
noindex.value = index
formVisible.value = false
showActions.value = false
} else {
newItem.value = ''
noindex.value = -1
}
}
const csu = () => {
if (noindex.value === -1) {
return
}
memos.value[noindex.value].name = newItem.value
// 取消备忘录的完成状态
memos.value[noindex.value].finished = false
noindex.value = -1
newItem.value = ''
saveTodo()
}
const addMemo = () => {
if (newItem.value.trim() !== '') {
memos.value.push({ name: newItem.value, finished: false })
newItem.value = ''
formVisible.value = false
showActions.value = false
saveTodo()
}
}
const completeMemo = (index) => {
memos.value[index].finished = true
saveTodo()
}
const cancelMemo = (index) => {
memos.value[index].finished = false
saveTodo()
}
const deleteMemo = (index) => {
memos.value.splice(index, 1)
updateItemNumbers()
formVisible.value = false
showActions.value = false
saveTodo()
}
const handleMemoAction = (event) => {
const target = event.target
if (target.innerHTML === '完成') {
// handle complete action
} else if (target.innerHTML === '取消') {
// handle cancel action
} else if (target.innerHTML === '删除') {
// handle delete action
}
}
const saveTodo = () => {
localStorage.myLogs = JSON.stringify(memos.value)
}
const loadTodo = () => {
const savedMemos = JSON.parse(localStorage.myLogs ?? '[]')
memos.value = savedMemos
updateItemNumbers()
}
const updateItemNumbers = () => {
const itemNumbers = document.querySelectorAll('.item-number')
itemNumbers.forEach((item, index) => {
item.textContent = index + 1
})
}
loadTodo()
/*窗口移动事件*/
const formTitle = '鼠标事件绑定标题栏实现拖动功能'
const formPosition = reactive({ x: 0, y: 0 }) // 记录窗口位置的变量
const startDrag = (event) => {
event.preventDefault() // 阻止默认拖动行为
const offsetX = event.clientX - formPosition.x
const offsetY = event.clientY - formPosition.y
const onDrag = (e) => {
formPosition.x = e.clientX - offsetX
formPosition.y = e.clientY - offsetY
}
const onStopDrag = () => {
document.removeEventListener('mousemove', onDrag)
document.removeEventListener('mouseup', onStopDrag)
}
document.addEventListener('mousemove', onDrag)
document.addEventListener('mouseup', onStopDrag)
}
onMounted(() => {
const initialX = window.innerWidth / 4 // 窗口水平
const initialY = window.innerHeight / 4 // 窗口垂直
formPosition.x = initialX
formPosition.y = initialY
})
</script>
<style scoped>
/* 全局样式 */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
user-select: none;
}
button,
input {
cursor: pointer;
margin: 0 5px;
border: none;
&:hover {
color: #fff;
background-color: hsla(160, 100%, 37%, 0.2);
box-shadow: 0 0 15px rgba(255, 254, 254, 0.5);
}
}
/* 拖动窗口的样式 */
.draggable-form {
position: fixed;
/* 最小宽度 */
min-width: 50%;
background-color: #fff;
box-shadow: 2px 2px 5px rgba(251, 249, 249, 0.76);
border-radius: 8px;
background-color: rgba(0, 0, 0, 0.5);
z-index: 9;
box-shadow: 0 0 10px rgba(255, 254, 254, 0.5);
}
.form-title {
text-align: center;
padding: 5px;
box-shadow: 0 0 10px rgba(93, 93, 93, 0.537);
color: hsla(160, 100%, 37%, 1);
cursor: move;
}
.form-content {
display: flex;
textarea {
flex: 1;
font-size: 1.5rem;
background-color: rgba(0, 0, 0, 0.5);
color: rgb(255, 255, 255);
text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.5);
&::placeholder {
text-align: center;
}
}
}
/* 文本显示区样式 */
.memo {
display: flex;
align-content: flex-start;
flex-wrap: wrap;
margin: 0 20px;
}
.item {
margin: 5px 10px;
padding: 0 5px;
border-radius: 10px;
background-color: rgba(0, 0, 0, 0.5);
box-shadow: 0 0 10px rgba(255, 254, 254, 0.5);
display: flex;
align-items: center;
transition: all 0.3s ease-in-out;
&:hover {
transform: scale(1.05);
box-shadow: 0 0 15px rgba(255, 254, 254, 0.5);
}
}
.item-number {
/* 粗字体 */
font-weight: bold;
color: #fff;
text-shadow: 1px 1px 1px #030303;
/* 背景颜色 */
background-color: #09de69;
border-radius: 20px;
}
.text-content {
color: hsla(160, 100%, 37%, 1);
user-select: text;
padding: 0 5px;
&:hover {
color: #fff;
background-color: hsla(160, 100%, 37%, 0.2);
}
}
/* 点击完成按钮显示.finish样式 */
.finish {
/* 文本-装饰：删除线 */
/* text-decoration: line-through; */
background-color: rgb(191, 210, 255);
color: rgb(255, 250, 250);
text-shadow: 1px 1px 1px #030303;
box-shadow:
inset -2px -2px 3px rgba(255, 255, 255, 0.6),
inset 2px 2px 3px rgba(0, 0, 0, 0.6);
border-radius: 20px;
}
/* 点击删除按钮显示.alter样式 */
.deleteBtn {
color: #f3d303;
text-shadow: 1px 1px 1px rgb(0, 0, 0);
background: #ff0000;
border-radius: 5px;
border: none;
margin: 5px;
padding: 2px;
/* 粗体 */
font-weight: bold;
&:hover {
background-color: #f3d303;
color: #ff0505;
}
}
</style>
