线性进度
QLinearProgress 组件显示一个彩色加载进度条。进度条可以有一个确定的进度,也可以有一个不确定的动画。它应该用于通知用户在后台正在进行某个操作。
QLinearProgress API
QLinearProgress API
props
13
slots
1
behavior
5
content
1
model
1
style
6
buffer
: Number
说明
可选的缓冲值(0.0 < x < 1.0)
reverse
: Boolean
说明
进度条的反向方向
indeterminate
: Boolean
说明
将组件设置为不确定模式
query
: Boolean
说明
将组件置于查询模式中
instant-feedback
: Boolean
说明
当 model 数据发生变化时,不进行过渡效果
用法
确定的数据状态
确定的数据状态
Template
Script
All
<template>
<div class="q-pa-md">
<q-btn size="sm" color="primary" @click="randomize" label="Change Model" />
<q-linear-progress :value="progress" class="q-mt-md" />
<q-linear-progress :value="progress" color="warning" class="q-mt-sm" />
<q-linear-progress :value="progress" color="secondary" class="q-mt-sm" />
<q-linear-progress :value="progress" rounded color="accent" class="q-mt-sm" />
<q-linear-progress :value="progress" rounded color="purple" track-color="orange" class="q-mt-sm" />
<q-linear-progress :value="progress" rounded color="negative" class="q-mt-sm" />
</div>
</template>
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不确定的数据状态
不确定的数据状态
Template
<template>
<div class="q-pa-md">
<q-linear-progress indeterminate />
<q-linear-progress indeterminate color="warning" class="q-mt-sm" />
<q-linear-progress indeterminate color="secondary" class="q-mt-sm" />
<q-linear-progress indeterminate rounded color="accent" class="q-mt-sm" />
<q-linear-progress indeterminate rounded track-color="orange" color="purple" class="q-mt-sm" />
<q-linear-progress indeterminate rounded color="negative" class="q-mt-sm" />
</div>
</template>
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TIP
对于不确定状态(上方)或查询状态(下方),您无需指定 value 属性。
查询状态
Template
<template>
<div class="q-pa-md">
<q-linear-progress query />
<q-linear-progress query color="warning" class="q-mt-sm" />
<q-linear-progress query color="secondary" class="q-mt-sm" />
<q-linear-progress query color="accent" class="q-mt-sm" />
<q-linear-progress query track-color="orange" color="purple" class="q-mt-sm" />
<q-linear-progress query color="negative" class="q-mt-sm" />
</div>
</template>
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反向
反转进度条方向
Template
Script
All
<template>
<div class="q-pa-md">
<q-btn size="sm" color="primary" @click="randomize" label="Change Model" />
<q-linear-progress reverse :value="progress" class="q-mt-md" />
<q-linear-progress reverse :value="progress" color="warning" class="q-mt-sm" />
<q-linear-progress reverse :value="progress" color="secondary" class="q-mt-sm" />
</div>
</template>
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样式
自定义高度
Template
Script
All
<template>
<div class="q-pa-md">
<q-linear-progress size="10px" :value="progress" />
<q-linear-progress rounded size="20px" :value="progress" color="warning" class="q-mt-sm" />
<q-linear-progress rounded size="15px" :value="progress" color="secondary" class="q-mt-sm" />
<q-linear-progress size="25px" :value="progress" color="accent" class="q-mt-sm" />
</div>
</template>
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标准尺寸
Template
Script
All
<template>
<div class="q-pa-md q-gutter-md">
<q-linear-progress
v-for="size in ['xs', 'sm', 'md', 'lg', 'xl']"
:key="size"
:size="size"
:value="progress"
color="primary"
@click="randomize"
/>
</div>
</template>
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条纹
Template
Script
All
<template>
<div class="q-pa-md">
<q-linear-progress stripe size="10px" :value="progress1" />
<q-linear-progress stripe rounded size="20px" :value="progress2" color="warning" class="q-mt-sm" />
</div>
</template>
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黑色背景
Template
Script
All
<template>
<div class="q-pa-md bg-grey-10 text-white">
<q-linear-progress dark size="10px" :value="progress1" color="warning" />
<q-linear-progress dark stripe rounded size="20px" :value="progress2" color="red" class="q-mt-sm" />
<q-linear-progress dark rounded indeterminate color="secondary" class="q-mt-sm" />
<q-linear-progress dark query color="cyan" class="q-mt-sm" />
</div>
</template>
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缓冲
缓冲
Template
Script
All
<template>
<div class="q-pa-md">
<q-linear-progress :value="progress" :buffer="buffer" />
<q-linear-progress :value="progress" :buffer="buffer" color="warning" class="q-mt-sm" />
<q-linear-progress :value="progress" :buffer="buffer" color="secondary" class="q-mt-sm" />
<q-linear-progress :value="progress" :buffer="buffer" color="accent" class="q-mt-sm" />
<q-linear-progress :value="progress" :buffer="buffer" color="purple" track-color="orange" class="q-mt-sm" />
<q-linear-progress :value="progress" :buffer="buffer" color="negative" class="q-mt-sm" />
</div>
</template>
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添加标签
要将标签添加到进度条,可以使用默认插槽。 请注意:
- 用足够大的
size
以显示标签 - 设置标签的文本颜色,以使其在填充和未填充区域均可见,或使用
text-shadow
CSS,或使用 QBadge,以下示例所示:
With a label
Template
Script
All
<template>
<div class="q-pa-md">
<q-linear-progress size="25px" :value="progress1" color="accent">
<div class="absolute-full flex flex-center">
<q-badge color="white" text-color="accent" :label="progressLabel1" />
</div>
</q-linear-progress>
<q-linear-progress size="50px" :value="progress2" color="accent" class="q-mt-sm">
<div class="absolute-full flex flex-center">
<q-badge color="white" text-color="accent" :label="progressLabel2" />
</div>
</q-linear-progress>
</div>
</template>
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