A Vue.js custom render function is used to display a customizable box containing text or list sections.
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February 1, 2017 16:52
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Vue.js custom render
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list_component = | |
props: | |
value: | |
type: Array | |
required: true | |
template: ''' | |
<div> | |
<ol> | |
<li v-for="item in value" :class="{emph: item.emph}">{{item.text}}</li> | |
</ol> | |
</div> | |
''' | |
text_component = | |
props: | |
value: | |
type: String | |
required: true | |
template: ''' | |
<div>{{value}}</div> | |
''' | |
sections_component = | |
props: | |
value: | |
type: Array | |
required: true | |
render: (createElement) -> | |
children = @value.map (d) -> | |
createElement("#{d.type}-section", { | |
props: | |
value: d.value | |
}) | |
return createElement('div', {class: 'sections'}, children) | |
components: | |
'text-section': text_component | |
'list-section': list_component | |
app = new Vue | |
el: '#app' | |
data: | |
sections1: [ | |
{type: 'text', value: 'This is a text section'}, | |
{type: 'list', value: [ | |
{text: 'important', emph: true}, | |
{text: 'not important', emph: false}, | |
{text: 'important', emph: true} | |
]}, | |
{type: 'text', value: 'Footer'} | |
], | |
sections2: [ | |
{type: 'text', value: 'A'}, | |
{type: 'text', value: 'B'}, | |
{type: 'text', value: 'C'}, | |
{type: 'list', value: [ | |
{text: 'one!', emph: true}, | |
{text: 'two', emph: false} | |
]} | |
] | |
components: | |
'sections': sections_component |
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body, html { | |
padding: 0; | |
margin: 0; | |
height: 100%; | |
} | |
.emph { | |
font-weight: bold; | |
} | |
.sections > * { | |
padding: 6px; | |
} | |
.sections > *:not(:last-child) { | |
border-bottom: 1px solid #CCC; | |
} | |
.sections { | |
width: 300px; | |
border: 1px solid #CCC; | |
margin: 12px; | |
} |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<title>Vue.js custom render</title> | |
<link type="text/css" href="index.css" rel="stylesheet"/> | |
<script src="https://d3js.org/d3.v4.min.js"></script> | |
<script src="https://unpkg.com/vue/dist/vue.js"></script> | |
</head> | |
<body> | |
<div id="app"> | |
<sections :value="sections1"/> | |
<sections :value="sections2"/> | |
</div> | |
<script src="index.js"></script> | |
</body> | |
</html> |
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// Generated by CoffeeScript 1.10.0 | |
(function() { | |
var app, list_component, sections_component, text_component; | |
list_component = { | |
props: { | |
value: { | |
type: Array, | |
required: true | |
} | |
}, | |
template: '<div>\n <ol>\n <li v-for="item in value" :class="{emph: item.emph}">{{item.text}}</li>\n </ol>\n</div>' | |
}; | |
text_component = { | |
props: { | |
value: { | |
type: String, | |
required: true | |
} | |
}, | |
template: '<div>{{value}}</div>' | |
}; | |
sections_component = { | |
props: { | |
value: { | |
type: Array, | |
required: true | |
} | |
}, | |
render: function(createElement) { | |
var children; | |
children = this.value.map(function(d) { | |
return createElement(d.type + "-section", { | |
props: { | |
value: d.value | |
} | |
}); | |
}); | |
return createElement('div', { | |
"class": 'sections' | |
}, children); | |
}, | |
components: { | |
'text-section': text_component, | |
'list-section': list_component | |
} | |
}; | |
app = new Vue({ | |
el: '#app', | |
data: { | |
sections1: [ | |
{ | |
type: 'text', | |
value: 'This is a text section' | |
}, { | |
type: 'list', | |
value: [ | |
{ | |
text: 'important', | |
emph: true | |
}, { | |
text: 'not important', | |
emph: false | |
}, { | |
text: 'important', | |
emph: true | |
} | |
] | |
}, { | |
type: 'text', | |
value: 'Footer' | |
} | |
], | |
sections2: [ | |
{ | |
type: 'text', | |
value: 'A' | |
}, { | |
type: 'text', | |
value: 'B' | |
}, { | |
type: 'text', | |
value: 'C' | |
}, { | |
type: 'list', | |
value: [ | |
{ | |
text: 'one!', | |
emph: true | |
}, { | |
text: 'two', | |
emph: false | |
} | |
] | |
} | |
] | |
}, | |
components: { | |
'sections': sections_component | |
} | |
}); | |
}).call(this); |
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