Files
webtorrent-desktop/renderer/views/header.js
DC 3617c17300 Memoize event handlers
Stop virtualdom from swapping out every event handler on every update
2016-03-27 02:58:26 -07:00

52 lines
1.1 KiB
JavaScript

module.exports = Header
var h = require('virtual-dom/h')
var hyperx = require('hyperx')
var hx = hyperx(h)
var {dispatcher} = require('../lib/dispatcher')
function Header (state) {
return hx`
<div class='header'>
${getTitle()}
<div class='nav left'>
<i.icon.back
class=${state.location.hasBack() ? '' : 'disabled'}
title='Back'
onclick=${dispatcher('back')}>
chevron_left
</i>
<i.icon.forward
class=${state.location.hasForward() ? '' : 'disabled'}
title='Forward'
onclick=${dispatcher('forward')}>
chevron_right
</i>
</div>
<div class='nav right'>
${getAddButton()}
</div>
</div>
`
function getTitle () {
if (process.platform === 'darwin') {
return hx`<div class='title ellipsis'>${state.window.title}</div>`
}
}
function getAddButton () {
if (state.location.current().url !== 'player') {
return hx`
<i
class='icon add'
title='Add torrent'
onclick=${dispatcher('showOpenTorrentFile')}>
add
</i>
`
}
}
}