Source

Scrollspy

Gadziridza otomatiki kufamba kweBootstrap kana rondedzero yezvikamu zveboka zvichibva pane yekumisikidza chinzvimbo kuratidza kuti ndechipi chinongedzo chiri kushanda munzvimbo yekuona.

Zvinoshanda sei

Scrollspy ine zvishoma zvinodiwa kuti ishande nemazvo:

Kana iwe uri kuvaka yedu JavaScript kubva kunobva, inodautil.js .
Inofanirwa kushandiswa paBootstrap nav chikamu kana runyorwa boka .
Scrollspy inoda position: relative;pane chinhu chauri kuongorora, kazhinji iyo <body>.
Paunenge uchisora pane zvimwe zvisiri izvo <body>, ita shuwa kuti une heightseti uye overflow-y: scroll;inoshandiswa.
Anchors ( <a>) anodiwa uye anofanira kunongedza kune chinhu chine icho id.

Kana yaitwa zvinobudirira, yako nav kana boka rezita rinogadziridza zvinoenderana, richifambisa .activekirasi kubva pane chimwe chinhu kuenda kune chinotevera zvichienderana nezvavanovavarira.

Skrodza nzvimbo iri pazasi pebhari uye tarisa iyo inoshanda kirasi shanduko. Zvinhu zvekudonhedza zvicharatidzwa zvakare.

@mafuta

Ad leggings keytar, brunch id art party dolor labore. Pitchfork yr enim lo-fi vasati vatengesa izvo. Tumblr purazi-ku-tafura kodzero dzebhasikoro chero. Anim keffiyeh carles cardigan. Velit seitan mcsweeney's photo booth 3 wolf moon irure. Cosby sweater lomo jean shorts, williamsburg hoodie minim qui pamwe hausati wanzwa nezvavo et cardigan trust fund culpa biodiesel wes anderson aesthetic. Nihil tattooed accusamus, cred irony biodiesel keffiyeh artisan ullamco consequat.

@mdo

Veniam marfa mustache skateboard, adipisicing fugiat velit pitchfork beard. Freegan beard aliqua cupidatat mcsweeney's vero. Cupidatat four loko nisi, ea helvetica nulla carles. Tattooed cosby sweater food truck, mcsweeney's quis non freegan vinyl. Lo-fi wes anderson +1 sartorial. Carles non aesthetic exercitation quis gentrify. Brooklyn adipisicing craft beer vice keytar deserunt.

one

Occaecat commodo aliqua delectus. Fap craft beer deserunt skateboard ea. Lomo bicycle rights adipisicing banh mi, velit ea sunt next level locavore single-origin coffee in magna veniam. High life id vinyl, echo park consequat quis aliquip banh mi pitchfork. Vero VHS est adipisicing. Consectetur nisi DIY minim messenger bag. Cred ex in, sustainable delectus consectetur fanny pack iphone.

two

In incididunt echo park, officia deserunt mcsweeney's proident master cleanse thundercats sapiente veniam. Excepteur VHS elit, proident shoreditch +1 biodiesel laborum craft beer. Single-origin coffee wayfarers irure four loko, cupidatat terry richardson master cleanse. Assumenda you probably haven't heard of them art party fanny pack, tattooed nulla cardigan tempor ad. Proident wolf nesciunt sartorial keffiyeh eu banh mi sustainable. Elit wolf voluptate, lo-fi ea portland before they sold out four loko. Locavore enim nostrud mlkshk brooklyn nesciunt.

three

Ad leggings keytar, brunch id art party dolor labore. Pitchfork yr enim lo-fi before they sold out qui. Tumblr farm-to-table bicycle rights whatever. Anim keffiyeh carles cardigan. Velit seitan mcsweeney's photo booth 3 wolf moon irure. Cosby sweater lomo jean shorts, williamsburg hoodie minim qui you probably haven't heard of them et cardigan trust fund culpa biodiesel wes anderson aesthetic. Nihil tattooed accusamus, cred irony biodiesel keffiyeh artisan ullamco consequat.

Keytar twee blog, culpa messenger bag marfa chero deelectus chikafu rori. Sapiente synth id imaginenda. Locavore sed helvetica cliche irony, mabhanan'ana iwe pamwe hausati wanzwa nezvawo consequat hoodie gluten-isina lo-fi fap aliquip. Labore elit placeat vasati vatengesa, terry richardson proident brunch nesciunt quis cosby sweater pariatur keffiyeh ut helvetica artisan. Cardigan craft beer seitan readymade velit. VHS chambray laboris tempor veniam. Anim mollit minim commodo ullamco thundercats.

<nav id="navbar-example2" class="navbar navbar-light bg-light">
  <a class="navbar-brand" href="#">Navbar</a>
  <ul class="nav nav-pills">
    <li class="nav-item">
      <a class="nav-link" href="#fat">@fat</a>
    </li>
    <li class="nav-item">
      <a class="nav-link" href="#mdo">@mdo</a>
    </li>
    <li class="nav-item dropdown">
      <a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true" aria-expanded="false">Dropdown</a>
      <div class="dropdown-menu">
        <a class="dropdown-item" href="#one">one</a>
        <a class="dropdown-item" href="#two">two</a>
        <div role="separator" class="dropdown-divider"></div>
        <a class="dropdown-item" href="#three">three</a>
      </div>
    </li>
  </ul>
</nav>
<div data-spy="scroll" data-target="#navbar-example2" data-offset="0">
  <h4 id="fat">@fat</h4>
  <p>...</p>
  <h4 id="mdo">@mdo</h4>
  <p>...</p>
  <h4 id="one">one</h4>
  <p>...</p>
  <h4 id="two">two</h4>
  <p>...</p>
  <h4 id="three">three</h4>
  <p>...</p>
</div>

Muenzaniso une nested nav

Scrollspy inoshandawo ne nested .navs. Kana dendere .navriripo .active, vabereki varo vanenge varivo .active. Skoka nzvimbo iri padyo nebhari uye tarisa iyo inoshanda kirasi shanduko.

Chinhu 1

Ex consequat commodo adipisicing exercitation aute excepteur occaecat ullamco duis aliqua id magna ullamco eu. Do aute ipsum ipsum ullamco cillum consectetur ut aute consectetur labore. Fugiat laborum incididunt tempor eu consequat enim dolore proident. Qui laborum do non excepteur nulla magna eiusmod consectetur in. Aliquip nulla enim veniam non fugiat id cupidatat nulla elit cupidatat commodo velit ut eiusmod cupidatat elit dolore.

Chinhu 1-1

Amet tempor mollit aliquip pariatur commodo do ea cillum commodo Lorem et occaecat elit qui et. Aliquip labore ex ex esse voluptate occaecat Lorem ullamco deserunt. Aliqua cillum excepteur irure consequat id quis ea. Sit proident ullamco aute magna pariatur nostrud labore. Reprehenderit aliqua commodo eiusmod aliquip est do duis amet proident magna consectetur consequat eu commodo fugiat non quis. Enim aliquip exercitation ullamco adipisicing voluptate excepteur minim exercitation minim commodo adipisicing exercitation officia nisi adipisicing. Anim id duis qui consequat labore adipisicing sint dolor elit cillum anim et fugiat.

Chinhu 2-2

Cillum nisi deserunt magna eiusmod qui eiusmod velit voluptate pariatur laborum sunt enim. Irure laboris mollit consequat incididunt sint et culpa culpa incididunt adipisicing magna magna occaecat. Nulla ipsum cillum eiusmod sint elit excepteur ea labore enim consectetur in labore anim. Proident ullamco ipsum esse elit ut Lorem eiusmod dolor et eiusmod. Anim occaecat nulla in non consequat eiusmod velit incididunt.

Item 2

Quis magna Lorem anim amet ipsum do mollit sit cillum voluptate ex nulla tempor. Laborum consequat non elit enim exercitation cillum aliqua consequat id aliqua. Esse ex consectetur mollit voluptate est in duis laboris ad sit ipsum anim Lorem. Incididunt veniam velit elit elit veniam Lorem aliqua quis ullamco deserunt sit enim elit aliqua esse irure. Laborum nisi sit est tempor laborum mollit labore officia laborum excepteur commodo non commodo dolor excepteur commodo. Ipsum fugiat ex est consectetur ipsum commodo tempor sunt in proident.

Item 3

Quis anim sit do amet fugiat dolor velit sit ea ea do reprehenderit culpa duis. Nostrud aliqua ipsum fugiat minim proident occaecat excepteur aliquip culpa aute tempor reprehenderit. Deserunt tempor mollit elit ex pariatur dolore velit fugiat mollit culpa irure ullamco est ex ullamco excepteur.

Item 3-1

Deserunt quis elit Lorem eiusmod amet enim enim amet minim Lorem proident nostrud. Ea id dolore anim exercitation aute fugiat labore voluptate cillum do laboris labore. Ex velit exercitation nisi enim labore reprehenderit labore nostrud ut ut. Esse officia sunt duis aliquip ullamco tempor eiusmod deserunt irure nostrud irure. Ullamco proident veniam laboris ea consectetur magna sunt ex exercitation aliquip minim enim culpa occaecat exercitation. Est tempor excepteur aliquip laborum consequat do deserunt laborum esse eiusmod irure proident ipsum esse qui.

Item 3-2

Labore sit culpa commodo elit adipisicing sit aliquip elit proident voluptate minim mollit nostrud aute reprehenderit do. Mollit excepteur eu Lorem ipsum anim commodo sint labore Lorem in exercitation velit incididunt. Occaecat consectetur nisi in occaecat proident minim enim sunt reprehenderit exercitation cupidatat et do officia. Aliquip consequat ad labore labore mollit ut amet. Sit pariatur tempor proident in veniam culpa aliqua excepteur elit magna fugiat eiusmod amet officia.

<nav id="navbar-example3" class="navbar navbar-light bg-light">
  <a class="navbar-brand" href="#">Navbar</a>
  <nav class="nav nav-pills flex-column">
    <a class="nav-link" href="#item-1">Item 1</a>
    <nav class="nav nav-pills flex-column">
      <a class="nav-link ml-3 my-1" href="#item-1-1">Item 1-1</a>
      <a class="nav-link ml-3 my-1" href="#item-1-2">Item 1-2</a>
    </nav>
    <a class="nav-link" href="#item-2">Item 2</a>
    <a class="nav-link" href="#item-3">Item 3</a>
    <nav class="nav nav-pills flex-column">
      <a class="nav-link ml-3 my-1" href="#item-3-1">Item 3-1</a>
      <a class="nav-link ml-3 my-1" href="#item-3-2">Item 3-2</a>
    </nav>
  </nav>
</nav>

<div data-spy="scroll" data-target="#navbar-example3" data-offset="0">
  <h4 id="item-1">Item 1</h4>
  <p>...</p>
  <h5 id="item-1-1">Item 1-1</h5>
  <p>...</p>
  <h5 id="item-1-2">Item 2-2</h5>
  <p>...</p>
  <h4 id="item-2">Item 2</h4>
  <p>...</p>
  <h4 id="item-3">Item 3</h4>
  <p>...</p>
  <h5 id="item-3-1">Item 3-1</h5>
  <p>...</p>
  <h5 id="item-3-2">Item 3-2</h5>
  <p>...</p>
</div>

Muenzaniso une list-group

Scrollspy inoshandawo nes .list-group. Skrodza nzvimbo iri padivi peboka rezita uye woona shanduko yekirasi inoshanda.

Chinhu 1 Chinhu 2 Chinhu 3 Chinhu 4

Chinhu 1

Chinhu 2

Quis magna Lorem anim amet ipsum do mollit sit cillum voluptate ex nulla tempor. Laborum consequat non elit enim exercitation cillum aliqua consequat id aliqua. Esse ex consectetur mollit voluptate est in duis laboris ad sit ipsum anim Lorem. Indundunt veniam velit elit veniam Lorem aliqua quis ullamco deserunt sit enim elit aliqua esse irure. Laborum nisi sit est tempor laborum mollit labore officia laborum excepteur commodo non commodo dolor excepteur commodo. Ipsum fugiat ex est consectetur ipsum commodo tempor sunt in proident.

Chinhu 3

Quis anim sit do amet fugiat dolor velit sit ea do reprehenderit culpa duis. Nostrud aliqua ipsum fugiat minim proident occaecat excepteur aliquip culpa aute tempor reprehenderit. Deserunt tempor mollit elit ex pariatur dolore velit fugiat mollit culpa irure ullamco est ex ullamco excepteur.

Chinhu 4

<div id="list-example" class="list-group">
  <a class="list-group-item list-group-item-action" href="#list-item-1">Item 1</a>
  <a class="list-group-item list-group-item-action" href="#list-item-2">Item 2</a>
  <a class="list-group-item list-group-item-action" href="#list-item-3">Item 3</a>
  <a class="list-group-item list-group-item-action" href="#list-item-4">Item 4</a>
</div>
<div data-spy="scroll" data-target="#list-example" data-offset="0" class="scrollspy-example">
  <h4 id="list-item-1">Item 1</h4>
  <p>...</p>
  <h4 id="list-item-2">Item 2</h4>
  <p>...</p>
  <h4 id="list-item-3">Item 3</h4>
  <p>...</p>
  <h4 id="list-item-4">Item 4</h4>
  <p>...</p>
</div>

Usage

Via data hunhu

Kuti uwedzere nyore scrollspy maitiro kune yako topbar navigation, wedzera data-spy="scroll"kune chinhu chaunoda kunosora (kazhinji ichi chingave icho <body>). Wobva wawedzera data-targethunhu neID kana kirasi yemubereki chinhu cheBootstrap .navchikamu.

body {
  position: relative;
}

<body data-spy="scroll" data-target="#navbar-example">
  ...
  <div id="navbar-example">
    <ul class="nav nav-tabs" role="tablist">
      ...
    </ul>
  </div>
  ...
</body>

Via JavaScript

Mushure mekuwedzera position: relative;muCSS yako, fonera iyo scrollspy kuburikidza neJavaScript:

$('body').scrollspy({ target: '#navbar-example' })

Resolvable ID zvinangwa zvinodiwa

Navbar links dzinofanira kunge dziine zvinogadziriswa id zvinangwa. Semuenzaniso, <a href="#home">home</a>inofanirwa kuenderana nechimwe chinhu chiri muDOM senge <div id="home"></div>.

Zvinhu zvisina kunangwa `:visible`zvakafuratirwa

Zvinangwa zvinhu zvisingaenderane :visiblenejQuery zvicharegeredzwa uye izvo zvinoenderana nav zvinhu hazvizombofa zvakasimbiswa.

Nzira

`.scrollspy('refresh')`

Paunenge uchishandisa scrollspy pamwe nekuwedzera kana kubvisa zvinhu kubva kuDOM, iwe unozofanirwa kufonera nzira yekuzorodza senge:

$('[data-spy="scroll"]').each(function () {
  var $spy = $(this).scrollspy('refresh')
})

`.scrollspy('dispose')`

Inoparadza chinhu chinonzi scrollspy.

Options

Sarudzo dzinogona kupfuudzwa kuburikidza nedata hunhu kana JavaScript. Nezve data hunhu, wedzera iyo sarudzo zita ku data-, semu data-offset="".

Zita	Type	Default	Tsanangudzo
offset	nhamba	10	Mapikisi ekubvisa kubva kumusoro paunenge uchiverenga nzvimbo yekupumburudza.

Zviitiko

Chiitiko Type	Tsanangudzo
activate.bs.scrollspy	Chiitiko ichi chinopisa pachinhu chemupumburu pese kana chinhu chitsva chikavhurwa neiyo scrollspy.

$('[data-spy="scroll"]').on('activate.bs.scrollspy', function () {
  // do something…
})

Scrollspy

Zvinoshanda sei

Muenzaniso mu navbar

@mafuta

@mdo

one

two

three

Muenzaniso une nested nav

Chinhu 1

Chinhu 1-1

Chinhu 2-2

Item 2

Item 3

Item 3-1

Item 3-2

Muenzaniso une list-group

Chinhu 1

Chinhu 2

Chinhu 3

Chinhu 4

Usage

Via data hunhu

Via JavaScript

Resolvable ID zvinangwa zvinodiwa

Zvinhu zvisina kunangwa :visiblezvakafuratirwa

Nzira

.scrollspy('refresh')

.scrollspy('dispose')

Options

Zviitiko

Zvinhu zvisina kunangwa `:visible`zvakafuratirwa

`.scrollspy('refresh')`

`.scrollspy('dispose')`