Source

Umuzingo

Mu buryo bwikora kuvugurura Bootstrap kugendana cyangwa gutondekanya amatsinda yibice ukurikije umwanya wizingo kugirango werekane umurongo urimo gukora muburyo bwo kureba.

Uburyo ikora

Scrollspy ifite ibisabwa bike kugirango ikore neza:

  • Niba wubaka JavaScript yacu kuva isoko, birasabautil.js .
  • Igomba gukoreshwa kuri Bootstrap nav ibice cyangwa urutonde rwitsinda .
  • Umuzingo usaba position: relative;kubintu urimo kuneka, mubisanzwe <body>.
  • Mugihe kuneka kubintu bitari u <body>, menya neza ko heightwashyizeho kandi ugashyirwa overflow-y: scroll;mubikorwa.
  • Inanga ( <a>) irasabwa kandi igomba kwerekana ikintu hamwe nicyo id.

Mugihe ushyizwe mubikorwa neza, nav cyangwa urutonde rwitsinda rizavugurura bikurikije, kwimura .activeicyiciro kuva mubintu bikajya mubindi ukurikije intego zabo.

Urugero muri navbar

Kuzenguruka agace kari munsi ya navbar hanyuma urebe ibyiciro bikora. Ibintu byamanutse bizagaragazwa kandi.

@fat

Ad leggings keytar, brunch id art ibirori dolor labore. Pitchfork yr enim lo-fi mbere yuko bagurisha qui. Tumblr umurima-kumeza uburenganzira bwamagare ibyo aribyo byose. Anim keffiyeh carles cardigan. Velit seitan mcsweeney ifoto yicyumba 3 impyisi ukwezi irure. Cosby swater lomo jean ikabutura, williamsburg hoodie minim qui ushobora kuba utarigeze ubyumva et cardigan kwizera ikigega culpa biodiesel wes anderson aesthetic. Nihil tattooed accusamus, inguzanyo irony biodiesel keffiyeh artisan ullamco ingaruka.

@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 umufuka marfa icyaricyo cyose cya delectus ikamyo. Sapiente synth id assnda. Lokavore sed helvetica cliche irony, inkuba ushobora kuba utarigeze uyumva ingaruka za hoodie gluten-yubusa lo-fi fap aliquip. Umurimo elit umwanya mbere yuko bagurisha, terry richardson proident brunch nesciunt quis cosby swater pariatur keffiyeh ut helvetica umunyabukorikori. Cardigan craft byeri seitan yiteguye gukora velit. VHS chambray laboris by'agateganyo veniam. Anim mollit minim commodo ullamco inkuba.

<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>

Urugero hamwe na nav

Scrollspy nayo ikorana na .navs. Niba icyari .navari .active, ababyeyi bayo nabo bazaba .active. Kuzenguruka agace kegereye navbar hanyuma urebe ibikorwa bikora bihinduka.

Ingingo ya 1

Ex resultsat commodo adipisising imyitozo aute excepteur occaecat ullamco duis aliqua id magna ullamco eu. Kora aute ipsum ipsum ullamco cillum consectetur ut et aute consectetur labore. Fugiat laborum incididunt by'agateganyo eu ingaruka enim dolore proident. Qui laborum do non excepteur nulla magna eiusmod consectetur in. Aliqua et aliqua officia quis et incididunt voluptate non anim reprehenderit adipisising dolore utsequat deserunt mollit dolore. Aliquip nulla enim veniam non fugiat id cupidatat nulla elit cupidatat commodo velit ut eiusmod cupidatat elit dolore.

Ingingo 1-1

Amet tempor mollit aliquip pariatur excepteur 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 inkurikizi id quis ea. Icara proident ullamco aute magna pariatur nostrud umurimo. Reprehenderit aliqua commodo eiusmod aliquip est do duis amet proident magna consectetur ingaruka eu commodo fugiat non quis. Enim aliquip imyitozo ullamco adipisising voluptate excepteur minim imyitozo minim minim commodo adipisices imyitozo officia nisi adipisising. Anim id duis qui ingaruka zumurimo adipisising sint dolor elit cillum anim et fugiat.

Ingingo ya 1-2

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

Umurimo wicare culpa commodo elit adipisising wicare aliquip elit proident voluptate minim mollit nostrud aute reprehenderit do. Mollit excepteur eu Lorem ipsum anim commodo sint labore Lorem mumyitozo ya velit incididunt. Occaecat consectetur nisi muri occaecat proident minim enim sunt reprehenderit imyitozo ya cupidatat et do officia. Aliquip inkurikizi ad labore labore mollit ut amet. Icara pariatur by'agateganyo proident muri 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 1-2</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>

Urugero hamwe nurutonde-itsinda

Scrollspy nayo ikorana na .list-groups. Kuzenguruka agace kari kuruhande rwurutonde hanyuma urebe impinduka zikora.

Ingingo ya 1

Ex resultsat commodo adipisising imyitozo aute excepteur occaecat ullamco duis aliqua id magna ullamco eu. Kora aute ipsum ipsum ullamco cillum consectetur ut et aute consectetur labore. Fugiat laborum incididunt by'agateganyo eu ingaruka enim dolore proident. Qui laborum do non excepteur nulla magna eiusmod consectetur in. Aliqua et aliqua officia quis et incididunt voluptate non anim reprehenderit adipisising dolore utsequat deserunt mollit dolore. Aliquip nulla enim veniam non fugiat id cupidatat nulla elit cupidatat commodo velit ut eiusmod cupidatat elit dolore.

Ingingo ya 2

Quis magna Lorem anim amet ipsum do mollit bicara cillum voluptate ex nulla by'agateganyo. Imirimo ivamo non elit enim imyitozo cillum aliqua inkurikizi id aliqua. Esse ex consectetur mollit voluptate est muri 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 bicara est tempor labourum mollit labore officia laborum excepteur commodo non commodo dolor excepteur commodo. Ipsum fugiat ex est consectetur ipsum commodo by'agateganyo sunt muri proident.

Ingingo ya 3

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

Ingingo ya 4

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

<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>

Ikoreshwa

Binyuze mu biranga amakuru

Kugirango wongere byoroshye imyitwarire ya scrollspy kumurongo wawe wo hejuru, ongera kubintu ushaka kuneka data-spy="scroll"(mubisanzwe ibi byaba aribyo <body>). Noneho ongeraho data-targetikiranga hamwe nindangamuntu cyangwa urwego rwibintu byababyeyi .navbigize Bootstrap.

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>

Binyuze kuri JavaScript

Nyuma yo kongera position: relative;muri CSS yawe, hamagara umuzingo ukoresheje JavaScript:

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

Intego z'indangamuntu zikemurwa zisabwa

Imiyoboro ya Navbar igomba kuba ifite intego id idakemuka. Kurugero, <a href="#home">home</a>hagomba guhura nibintu muri DOM nka <div id="home"></div>.

Ibintu bitari :visibleintego birengagijwe

Intego yibintu bidahuye :visiblena jQuery izirengagizwa kandi ibintu bihuye nabyo ntibizigera bigaragara.

Uburyo

.scrollspy('refresh')

When using scrollspy in conjunction with adding or removing of elements from the DOM, you’ll need to call the refresh method like so:

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

.scrollspy('dispose')

Destroys an element’s scrollspy.

Options

Options can be passed via data attributes or JavaScript. For data attributes, append the option name to data-, as in data-offset="".

Name Type Default Description
offset number 10 Pixels to offset from top when calculating position of scroll.
method string auto Finds which section the spied element is in. auto will choose the best method to get scroll coordinates. offset will use jQuery offset method to get scroll coordinates. position will use jQuery position method to get scroll coordinates.
target string Specifies element to apply Scrollspy plugin.

Events

Event Type Description
activate.bs.scrollspy Ibirori birasa kumuzingo igihe cyose ikintu gishya gihinduwe na muzingo.
$('[data-spy="scroll"]').on('activate.bs.scrollspy', function () {
  // do something...
})