Kūlana

E hoʻohana i kēia mau mea pono pōkole no ka hoʻonohonoho wikiwiki ʻana i ke kūlana o kahi mea.

Ma kēia ʻaoʻao

Nā waiwai kūlana

Loaʻa nā papa hoʻonohonoho wikiwiki, ʻoiai ʻaʻole lākou e pane.

<div class="position-static">...</div>
<div class="position-relative">...</div>
<div class="position-absolute">...</div>
<div class="position-fixed">...</div>
<div class="position-sticky">...</div>

E hoʻonohonoho i nā mea

E hoʻonohonoho maʻalahi i nā mea me nā pono hoʻonohonoho lihi. ʻO ke ʻano he {property}-{position}.

ʻO kahi waiwai kekahi o:

toptop- no ke kūlana kū pololei
start- no ke kūlana paepae left(ma LTR)
bottombottom- no ke kūlana kū pololei
end- no ke kūlana paepae right(ma LTR)

Ma hea kahi o:

0- no 0ke kūlana lihi
50- no 50%ke kūlana lihi
100- no 100%ke kūlana lihi

(Hiki iā ʻoe ke hoʻohui i nā waiwai kūlana hou aʻe ma ka hoʻohui ʻana i nā mea hoʻokomo i ka $position-valueshoʻololi palapala Sass.)

html

<div class="position-relative">
  <div class="position-absolute top-0 start-0"></div>
  <div class="position-absolute top-0 end-0"></div>
  <div class="position-absolute top-50 start-50"></div>
  <div class="position-absolute bottom-50 end-50"></div>
  <div class="position-absolute bottom-0 start-0"></div>
  <div class="position-absolute bottom-0 end-0"></div>
</div>

Nā mea kikowaena

Eia kekahi, hiki iā ʻoe ke hoʻokaʻawale i nā mea me ka papa hana hoʻololi .translate-middle.

Hoʻopili kēia papa i ka hoʻololi ʻana translateX(-50%)a translateY(-50%)me ka mea, i hui pū ʻia me nā pono hoʻonohonoho lihi, hiki iā ʻoe ke hoʻonohonoho pono i kahi mea.

html

<div class="position-relative">
  <div class="position-absolute top-0 start-0 translate-middle"></div>
  <div class="position-absolute top-0 start-50 translate-middle"></div>
  <div class="position-absolute top-0 start-100 translate-middle"></div>
  <div class="position-absolute top-50 start-0 translate-middle"></div>
  <div class="position-absolute top-50 start-50 translate-middle"></div>
  <div class="position-absolute top-50 start-100 translate-middle"></div>
  <div class="position-absolute top-100 start-0 translate-middle"></div>
  <div class="position-absolute top-100 start-50 translate-middle"></div>
  <div class="position-absolute top-100 start-100 translate-middle"></div>
</div>

Ma ka hoʻohui ʻana a i .translate-middle-xʻole .translate-middle-ynā papa, hiki ke hoʻonoho ʻia nā mea i ka ʻaoʻao ākea a i ʻole ke kū pololei.

html

<div class="position-relative">
  <div class="position-absolute top-0 start-0"></div>
  <div class="position-absolute top-0 start-50 translate-middle-x"></div>
  <div class="position-absolute top-0 end-0"></div>
  <div class="position-absolute top-50 start-0 translate-middle-y"></div>
  <div class="position-absolute top-50 start-50 translate-middle"></div>
  <div class="position-absolute top-50 end-0 translate-middle-y"></div>
  <div class="position-absolute bottom-0 start-0"></div>
  <div class="position-absolute bottom-0 start-50 translate-middle-x"></div>
  <div class="position-absolute bottom-0 end-0"></div>
</div>

Nā laʻana

Eia kekahi mau laʻana ola maoli o kēia mau papa:

html

<button type="button" class="btn btn-primary position-relative">
  Mails <span class="position-absolute top-0 start-100 translate-middle badge rounded-pill bg-secondary">+99 <span class="visually-hidden">unread messages</span></span>
</button>

<button type="button" class="btn btn-dark position-relative">
  Marker <svg width="1em" height="1em" viewBox="0 0 16 16" class="position-absolute top-100 start-50 translate-middle mt-1" fill="#212529" xmlns="http://www.w3.org/2000/svg"><path d="M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z"/></svg>
</button>

<button type="button" class="btn btn-primary position-relative">
  Alerts <span class="position-absolute top-0 start-100 translate-middle badge border border-light rounded-circle bg-danger p-2"><span class="visually-hidden">unread messages</span></span>
</button>

Hiki iā ʻoe ke hoʻohana i kēia mau papa me nā mea i loaʻa e hana i nā mea hou. E hoʻomanaʻo hiki iā ʻoe ke hoʻonui i kāna hana ma ka hoʻohui ʻana i nā mea komo i ka $position-valuesloli.

html

<div class="position-relative m-4">
  <div class="progress" style="height: 1px;">
    <div class="progress-bar" role="progressbar" aria-label="Progress" style="width: 50%;" aria-valuenow="50" aria-valuemin="0" aria-valuemax="100"></div>
  </div>
  <button type="button" class="position-absolute top-0 start-0 translate-middle btn btn-sm btn-primary rounded-pill" style="width: 2rem; height:2rem;">1</button>
  <button type="button" class="position-absolute top-0 start-50 translate-middle btn btn-sm btn-primary rounded-pill" style="width: 2rem; height:2rem;">2</button>
  <button type="button" class="position-absolute top-0 start-100 translate-middle btn btn-sm btn-secondary rounded-pill" style="width: 2rem; height:2rem;">3</button>
</div>

Sass

Palapala 'āina

Hōʻike ʻia nā waiwai pono kūlana paʻamau ma ka palapala ʻāina Sass, a laila hoʻohana ʻia e hana i kā mākou mau pono.

$position-values: (
  0: 0,
  50: 50%,
  100: 100%
);

API no nā pono hana

Hōʻike ʻia nā pono kūpono i kā mākou API ponoʻī ma scss/_utilities.scss. E aʻo pehea e hoʻohana ai i nā pono API.

    "position": (
      property: position,
      values: static relative absolute fixed sticky
    ),
    "top": (
      property: top,
      values: $position-values
    ),
    "bottom": (
      property: bottom,
      values: $position-values
    ),
    "start": (
      property: left,
      class: start,
      values: $position-values
    ),
    "end": (
      property: right,
      class: end,
      values: $position-values
    ),
    "translate-middle": (
      property: transform,
      class: translate-middle,
      values: (
        null: translate(-50%, -50%),
        x: translateX(-50%),
        y: translateY(-50%),
      )
    ),