--- title: scroll-snap-stop slug: Web/CSS/scroll-snap-stop tags: - CSS - CSS スクロールスナップ - Reference - scroll-snap-stop - ウェブ translation_of: Web/CSS/scroll-snap-stop ---
CSS の scroll-snap-stop プロパティは、スクロールコンテナーが可能なスナップ位置を「通り過ぎる」ことを許可するかどうかを定義します。
/* キーワード値 */ scroll-snap-stop: normal; scroll-snap-stop: always; /* グローバル値 */ scroll-snap-type: inherit; scroll-snap-type: initial; scroll-snap-type: unset;
{{cssinfo}}
normalalwaysこの例は {{cssxref("scroll-snap-type")}} から複製したものに多少の修正を加えたものです。
/* setup */
:root, body {
height: 100%;
display: flex;
align-items: center;
justify-content: space-between;
flex-flow: column nowrap;
font-family: monospace;
}
.container {
display: flex;
overflow: auto;
outline: 1px dashed lightgray;
flex: none;
}
.container.x {
width: 100%;
height: 128px;
flex-flow: row nowrap;
}
.container.y {
width: 256px;
height: 256px;
flex-flow: column nowrap;
}
/* definite scroll snap */
.mandatory-scroll-snapping {
scroll-snap-stop: always;
}
.proximity-scroll-snapping {
scroll-snap-stop: normal;
}
/* scroll-snap */
.x.mandatory-scroll-snapping {
scroll-snap-type: x mandatory;
}
.y.mandatory-scroll-snapping {
scroll-snap-type: y mandatory;
}
.x.proximity-scroll-snapping {
scroll-snap-type: x proximity;
}
.y.proximity-scroll-snapping {
scroll-snap-type: y proximity;
}
.container > div {
text-align: center;
scroll-snap-align: center;
flex: none;
}
.x.container > div {
line-height: 128px;
font-size: 64px;
width: 100%;
height: 128px;
}
.y.container > div {
line-height: 256px;
font-size: 128px;
width: 256px;
height: 256px;
}
/* appearance fixes */
.y.container > div:first-child {
line-height: 1.3;
font-size: 64px;
}
/* coloration */
.container > div:nth-child(even) {
background-color: #87EA87;
}
.container > div:nth-child(odd) {
background-color: #87CCEA;
}
<div class="container x mandatory-scroll-snapping" dir="ltr"> <div>X Mand. LTR </div> <div>2</div> <div>3</div> <div>4</div> <div>5</div> </div> <div class="container x proximity-scroll-snapping" dir="ltr"> <div>X Proximity LTR</div> <div>2</div> <div>3</div> <div>4</div> <div>5</div> </div> <div class="container y mandatory-scroll-snapping" dir="ltr"> <div>Y Mand. LTR</div> <div>2</div> <div>3</div> <div>4</div> <div>5</div> </div> <div class="container y proximity-scroll-snapping" dir="ltr"> <div>Y Prox. LTR</div> <div>2</div> <div>3</div> <div>4</div> <div>5</div> </div> <div class="container x mandatory-scroll-snapping" dir="rtl"> <div>X Mandatory RTL</div> <div>2</div> <div>3</div> <div>4</div> <div>5</div> </div> <div class="container x proximity-scroll-snapping" dir="rtl"> <div>X Proximity RTL</div> <div>2</div> <div>3</div> <div>4</div> <div>5</div> </div> <div class="container y mandatory-scroll-snapping" dir="rtl"> <div>Y Mand. RTL</div> <div>2</div> <div>3</div> <div>4</div> <div>5</div> </div> <div class="container y proximity-scroll-snapping" dir="rtl"> <div>Y Prox. RTL</div> <div>2</div> <div>3</div> <div>4</div> <div>5</div> </div>
{{EmbedLiveSample("Example", "100%", "1630")}}
| 仕様書 | 状態 | 備考 |
|---|---|---|
| {{SpecName("CSS Scroll Snap Points", "#propdef-scroll-snap-stop", "scroll-snap-stop")}} | {{Spec2("CSS Scroll Snap Points")}} | 初回定義 |
{{Compat("css.properties.scroll-snap-stop")}}