system/serenity
system/serenity
1
0
Fork 0
mirror of https://github.com/SerenityOS/serenity synced 2024-10-15 12:23:15 +00:00
Code Issues Packages Projects Releases Wiki Activity

LibWeb: Return overflow rect width from Element::scroll_width()

Browse source 
Spec says that this function has to return "width of the element
scrolling area" which is width of "scrolling overflow rect" in our
model.
This commit is contained in:
Aliaksandr Kalenik 2024-02-16 01:10:32 +01:00 committed by Andreas Kling
parent 89319cd0c9
commit 9f581d0bc9
3 changed files with 28 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
Tests/LibWeb/Text/expected/DOM/element-scroll-width.txt Normal file
View file

@ -0,0 +1 @@
Item 1Item 2Item 3Item 4Item 5Item 6Item 7Item 8Item 9Item 10Item 11Item 12 1200

26
Tests/LibWeb/Text/input/DOM/element-scroll-width.html Normal file
View file

@ -0,0 +1,26 @@
<!DOCTYPE html>
<script src="../include.js"></script>
<style>
* {
outline: 1px solid black;
}
.scrollable {
width: 300px;
overflow-x: auto;
white-space: nowrap;
}
span {
width: 100px;
height: 100px;
display: inline-block;
}
</style>
<div class="scrollable"><span>Item 1</span><span>Item 2</span><span>Item 3</span><span>Item 4</span><span>Item 5</span><span>Item 6</span><span>Item 7</span><span>Item 8</span><span>Item 9</span><span>Item 10</span><span>Item 11</span><span>Item 12</span></div>
<script>
test(() => {
const scrollable = document.querySelector(".scrollable");
println(scrollable.scrollWidth);
});
</script>

2
Userland/Libraries/LibWeb/DOM/Element.cpp
View file

@ -1394,7 +1394,7 @@ int Element::scroll_width() const
return 0;
// 7. Return the width of the element’s scrolling area.
return paintable_box()->border_box_width().to_int();
return paintable_box()->scrollable_overflow_rect()->width().to_int();
}
// https://drafts.csswg.org/cssom-view/#dom-element-scrollheight