Open Bug 1326594 Opened 8 years ago Updated 3 years ago

Scrollbar button clipped with fractional offset

Categories

(Core :: Web Painting, defect)

defect

Tracking

()

People

(Reporter: arni2033, Unassigned)

References

()

Details

User Story

>>>   My Info:   Win7_64, Nightly 49, 32bit, ID 20160526082509

STR_1:
0. Set DPI -> 125% :
 A) Set DPI level -> 125% in your OS   [OR]
 B) Set DPI level -> 125% in your OS   [AND]   Set layout.css.devPixelsPerPx -> 1.0
1. Open attachment 8757513 [details] ,
   set "Top edge" to "Slightly above [-0.4]", set "Scrollbox bottom edge" to "Slightly below [+0.4]"
2. Scroll the small scrollable area to the bottom.
3. Hover mouse over the lower scrollbutton in scrollbar (in that small scrollable area)


AR:  Top border of the scrollbutton isn't displayed
ER:  Scrollbutton should have the top border


STR_2:
0. Set DPI level -> 125% in your OS   [AND]   Set layout.css.devPixelsPerPx -> 1.0
1. Open any bug from the list [1]
2. Scroll CC list to the bottom, hover mouse over the lower scrollbutton

> [1] list of bugs:   bug 982121, bug 1219794, bug 1171746, bug 1262188, bug 943888, bug 1272317


Notes:
1) I encountered it for the first time in several bugs with Gijs Kruitbosch in CC list
2) comment 0 contains a mistake, don't read it: it says "1.25" instead of "1.0"

Attachments

(1 file)

No longer blocks: 1277113
User Story: (updated)
Component: Untriaged → Layout: Web Painting
Product: Firefox → Core
Summary: GIJS bug → Scrollbar button clipped with fractional offset
Severity: normal → S3
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