1740124 - The Profile Manager is incorrectly displayed when the system has different scaling on 2 monitors (wayland)

Status: RESOLVED DUPLICATE of bug 1737358

(Core :: Widget: Gtk, defect)

Description

[Daniel Bodea [:danibodea]]

Attachment: scaling issue on profile manager 1

Note

• When the user sets different scaling on his (at least) 2 monitors and opens the profile manager in wayland window protocol, he will notice that the UI is incorrectly displayed on one of the monitors.

Affected versions

• Nightly v96.0a1

Affected platforms

• Ubuntu 21.04 + wayland

Prerequisites

• Have at least 2 working monitors on your system.
• Set one with 100% "Scale" and the other with 100% "Scale".

Steps to reproduce

1. Open the profile manager in wayland:
   a. Go into the nightly folder.
   b. Right-click and "Open in Terminal".
   c. MOZ_ENABLE_WAYLAND=1
   d. ./firefox
2. Notice the Profile manager window scaling; Move it on the other monitor.

Expected result

• The scaling is properly translated between the two monitors.

Actual result

• The UI of the window is improperly displayed.

Regression range

• Unkbown.

Additional notes

• This issue occurs with "wayland" Window Protocol and not with "xwayland".

Comment 1

[Daniel Bodea [:danibodea]]

Attachment: scaling issue on profile manager - case 1.png

Comment 2

[Daniel Bodea [:danibodea]]

Attachment: scaling issue on profile manager - case 2.png

Comment 3

[Raluca Popovici, Desktop QA]

This bug is duplicate of bug 1737358