When the window is not shown, Component.getLocationOnScreen throws an exception, causing e.g.

Modifier.onGloballyPositioned { it.positionOnScreen() }

to crash.

Instead of throwing an exception, return Offset.Unspecified.

Fixes https://youtrack.jetbrains.com/issue/CMP-7380/Exception-Thrown-in-Desktop-Platform-Context-During-ModifierNode-Placed
Fixes https://youtrack.jetbrains.com/issue/CMP-8323/Material3-Modifier.badgeBounds-crashes-in-1.9.0-alpha01

Testing

Tested manually, and added a unit test.

Release Notes

Fixes - Desktop

• Return Offset.Unspecified instead of throwing an exception in LayoutCoordinates.localToScreen and LayoutCoordinates.screenToLocal.