Fix X11 LeaveWindow not raised with software rendering - #22120
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What does the pull request do?
This PR fixes the raw
LeaveWindowevent not being raised correctly on X11 when the rendering mode is set toSoftware.When the GPU is involved, Avalonia adds an extra render child window that receives input instead of the top-level one, so the pointer only moves between unrelated windows and the render window: it never goes through the actual top-level one.
With the window missing in software mode, the pointer moves between other windows and the top-level one: events with
XINotifyAncestorare received instead. OnlyXINotifyInferioris effectively rejected.This PR applies the logic to both
LeaveandEnter. It also makes the non-xinput path symmetric.Fixed issues