> It looks like a condition between calls from `set_visible` to 
> `request_focus`. When `request_focus` is called, the window is not yet mapped 
> (map is requested on `set_visible`). 
> 
> 200x200 is the default gtk window size if none is specified. Since the window 
> is presented at the requested size and then changes to 200x200 I would guess 
> the size request on `gtk_window_present` (which is called on `request_focus`) 
> is being queued and released later. But I'm not really sure.
> 
> With this change immediate `request_focus` after the window is created will 
> be ignored. But the default is to request focus on map, so it will work. 
> `request_focus` will only be useful when called after the window is mapped 
> (presented on the screen).
> 
> This also fixes [JDK-8316425](https://bugs.openjdk.org/browse/JDK-8316425)

Thiago Milczarek Sayao has updated the pull request incrementally with one 
additional commit since the last revision:

  Experiment on not realizing the window

-------------

Changes:
  - all: https://git.openjdk.org/jfx/pull/1249/files
  - new: https://git.openjdk.org/jfx/pull/1249/files/c5b631d5..d5ef6de1

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jfx&pr=1249&range=02
 - incr: https://webrevs.openjdk.org/?repo=jfx&pr=1249&range=01-02

  Stats: 75 lines in 5 files changed: 31 ins; 35 del; 9 mod
  Patch: https://git.openjdk.org/jfx/pull/1249.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1249/head:pull/1249

PR: https://git.openjdk.org/jfx/pull/1249

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