BUG: TableView's setMouseTransparent method does not make mouse transparent

[Ty Young]

On 9/19/18 10:27 AM, Kevin Rushforth wrote:
> JavaFX does not use exclusive full-screen mode. It simulates full 
> screen by using an undecorated window that is exactly the size of the 
> screen. This means that pop-ups, such as those used by ComboBox and 
> content menus, will continue to work (they use separate windows).
>
> -- Kevin
>
>

Well, that kind of stinks.


Regarding the bug itself, I've figured out that it's a GTK3 bug as 
hinted on the bug report[1]. Switching to GTK2 via the suggested 
argument fixes the bug for me.


BTW, have you had a chance to read the other email I sent about the zip 
file causing a bugged JDK?


[1] https://bugs.java.com/bugdatabase/view_bug.do?bug_id=JDK-8211007




> On 9/19/2018 7:52 AM, Ty Young wrote:
>>
>> On 9/19/18 8:01 AM, Kevin Rushforth wrote:
>>> Thanks for reporting the issue. I see it in the bug system, and it 
>>> should be transferred to the JDK project in JBS in a day or so.
>>>
>>> I'm not sure I understand your question:
>>>
>>> > (While i'm at it, does JavaFX *always* render the desktop even if 
>>> a JavaFX application is fullscreen?)
>>>
>>> What do you mean by "render the desktop" ?
>>>
>>> -- Kevin
>>>
>>
>> Typically when a game(or potentially any 3d application) is 
>> fullscreen, that game(or 3d application) has exclusive control and 
>> desktop elements(the desktop environment and the windows within) are 
>> no longer rendered. As a result, frame rate is increased, latency is 
>> reduced, and stuttering/jittering are reduced or non existent.
>>
>> However, it's possible to "fake" fullscreen by using borderless 
>> windowed mode which does not provide the performance benefits of 
>> fullscreen while being 'fullscreen".
>>
>> Basically what I'm asking is: Does JavaFX just disable window 
>> decorations(title bar/resize borders) and overlays the application 
>> over the OS's desktop or is it *truly* fullscreen?
>>
>>
>>> On 9/18/2018 7:11 PM, Ty Young wrote:
>>>> Bug review ID: 9057302.
>>>>
>>>>
>>>> TavleView's setMouseTransparent no longer makes mouse events(like 
>>>> clicking) transparent for that TableView when set to true in JavaFX 
>>>> 11. In Oracle 9 and 10 it did, however. I vaguely remember 
>>>> compiling OpenJDK 10 with JavaFX integrated and had the same issue 
>>>> even though Oracle 10 did not have the bug.
>>>>
>>>>
>>>> I personally use this to create an On Screen Display for displaying 
>>>> some GPU information while playing games in Linux(Yes, I know it's 
>>>> incredibly bad to do that since the desktop is still being 
>>>> rendered). Because of this bug, in-game menus cannot be clicked if 
>>>> they are in the top left corner(where the window is) as the mouse 
>>>> transparent method is no longer working.
>>>>
>>>>
>>>> (While i'm at it, does JavaFX *always* render the desktop even if a 
>>>> JavaFX application is fullscreen?)
>>>>
>>>
>