RFR: 8348760: RadioButton is not shown if JRadioButtonMenuItem is rendered with ImageIcon in WindowsLookAndFeel [v29]

Alexey Ivanov aivanov at openjdk.org
Tue Aug 12 11:53:28 UTC 2025


On Tue, 12 Aug 2025 11:34:41 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

>> I understand that methods in SwingUtilities3 had to be static, but why the colors couldn't be passed to the method as parameters? [I did suggest](https://github.com/openjdk/jdk/pull/23324#discussion_r2169199694) passing the colors as parameters:
>> 
>>> Pass the colors explicitly as parameters to the `SwingUtilities3.paintAccText` method.
>> 
>> Storing the colors as global variables in a utility class leaks these objects. After L&F is changed to something else, these colors persist in `SwingUtilities3`.
>> 
>> The same applies to the new static fields in `WindowsMenuItemUI`. They're not needed. [I had raised this concern](https://github.com/openjdk/jdk/pull/23324#discussion_r2169217699), it went unanswered and marked as resolved. And I believe there's a new bug because of these static fields.
>
> If we have to call `WindowsMenuItemUI.paintMenuItem` from `WindowsCheckBoxMenuItemUI`, `WindowsRadioButtonMenuItemUI`, `WindowsMenuUI ` then `paintMenuItem `has to be static in `WindowsMenuItemUI`
> so `paintAccText ` called from `paintMenuItem` has to be static so even if we try to pass the parameters to `SwingUtilities3.paintAccText` from `WindowsMenuItemUI.paintAccText ` those parameters need to be static else we will be getting this kind of build error
> 
> error: non-static variable disabledForeground cannot be referenced from a static context
>         SwingUtilities3.paintAccText(g, lh, lr, disabledForeground, acceleratorSelectionForeground, acceleratorForeground);

I don't see the real code that you're referring to, but I strongly believe you can pass these colors as parameters.

`WindowsMenuItemUI.paintMenuItem` isn't static and it has access to all the required colors inherited from `BasicMenuItemUI`, it calls a static method `paintMenuItem` as already passes background and foreground as parameters, therefore you could've added more parameters if they were needed.

One way or another, you call these static methods from a non-static method — pass all the required parameters, maybe the `WindowsMenuItemUI` object itself to the static methods.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23324#discussion_r2269593938


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