<Swing Dev> RFR: 8182043: Access to Windows Large Icons [v7]

[Alexander Zuev]

On Fri, 21 May 2021 19:11:45 GMT, Alexey Ivanov <aivanov at openjdk.org> wrote:

>> But how you got them via this method? I am not sure what parameters should be passed to it.
>
> Didn't you answer your question already? If `FileSystemView.getRoots()` returns Desktop in Windows shell namespace. Otherwise, I don't know a way to get a reference to a *virtual* folder in Windows shell namespace which doesn't reference a file system object.
> 
> Alex's example uses "3D Objects" folder which is one of the known folders and has its own icon instead of the standard folder icon.
> 
> It's possible that I don't understand the question clearly.
> 
> Alex's fix affects WindowsPlacesBar on the left of JFileChooser in Windows LaF, the icons there look crispier in High DPI environment.

> But how you got them via this method? I am not sure what parameters should be passed to it.
`
String userdir = System.getenv("userprofile");
Icon icon = FileSystemView.getFileSystemView().getSystemIcon(new File(userdir + "\\3D Objects"), 64);
`

For some of the libraries getting file reference is quite easy, for some - not so much. But still doable.

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PR: https://git.openjdk.java.net/jdk/pull/2875