Is this package paid?

[ahmadfadlydziljalal]

I got button print is temporarily disappeared after a lot time. Is it bug or we must paid some license ?

[pcorless]

Nope 110% open source. The disabled state is controlled by the currently opened documents permission which is set by the author when it was encrypted. The viewer respects this setting. You can ctr-d to bring up the document properties and double check the encryption settings.

[ahmadfadlydziljalal]

This is the preview of my app.

[pcorless]

cool which UI toolkits are you using for your application? Swing, JFX, something else?

[ahmadfadlydziljalal]

Swing, actually