java - key pressed how show message file read only in jpanel when text area is non editable? -



java - key pressed how show message file read only in jpanel when text area is non editable? -

when open file in jtextarea. set textarea non editable using textarea.seteditable(false) in when press key how show message in jpanel file read only.

thank you.

you can add together keylistener text area, , in keypressed() method want, e.g. show dialog.

jtextarea ta = new jtextarea(); ta.addkeylistener(new keyadapter() { @override public void keypressed(keyevent e) { system.out.println("key pressed, warn user read only!"); } });

java swing jpanel jtextarea

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