private int[] promptUserForColumns() {
		ChooseColumnsDialog dialog =
			new ChooseColumnsDialog((GTableColumnModel) columnModel, getModel());
		DockingWindowManager.showDialog(GTable.this, dialog);
		return dialog.getChosenColumns();
	}
A method that subclasses can override to signal that they wish not to have this table's
built-in popup actions.   Subclasses will almost never need to override this method.

@return true if popup actions are supported
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/GTable.java