@Override
	protected JToolBar createToolbar() {
		JToolBar toolbar1 = new JToolBar();
		toolbar1.add(Box.createHorizontalGlue());

		EmptyBorderToggleButton binaryBtn = createBinaryViewBtn(toolbar1);
		EmptyBorderToggleButton hexBtn = createHexViewBtn(toolbar1);
		createSetViewButtonGroup(binaryBtn, hexBtn);

		toolbar1.addSeparator();
		createCopyBtn(toolbar1);
		toolbar1.setFloatable(false);

		return toolbar1;
	}
Constructs the preview strings to display in the table, based on the
current mask settings.
<p>
This is a potentially long-running task so it's implemented in a
background task. Also, note that we need to specify the dialog parent so
we can't use the convenience TaskLauncher.launch... methods.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/instructionsearch/ui/PreviewTable.java