<Tooltip title={`Maximize ${panelName || 'panel'}`} disableFocusListener>
<IconButton onClick={doMaximizePanel}><MaximizeIcon /></IconButton>
</Tooltip> }
<Tooltip title={`Maximize ${panelName || 'panel'}`} disableFocusListener>
<IconButton onClick={doMaximizePanel}><MaximizeIcon /></IconButton>
</Tooltip> }