- { doHidePanel && <Grid item>
- <Tooltip title={`Close ${panelName || 'panel'}`} disableFocusListener>
- <IconButton onClick={doHidePanel}><CloseIcon /></IconButton>
- </Tooltip>
- </Grid> }
+ { doHidePanel &&
+ <Tooltip title={`Close ${panelName || 'panel'}`} disableFocusListener>
+ <IconButton disabled={panelMaximized} onClick={doHidePanel}><CloseIcon /></IconButton>
+ </Tooltip> }