tailieunhanh - Menulets: The Missing Manual

. Menulets: The Missing Manual See the menu-bar icons in Figure 4-9? Apple calls them Menu Extras, but Mac fans on the Internet have named them menulets | . Menulets The Missing Manual See the menu-bar icons in Figure 4-9 Apple calls them Menu Extras but Mac fans on the Internet have named them menulets. Each is both an indicator and a menu that provides direct access to certain settings in System Preferences. One lets you adjust your Mac s speaker volume another lets you change the screen resolution yet another shows you the remaining power in your laptop battery and so on. Figure 4-9. These little guys are the direct descendants of the controls once found on the Mac OS 9 Control Strip or the Windows system To summon the various menulets you generally visit a certain pane of System Preferences Section and turn on a checkbox called for example Show volume in menu bar. Here s a rundown of the various Apple menulets that you may encounter complete with instructions on where to find this magic on off checkbox for each Tip The following descriptions indicate the official authorized steps for installing a menulet. There is however a folder on your hard drive that contains 25 of them in a single window so that you can install one with a quick double-click. To find them open your hard drive System Library CoreServices Menu Extras folder. AirPort lets you turn your AirPort card on or off join existing AirPort wireless networks and create your own private ones. To find the Show checkbox Open System Preferences Network. From the Show pop-up menu choose AirPort. Battery shows how much power remains in your laptop s battery. To find the Show checkbox Open System Preferences Energy Saver Options tab. Bluetooth connects to Bluetooth devices pairs your Mac with a cellphone and so on. To find the Show checkbox Open System Preferences Bluetooth. The Show Bluetooth status in the menu bar checkbox appears at the bottom of the Settings tab. Clock is the standard menu-bar clock that s been sitting at the upper-right corner of your screen from Day 1. Click it to open a menu where you can check today s date convert the menu-bar .