StatusBarManager中的相关标志位

public static final int DISABLE_MASK = DISABLE_EXPAND | DISABLE_NOTIFICATION_ICONS
 | DISABLE_NOTIFICATION_ALERTS | DISABLE_NOTIFICATION_TICKER
 | DISABLE_SYSTEM_INFO | DISABLE_RECENT | DISABLE_HOME | DISABLE_BACK | DISABLE_CLOCK
 | DISABLE_SEARCH;
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1.DISABLE_EXPAND

public static final int DISABLE_EXPAND = View.STATUS_BAR_DISABLE_EXPAND;
/**
 * @hide
*
 * NOTE: This flag may only be used in subtreeSystemUiVisibility. It is masked
 * out of the public fields to keep the undefined bits out of the developer's way.
 *
 * Flag to make the status bar not expandable. Unless you also
 * set {@link #STATUS_BAR_DISABLE_NOTIFICATION_ICONS}, new notifications will continue to show.
 */
Disable{@link #STATUS_BAR_DISABLE_NOTIFICATION_ICONS}
@UnsupportedAppUsage
public static final int STATUS_BAR_DISABLE_EXPAND = 0x00010000;
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2.DISABLE_NOTIFICATION_ICONS

/**
 * @hide
*
 * NOTE: This flag may only be used in subtreeSystemUiVisibility. It is masked
 * out of the public fields to keep the undefined bits out of the developer's way.
 *
 * Flag to hide notification icons and scrolling ticker text.
 */
public static final int STATUS_BAR_DISABLE_NOTIFICATION_ICONS = 0x00020000;
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3.DISABLE_NOTIFICATION_ALERTS

/**
 * @hide
*
 * NOTE: This flag may only be used in subtreeSystemUiVisibility. It is masked
 * out of the public fields to keep the undefined bits out of the developer's way.
 *
 * Flag to disable incoming notification alerts. This will not block
 * icons, but it will block sound, vibrating and other visual or aural notifications.
 */
public static final int STATUS_BAR_DISABLE_NOTIFICATION_ALERTS = 0x00040000;
PhoneStatusBarNotificationManagerService
DISABLE_EXPANDDISABLE_NOTIFICATION_ALERTS 
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4.DISABLE_NOTIFICATION_TICKER

Flag to hide only the scrolling ticker. Note that
* {@link #STATUS_BAR_DISABLE_NOTIFICATION_ICONS} implies
* {@link #STATUS_BAR_DISABLE_NOTIFICATION_TICKER}.
public static final int STATUS_BAR_DISABLE_NOTIFICATION_TICKER = 0x00080000;
隐藏通知的滚动条。    
注意：{@link #STATUS_BAR_DISABLE_NOTIFICATION_ICONS}已经包含了{@link 
#STATUS_BAR_DISABLE_NOTIFICATION_TICKER}的功能。
立刻终止正在进行的ticking动作，并在PhoneStatusBar.tick()方法中阻止tick。这样一来通知的内容将不会出现在状态栏之上
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5.DISABLE_SYSTEM_INFO

Flag to hide the center system info area.
public static final int DISABLE_SYSTEM_INFO = View.STATUS_BAR_DISABLE_SYSTEM_INFO;
public static final int STATUS_BAR_DISABLE_SYSTEM_INFO = 0x00100000;
mSystemlconArea0mSystemlconArea
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6.DISABLE_RECENT

public static final int DISABLE_RECENT = View.STATUS_BAR_DISABLE_RECENT;
/**
 * Flag to hide only the recent apps button. Don't use this
 * unless you're a special part of the system UI (i.e., setup wizard, keyguard).
 */
@UnsupportedAppUsage
public static final int STATUS_BAR_DISABLE_RECENT = 0x01000000;
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7.DISABLE_HOME

public static final int DISABLE_HOME = View.STATUS_BAR_DISABLE_HOME;
/**
 * @hideFULISCREENFULISCREEN
*
 * NOTE: This flag may only be used in subtreeSystemUiVisibility. It is masked
 * out of the public fields to keep the undefined bits out of the developer's way.
 *
 * Flag to hide only the home button. Don't use this
 * unless you're a special part of the system UI (i.e., setup wizard, keyguard).
 */
@UnsupportedAppUsage
public static final int STATUS_BAR_DISABLE_HOME = 0x00200000;
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8.DISABLE_BACK

/** @hide */
public static final int DISABLE_BACK = View.STATUS_BAR_DISABLE_BACK;
/**
 * @hide
*
 * NOTE: This flag may only be used in subtreeSystemUiVisibility. It is masked
 * out of the public fields to keep the undefined bits out of the developer's way.
 *
 * Flag to hide only the back button. Don't use this
 * unless you're a special part of the system UI (i.e., setup wizard, keyguard).
 */
@UnsupportedAppUsage
public static final int STATUS_BAR_DISABLE_BACK = 0x00400000;
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9.DISABLE_CLOCK

public static final int DISABLE_CLOCK = View.STATUS_BAR_DISABLE_CLOCK;
/**
 * @hide
*
 * NOTE: This flag may only be used in subtreeSystemUiVisibility. It is masked
 * out of the public fields to keep the undefined bits out of the developer's way.
 *
 * Flag to hide only the clock. You might use this if your activity has
 * its own clock making the status bar's clock redundant.
 */
public static final int STATUS_BAR_DISABLE_CLOCK = 0x00800000;
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10.DISABLE_SEARCH

public static final int DISABLE_SEARCH = View.STATUS_BAR_DISABLE_SEARCH;
/**
 * @hide
*
 * NOTE: This flag may only be used in subtreeSystemUiVisibility. It is masked
 * out of the public fields to keep the undefined bits out of the developer's way.
 *
 * Flag to disable the global search gesture. Don't use this
 * unless you're a special part of the system UI (i.e., setup wizard, keyguard).
 */
public static final int STATUS_BAR_DISABLE_SEARCH = 0x02000000;
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11.DISABLE_NAVIGATION

public static final int DISABLE_NAVIGATION =
 View.STATUS_BAR_DISABLE_HOME | View.STATUS_BAR_DISABLE_RECENT;
HOME
StatusBarManagerViewSTATUS_BAR_STATUS_BAR_
—SystemUIVisibilityStatusBarManager.disable(SystemUIVisibility
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