Microsoft Foundation Classes (mfc.hlp) (
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CMenu::GetMenuState
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──Microsoft Foundation Classes──────────────────────────────────────────────
UINT GetMenuState( UINT nID, UINT nFlags ) const;
Parameter Description
<nID> Specifies the menu item ID, as determined by <nFlags>.
<nFlags> Specifies the nature of <nID>. It can be one of the
following values:
Value Interpretation of <nFlags>
MF_BYCOMMAND Specifies that the parameter gives the
command ID of the existing menu item. This
is the default if neither MF_BYCOMMAND nor
MF_BYPOSITION is set.
MF_BYPOSITION Specifies that the parameter gives the
position of the existing menu item (the
first item is at position 0).
Remarks
Returns the status of the specified menu item or the number of items in
a pop-up menu.
Return Value
The value -1 if the specified item does not exist. If <nId> identifies a
pop-up menu, the high-order byte contains the number of items in the
pop-up menu and the low-order byte contains the menu flags associated
with the pop-up menu. Otherwise the return value is a mask (Boolean OR)
of the values from the following list (this mask describes the status of
the menu item that <nId> identifies):
Value Meaning
MF_CHECKED Acts as a toggle in conjunction with MF_UNCHECKED to
place the default check mark next to the item. When
the application supplies check-mark bitmaps (see
SetMenuItemBitmaps), the "check mark on" bitmap is
displayed.
MF_DISABLED Disables the menu item so that it cannot be selected,
but does not dim it.
MF_ENABLED Enables the menu item so that it can be selected, and
restores it from its dimmed state.
MF_GRAYED Disables the menu item so that it cannot be selected,
and dims it.
MF_MENUBARBREAK Places item on a new line in static menus or in a new
column in pop-up menus. The new pop-up menu column
will be separated from the old column by a vertical
dividing line.
MF_MENUBREAK Places item on a new line in static menus or in a new
column in pop-up menus. No dividing line is placed
between the columns.
MF_SEPARATOR Draws a horizontal dividing line. Can only be used in
a pop-up menu. This line cannot be dimmed, disabled,
or highlighted. Other parameters are ignored.
MF_UNCHECKED Acts as a toggle in conjunction with MF_CHECKED to
remove a check mark next to the item. When the
application supplies check-mark bitmaps (see
SetMenuItemBitmaps), the "check mark off" bitmap is
displayed.
See Also
◄::GetMenuState►, ◄CMenu::CheckMenuItem►, ◄CMenu::EnableMenuItem►
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