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发信人: bloom (├┝┞┟┠┢┣�), 信区: VB
标题: MENUITEMINFO类型定义(菜单函数)(转载)
发信站: 哈工大紫丁香 (2000年09月07日18:39:58 星期四), 转信

【以下文字转载自 cnTemp 讨论区】
【原文由 catchy 所发表】
发信人: yucheng (无话可说), 信区: VisualBasic
发信站: BBS 水木清华站 (Mon Apr 3 01:24:43 2000) WWW-POST

MENUITEMINFO

类型定义
Type MENUITEMINFO
cbSize As Long
fMask As Long
fType As Long
fState As Long
wID As Long
hSubMenu As Long
hbmpChecked As Long
hbmpUnchecked As Long
dwItemData As Long
dwTypeData As Long
cch As Long
End Type
说明
这个结构包含了菜单条目的信息，不支持win nt 3.51（原文：This structure
contains information about a menu entry. Not supported on NT 3.51）

字段表
字段类型及说明
cbSize Long，结构大小，通常为44bytes（Size of this structure, currently at 44
bytes.）
fMask Long，Specifies the information to set or get. Any combination of the
following
MIIM_CHECKMARKS Sets or gets the hbmpChecked and hbmpUnchecked fields
MIIM_DATA Sets or gets the dwItemData field
MIIM_ID ets or gets the wID field
MIIM_STATE Sets or gets the fState field
MIIM_SUBMENU Sets or gets the hSubMenu field
MIIM_TYPE Sets or gets the fType and dwTypeData fields
fType Long，Menu item type, any combination of the following with the
exception that MFT_BITMAP, MFT_SEPARATOR, and MFT_STRING cannot be combined
with one another:MFT_BITMAP: Displays the menu item using a bitmap.
dwTypeData contains the bitmap handle.MFT_MENUBARBREAK: The menu item is
placed on a new line for top level menus, a new column for popup menus.
Places a line between the columns.MFT_MENUBREAK: Same as MFT_MENUBREAK
without the vertical line.MFT_OWNERDRAW: The menu item is an owner-draw
menu.MFT_RADIOCHECK: Uses a radio button (option button) bullet to indicate
the checked state instead of a check mark. Applies if no custom bitmap is
specified.MFT_RIGHTJUSTIFY: Right-justifies a top level menu item.MFT_SEPARATO
R: The entry is a separator line in a pop-up menu.MFT_STRING: The entry
contains a string. dwTypeData contains the address of the string, and the cch
field contains the length of the string.
fState Long，Current menu entry state or action to take. May be any
combination of the following:MFS_CHECKED: Entry is checked.MFS_DEFAULT: The
entry is a default item (appears in bold).MFS_DISABLED: Entry is
disabled.MFS_ENABLED: Entry is enabled.MFS_GRAYED: Entry is grayed and
disabled.MFS_HILITE: Entry is highlighted.MFS_UNCHECKED: Entry is
unchecked.MFS_UNHILITE: Entry is unhighlighted.
wID Long，Menu entry identifier. The high 16 bits are not used.
hSubMenu Long，Handle to a pop-up menu if one is associated with the menu
entry
hbmpChecked Long，Handle to a bitmap to display for a menu entry when
checked. Zero to use the default
hbmpUnchecked Long，Handle to a bitmap to display for a menu entry when
unchecked. Zero to use the default
dwItemData Long，User-defined value associated with this entry.
dwTypeData Long，Depends on the menu type
cch Long，Length of the menu string when MFT_STRING is specified. Zero for
other menu types.

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