描述
包含有关LVN_ITEMACTIVATE通知消息.
FreeBASIC 语法
TYPE NMITEMACTIVATE hdr AS NMHDR iItem AS LONG iSubItem AS LONG uNewState AS UINT uOldState AS UINT uChanged AS UINT ptAction AS POINT lParam AS LPARAM uKeyFlags AS UINT END TYPE |
成员
hdr
NMHDR structure that contains information about this notification message.
iItem
Index of the list-view item. If the item index is not used for the notification, this member will contain -1.
iSubItem
One-based index of the subitem. If the subitem index is not used for the notification or the notification does not apply to a subitem, this member will contain zero.
uNewState
New item state. This member is zero for notification messages that do not use it.
uOldState
Old item state. This member is zero for notification messages that do not use it.
uChanged
Set of flags that indicate the item attributes that have changed. This member is zero for notifications that do not use it. Otherwise, it can have the same values as the mask member of the LVITEM structure.
ptAction
POINT structure that indicates the location at which the event occurred. This member is undefined for notification messages that do not use it.
lParam
Application-defined value of the item. This member is undefined for notification messages that do not use it.
uKeyFlags
Modifier keys that were pressed at the time of the activation. This member contains zero or a combination of the following flags:
LVKF_ALT
The key is pressed.
LVKF_CONTROL
The key is pressed.
LVKF_SHIFT
The key is pressed.
引用文件
CommCtrl.bi