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PBT_APMOEMEVENT is available for use in the operating systems specified in the Requirements section. Support for this event was removed in Windows Vista.]
Notifies applications that the APM BIOS has signaled an APM OEM event.
A window receives this event through the WM_POWERBROADCAST message. The wParam and lParam parameters are set as described following.
LRESULT
CALLBACK
WindowProc( HWND hwnd, // handle to window
UINT uMsg, // WM_POWERBROADCAST
WPARAM wParam, // PBT_APMOEMEVENT
LPARAM lParam); // OEM event code
Parameters
hwnd
A handle to window.
uMsg
| Value | Meaning |
|---|---|
|
Message identifier. |
wParam
| Value | Meaning |
|---|---|
|
Event identifier. |
lParam
The OEM-defined event code that was signaled by the system's APM BIOS. OEM event codes are in the range 0200h - 02FFh.
Return value
No return value.
Remarks
Because not all APM BIOS implementations provide OEM event notifications, this event may never be broadcast on some computers.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows XP [desktop apps only] |
| Minimum supported server |
Windows Server 2003 [desktop apps only] |
| End of client support |
Windows XP |
| End of server support |
Windows Server 2003 |
| Header |
|