PBT_APMBATTERYLOW
The PBT_APMBATTERYLOW
message is sent to notify applications that battery power is low. A window
receives this message through the WM_POWERBROADCAST message.
PBT_APMBATTERYLOW
dwData = (DWORD) lParam;
Parameters
dwData
Reserved,
must be zero.
Return Values
No return
value.
Remarks
This message
is broadcast when a system s APM BIOS signals an APM battery low notification.
Because some APM BIOS implementations do not provide battery low notifications,
this message may never be sent on some machines.
See Also