C# Definition:
enum POWER_ACTION : uint
{
PowerActionNone = 0, // No system power action.
PowerActionReserved, // Reserved; do not use.
PowerActionSleep, // Sleep.
PowerActionHibernate, // Hibernate.
PowerActionShutdown, // Shutdown.
PowerActionShutdownReset, // Shutdown and reset.
PowerActionShutdownOff, // Shutdown and power off.
PowerActionWarmEject, // Warm eject.
}
[Flags]
enum PowerActionFlags : uint
{
POWER_ACTION_QUERY_ALLOWED = 0x00000001, // Broadcasts a PBT_APMQUERYSUSPEND event to each application to request permission to suspend operation.
POWER_ACTION_UI_ALLOWED = 0x00000002, // Applications can prompt the user for directions on how to prepare for suspension. Sets bit 0 in the Flags parameter passed in the lParam parameter of WM_POWERBROADCAST.
POWER_ACTION_OVERRIDE_APPS = 0x00000004, // Ignores applications that do not respond to the PBT_APMQUERYSUSPEND event broadcast in the WM_POWERBROADCAST message.
POWER_ACTION_LIGHTEST_FIRST = 0x10000000, // Uses the first lightest available sleep state.
POWER_ACTION_LOCK_CONSOLE = 0x20000000, // Requires entry of the system password upon resume from one of the system standby states.
POWER_ACTION_DISABLE_WAKES = 0x40000000, // Disables all wake events.
POWER_ACTION_CRITICAL = 0x80000000, // Forces a critical suspension.
}
[Flags]
enum PowerActionEventCode : uint
{
POWER_LEVEL_USER_NOTIFY_TEXT = 0x00000001, // User notified using the UI.
POWER_LEVEL_USER_NOTIFY_SOUND = 0x00000002, // User notified using sound.
POWER_LEVEL_USER_NOTIFY_EXEC = 0x00000004, // Specifies a program to be executed.
POWER_USER_NOTIFY_BUTTON = 0x00000008, // Indicates that the power action is in response to a user power button press.
POWER_USER_NOTIFY_SHUTDOWN = 0x00000010, // Indicates a power action of shutdown/off.
POWER_FORCE_TRIGGER_RESET = 0x80000000, // Clears a user power button press.
}
[StructLayout(LayoutKind.Sequential, Pack=1)]
struct POWER_ACTION_POLICY
{
public POWER_ACTION Action;
public PowerActionFlags Flags;
public PowerActionEventCode EventCode;
}
VB Definition:
Enum POWER_ACTION
PowerActionNone = 0 ' No system power action.
PowerActionReserved ' Reserved; do not use.
PowerActionSleep ' Sleep.
PowerActionHibernate ' Hibernate.
PowerActionShutdown ' Shutdown.
PowerActionShutdownReset ' Shutdown and reset.
PowerActionShutdownOff ' Shutdown and power off.
PowerActionWarmEject ' Warm eject.
End Enum
<Flags>
Enum PowerActionFlags
POWER_ACTION_QUERY_ALLOWED = 0x00000001 ' Broadcasts a PBT_APMQUERYSUSPEND event to each application to request permission to suspend operation.
POWER_ACTION_UI_ALLOWED = 0x00000002 ' Applications can prompt the user for directions on how to prepare for suspension. Sets bit 0 in the Flags parameter passed in the lParam parameter of WM_POWERBROADCAST.
POWER_ACTION_OVERRIDE_APPS = 0x00000004 ' Ignores applications that do not respond to the PBT_APMQUERYSUSPEND event broadcast in the WM_POWERBROADCAST message.
POWER_ACTION_LIGHTEST_FIRST = 0x10000000 ' Uses the first lightest available sleep state.
POWER_ACTION_LOCK_CONSOLE = 0x20000000 ' Requires entry of the system password upon resume from one of the system standby states.
POWER_ACTION_DISABLE_WAKES = 0x40000000 ' Disables all wake events.
POWER_ACTION_CRITICAL = &H80000000 ' Forces a critical suspension.
End Enum
<Flags>
Enum PowerActionEventCode
POWER_LEVEL_USER_NOTIFY_TEXT = &H1 ' User notified using the UI.
POWER_LEVEL_USER_NOTIFY_SOUND = &H2 ' User notified using sound.
POWER_LEVEL_USER_NOTIFY_EXEC = &H4 ' Specifies a program to be executed.
POWER_USER_NOTIFY_BUTTON = &H8 ' Indicates that the power action is in response to a user power button press.
POWER_USER_NOTIFY_SHUTDOWN = &H10 ' Indicates a power action of shutdown/off.
POWER_FORCE_TRIGGER_RESET = &H80000000 ' Clears a user power button press.
End Enum
<StructLayout(LayoutKind.Sequential, Pack:=1)>
Structure POWER_ACTION_POLICY
Public Action As POWER_ACTION
Public Flags As PowerActionFlags
Public EventCode As PowerActionEventCode
End Structure
User-Defined Field Types:
Notes:
None.
