/// <summary>
/// Transforms a Window/Service Message to PowerEventInfo
/// </summary>
public static PowerEventInfo TransformMessage(ref Message m)
{
if (m.Msg == WM_POWERBROADCAST)
{
switch ((int)m.WParam)
{
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMBATTERYLOW:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMOEMEVENT:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam), OEMEventCode = (int)m.LParam
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMPOWERSTATUSCHANGE:
{
var pei = new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
};
SYSTEM_POWER_STATUS sps = new SYSTEM_POWER_STATUS();
if (GetSystemPowerStatus(out sps))
{
pei.SYSTEM_POWER_STATUS = sps;
}
return(pei);
}
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMQUERYSTANDBY:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMQUERYSTANDBYFAILED:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMQUERYSUSPEND:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMQUERYSUSPENDFAILED:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMRESUMEAUTOMATIC:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMRESUMECRITICAL:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMRESUMESTANDBY:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMRESUMESUSPEND:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMSTANDBY:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMSUSPEND:
return(new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
});
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_POWERSETTINGCHANGE:
{
var pei = new PowerEventInfo {
PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam)
};
POWERBROADCAST_SETTING ps = (POWERBROADCAST_SETTING)Marshal.PtrToStructure(m.LParam, typeof(POWERBROADCAST_SETTING));
IntPtr pData = (IntPtr)(m.LParam.ToInt32() + Marshal.SizeOf(ps)); // (*1)
if (ps.PowerSetting == PowerSettings.GUID_POWERSCHEME_PERSONALITY && ps.DataLength == Marshal.SizeOf(typeof(Guid)))
{
Guid newPersonality = (Guid)Marshal.PtrToStructure(pData, typeof(Guid));
if (newPersonality == PowerSettings.GUID_MAX_POWER_SAVINGS)
{
pei.PowerSavingsMode = PowerSavings.Max;
}
else if (newPersonality == PowerSettings.GUID_MIN_POWER_SAVINGS)
{
pei.PowerSavingsMode = PowerSavings.Min;
}
else if (newPersonality == PowerSettings.GUID_TYPICAL_POWER_SAVINGS)
{
pei.PowerSavingsMode = PowerSavings.Typical;
}
else
{
DebugLogger.WriteLine("switched to unknown Power savings");
}
}
else if (ps.PowerSetting == PowerSettings.GUID_ACDC_POWER_SOURCE && ps.DataLength == Marshal.SizeOf(typeof(Int32)))
{
Int32 iData = (Int32)Marshal.PtrToStructure(pData, typeof(Int32));
DebugLogger.WriteLine("ACDC: " + (PoweredBy)iData);
pei.PoweredBy = (PoweredBy)iData;
//onBattery = iData != 0;
}
else if (ps.PowerSetting == PowerSettings.GUID_ACTIVE_POWERSCHEME && ps.DataLength == Marshal.SizeOf(typeof(Guid)))
{
Guid schemeId = (Guid)Marshal.PtrToStructure(pData, typeof(Guid));
pei.CurrentPowerSchemeId = schemeId;
pei.CurrentPowerScheme = ReadPowerSchemeFriendlyName(schemeId);
}
else if ((ps.PowerSetting == PowerSettings.GUID_CONSOLE_DISPLAY_STATE || ps.PowerSetting == PowerSettings.GUID_MONITOR_POWER_ON) && ps.DataLength == Marshal.SizeOf(typeof(Int32)))
{
Int32 iData = (Int32)Marshal.PtrToStructure(pData, typeof(Int32));
DebugLogger.WriteLine("monitor's display state: " + (MonitorDisplayState)iData);
pei.CurrentMonitorDisplayState = (MonitorDisplayState)iData;
}
else if (ps.PowerSetting == PowerSettings.GUID_IDLE_BACKGROUND_TASK)
{
pei.Idle = DateTime.UtcNow;
}
else if (ps.PowerSetting == PowerSettings.GUID_BATTERY_PERCENTAGE_REMAINING)
{
Int32 iData = (Int32)Marshal.PtrToStructure(pData, typeof(Int32));
DebugLogger.WriteLine("Battery Power Remaining: " + iData);
pei.BatteryPowerRemaining = iData;
}
else if (ps.PowerSetting == PowerSettings.GUID_LIDSWITCH_STATE_CHANGE)
{
Int32 iData = (Int32)Marshal.PtrToStructure(pData, typeof(Int32));
DebugLogger.WriteLine("Lid Open: " + iData);
pei.LidOpen = (iData == 1);
}
else
{
DebugLogger.WriteLine("Unknown power setting {0}", ps.PowerSetting);
}
return(pei);
}
}
}
DebugLogger.WriteLine("Unhandled Power notification " + m.ToString());
return(null);
}
/// <summary>
/// Transforms a Window/Service Message to PowerEventInfo
/// </summary>
public static PowerEventInfo TransformMessage(ref Message m)
{
if (m.Msg == WM_POWERBROADCAST)
{
switch ((int)m.WParam)
{
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMBATTERYLOW:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMOEMEVENT:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam), OEMEventCode = (int)m.LParam };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMPOWERSTATUSCHANGE:
{
var pei = new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
SYSTEM_POWER_STATUS sps = new SYSTEM_POWER_STATUS();
if (GetSystemPowerStatus(out sps))
{
pei.SYSTEM_POWER_STATUS = sps;
}
return pei;
}
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMQUERYSTANDBY:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMQUERYSTANDBYFAILED:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMQUERYSUSPEND:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMQUERYSUSPENDFAILED:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMRESUMEAUTOMATIC:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMRESUMECRITICAL:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMRESUMESTANDBY:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMRESUMESUSPEND:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMSTANDBY:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_APMSUSPEND:
return new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
case (int)ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control.PBT_POWERSETTINGCHANGE:
{
var pei = new PowerEventInfo { PowerEvent = (ServicesAPI.SERVICE_CONTROL_POWEREVENT_Control)(int)(m.WParam) };
POWERBROADCAST_SETTING ps = (POWERBROADCAST_SETTING)Marshal.PtrToStructure(m.LParam, typeof(POWERBROADCAST_SETTING));
IntPtr pData = (IntPtr)(m.LParam.ToInt32() + Marshal.SizeOf(ps)); // (*1)
if (ps.PowerSetting == PowerSettings.GUID_POWERSCHEME_PERSONALITY && ps.DataLength == Marshal.SizeOf(typeof(Guid)))
{
Guid newPersonality = (Guid)Marshal.PtrToStructure(pData, typeof(Guid));
if (newPersonality == PowerSettings.GUID_MAX_POWER_SAVINGS)
{
pei.PowerSavingsMode = PowerSavings.Max;
}
else if (newPersonality == PowerSettings.GUID_MIN_POWER_SAVINGS)
{
pei.PowerSavingsMode = PowerSavings.Min;
}
else if (newPersonality == PowerSettings.GUID_TYPICAL_POWER_SAVINGS)
{
pei.PowerSavingsMode = PowerSavings.Typical;
}
else
{
DebugLogger.WriteLine("switched to unknown Power savings");
}
}
else if (ps.PowerSetting == PowerSettings.GUID_ACDC_POWER_SOURCE && ps.DataLength == Marshal.SizeOf(typeof(Int32)))
{
Int32 iData = (Int32)Marshal.PtrToStructure(pData, typeof(Int32));
DebugLogger.WriteLine("ACDC: " + (PoweredBy)iData);
pei.PoweredBy = (PoweredBy)iData;
//onBattery = iData != 0;
}
else if (ps.PowerSetting == PowerSettings.GUID_ACTIVE_POWERSCHEME && ps.DataLength == Marshal.SizeOf(typeof(Guid)))
{
Guid schemeId = (Guid)Marshal.PtrToStructure(pData, typeof(Guid));
pei.CurrentPowerSchemeId = schemeId;
pei.CurrentPowerScheme = ReadPowerSchemeFriendlyName(schemeId);
}
else if ((ps.PowerSetting == PowerSettings.GUID_CONSOLE_DISPLAY_STATE || ps.PowerSetting == PowerSettings.GUID_MONITOR_POWER_ON) && ps.DataLength == Marshal.SizeOf(typeof(Int32)))
{
Int32 iData = (Int32)Marshal.PtrToStructure(pData, typeof(Int32));
DebugLogger.WriteLine("monitor's display state: " + (MonitorDisplayState)iData);
pei.CurrentMonitorDisplayState = (MonitorDisplayState)iData;
}
else if (ps.PowerSetting == PowerSettings.GUID_IDLE_BACKGROUND_TASK)
{
pei.Idle = DateTime.UtcNow;
}
else if (ps.PowerSetting == PowerSettings.GUID_BATTERY_PERCENTAGE_REMAINING)
{
Int32 iData = (Int32)Marshal.PtrToStructure(pData, typeof(Int32));
DebugLogger.WriteLine("Battery Power Remaining: " + iData);
pei.BatteryPowerRemaining = iData;
}
else if (ps.PowerSetting == PowerSettings.GUID_LIDSWITCH_STATE_CHANGE)
{
Int32 iData = (Int32)Marshal.PtrToStructure(pData, typeof(Int32));
DebugLogger.WriteLine("Lid Open: " + iData);
pei.LidOpen = (iData == 1);
}
else
{
DebugLogger.WriteLine("Unknown power setting {0}", ps.PowerSetting);
}
return pei;
}
}
}
DebugLogger.WriteLine("Unhandled Power notification " + m.ToString());
return null;
}
