private void FormMain_Load(object sender, EventArgs e)
{
handle = CreateFile("\\\\.\\IBMPmDrv", FileAccess.ReadWrite, FileShare.ReadWrite, IntPtr.Zero, FileMode.Open, FILE_ATTRIBUTES.Normal, IntPtr.Zero);
if (handle == IntPtr.Zero || handle.ToInt32() == -1)
{
int errorCode = Marshal.GetLastWin32Error();
if (errorCode != 0)
{
Marshal.ThrowExceptionForHR(errorCode);
}
else
{
throw new Exception(
"SetupDiGetDeviceInterfaceDetail call failed but Win32 didn't catch an error.");
}
}
GET_BATTERY_THRESH_IN batteryThresh = new GET_BATTERY_THRESH_IN();
batteryThresh.BatteryID = DEFAULT_BATTERY_ID;
int batteryThreshSize = Marshal.SizeOf(batteryThresh);
IntPtr batteryThreshPointer = Marshal.AllocHGlobal(batteryThreshSize);
Marshal.StructureToPtr(batteryThresh, batteryThreshPointer, false);
GET_BATTERY_THRESH_OUT batteryThreshOut = new GET_BATTERY_THRESH_OUT();
int batteryThreshOutSize = Marshal.SizeOf(batteryThreshOut);
IntPtr batteryThreshOutPointer = Marshal.AllocHGlobal(batteryThreshOutSize);
Marshal.StructureToPtr(batteryThreshOut, batteryThreshOutPointer, false);
try
{
DeviceIoControl(handle, GET_BATTERY_THRESH_START, batteryThreshSize, batteryThreshPointer, batteryThreshOutSize, batteryThreshOutPointer);
GET_BATTERY_THRESH_OUT outInfo = (GET_BATTERY_THRESH_OUT)Marshal.PtrToStructure(batteryThreshOutPointer, typeof(GET_BATTERY_THRESH_OUT));
decimal startValue = outInfo.Value + 1;
startThreshold.Value = startValue >= 100 ? 30 : startValue;
DeviceIoControl(handle, GET_BATTERY_THRESH_STOP, batteryThreshSize, batteryThreshPointer, batteryThreshOutSize, batteryThreshOutPointer);
outInfo = (GET_BATTERY_THRESH_OUT)Marshal.PtrToStructure(batteryThreshOutPointer, typeof(GET_BATTERY_THRESH_OUT));
byte stopValue = outInfo.Value;
stopThreshold.Value = stopValue == 0x00 || stopValue >= 100 ? 100 : stopValue;
}
finally
{
Marshal.FreeHGlobal(batteryThreshPointer);
Marshal.FreeHGlobal(batteryThreshOutPointer);
}
}
private void FormMain_Load(object sender, EventArgs e)
{
handle = CreateFile("\\\\.\\IBMPmDrv", FileAccess.ReadWrite, FileShare.ReadWrite, IntPtr.Zero, FileMode.Open, FILE_ATTRIBUTES.Normal, IntPtr.Zero);
if (handle == IntPtr.Zero || handle.ToInt32() == -1)
{
int errorCode = Marshal.GetLastWin32Error();
if (errorCode != 0)
{
Marshal.ThrowExceptionForHR(errorCode);
}
else
{
throw new Exception(
"SetupDiGetDeviceInterfaceDetail call failed but Win32 didn't catch an error.");
}
}
GET_BATTERY_THRESH_IN batteryThresh = new GET_BATTERY_THRESH_IN();
batteryThresh.BatteryID = DEFAULT_BATTERY_ID;
int batteryThreshSize = Marshal.SizeOf(batteryThresh);
IntPtr batteryThreshPointer = Marshal.AllocHGlobal(batteryThreshSize);
Marshal.StructureToPtr(batteryThresh, batteryThreshPointer, false);
GET_BATTERY_THRESH_OUT batteryThreshOut = new GET_BATTERY_THRESH_OUT();
int batteryThreshOutSize = Marshal.SizeOf(batteryThreshOut);
IntPtr batteryThreshOutPointer = Marshal.AllocHGlobal(batteryThreshOutSize);
Marshal.StructureToPtr(batteryThreshOut, batteryThreshOutPointer, false);
try
{
DeviceIoControl(handle, GET_BATTERY_THRESH_START, batteryThreshSize, batteryThreshPointer, batteryThreshOutSize, batteryThreshOutPointer);
GET_BATTERY_THRESH_OUT outInfo = (GET_BATTERY_THRESH_OUT)Marshal.PtrToStructure(batteryThreshOutPointer, typeof(GET_BATTERY_THRESH_OUT));
decimal startValue = outInfo.Value + 1;
startThreshold.Value = startValue >= 100 ? 30 : startValue;
DeviceIoControl(handle, GET_BATTERY_THRESH_STOP, batteryThreshSize, batteryThreshPointer, batteryThreshOutSize, batteryThreshOutPointer);
outInfo = (GET_BATTERY_THRESH_OUT)Marshal.PtrToStructure(batteryThreshOutPointer, typeof(GET_BATTERY_THRESH_OUT));
byte stopValue = outInfo.Value;
stopThreshold.Value = stopValue == 0x00 || stopValue >= 100 ? 100 : stopValue;
}
finally
{
Marshal.FreeHGlobal(batteryThreshPointer);
Marshal.FreeHGlobal(batteryThreshOutPointer);
}
// contributed code - added command line arguments support
string[] cmds = Environment.GetCommandLineArgs();
if (cmds.Length == 3)
{
decimal start = Convert.ToInt32(cmds[2]) - 1;
decimal stop = Convert.ToInt32(cmds[1]);
stop = stop == 100 ? 0x00 : stop;
//先执行停止指令
SetBatteryThresh(handle, stop, DEFAULT_BATTERY_ID, SET_BATTERY_THRESH_STOP);
//再执行开始指令
SetBatteryThresh(handle, start, DEFAULT_BATTERY_ID, SET_BATTERY_THRESH_START);
Environment.Exit(0);
}
}
private void FormMain_Load(object sender, EventArgs e)
{
handle = CreateFile("\\\\.\\IBMPmDrv", FileAccess.ReadWrite, FileShare.ReadWrite,
IntPtr.Zero, FileMode.Open, FILE_ATTRIBUTES.Normal, IntPtr.Zero);
if (handle == IntPtr.Zero || handle.ToInt32() == -1)
{
int errorCode = Marshal.GetLastWin32Error();
if (errorCode != 0)
{
Marshal.ThrowExceptionForHR(errorCode);
}
else
{
throw new Exception(
"SetupDiGetDeviceInterfaceDetail call failed but Win32 didn't catch an error.");
}
}
if (File.Exists(this.defaultConfigFilePath))
{
// config file exist then get config value
string[] cxt = File.ReadAllLines(this.defaultConfigFilePath);
if (cxt == null)
{
// error
return;
}
bool parseConfigFileFailed = false;
foreach (string c in cxt)
{
try
{
if (c.StartsWith(FormMain.start))
{
decimal _start = decimal.Parse(c.Substring(FormMain.start.Length));
startThreshold.Value = _start;
}
else if (c.StartsWith(FormMain.stop))
{
decimal _stop = decimal.Parse(c.Substring(FormMain.stop.Length));
stopThreshold.Value = _stop;
}
else
{
// other config items.
}
}
catch (Exception ex) {
MessageBox.Show("parse config file failed, passed: " + ex.Message);
parseConfigFileFailed = true;
}
}
if (!parseConfigFileFailed)
{
thresholdExec();
return;
}
}
GET_BATTERY_THRESH_IN batteryThresh = new GET_BATTERY_THRESH_IN();
batteryThresh.BatteryID = DEFAULT_BATTERY_ID;
int batteryThreshSize = Marshal.SizeOf(batteryThresh);
IntPtr batteryThreshPointer = Marshal.AllocHGlobal(batteryThreshSize);
Marshal.StructureToPtr(batteryThresh, batteryThreshPointer, false);
GET_BATTERY_THRESH_OUT batteryThreshOut = new GET_BATTERY_THRESH_OUT();
int batteryThreshOutSize = Marshal.SizeOf(batteryThreshOut);
IntPtr batteryThreshOutPointer = Marshal.AllocHGlobal(batteryThreshOutSize);
Marshal.StructureToPtr(batteryThreshOut, batteryThreshOutPointer, false);
try
{
DeviceIoControl(handle, GET_BATTERY_THRESH_START, batteryThreshSize,
batteryThreshPointer, batteryThreshOutSize, batteryThreshOutPointer);
GET_BATTERY_THRESH_OUT outInfo = (GET_BATTERY_THRESH_OUT)Marshal.PtrToStructure(batteryThreshOutPointer,
typeof(GET_BATTERY_THRESH_OUT));
decimal startValue = outInfo.Value + 1;
startThreshold.Value = startValue >= 100 ? 30 : startValue;
DeviceIoControl(handle, GET_BATTERY_THRESH_STOP, batteryThreshSize,
batteryThreshPointer, batteryThreshOutSize, batteryThreshOutPointer);
outInfo = (GET_BATTERY_THRESH_OUT)Marshal.PtrToStructure(batteryThreshOutPointer,
typeof(GET_BATTERY_THRESH_OUT));
byte stopValue = outInfo.Value;
stopThreshold.Value = stopValue == 0x00 || stopValue >= 100 ? 100 : stopValue;
}
finally
{
Marshal.FreeHGlobal(batteryThreshPointer);
Marshal.FreeHGlobal(batteryThreshOutPointer);
}
}
