private void btnTest_Click(object sender, EventArgs e)
{
double f = 59.26535897936;
string r = FmtFloat(f);
return;
uint cpuThrottleMax = 5;
uint ret = 0;
ret = PowerAPI.PowerReadACValueIndex(
IntPtr.Zero,
ref _activePolicyGuid,
ref _processSetSubGroupGuid,
ref _processThrottleMaxGuid,
ref cpuThrottleMax);
cpuThrottleMax = 50;
ret = PowerAPI.PowerWriteACValueIndex(
IntPtr.Zero,
ref _activePolicyGuid,
ref _processSetSubGroupGuid,
ref _processThrottleMaxGuid,
cpuThrottleMax);
ret = PowerAPI.PowerSetActiveScheme(IntPtr.Zero, ref _activePolicyGuid);
MessageBox.Show(cpuThrottleMax.ToString());
}
private void SetProcessThrottleMax(uint setValue)
{
PowerAPI.PowerWriteACValueIndex(
IntPtr.Zero,
ref _activePolicyGuid,
ref _processSetSubGroupGuid,
ref _processThrottleMaxGuid,
setValue);
PowerAPI.PowerSetActiveScheme(IntPtr.Zero, ref _activePolicyGuid);
}
private void Form1_Load(object sender, EventArgs e)
{
this.Icon = Resources.MainIco;
taskIcon.Text = this.Text;
_counters = new PerformanceCounter[Environment.ProcessorCount];
for (int i = 0; i < _counters.Length; i++)
{
_counters[i] = new PerformanceCounter("Processor", "% Processor Time", i.ToString());
_lstUsageInfo.Add(new UsageInfo(i, 0));
combCpuNum.Items.Add(i + 1);
}
_totalCounter = new PerformanceCounter("Processor", "% Processor Time", "_Total");
combCpuNum.SelectedIndex = _counters.Length - 1;
LoadHistoryRecord();
timerRefresh.Enabled = true;
#region 电源计划
IntPtr activePolicyGuidPtr = IntPtr.Zero;
PowerAPI.PowerGetActiveScheme(IntPtr.Zero, ref activePolicyGuidPtr);
_activePolicyGuid = new Guid(PowerAPI.PtrToStructure(activePolicyGuidPtr).ToString());
LoadProcessThrottleSet();
PowerAPI.RegisterPowerSettingNotification(this.Handle, ref _processThrottleMaxGuid, PowerAPI.DEVICE_NOTIFY_WINDOW_HANDLE);
#endregion 电源计划
if (_isAutoRun)
{
new System.Threading.Thread(
() => {
System.Threading.Thread.Sleep(50);
this.WindowState = FormWindowState.Minimized;
}
).Start();
}
}
private void LoadProcessThrottleSet()
{
uint cpuThrottle = 0;
PowerAPI.PowerReadACValueIndex(
IntPtr.Zero,
ref _activePolicyGuid,
ref _processSetSubGroupGuid,
ref _processThrottleMinGuid,
ref cpuThrottle);
txtProcThrottleMin.Text = cpuThrottle.ToString();
PowerAPI.PowerReadACValueIndex(
IntPtr.Zero,
ref _activePolicyGuid,
ref _processSetSubGroupGuid,
ref _processThrottleMaxGuid,
ref cpuThrottle);
txtProcThrottleMax.Text = cpuThrottle.ToString();
_curProcessThrottleMax = (float)cpuThrottle / 100;
}