public DriveSelectViewModel()
{
mode = DriveSelectMode.Individual;
selectedDrives = new ObservableCollection <DriveViewModel>();
folderPath = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);
validSelection = false;
driveComparer = new DriveComparer();
icons = null;
drives = new DriveCollection(this);
selectedDrives.CollectionChanged += OnSelectionChanged;
}
public static DriveCollection GetSmartInformation()
{
DriveCollection drives = new DriveCollection();
try
{
// TODO: 2017-12-19 - Refactor regions into separate methods.
foreach (var device in new ManagementObjectSearcher(@"SELECT * FROM Win32_DiskDrive").Get())
{
#region Drive Info
Drive drive = new Drive
{
DeviceID = device.GetPropertyValue("DeviceID").ToString(),
PnpDeviceID = device.GetPropertyValue("PNPDeviceID").ToString(),
Model = device["Model"]?.ToString().Trim(),
Type = device["InterfaceType"]?.ToString().Trim(),
Serial = device["SerialNumber"]?.ToString().Trim()
};
#endregion
#region Get drive letters
foreach (var partition in new ManagementObjectSearcher(
"ASSOCIATORS OF {Win32_DiskDrive.DeviceID='" + device.Properties["DeviceID"].Value
+ "'} WHERE AssocClass = Win32_DiskDriveToDiskPartition").Get())
{
foreach (var disk in new ManagementObjectSearcher(
"ASSOCIATORS OF {Win32_DiskPartition.DeviceID='"
+ partition["DeviceID"]
+ "'} WHERE AssocClass = Win32_LogicalDiskToPartition").Get())
{
drive.DriveLetters.Add(disk["Name"].ToString());
}
}
#endregion
#region Overall Smart Status
ManagementScope scope = new ManagementScope("\\\\.\\ROOT\\WMI");
ObjectQuery query = new ObjectQuery(@"SELECT * FROM MSStorageDriver_FailurePredictStatus Where InstanceName like ""%"
+ drive.PnpDeviceID.Replace("\\", "\\\\") + @"%""");
ManagementObjectSearcher searcher = new ManagementObjectSearcher(scope, query);
ManagementObjectCollection queryCollection = searcher.Get();
foreach (ManagementObject m in queryCollection)
{
drive.IsOK = (bool)m.Properties["PredictFailure"].Value == false;
}
#endregion
#region Smart Registers
drive.SmartAttributes.AddRange(Helper.GetSmartRegisters(Resource.SmartAttributes));
searcher.Query = new ObjectQuery(@"Select * from MSStorageDriver_FailurePredictData Where InstanceName like ""%"
+ drive.PnpDeviceID.Replace("\\", "\\\\") + @"%""");
foreach (ManagementObject data in searcher.Get())
{
Byte[] bytes = (Byte[])data.Properties["VendorSpecific"].Value;
for (int i = 0; i < 42; ++i)
{
try
{
int id = bytes[i * 12 + 2];
int flags = bytes[i * 12 + 4]; // least significant status byte, +3 most significant byte, but not used so ignored.
//bool advisory = (flags & 0x1) == 0x0;
bool failureImminent = (flags & 0x1) == 0x1;
//bool onlineDataCollection = (flags & 0x2) == 0x2;
int value = bytes[i * 12 + 5];
int worst = bytes[i * 12 + 6];
int vendordata = BitConverter.ToInt32(bytes, i * 12 + 7);
if (id == 0)
{
continue;
}
var attr = drive.SmartAttributes.GetAttribute(id);
attr.Current = value;
attr.Worst = worst;
attr.Data = vendordata;
attr.IsOK = failureImminent == false;
}
catch (Exception ex)
{
// given key does not exist in attribute collection (attribute not in the dictionary of attributes)
Debug.WriteLine(ex.Message);
}
}
}
searcher.Query = new ObjectQuery(@"Select * from MSStorageDriver_FailurePredictThresholds Where InstanceName like ""%"
+ drive.PnpDeviceID.Replace("\\", "\\\\") + @"%""");
foreach (ManagementObject data in searcher.Get())
{
Byte[] bytes = (Byte[])data.Properties["VendorSpecific"].Value;
for (int i = 0; i < 42; ++i)
{
try
{
int id = bytes[i * 12 + 2];
int thresh = bytes[i * 12 + 3];
if (id == 0)
{
continue;
}
var attr = drive.SmartAttributes.GetAttribute(id);
attr.Threshold = thresh;
// Debug
// Console.WriteLine("{0}\t {1}\t {2}\t {3}\t " + attr.Data + " " + ((attr.IsOK) ? "OK" : ""), attr.Name, attr.Current, attr.Worst, attr.Threshold);
}
catch (Exception ex)
{
// given key does not exist in attribute collection (attribute not in the dictionary of attributes)
Debug.WriteLine(ex.Message);
}
}
}
#endregion
drives.Add(drive);
}
}
catch (Exception ex)
{
throw new Exception("Error retrieving Smart data for one or more drives. " + ex.Message);
}
return(drives);
}
private void run()
{
DataRow row = dt.NewRow();
int step = 0;
DriveInfo[] drives = DriveInfo.GetDrives();
DriveCollection SmartDrives = null;
try
{
SmartDrives = Simplified.IO.Smart.GetDrives();
}
catch
{
}
int _stephdd = 0;
int total_step = drives.Count();
//_form.hdd_grid.Rows.Clear();
//_form.UpdateUI_DataGridGrid(_form.hdd_grid, "clear", "", "", -1);
foreach (var drive in drives)
{
row = dt.NewRow();
_form.setStatusBar("硬碟資訊載入中...", Convert.ToInt32((Convert.ToDouble(_stephdd) / Convert.ToDouble(total_step)) * 100.0));
_stephdd++;
//There are more attributes you can use.
//Check the MSDN link for a complete example.
//Console.WriteLine(drive.Name);
if (!drive.IsReady)
{
continue;
}
string driverName = drive.Name;
driverName = driverName.Replace("\\", "");
DriveType driverType = drive.DriveType;
long freeSpace = drive.TotalFreeSpace;
long totalSize = drive.TotalSize;
long usageSize = totalSize - freeSpace;
//_form.hdd_grid.Rows.Add();
//_form.UpdateUI_DataGridGrid(_form.hdd_grid, "add", "", "", -1);
//int lastId = _form.hdd_grid.Rows.Count - 1;
//_form.hdd_grid.Rows[lastId].Cells["hddID"].Value = driverName;
row["hddID"] = driverName;
//_form.hdd_grid.Rows[lastId].Cells["hddType"].Value = driverType.ToString();
row["hddType"] = driverType.ToString();
//_form.hdd_grid.Rows[lastId].Cells["hddFormatType"].Value = drive.DriveFormat;
row["hddFormatType"] = drive.DriveFormat;
//_form.hdd_grid.Rows[lastId].Cells["hddTotalSpace"].Value = totalSize;
row["hddTotalSpace"] = totalSize;
//_form.hdd_grid.Rows[lastId].Cells["hddTotalSpaceDisplay"].Value = _form.my.size_hum_read(totalSize);
//_form.UpdateUI_DataGridGrid(_form.hdd_grid, "set_cell", "hddTotalSpaceDisplay", _form.my.size_hum_read(totalSize), lastId);
row["hddTotalSpaceDisplay"] = _form.my.size_hum_read(totalSize);
//_form.hdd_grid.Rows[lastId].Cells["hddUsageSpace"].Value = usageSize;
row["hddUsageSpace"] = usageSize;
//_form.hdd_grid.Rows[lastId].Cells["hddUsageSpaceDisplay"].Value = _form.my.size_hum_read(usageSize);
row["hddUsageSpaceDisplay"] = _form.my.size_hum_read(usageSize);
//_form.hdd_grid.Rows[lastId].Cells["hddFreeSpace"].Value = freeSpace;
row["hddFreeSpace"] = freeSpace;
//_form.hdd_grid.Rows[lastId].Cells["hddFreeSpaceDisplay"].Value = _form.my.size_hum_read(freeSpace);
//_form.UpdateUI_DataGridGrid(_form.hdd_grid, "set_cell", "hddFreeSpaceDisplay", _form.my.size_hum_read(freeSpace), lastId);
row["hddFreeSpaceDisplay"] = _form.my.size_hum_read(freeSpace);
double percent = (Convert.ToDouble(usageSize) / Convert.ToDouble(totalSize)) * 100.0;
//_form.hdd_grid.Rows[lastId].Cells["hddUsagePercent"].Value = string.Format("{0:0.00}", percent) + " %";
row["hddUsagePercent"] = string.Format("{0:0.00}", percent) + " %";
//_form.hdd_grid.Rows[lastId].Cells["hddUsagePercent"].Style.Alignment = DataGridViewContentAlignment.MiddleCenter;
if (percent < 60)
{
//_form.hdd_grid.Rows[lastId].Cells["hddUsagePercent"].Style.ForeColor = Color.Green;
}
else if (percent >= 60 && percent < 85)
{
//_form.hdd_grid.Rows[lastId].Cells["hddUsagePercent"].Style.ForeColor = Color.Orange;
}
else
{
//剩很少空間
//_form.hdd_grid.Rows[lastId].Cells["hddUsagePercent"].Style.ForeColor = Color.Red;
//_form.hdd_grid.Rows[lastId].Cells["hddUsagePercent"].Style.Font = new Font(_form.hdd_grid.Columns["hddUsagePercent"].DefaultCellStyle.Font, FontStyle.Bold);
//_form.UpdateUI_DataGridGrid(_form.hdd_grid, "set_font", "hddUsagePercent", new Font(_form.hdd_grid.Columns["hddUsagePercent"].DefaultCellStyle.Font, FontStyle.Bold), lastId);
}
//接下來是跑 smart
try
{
foreach (var SmartDrive in SmartDrives)
{
if (SmartDrive.DriveLetters.Count == 0)
{
continue;
}
if (!_form.my.in_array(driverName, SmartDrive.DriveLetters))
{
//同名才處理
continue;
}
/*if (SmartDrive.DriveLetters[0] != driverName)
* {
* continue;
* }
*/
//型號
//_form.hdd_grid.Rows[lastId].Cells["hddModel"].Value = SmartDrive.Model;
//_form.UpdateUI_DataGridGrid(_form.hdd_grid, "set_cell", "hddModel", SmartDrive.Model, lastId);
row["hddModel"] = SmartDrive.Model;
//Console.WriteLine(_form.my.json_encode(SmartDrive));
//查看有哪些屬性
//_form.logError(_form.my.json_encode(SmartDrive));
//Console.WriteLine(SmartDrive.DriveLetters[0] + "," + driverName);
foreach (var p in SmartDrive.SmartAttributes)
{
//Console.WriteLine(p.Name);
switch (p.Name)
{
case "Temperature":
//溫度
if (p.Register == 194)
{
string t = p.Data.ToString();
if (p.Data > 300)
{
//10進制轉16進制，取最後二碼，再還原10進制
//From : https://www.techiedelight.com/conversion-between-integer-and-hexadecimal-csharp/
string hex_str = p.Data.ToString("X");
hex_str = hex_str.Substring(hex_str.Length - 2, 2);
t = Int32.Parse(hex_str, System.Globalization.NumberStyles.HexNumber).ToString();
}
//_form.hdd_grid.Rows[lastId].Cells["hddTemperature"].Value = t.ToString();
row["hddTemperature"] = t.ToString();
}
break;
case "Reallocated sector count":
//壞軌數
//_form.hdd_grid.Rows[lastId].Cells["hddBadSectors"].Value = p.Data;
row["hddBadSectors"] = p.Data;
break;
case "Power-on hours count":
//開機時數
//_form.hdd_grid.Rows[lastId].Cells["hddUsageHour"].Value = p.Data;
row["hddUsageHour"] = p.Data;
break;
case "Power cycle count":
//開關機次數
//_form.hdd_grid.Rows[lastId].Cells["hddOnOffTimes"].Value = p.Data;
row["hddOnOffTimes"] = p.Data;
break;
}
}
}
}
catch
{
}
dt.Rows.Add(row);
} // Drives
_form.updateDGVUI(_form.hdd_grid, dt);
_form.setStatusBar("就緒", 0);
is_running = false;
}
