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- [FreeDiskSpace] Added new "Type=" option to get drive type. (e.g. Fixed/Removable/Network) If set to 1, retrieve drive type as number/string. Default is 0.

Browse Source 
- Code cleanup.
This commit is contained in:
spx 2011-12-02 10:42:11 +00:00
parent 2d05df47cd
commit 320c2d7c83
3 changed files with 119 additions and 58 deletions
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162
Library/MeasureDiskSpace.cpp
View File

@ -21,6 +21,19 @@
#include "Rainmeter.h"
#include "System.h"
enum DRIVETYPE
{
DRIVETYPE_ERROR = 0,
DRIVETYPE_REMOVED = 1,
DRIVETYPE_REMOVABLE = 3,
DRIVETYPE_FIXED = 4,
DRIVETYPE_NETWORK = 5,
DRIVETYPE_CDROM = 6,
DRIVETYPE_RAM = 7,
DRIVETYPE_MAX = DRIVETYPE_RAM
};
/*
** CMeasureDiskSpace
**
@ -28,6 +41,7 @@
**
*/
CMeasureDiskSpace::CMeasureDiskSpace(CMeterWindow* meterWindow, const WCHAR* name) : CMeasure(meterWindow, name),
m_Type(false),
m_Total(false),
m_Label(false),
m_IgnoreRemovable(true),
@ -57,63 +71,101 @@ bool CMeasureDiskSpace::Update()
if (!m_Drive.empty())
{
BOOL sizeResult = FALSE;
ULARGE_INTEGER i64TotalBytes, i64FreeBytes;
const WCHAR* drive = m_Drive.c_str();
UINT type = GetDriveType(drive);
UINT type = GetDriveType(m_Drive.c_str());
if (type != DRIVE_NO_ROOT_DIR)
if (m_Type)
{
if (type != DRIVE_CDROM && (!m_IgnoreRemovable || type != DRIVE_REMOVABLE)) // Ignore CD-ROMS and removable drives
switch (type)
{
ULARGE_INTEGER i64FreeBytesToCaller;
UINT oldMode = SetErrorMode(0);
SetErrorMode(oldMode | SEM_FAILCRITICALERRORS); // Prevent the system from displaying message box
SetLastError(ERROR_SUCCESS);
sizeResult = GetDiskFreeSpaceEx(m_Drive.c_str(), &i64FreeBytesToCaller, &i64TotalBytes, &i64FreeBytes);
SetErrorMode(oldMode); // Reset
}
}
if (sizeResult)
{
m_Value = (double)(__int64)((m_Total) ? i64TotalBytes : i64FreeBytes).QuadPart;
if (i64TotalBytes.QuadPart != m_OldTotalBytes)
{
// Total size was changed, so set new max value.
m_MaxValue = (double)(__int64)i64TotalBytes.QuadPart;
m_OldTotalBytes = i64TotalBytes.QuadPart;
case DRIVE_UNKNOWN:
case DRIVE_NO_ROOT_DIR:
m_Value = DRIVETYPE_REMOVED;
m_DriveInfo = L"Removed";
break;
case DRIVE_REMOVABLE:
m_Value = DRIVETYPE_REMOVABLE;
m_DriveInfo = L"Removable";
break;
case DRIVE_FIXED:
m_Value = DRIVETYPE_FIXED;
m_DriveInfo = L"Fixed";
break;
case DRIVE_REMOTE:
m_Value = DRIVETYPE_NETWORK;
m_DriveInfo = L"Network";
break;
case DRIVE_CDROM:
m_Value = DRIVETYPE_CDROM;
m_DriveInfo = L"CDRom";
break;
case DRIVE_RAMDISK:
m_Value = DRIVETYPE_RAM;
m_DriveInfo = L"Ram";
break;
default:
m_Value = DRIVETYPE_ERROR;
m_DriveInfo = L"Error";
break;
}
}
else
{
m_Value = 0.0;
m_MaxValue = 0.0;
m_OldTotalBytes = 0;
}
if (m_Label)
{
BOOL labelResult = FALSE;
WCHAR volumeName[MAX_PATH] = {0};
BOOL sizeResult = FALSE;
ULONGLONG i64TotalBytes, i64FreeBytes;
if (type != DRIVE_NO_ROOT_DIR)
{
if (!m_IgnoreRemovable || type != DRIVE_REMOVABLE) // Ignore removable drives
if (type != DRIVE_CDROM && (!m_IgnoreRemovable || type != DRIVE_REMOVABLE)) // Ignore CD-ROMS and removable drives
{
UINT oldMode = SetErrorMode(0);
SetErrorMode(oldMode | SEM_FAILCRITICALERRORS); // Prevent the system from displaying message box
labelResult = GetVolumeInformation(m_Drive.c_str(), volumeName, MAX_PATH, NULL, NULL, NULL, NULL, 0);
SetLastError(ERROR_SUCCESS);
sizeResult = GetDiskFreeSpaceEx(drive, NULL, (PULARGE_INTEGER)&i64TotalBytes, (PULARGE_INTEGER)&i64FreeBytes);
SetErrorMode(oldMode); // Reset
}
}
m_LabelName = (labelResult) ? volumeName : L"";
}
else if (!m_LabelName.empty())
{
m_LabelName.clear();
if (sizeResult)
{
m_Value = (double)(__int64)((m_Total) ? i64TotalBytes : i64FreeBytes);
if (i64TotalBytes != m_OldTotalBytes)
{
// Total size was changed, so set new max value.
m_MaxValue = (double)(__int64)i64TotalBytes;
m_OldTotalBytes = i64TotalBytes;
}
}
else
{
m_Value = 0.0;
m_MaxValue = 0.0;
m_OldTotalBytes = 0;
}
if (m_Label)
{
BOOL labelResult = FALSE;
WCHAR volumeName[MAX_PATH + 1];
if (type != DRIVE_NO_ROOT_DIR)
{
if (!m_IgnoreRemovable || type != DRIVE_REMOVABLE) // Ignore removable drives
{
UINT oldMode = SetErrorMode(0);
SetErrorMode(oldMode | SEM_FAILCRITICALERRORS); // Prevent the system from displaying message box
labelResult = GetVolumeInformation(drive, volumeName, MAX_PATH + 1, NULL, NULL, NULL, NULL, 0);
SetErrorMode(oldMode); // Reset
}
}
m_DriveInfo = (labelResult) ? volumeName : L"";
}
else if (!m_DriveInfo.empty())
{
m_DriveInfo.clear();
}
}
}
@ -128,9 +180,9 @@ bool CMeasureDiskSpace::Update()
*/
const WCHAR* CMeasureDiskSpace::GetStringValue(AUTOSCALE autoScale, double scale, int decimals, bool percentual)
{
if (m_Label)
if (m_Type || m_Label)
{
return CheckSubstitute(m_LabelName.c_str());
return CheckSubstitute(m_DriveInfo.c_str());
}
return CMeasure::GetStringValue(autoScale, scale, decimals, percentual);
@ -155,13 +207,14 @@ void CMeasureDiskSpace::ReadConfig(CConfigParser& parser, const WCHAR* section)
m_Value = 0.0;
m_MaxValue = 0.0;
m_OldTotalBytes = 0;
m_LabelName.clear();
m_DriveInfo.clear();
}
else if (!CSystem::IsPathSeparator(m_Drive[m_Drive.length() - 1])) // E.g. "C:"
{
m_Drive += L"\\"; // A trailing backslash is required.
}
m_Type = (1 == parser.ReadInt(section, L"Type", 0));
m_Total = (1 == parser.ReadInt(section, L"Total", 0));
m_Label = (1 == parser.ReadInt(section, L"Label", 0));
m_IgnoreRemovable = (1 == parser.ReadInt(section, L"IgnoreRemovable", 1));
@ -170,27 +223,26 @@ void CMeasureDiskSpace::ReadConfig(CConfigParser& parser, const WCHAR* section)
if (!m_Initialized)
{
BOOL result = FALSE;
ULARGE_INTEGER i64TotalBytes;
ULONGLONG i64TotalBytes;
if (!m_Drive.empty())
{
UINT type = GetDriveType(m_Drive.c_str());
const WCHAR* drive = m_Drive.c_str();
UINT type = GetDriveType(drive);
if (type != DRIVE_NO_ROOT_DIR &&
type != DRIVE_CDROM && (!m_IgnoreRemovable || type != DRIVE_REMOVABLE)) // Ignore CD-ROMS and removable drives
{
ULARGE_INTEGER i64FreeBytesToCaller, i64FreeBytes;
UINT oldMode = SetErrorMode(0);
SetErrorMode(oldMode | SEM_FAILCRITICALERRORS); // Prevent the system from displaying message box
result = GetDiskFreeSpaceEx(m_Drive.c_str(), &i64FreeBytesToCaller, &i64TotalBytes, &i64FreeBytes);
result = GetDiskFreeSpaceEx(drive, NULL, (PULARGE_INTEGER)&i64TotalBytes, NULL);
SetErrorMode(oldMode); // Reset
}
}
if (result)
{
m_MaxValue = (double)(__int64)i64TotalBytes.QuadPart;
m_OldTotalBytes = i64TotalBytes.QuadPart;
m_MaxValue = (double)(__int64)i64TotalBytes;
m_OldTotalBytes = i64TotalBytes;
}
else
{
@ -200,6 +252,14 @@ void CMeasureDiskSpace::ReadConfig(CConfigParser& parser, const WCHAR* section)
}
else
{
m_MaxValue = oldMaxValue;
if (m_Type)
{
m_MaxValue = DRIVETYPE_MAX;
m_OldTotalBytes = 0;
}
else
{
m_MaxValue = oldMaxValue;
}
}
}

3
Library/MeasureDiskSpace.h
View File

@ -35,7 +35,8 @@ protected:
private:
std::wstring m_Drive;
std::wstring m_LabelName;
std::wstring m_DriveInfo;
bool m_Type;
bool m_Total;
bool m_Label;
bool m_IgnoreRemovable;

12
Library/System.cpp
View File

@ -1263,25 +1263,25 @@ bool CSystem::RemoveFolder(const std::wstring& strFolder)
*/
void CSystem::UpdateIniFileMappingList()
{
static ULARGE_INTEGER s_LastWriteTime = {0};
static ULONGLONG s_LastWriteTime = 0;
HKEY hKey;
LONG ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\IniFileMapping", 0, KEY_QUERY_VALUE | KEY_ENUMERATE_SUB_KEYS, &hKey);
if (ret == ERROR_SUCCESS)
{
DWORD numSubKeys;
ULARGE_INTEGER ftLastWriteTime;
ULONGLONG ftLastWriteTime;
bool changed = false;
ret = RegQueryInfoKey(hKey, NULL, NULL, NULL, &numSubKeys, NULL, NULL, NULL, NULL, NULL, NULL, (LPFILETIME)&ftLastWriteTime);
if (ret == ERROR_SUCCESS)
{
//LogWithArgs(LOG_DEBUG, L"IniFileMapping: numSubKeys=%u, ftLastWriteTime=%llu", numSubKeys, ftLastWriteTime.QuadPart);
//LogWithArgs(LOG_DEBUG, L"IniFileMapping: numSubKeys=%u, ftLastWriteTime=%llu", numSubKeys, ftLastWriteTime);
if (ftLastWriteTime.QuadPart != s_LastWriteTime.QuadPart ||
if (ftLastWriteTime != s_LastWriteTime ||
numSubKeys != c_IniFileMappings.size())
{
s_LastWriteTime.QuadPart = ftLastWriteTime.QuadPart;
s_LastWriteTime = ftLastWriteTime;
if (numSubKeys > c_IniFileMappings.capacity())
{
c_IniFileMappings.reserve(numSubKeys);
@ -1291,7 +1291,7 @@ void CSystem::UpdateIniFileMappingList()
}
else
{
s_LastWriteTime.QuadPart = 0;
s_LastWriteTime = 0;
changed = true;
}