Skip to content
Fetching contributors…
Cannot retrieve contributors at this time
170 lines (149 sloc) 3.91 KB
/*
Copyright (C) 2001 Kimmo Pekkola
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "StdAfx.h"
#include "MeasureRegistry.h"
#include "Rainmeter.h"
#include "Error.h"
/*
** The constructor
**
*/
CMeasureRegistry::CMeasureRegistry(CMeterWindow* meterWindow, const WCHAR* name) : CMeasure(meterWindow, name),
m_RegKey(),
m_HKey(HKEY_CURRENT_USER)
{
m_MaxValue = 0.0;
}
/*
** The destructor
**
*/
CMeasureRegistry::~CMeasureRegistry()
{
if (m_RegKey) RegCloseKey(m_RegKey);
}
/*
** Gets the current value from the registry
**
*/
void CMeasureRegistry::UpdateValue()
{
if (m_RegKey != NULL)
{
DWORD size = 4096;
WCHAR* data = new WCHAR[size];
DWORD type = 0;
if (RegQueryValueEx(
m_RegKey,
m_RegValueName.c_str(),
NULL,
(LPDWORD)&type,
(LPBYTE)data,
(LPDWORD)&size) == ERROR_SUCCESS)
{
switch (type)
{
case REG_DWORD:
m_Value = *((LPDWORD)data);
m_StringValue.clear();
break;
case REG_SZ:
case REG_EXPAND_SZ:
case REG_MULTI_SZ:
m_Value = 0.0;
m_StringValue = data;
break;
case REG_QWORD:
m_Value = (double)((LARGE_INTEGER*)data)->QuadPart;
m_StringValue.clear();
break;
default: // Other types are not supported
m_Value = 0.0;
m_StringValue.clear();
}
}
else
{
m_Value = 0.0;
m_StringValue.clear();
RegOpenKeyEx(m_HKey, m_RegKeyName.c_str(), 0, KEY_READ, &m_RegKey);
}
delete [] data;
}
else
{
RegOpenKeyEx(m_HKey, m_RegKeyName.c_str(), 0, KEY_READ, &m_RegKey);
}
}
/*
** Read the options specified in the ini file.
**
*/
void CMeasureRegistry::ReadOptions(CConfigParser& parser, const WCHAR* section)
{
CMeasure::ReadOptions(parser, section);
const WCHAR* keyname = parser.ReadString(section, L"RegHKey", L"HKEY_CURRENT_USER").c_str();
if (_wcsicmp(keyname, L"HKEY_CURRENT_USER") == 0)
{
m_HKey = HKEY_CURRENT_USER;
}
else if (_wcsicmp(keyname, L"HKEY_LOCAL_MACHINE") == 0)
{
m_HKey = HKEY_LOCAL_MACHINE;
}
else if (_wcsicmp(keyname, L"HKEY_CLASSES_ROOT") == 0)
{
m_HKey = HKEY_CLASSES_ROOT;
}
else if (_wcsicmp(keyname, L"HKEY_CURRENT_CONFIG") == 0)
{
m_HKey = HKEY_CURRENT_CONFIG;
}
else if (_wcsicmp(keyname, L"HKEY_PERFORMANCE_DATA") == 0)
{
m_HKey = HKEY_PERFORMANCE_DATA;
}
else if (_wcsicmp(keyname, L"HKEY_DYN_DATA") == 0)
{
m_HKey = HKEY_DYN_DATA;
}
else
{
LogWithArgs(LOG_ERROR, L"RegHKey=%s is not valid in [%s]", keyname, m_Name.c_str());
}
m_RegKeyName = parser.ReadString(section, L"RegKey", L"");
m_RegValueName = parser.ReadString(section, L"RegValue", L"");
if (m_MaxValue == 0.0)
{
m_MaxValue = 1.0;
m_LogMaxValue = true;
}
// Try to open the key
if (m_RegKey) RegCloseKey(m_RegKey);
RegOpenKeyEx(m_HKey, m_RegKeyName.c_str(), 0, KEY_READ, &m_RegKey);
}
/*
** If the measured registry value is a string display it. Otherwise convert the
** value to string as normal.
**
*/
const WCHAR* CMeasureRegistry::GetStringValue(AUTOSCALE autoScale, double scale, int decimals, bool percentual)
{
if (m_StringValue.empty())
{
return CMeasure::GetStringValue(autoScale, scale, decimals, percentual);
}
return CheckSubstitute(m_StringValue.c_str());
}
Jump to Line
Something went wrong with that request. Please try again.