RetroShare/retroshare-gui/src/util/win32.cpp
2012-02-06 21:22:00 +00:00

184 lines
4.7 KiB
C++

/****************************************************************
* This file is distributed under the following license:
*
* Copyright (c) 2006-2007, crypton
* Copyright (c) 2006, Matt Edman, Justin Hipple
*
* 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.
****************************************************************/
#ifdef WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#if 0
#include <windows.h>
#include <shlobj.h>
#endif
#include <QDir>
#include "win32.h"
/** Finds the location of the "special" Windows folder using the given CSIDL
* value. If the folder cannot be found, the given default path is used. */
QString
win32_get_folder_location(int /*folder*/, QString defaultPath)
{
#if 0
TCHAR path[MAX_PATH+1];
LPITEMIDLIST idl;
IMalloc *m;
HRESULT result;
/* Find the location of %PROGRAMFILES% */
if (SUCCEEDED(SHGetSpecialFolderLocation(NULL, folder, &idl))) {
/* Get the path from the IDL */
result = SHGetPathFromIDList(idl, path);
SHGetMalloc(&m);
if (m) {
m->Release();
}
if (SUCCEEDED(result)) {
QT_WA(return QString::fromUtf16((const ushort *)path);,
return QString::fromLocal8Bit((char *)path);)
}
}
#endif
return defaultPath;
}
/** Returns the value in keyName at keyLocation.
* Returns an empty QString if the keyName doesn't exist */
QString
win32_registry_get_key_value(QString keyLocation, QString keyName)
{
#ifdef WIN32
HKEY key;
char data[255] = {0};
DWORD size = sizeof(data);
/* Open the key for reading (opens new key if it doesn't exist) */
if (RegOpenKeyExA(HKEY_CURRENT_USER,
qPrintable(keyLocation),
0L, KEY_READ, &key) == ERROR_SUCCESS) {
/* Key exists, so read the value into data */
RegQueryValueExA(key, qPrintable(keyName),
NULL, NULL, (LPBYTE)data, &size);
}
/* Close anything that was opened */
RegCloseKey(key);
return QString(data);
#else
Q_UNUSED(keyLocation);
Q_UNUSED(keyName);
return QString();
#endif
}
/** Creates and/or sets the key to the specified value */
void
win32_registry_set_key_value(QString keyLocation, QString keyName, QString keyValue)
{
#ifdef WIN32
HKEY key;
/* Open the key for writing (opens new key if it doesn't exist */
if (RegOpenKeyExA(HKEY_CURRENT_USER,
qPrintable(keyLocation),
0, KEY_WRITE, &key) != ERROR_SUCCESS) {
/* Key didn't exist, so write the newly opened key */
RegCreateKeyExA(HKEY_CURRENT_USER,
qPrintable(keyLocation),
0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL,
&key, NULL);
}
/* Save the value in the key */
RegSetValueExA(key, qPrintable(keyName), 0, REG_SZ,
(BYTE *)qPrintable(keyValue),
(DWORD)keyValue.length() + 1); // include null terminator
/* Close the key */
RegCloseKey(key);
#else
Q_UNUSED(keyLocation);
Q_UNUSED(keyName);
Q_UNUSED(keyValue);
#endif
}
/** Removes the key from the registry if it exists */
void
win32_registry_remove_key(QString keyLocation, QString keyName)
{
#ifdef WIN32
HKEY key;
/* Open the key for writing (opens new key if it doesn't exist */
if (RegOpenKeyExA(HKEY_CURRENT_USER,
qPrintable(keyLocation),
0, KEY_SET_VALUE, &key) == ERROR_SUCCESS) {
/* Key exists so delete it */
RegDeleteValueA(key, qPrintable(keyName));
}
/* Close anything that was opened */
RegCloseKey(key);
#else
Q_UNUSED(keyLocation);
Q_UNUSED(keyName);
#endif
}
/** Gets the location of the user's %PROGRAMFILES% folder. */
QString
win32_program_files_folder()
{
return win32_get_folder_location(
#if 0
CSIDL_PROGRAM_FILES,
#else
0,
#endif
QDir::rootPath() + "\\Program Files");
}
/** Gets the location of the user's %APPDATA% folder. */
QString
win32_app_data_folder()
{
return win32_get_folder_location(
#if 0
CSIDL_APPDATA,
#else
0,
#endif
QDir::homePath() + "\\Application Data");
}