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@ -47,6 +47,7 @@
@@ -47,6 +47,7 @@
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#ifdef Q_OS_WIN |
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#include <ShlObj.h> |
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#include <winreg.h> |
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#endif |
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#include "misc.h" |
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@ -55,7 +56,6 @@
@@ -55,7 +56,6 @@
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Preferences* Preferences::m_instance = 0; |
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Preferences::Preferences() : dirty(false), lock(QReadWriteLock::Recursive) { |
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QIniSettings *settings = new QIniSettings; |
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#ifndef Q_OS_MAC |
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@ -1339,29 +1339,103 @@ void Preferences::disableRecursiveDownload(bool disable) {
@@ -1339,29 +1339,103 @@ void Preferences::disableRecursiveDownload(bool disable) {
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} |
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#ifdef Q_OS_WIN |
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namespace { |
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QStringList getRegSubkeys(const HKEY &handle) { |
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QStringList keys; |
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DWORD subkeys_count = 0; |
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DWORD max_subkey_len = 0; |
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long res = ::RegQueryInfoKey(handle, NULL, NULL, NULL, &subkeys_count, &max_subkey_len, NULL, NULL, NULL, NULL, NULL, NULL); |
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if (res == ERROR_SUCCESS) { |
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max_subkey_len++; //For null character
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LPTSTR key_name = new TCHAR[max_subkey_len]; |
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for (uint i=0; i<subkeys_count; i++) { |
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res = ::RegEnumKeyEx(handle, 0, key_name, &max_subkey_len, NULL, NULL, NULL, NULL); |
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if (res == ERROR_SUCCESS) |
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keys.push_back(QString::fromWCharArray(key_name)); |
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} |
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delete[] key_name; |
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} |
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return keys; |
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} |
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QString getRegValue(const HKEY &handle, const QString &name = QString()) { |
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QString end_result; |
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DWORD type = 0; |
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DWORD size = 0; |
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DWORD array_size = 0; |
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LPTSTR value_name = NULL; |
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if (!name.isEmpty()) { |
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value_name = new TCHAR[name.size()+1]; |
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name.toWCharArray(value_name); |
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value_name[name.size()] = '\0'; |
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} |
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// Discover the size of the value
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::RegQueryValueEx(handle, value_name, NULL, &type, NULL, &size); |
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array_size = size / sizeof(TCHAR); |
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if (size % sizeof(TCHAR)) |
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array_size++; |
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array_size++; //For null character
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LPTSTR value = new TCHAR[array_size]; |
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long res = ::RegQueryValueEx(handle, value_name, NULL, &type, (LPBYTE)value, &size); |
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if (res == ERROR_SUCCESS) { |
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value[array_size] = '\0'; |
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end_result = QString::fromWCharArray(value); |
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} |
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if (value_name) |
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delete[] value_name; |
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if (value) |
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delete[] value; |
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return end_result; |
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} |
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} |
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QString Preferences::getPythonPath() { |
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QSettings reg_python("HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore", QIniSettings::NativeFormat); |
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QStringList versions = reg_python.childGroups(); |
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qDebug("Python versions nb: %d", versions.size()); |
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//versions = versions.filter(QRegExp("2\\..*"));
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versions.sort(); |
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while(!versions.empty()) { |
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const QString version = versions.takeLast(); |
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qDebug("Detected possible Python v%s location", qPrintable(version)); |
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QString path = reg_python.value(version+"/InstallPath/Default", "").toString(); |
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if (!path.isEmpty() && QDir(path).exists("python.exe")) { |
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qDebug("Found python.exe at %s", qPrintable(path)); |
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return path; |
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HKEY key_handle1; |
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long res = ::RegOpenKeyEx(HKEY_LOCAL_MACHINE, TEXT("SOFTWARE\\Python\\PythonCore"), 0, KEY_READ, &key_handle1); |
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if (res == ERROR_SUCCESS) { |
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QStringList versions = getRegSubkeys(key_handle1); |
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qDebug("Python versions nb: %d", versions.size()); |
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versions.sort(); |
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while(!versions.empty()) { |
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const QString version = versions.takeLast()+"\\InstallPath"; |
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HKEY key_handle2; |
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LPTSTR subkey = new TCHAR[version.size()+1]; |
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version.toWCharArray(subkey); |
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subkey[version.size()] = '\0'; |
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res = ::RegOpenKeyEx(key_handle1, subkey, 0, KEY_READ, &key_handle2); |
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delete[] subkey; |
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if (res == ERROR_SUCCESS) { |
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qDebug("Detected possible Python v%s location", qPrintable(version)); |
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QString path = getRegValue(key_handle2); |
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::RegCloseKey(key_handle2); |
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if (!path.isEmpty() && QDir(path).exists("python.exe")) { |
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qDebug("Found python.exe at %s", qPrintable(path)); |
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::RegCloseKey(key_handle1); |
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return path; |
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} |
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} |
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else |
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::RegCloseKey(key_handle2); |
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} |
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} |
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::RegCloseKey(key_handle1); |
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// Fallback: Detect python from default locations
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QStringList supported_versions; |
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supported_versions << "32" << "31" << "30" << "27" << "26" << "25"; |
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foreach (const QString &v, supported_versions) { |
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if (QFile::exists("C:/Python"+v+"/python.exe")) { |
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reg_python.setValue(v[0]+"."+v[1]+"/InstallPath/Default", QString("C:/Python"+v)); |
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if (QFile::exists("C:/Python"+v+"/python.exe")) |
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return "C:/Python"+v; |
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} |
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} |
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return QString::null; |
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} |
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