Implement global config class.

src/CMakeLists.txt

@@ -18,6 +18,7 @@ include_directories( ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR} )
 configure_file( config-keepassx.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-keepassx.h )
 
 set(keepassx_SOURCES
+    core/Config.cpp
     core/Database.cpp
     core/DatabaseIcons.cpp
     core/DataPath.cpp

src/core/Config.cpp

@@ -0,0 +1,79 @@
+/*
+ *  Copyright (C) 2011 Felix Geyer <debfx@fobos.de>
+ *
+ *  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 or (at your option)
+ *  version 3 of the License.
+ *
+ *  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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Config.h"
+
+#include <QtCore/QDir>
+#include <QtCore/QSettings>
+#include <QtGui/QDesktopServices>
+
+QVariant Config::get(const QString& key, const QVariant& defaultValue)
+{
+    return m_settings->value(key, defaultValue);
+}
+
+void Config::set(const QString& key, const QVariant& value)
+{
+    m_settings->setValue(key, value);
+}
+
+Config::Config()
+{
+    QString userPath;
+    QString homePath = QDir::homePath();
+
+#if defined(Q_WS_X11)
+    QByteArray env = qgetenv("XDG_CONFIG_HOME");
+    if (env.isEmpty()) {
+        userPath = homePath;
+        userPath += "/.config";
+    }
+    else if (env[0] == '/') {
+        userPath = QFile::decodeName(env);
+    }
+    else {
+        userPath = homePath;
+        userPath += '/';
+        userPath += QFile::decodeName(env);
+    }
+
+    userPath += "/keepassx/";
+#elif defined(Q_WS_MAC)
+    // TODO where to store the config on mac?
+    userPath = homePath;
+    userPath += "/.keepassx/";
+#elif defined(Q_WS_WIN)
+    // we can't use QDesktopServices on X11 as it uses XDG_DATA_HOME instead of XDG_CONFIG_HOME
+    userPath = QDir::fromNativeSeparators(QDesktopServices::storageLocation(QDesktopServices::DataLocation));
+    userPath += "/keepassx/";
+#endif
+
+    userPath += "keepassx2.ini";
+
+    m_settings = new QSettings(userPath, QSettings::IniFormat);
+}
+
+Config* config()
+{
+    static Config* instance(0);
+
+    if (!instance) {
+        instance = new Config();
+    }
+
+    return instance;
+}

src/core/Config.h

@@ -0,0 +1,42 @@
+/*
+ *  Copyright (C) 2011 Felix Geyer <debfx@fobos.de>
+ *
+ *  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 or (at your option)
+ *  version 3 of the License.
+ *
+ *  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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef KEEPASSX_CONFIG_H
+#define KEEPASSX_CONFIG_H
+
+
+#include <QtCore/QVariant>
+
+class QSettings;
+
+class Config
+{
+public:
+    QVariant get(const QString& key, const QVariant& defaultValue = QVariant());
+    void set(const QString& key, const QVariant& value);
+
+private:
+    Config();
+
+    QSettings* m_settings;
+
+    friend Config* config();
+};
+
+Config* config();
+
+#endif // KEEPASSX_CONFIG_H

src/main.cpp

@@ -31,6 +31,7 @@
 int main(int argc, char **argv)
 {
     QApplication app(argc, argv);
+    // don't set applicationName or organizationName as that changes QDesktopServices::storageLocation
 
     Crypto::init();