added files from vmchooser1

1 files changed, 149 insertions, 0 deletions

diff --git a/src/xsession.cpp b/src/xsession.cpp
new file mode 100644
index 0000000..f4cc3d9
--- /dev/null
+++ b/src/xsession.cpp
@@ -0,0 +1,149 @@
+#include <QDir>
+#include <QSettings>
+#include <QLocale>
+#include <QApplication>
+#include <QProcess>
+
+#include "xsession.h"
+
+void XSession::init(const QString& name, const QString& exec,
+                    const QString& comment, const QString& icon) {
+    this->name_ = name;
+    this->exec_ = exec;
+    this->comment_ = comment;
+    this->icon_ = icon;
+}
+
+bool XSession::init(const QString& filename) {
+    QSettings settings(filename, QSettings::IniFormat);
+    settings.setIniCodec("UTF-8");
+
+    settings.beginGroup("Desktop Entry");
+
+    if (settings.value("NoDisplay").toString().compare("true") == 0 ||
+        settings.value("Hidden").toString().compare("true") == 0) {
+        return false;
+    }
+
+    if (!settings.contains("Exec")) {
+        return false;
+    }
+    QString exec(settings.value("Exec").toString());
+
+    QString locale(QLocale::system().name());
+    QString language(locale.split("_").at(0));
+    QString name;
+    if (settings.contains("Name[" + locale + "]")) {
+        name = settings.value("Name[" + locale + "]").toString();
+    } else if (settings.contains("Name[" + language + "]")) {
+        name = settings.value("Name[" + language + "]").toString();
+    } else if (settings.contains("Name")) {
+        name = settings.value("Name").toString();
+    } else {
+        return false;
+    }
+
+    QString comment;
+    if (settings.contains("Comment[" + locale + "]")) {
+        comment = settings.value("Comment[" + locale + "]").toString();
+    } else if (settings.contains("Comment[" + language + "]")) {
+        comment = settings.value("Comment[" + language + "]").toString();
+    } else {
+        comment = settings.value("Comment").toString();
+    }
+
+    QString icon(settings.value("Icon").toString());
+    if (QDir::isRelativePath(icon)) {
+        // icons with relative paths are too complicated to find
+        // see http://freedesktop.org/wiki/Specifications/icon-theme-spec
+        // let's just ignore them
+        icon = QString();
+    }
+
+    this->name_ = name;
+    this->exec_ = exec;
+    this->comment_ = comment;
+    this->icon_ = icon;
+
+    _process = new QProcess();
+
+    return true;
+}
+
+bool XSession::isActive() const {
+    return true;
+}
+
+bool XSession::isValid() const {
+	return true;
+}
+
+bool XSession::isLocked() const {
+    return false;
+}
+
+int XSession::priority() const {
+    return 0;
+}
+
+QString XSession::icon() const {
+    QString icon(this->icon_);
+
+    if (icon.isEmpty()) {
+        if (this->exec_.contains("kde", Qt::CaseInsensitive)) {
+            icon = "kde";
+        } else if (this->exec_.contains("gnome", Qt::CaseInsensitive)) {
+            icon = "gnome";
+        } else if (this->exec_.contains("term", Qt::CaseInsensitive)) {
+            icon = "term";
+        } else if (this->exec_.contains("xfce", Qt::CaseInsensitive)) {
+            icon = "xfce";
+        } else if (this->exec_.contains("lxde", Qt::CaseInsensitive)) {
+            icon = "lxde";
+        } else {
+            icon = "linux";
+        }
+    }
+
+    return icon;
+}
+
+bool XSession::run() const {
+    _process->start(this->exec_);
+    QObject::connect(_process, SIGNAL(finished(int, QProcess::ExitStatus)), QApplication::instance(), SLOT(quit()));
+    if (_process->state() == QProcess::Starting || QProcess::Running)
+        return true;
+    else
+        return false;
+}
+
+int XSession::type() const {
+    return Session::XSESSION;
+}
+
+QList<Session*> XSession::readSessions(const QString& path) {
+    QList<Session*> retval;
+    foreach (QFileInfo fi, QDir(path).entryInfoList(QStringList("*.desktop"))) {
+        if (fi.baseName().compare("default") == 0) {
+            continue;
+        }
+        XSession* session = new XSession;
+        if (session->init(fi.absoluteFilePath())) {
+            retval.append(session);
+        }
+    }
+    return retval;
+}
+
+bool XSession::operator<(const Session& other) const {
+    int p0 = this->priority();
+    int p1 = other.priority();
+
+    if (p0 < p1) return true;
+    if (p0 == p1) {
+        QString d0 = this->shortDescription();
+        QString d1 = other.shortDescription();
+        return d0.localeAwareCompare(d1) < 0;
+    }
+    return false;
+}