reworked session information sent to the session process

exports the Exec= command as SESSION_CMD
exports the type of the session (virtual/native) as SESSION_TYPE

4 files changed, 15 insertions, 4 deletions

diff --git a/src/dialog.cpp b/src/dialog.cpp
index 17fc474..9cb5aeb 100644
--- a/src/dialog.cpp
+++ b/src/dialog.cpp
@@ -111,8 +111,14 @@ void Dialog::on_treeView_doubleClicked(const QModelIndex& index)
                 setenv("PVS_AUTO_CONNECT", "TRUE", 1);
             else
                 setenv("PVS_AUTO_CONNECT", "FALSE", 1);
-            setenv("SESSION_NAME", s->shortDescription().toUtf8(), 1);
-
+				// export session information to the environment of the process to be exec'ed
+				if (s->type() == Session::VSESSION) {
+					setenv("SESSION_TYPE", "VSESSION", 1);
+					setenv("SESSION_CMD", "", 1);
+				} else if (s->type() == Session::XSESSION) {
+					setenv("SESSION_TYPE", "XSESSION", 1);
+					setenv("SESSION_CMD", s->execCommand() != NULL ? s->execCommand().toUtf8() : "", 1);
+				}
             // Fork this process twice to detach
             pid_t pid = fork();
             if (pid == 0) {
diff --git a/src/session.h b/src/session.h
index d88e766..4a9699f 100644
--- a/src/session.h
+++ b/src/session.h
@@ -24,6 +24,7 @@ class Session {
     virtual QString description() const = 0;
     virtual QIcon icon() const = 0;
     virtual bool run() const = 0;
+    virtual QString execCommand() const = 0;
     virtual int type() const = 0;
     virtual SectionType section() const = 0;
 
diff --git a/src/vsession.h b/src/vsession.h
index 49bde75..dab0fd8 100644
--- a/src/vsession.h
+++ b/src/vsession.h
@@ -40,7 +40,9 @@ class VSession : public Session {
     QString description() const {
         return getAttribute("long_description");
     }
-
+    QString execCommand() const {
+			return NULL;
+	 }
     QIcon icon() const;
 
     QString os() const {
diff --git a/src/xsession.h b/src/xsession.h
index 5f78bff..87283c9 100644
--- a/src/xsession.h
+++ b/src/xsession.h
@@ -30,7 +30,9 @@ class XSession : public Session {
     QString description() const {
         return this->comment_;
     }
-
+    QString execCommand() const {
+        return this->exec_;
+    }
     QIcon icon() const;
 
     bool run() const;