gray out options where no matching module is installed

git-svn-id: file:///home/lennart/svn/public/paprefs/trunk@26 54a58c19-9419-0410-9bbb-d8fa3e5d54ff

2 files changed, 31 insertions, 8 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 7729bee..f304f2d 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -17,6 +17,9 @@
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 # USA.
 
+# Needs fixing on some borked OS
+SHREXT=.so
+
 desktopdir = $(datadir)/applications
 gladedir = $(pkgdatadir)
 localedir = $(datadir)/locale
@@ -29,8 +32,8 @@ desktop_DATA=$(desktop_in_files:.desktop.in=.desktop)
 paprefs_SOURCES=paprefs.cc
 
 paprefs_LDADD=$(AM_LDADD) $(GUILIBS_LIBS)
-paprefs_CXXFLAGS=$(AM_CXXFLAGS) $(GUILIBS_CFLAGS)
-paprefs_CXXFLAGS+=-DGLADE_FILE=\"$(gladedir)/paprefs.glade\" -DLOCALEDIR=\"$(localedir)\"
+paprefs_CXXFLAGS=$(AM_CXXFLAGS) $(GUILIBS_CFLAGS)  
+paprefs_CXXFLAGS+=-DGLADE_FILE=\"$(gladedir)/paprefs.glade\" -DLOCALEDIR=\"$(localedir)\" -DMODULESDIR=\""${libdir}/pulse-0.9/modules/"\" -DSHREXT=\"$(SHREXT)\"
 
 EXTRA_DIST = $(glade_DATA) $(desktop_in_files)
 
diff --git a/src/paprefs.cc b/src/paprefs.cc
index 2cad665..871f2de 100644
--- a/src/paprefs.cc
+++ b/src/paprefs.cc
@@ -63,10 +63,13 @@ public:
     void onChangeRtpReceive();
     void onChangeRtpSend();
     void readFromGConf();
+    void checkForModules();
     void writeToGConfRemoteAccess();
     void writeToGConfRtpReceive();
     void writeToGConfRtpSend();
     void onGConfChange(const Glib::ustring& key, const Gnome::Conf::Value& value);
+
+    bool rtpRecvAvailable, rtpSendAvailable, zeroconfAvailable, remoteAvailable;
 };
 
 MainWindow::MainWindow(BaseObjectType* cobject, const Glib::RefPtr<Gnome::Glade::Xml>& x) :
@@ -89,6 +92,8 @@ MainWindow::MainWindow(BaseObjectType* cobject, const Glib::RefPtr<Gnome::Glade:
     Gdk::Color c("white");
     titleEventBox->modify_bg(Gtk::STATE_NORMAL, c);
 
+    checkForModules();
+    
     gconf = Gnome::Conf::Client::get_default_client();
     gconf->set_error_handling(Gnome::Conf::CLIENT_HANDLE_ALL);
     gconf->add_dir(PA_GCONF_ROOT, Gnome::Conf::CLIENT_PRELOAD_RECURSIVE);
@@ -125,15 +130,18 @@ void MainWindow::onCloseButtonClicked() {
 void MainWindow::updateSensitive() {
     bool b;
 
+    remoteAccessCheckButton->set_sensitive(remoteAvailable);
     b = remoteAccessCheckButton->get_active();
-    zeroconfCheckButton->set_sensitive(b);
-    anonymousAuthCheckButton->set_sensitive(b);
+    zeroconfCheckButton->set_sensitive(b && zeroconfAvailable);
+    anonymousAuthCheckButton->set_sensitive(b && remoteAvailable);
 
+    rtpReceiveCheckButton->set_sensitive(rtpRecvAvailable);
+    rtpSendCheckButton->set_sensitive(rtpSendAvailable);
     b = rtpSendCheckButton->get_active();
-    rtpLoopbackCheckButton->set_sensitive(b && !rtpSpeakerRadioButton->get_active());
-    rtpMikeRadioButton->set_sensitive(b);
-    rtpSpeakerRadioButton->set_sensitive(b);
-    rtpNullSinkRadioButton->set_sensitive(b);
+    rtpLoopbackCheckButton->set_sensitive(b && !rtpSpeakerRadioButton->get_active() && rtpSendAvailable);
+    rtpMikeRadioButton->set_sensitive(b && rtpSendAvailable);
+    rtpSpeakerRadioButton->set_sensitive(b && rtpSendAvailable);
+    rtpNullSinkRadioButton->set_sensitive(b && rtpSendAvailable);
 }
 
 void MainWindow::onChangeRemoteAccess() {
@@ -303,6 +311,18 @@ void MainWindow::readFromGConf() {
     updateSensitive();
 }
 
+void MainWindow::checkForModules() {
+
+    remoteAvailable =
+        access(MODULESDIR "module-esound-protocol-tcp" SHREXT, F_OK) == 0 ||
+        access(MODULESDIR "module-native-protocol-tcp" SHREXT, F_OK) == 0;
+    
+    zeroconfAvailable = access(MODULESDIR "module-zeroconf-publish" SHREXT, F_OK) == 0;
+
+    rtpRecvAvailable = access(MODULESDIR "module-rtp-recv" SHREXT, F_OK) == 0;
+    rtpSendAvailable = access(MODULESDIR "module-rtp-send" SHREXT, F_OK) == 0;
+}
+
 int main(int argc, char *argv[]) {
 
     /* Initialize the i18n stuff */