don't crash if no plugins are available

diff --git a/lib/python/Screens/PluginBrowser.py b/lib/python/Screens/PluginBrowser.py
index fe81a33..b3360b6 100644 (file)
--- a/lib/python/Screens/PluginBrowser.py
+++ b/lib/python/Screens/PluginBrowser.py
@@ -99,17 +99,22 @@ class PluginDownloadBrowser(Screen):
                })
                
        def go(self):
-               if type(self["list"].l.getCurrentSelection()[0]) is str: # category
-                       if self["list"].l.getCurrentSelection()[0] in self.expanded:
-                               self.expanded.remove(self["list"].l.getCurrentSelection()[0])
+               sel = self["list"].l.getCurrentSelection()
+
+               if sel is None:
+                       return
+
+               if type(sel[0]) is str: # category
+                       if sel[0] in self.expanded:
+                               self.expanded.remove(sel[0])
                        else:
-                               self.expanded.append(self["list"].l.getCurrentSelection()[0])
+                               self.expanded.append(sel[0])
                        self.updateList()
                else:
                        if self.type == self.DOWNLOAD:
-                               self.session.openWithCallback(self.runInstall, MessageBox, _("Do you really want to download\nthe plugin \"" + self["list"].l.getCurrentSelection()[0].name + "\"?"))
+                               self.session.openWithCallback(self.runInstall, MessageBox, _("Do you really want to download\nthe plugin \"" + sel[0].name + "\"?"))
                        elif self.type == self.REMOVE:
-                               self.session.openWithCallback(self.runInstall, MessageBox, _("Do you really want to REMOVE\nthe plugin \"" + self["list"].l.getCurrentSelection()[0].name + "\"?"))
+                               self.session.openWithCallback(self.runInstall, MessageBox, _("Do you really want to REMOVE\nthe plugin \"" + sel[0].name + "\"?"))
 
        def runInstall(self, val):
                if val: