Fix Bug #793091 - if plugin changed status from inactive to active plugin.appStartup now is called

bzr-revno: 1615
Fixes: https://launchpad.net/bugs/793091

openlp/core/lib/plugin.py

@@ -300,6 +300,12 @@ class Plugin(QtCore.QObject):
         if self.mediaItem:
             self.mediadock.remove_dock(self.mediaItem)
 
+    def appStartup(self):
+        """
+        Perform tasks on application starup
+        """
+        pass
+
     def usesTheme(self, theme):
         """
         Called to find out if a plugin is currently using a theme.

openlp/core/ui/mainwindow.py

@@ -655,7 +655,7 @@ class MainWindow(QtGui.QMainWindow, Ui_MainWindow):
         # Give all the plugins a chance to perform some tasks at startup
         Receiver.send_message(u'openlp_process_events')
         for plugin in self.pluginManager.plugins:
-            if plugin.isActive() and hasattr(plugin, u'appStartup'):
+            if plugin.isActive():
                 Receiver.send_message(u'openlp_process_events')
                 plugin.appStartup()
         Receiver.send_message(u'openlp_process_events')

openlp/core/ui/pluginform.py

@@ -132,6 +132,7 @@ class PluginForm(QtGui.QDialog, Ui_PluginViewDialog):
             Receiver.send_message(u'cursor_busy')
             self.activePlugin.toggleStatus(PluginStatus.Active)
             Receiver.send_message(u'cursor_normal')
+            self.activePlugin.appStartup()
         else:
             self.activePlugin.toggleStatus(PluginStatus.Inactive)
         status_text = unicode(