[pitivi/ges: 138/287] pitivi/ui/viewer.py: inhibit screensaver whilst previewing videos.

[Jean-FranÃois Fortin Tam <jfft src gnome org>]

commit 845d91115875f5c699cce075a9013f244eac6a9e
Author: Stephen Griffiths <stevie craig griffiths gmail com>
Date:   Thu Feb 17 15:52:11 2011 +1100

    pitivi/ui/viewer.py: inhibit screensaver whilst previewing videos.

 pitivi/ui/viewer.py |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/pitivi/ui/viewer.py b/pitivi/ui/viewer.py
index b3b64f6..dc74475 100644
--- a/pitivi/ui/viewer.py
+++ b/pitivi/ui/viewer.py
@@ -80,6 +80,8 @@ class PitiviViewer(gtk.VBox, Loggable):
             gobject.TYPE_NONE, (gobject.TYPE_BOOLEAN,)),
     }
 
+    INHIBIT_REASON = _("Currently playing media")
+
     """
     A Widget to control and visualize a Pipeline
 
@@ -94,6 +96,7 @@ class PitiviViewer(gtk.VBox, Loggable):
         self.set_border_width(SPACING)
         self.settings = app.settings
         self.app = app
+        self.system = app.system
 
         Loggable.__init__(self)
         self.log("New PitiviViewer")
@@ -520,15 +523,19 @@ class PitiviViewer(gtk.VBox, Loggable):
         self.info("current state changed : %s", state)
         if int(state) == int(gst.STATE_PLAYING):
             self.playpause_button.setPause()
+            self.system.inhibitScreensaver(self.INHIBIT_REASON)
         elif int(state) == int(gst.STATE_PAUSED):
             self.playpause_button.setPlay()
+            self.system.uninhibitScreensaver(self.INHIBIT_REASON)
         else:
             self.sink = None
+            self.system.uninhibitScreensaver(self.INHIBIT_REASON)
         self.internal._currentStateCb(self.pipeline, state)
         self.currentState = state
 
     def _eosCb(self, unused_pipeline):
         self.playpause_button.setPlay()
+        self.system.uninhibitScreensaver(self.INHIBIT_REASON)
 
     def _elementMessageCb(self, unused_bus, message):
         if message.type == gst.MESSAGE_ELEMENT: