From 04d7a9227ef4bf060f3274fe108349fada7b6358 Mon Sep 17 00:00:00 2001
From: Tim Bentley <tim.bentley@gmail.com>
Date: Fri, 29 Jan 2010 11:59:13 +0000
Subject: [PATCH] Automate Presentation filters

---
 openlp/plugins/presentations/lib/impresscontroller.py  |  1 +
 openlp/plugins/presentations/lib/mediaitem.py          | 10 ++++++++--
 .../plugins/presentations/lib/powerpointcontroller.py  |  3 ++-
 openlp/plugins/presentations/lib/pptviewcontroller.py  |  1 +
 .../presentations/lib/presentationcontroller.py        |  3 ++-
 5 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/openlp/plugins/presentations/lib/impresscontroller.py b/openlp/plugins/presentations/lib/impresscontroller.py
index d2a31e202..ee15d27be 100644
--- a/openlp/plugins/presentations/lib/impresscontroller.py
+++ b/openlp/plugins/presentations/lib/impresscontroller.py
@@ -62,6 +62,7 @@ class ImpressController(PresentationController):
         """
         log.debug(u'Initialising')
         PresentationController.__init__(self, plugin, u'Impress')
+        self.supports= [u'.odp', u'.ppt', u'.pps']
         self.process = None
         self.document = None
         self.presentation = None
diff --git a/openlp/plugins/presentations/lib/mediaitem.py b/openlp/plugins/presentations/lib/mediaitem.py
index c1394c547..0b14f797d 100644
--- a/openlp/plugins/presentations/lib/mediaitem.py
+++ b/openlp/plugins/presentations/lib/mediaitem.py
@@ -63,7 +63,13 @@ class PresentationMediaItem(MediaManagerItem):
 
     def retranslateUi(self):
         self.OnNewPrompt = self.trUtf8('Select Presentation(s)')
-        self.OnNewFileMasks = self.trUtf8('Presentations (*.ppt *.pps *.odp)')
+        fileType = u''
+        for controller in self.controllers:
+            if self.controllers[controller].enabled:
+                for type in self.controllers[controller].supports:
+                    if fileType.find(type) == -1:
+                        fileType += type + u' '
+        self.OnNewFileMasks = self.trUtf8('Presentations (%s)' % fileType)
 
     def requiredIcons(self):
         MediaManagerItem.requiredIcons(self)
@@ -151,4 +157,4 @@ class PresentationMediaItem(MediaManagerItem):
                 service_item.add_from_command(path, name, img)
                 i = i + 1
                 img = controller.get_slide_preview_file(i)
-        return True
\ No newline at end of file
+        return True
diff --git a/openlp/plugins/presentations/lib/powerpointcontroller.py b/openlp/plugins/presentations/lib/powerpointcontroller.py
index d64314c76..18b644112 100644
--- a/openlp/plugins/presentations/lib/powerpointcontroller.py
+++ b/openlp/plugins/presentations/lib/powerpointcontroller.py
@@ -52,6 +52,7 @@ class PowerpointController(PresentationController):
         """
         log.debug(u'Initialising')
         PresentationController.__init__(self, plugin, u'Powerpoint')
+        self.supports= [u'.ppt', u'.pps']
         self.process = None
         self.presentation = None
 
@@ -255,4 +256,4 @@ class PowerpointController(PresentationController):
             if os.path.isfile(path):
                 return path
             else:
-                return None
\ No newline at end of file
+                return None
diff --git a/openlp/plugins/presentations/lib/pptviewcontroller.py b/openlp/plugins/presentations/lib/pptviewcontroller.py
index 02b280540..0cf2405f1 100644
--- a/openlp/plugins/presentations/lib/pptviewcontroller.py
+++ b/openlp/plugins/presentations/lib/pptviewcontroller.py
@@ -49,6 +49,7 @@ class PptviewController(PresentationController):
         log.debug(u'Initialising')
         self.process = None
         PresentationController.__init__(self, plugin, u'Powerpoint Viewer')
+        self.supports= [u'.ppt', u'.pps']
         self.pptid = None
 
     def check_available(self):
diff --git a/openlp/plugins/presentations/lib/presentationcontroller.py b/openlp/plugins/presentations/lib/presentationcontroller.py
index 82c014b64..ac9581d28 100644
--- a/openlp/plugins/presentations/lib/presentationcontroller.py
+++ b/openlp/plugins/presentations/lib/presentationcontroller.py
@@ -136,6 +136,7 @@ class PresentationController(object):
         ``name``
             Name of the application, to appear in the application
         """
+        self.supports = []
         self.plugin = plugin
         self.name = name
         self.available = self.check_available()
@@ -313,4 +314,4 @@ class PresentationController(object):
         else:
             prefix = u'preview'
         Receiver.send_message(u'%s_slidecontroller_change' % prefix,
-            self.slidenumber - 1)
\ No newline at end of file
+            self.slidenumber - 1)