X-Git-Url: https://git.ralfj.de/lilass.git/blobdiff_plain/8d8ac3226f3669f8524eef50161ae7241a808d7e..faee2c63ce17801d9d8151d5a51e9a5aee79154c:/gui.py

diff --git a/gui.py b/gui.py
index 50cb3a3..62decc6 100644
--- a/gui.py
+++ b/gui.py
@@ -1,5 +1,5 @@
 # DSL - easy Display Setup for Laptops
-# Copyright (C) 2012 Ralf Jung <post@ralfj.de>
+# Copyright (C) 2012-2015 Ralf Jung <post@ralfj.de>
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -16,7 +16,6 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
 # This file abstracts GUI stuff away, so that the actual dsl.py does not have to deal with it
-import sys
 
 '''
 This module implements two functions:
@@ -29,7 +28,11 @@ def setup(internalResolutions, externalResolutions):
     The user should be asked about his display setup preferences.
     The function returns None if the user cancelled, and an instance of dsl.ScreenSetup otherwise.
 '''
-import subprocess, collections
+import sys
+import collections
+
+from cli_frontend import CLIFrontend
+from zenity_frontend import ZenityFrontend
 
 # Qt frontend
 class QtFrontend:
@@ -42,9 +45,9 @@ class QtFrontend:
         from PyQt4 import QtGui
         QtGui.QMessageBox.critical(None, 'Fatal error', message)
     
-    def setup(self, internalResolutions, externalResolutions, commonRes):
+    def setup(self, situation):
         from qt_dialogue import PositionSelection
-        return PositionSelection(internalResolutions, externalResolutions, commonRes).run()
+        return PositionSelection(situation).run()
     
     @staticmethod
     def isAvailable():
@@ -54,39 +57,6 @@ class QtFrontend:
         except ImportError:
             return False
 
-
-# Zenity frontend
-class ZenityFrontend:
-    def error(message):
-        '''Displays a fatal error to the user'''
-        subprocess.check_call(["zenity", "--error", "--text="+message])
-    
-    def setup(self, internalResolutions, externalResolutions, commonRes):
-        from zenity_dialogue import run
-        run(internalResolutions, externalResolutions)
-    
-    @staticmethod
-    def isAvailable():
-        try:
-            from dsl import processOutputIt
-            processOutputIt("zenity", "--version")
-            return True
-        except Exception:
-            return False
-
-
-# CLI frontend
-class CLIFrontend:
-    def error(self, message):
-        print(message, file=sys.stderr)
-    
-    def setup(self, internalResolutions, externalResolutions, commonRes):
-        raise Exception("Choosing the setup interactively is not supported with the CLI frontend")
-    
-    @staticmethod
-    def isAvailable():
-        return True
-
 # list of available frontends
 frontends = collections.OrderedDict()
 frontends["qt"] = QtFrontend
@@ -100,8 +70,10 @@ def getFrontend(name = None):
         if name in frontends:
             if frontends[name].isAvailable():
                 return frontends[name]() # call constructor
-        # frontend not found or not available
-        raise Exception("Frontend %s not found or not available" % name)
+            else:
+                raise Exception("Frontend %s not available" % name)
+        # frontend not found
+        raise Exception("Frontend %s not found" % name)
     # auto-detect
     for frontend in frontends.values():
         if frontend.isAvailable():