X-Git-Url: http://git.tremily.us/?p=hooke.git;a=blobdiff_plain;f=hooke%2Fui%2F__init__.py;h=cfdac7293bbc07ceb28cafa9cadd6597c081b7e6;hp=18a220657dc06a037b4c283ad816a38ea1900d91;hb=ab9c8c1e394de4f816440129d5b483d04845f783;hpb=4b67f022b07fc09a07d5a29d2d5845d7613c4433

diff --git a/hooke/ui/__init__.py b/hooke/ui/__init__.py
index 18a2206..cfdac72 100644
--- a/hooke/ui/__init__.py
+++ b/hooke/ui/__init__.py
@@ -2,15 +2,15 @@
 #
 # This file is part of Hooke.
 #
-# Hooke is free software: you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation, either
-# version 3 of the License, or (at your option) any later version.
+# Hooke is free software: you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
 #
-# Hooke is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Lesser General Public License for more details.
+# Hooke is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General
+# Public License for more details.
 #
 # You should have received a copy of the GNU Lesser General Public
 # License along with Hooke.  If not, see
@@ -20,12 +20,21 @@
 """
 
 import ConfigParser as configparser
+import logging
 
 from .. import version
-from ..license import short_license
 from ..config import Setting
+from ..engine import CommandMessage
 from ..util.pluggable import IsSubclass, construct_odict
 
+try:
+    from ..license import short_license
+except ImportError, e:
+    logging.warn('could not load short_license from hooke.license')
+    from .. import __license__
+    def short_license(extra_info, **kwargs):
+        return __license__
+
 
 USER_INTERFACE_MODULES = [
     'commandline',
@@ -39,25 +48,6 @@ USER_INTERFACE_SETTING_SECTION = 'user interfaces'
 """
 
 
-class QueueMessage (object):
-    def __str__(self):
-        return self.__class__.__name__
-
-class CloseEngine (QueueMessage):
-    pass
-
-class CommandMessage (QueueMessage):
-    """A message storing a command to run, `command` should be a
-    :class:`hooke.command.Command` instance, and `arguments` should be
-    a :class:`dict` with `argname` keys and `value` values to be
-    passed to the command.
-    """
-    def __init__(self, command, arguments=None):
-        self.command = command
-        if arguments == None:
-            arguments = {}
-        self.arguments = arguments
-
 class UserInterface (object):
     """A user interface to drive the :class:`hooke.engine.CommandEngine`.
     """
@@ -93,6 +83,26 @@ class UserInterface (object):
 
     # Assorted useful tidbits for subclasses
 
+    def _submit_command(self, command_message, ui_to_command_queue):
+        log = logging.getLogger('hooke')
+        log.debug('executing %s' % command_message)
+        ui_to_command_queue.put(command_message)
+
+    def _set_config(self, option, value, ui_to_command_queue, response_handler,
+                     section=None):
+        if section == None:
+            section = self.setting_section
+        if section in [self.setting_section, 'conditions']:
+            if self.config[option] == value:
+                return  # No change, so no need to push the new value.
+            self.config[option] = value
+        cm = CommandMessage(
+            command='set config',
+            arguments={'section': section, 'option': option, 'value': value})
+        self._submit_command(command_message=cm,
+                             ui_to_command_queue=ui_to_command_queue)
+        response_handler(command_message=cm)
+
     def _splash_text(self, extra_info, **kwargs):
         return ("""
 Hooke version %s
@@ -103,7 +113,7 @@ Hooke version %s
 
     def _playlist_status(self, playlist):
         if len(playlist) > 0:
-            return '%s (%s/%s)' % (playlist.name, playlist._index + 1,
+            return '%s (%s/%s)' % (playlist.name, playlist.index() + 1,
                                    len(playlist))
         return 'The playlist %s does not contain any valid force curve data.' \
             % self.name