Source Code for Module mrv.maya.ui.browse.util

 1  # -*- coding: utf-8 -*- 
 2  """Contains misc utiltiies""" 
 3  __docformat__ = "restructuredtext" 
 4   
 5  import mrv.maya 
 6  import mrv.maya.ui as ui 
 7   
 8 -def concat_url(root, path): 
 9          if not root.endswith("/"): 
10                  root += "/" 
11          return root + path 
12           
13 -def handleUnsavedModifications(): 
14          """Ask the user whether he wants to handle his unsaved modifications. 
15          This may cause the current file to be saved, or the modifications to be  
16          discarded. 
17          :return: True if the changes have been handled properly, or False if the  
18                  caller should not proceed""" 
19          if not mrv.maya.Scene.isModified(): 
20                  return True 
21                   
22          save = "Save and Proceed" 
23          abort = "Cancel" 
24          discard = "Discard Modifications" 
25          msg = "The currently loaded scene contains unsaved modifications.\n" 
26          msg += "Would you like to discard them, or save the scene before proceeding ?" 
27          answer = ui.ChoiceDialog(       t="Unsaved Modifications", 
28                                                                  m=msg,  
29                                                                  c=[save, discard, abort], 
30                                                                  dc=save, 
31                                                                  cc=abort).choice() 
32                                                                   
33          if answer == save: 
34                  if mrv.maya.Scene.name().endswith("untitled"): 
35                          import layout 
36                          import maya.cmds 
37                          maya.cmds.layoutDialog(ui=lambda *args: layout.FileSaveFinder(defaultRoots=True)) 
38                           
39                          # still no valid name ? 
40                          if mrv.maya.Scene.name().endswith("untitled"): 
41                                  return False 
42                  # END handle untitled file 
43                  mrv.maya.Scene.save() 
44          elif answer == discard: 
45                  mrv.maya.Scene.new(force=True) 
46          else: 
47                  return False 
48          # END handle answer  
49           
50          return True 
51   
52   
53 -class FrameDecorator(ui.FrameLayout): 
54          """A simple helper to wrap a box around a layout or control.""" 
55 -        def __new__(cls, name, layoutCreator): 
56                  """Provide the name of the decorator, which will be wrapped around the layoutCreator,  
57                  which will be called to create the layout. It will be kept and mayde availale  
58                  through the 'layout' member, the currently available layout will not be changed.""" 
59                  self = super(FrameDecorator, cls).__new__(cls, label=name, borderStyle="etchedOut") 
60                  self.layout = layoutCreator() 
61                  self.setParentActive(); 
62                  return self 
63