Source Code for Module teamwork.widgets.images

 1  import os 
 2  import os.path 
 3   
 4  imageDirectory = None 
 5   
 6 -def getImageDirectory(): 
 7      global imageDirectory 
 8      if not imageDirectory: 
 9          imageDirectory = os.path.dirname(__file__) 
10          if len(imageDirectory) == 0: 
11              imageDirectory = os.getcwd() 
12          elements = os.path.split(imageDirectory) 
13          imageDirectory = apply(os.path.join,elements[:-1]+('images',)) 
14      return imageDirectory 
15       
16 -def getImage(name): 
17      """Returns the OS-appropriate absolute path for the named image""" 
18      import os 
19      path = os.path.join(getImageDirectory(),name) 
20      return path 
21   
22 -def getAgentImage(filename): 
23      if len(filename) > 0: 
24          import Tkinter 
25          return Tkinter.PhotoImage(file=filename) 
26      else: 
27          return None 
28    
29 -def getPILImage(filename): 
30      try: 
31          from PIL import Image,ImageTk 
32          return ImageTk.PhotoImage(Image.open(getImage(filename))) 
33      except: 
34          return getImage(filename) 
35   
36 -def loadImages(mapping): 
37      """Loads a series of images and returns a table 
38      @param mapping: a mapping of keys to file names 
39      @type mapping: dict 
40      @return: a table mapping keys to C{PhotoImage} objects 
41      @rtype: dict 
42      """ 
43      result = {} 
44      for key,filename in mapping.items(): 
45          try: 
46              result[key] = getPILImage(filename) 
47          except: 
48              pass 
49      return result 
50   
51  if __name__ == '__main__': 
52      print getImage('nobody.gif') 
53