lib/python/Components/FileList.py

   1 from HTMLComponent import *
   2 from GUIComponent import *
   3 import re
   4
   5 from MenuList import MenuList
   6
   7 from Tools.Directories import *
   8
   9 from enigma import *
  10
  11 RT_HALIGN_LEFT = 0
  12 RT_HALIGN_RIGHT = 1
  13 RT_HALIGN_CENTER = 2
  14 RT_HALIGN_BLOCK = 4
  15
  16 RT_VALIGN_TOP = 0
  17 RT_VALIGN_CENTER = 8
  18 RT_VALIGN_BOTTOM = 16
  19
  20 EXTENSIONS = {
  21                 "mp3": "music",
  22                 "wav": "music",
  23                 "ogg": "music",
  24                 "jpg": "picture",
  25                 "jpeg": "picture",
  26                 "png": "picture",
  27                 "ts": "movie",
  28                 "avi": "movie",
  29                 "mpg": "movie",
  30                 "mpeg": "movie",
  31         }
  32
  33 def FileEntryComponent(name, absolute = None, isDir = False):
  34         res = [ (absolute, isDir) ]
  35         res.append((eListboxPythonMultiContent.TYPE_TEXT, 35, 1, 470, 20, 0, RT_HALIGN_LEFT, name))
  36         if isDir:
  37                 png = loadPNG(resolveFilename(SCOPE_SKIN_IMAGE, "extensions/directory.png"))
  38         else:
  39                 extension = name.split('.')
  40                 extension = extension[-1].lower()
  41                 if EXTENSIONS.has_key(extension):
  42                         png = loadPNG(resolveFilename(SCOPE_SKIN_IMAGE, "extensions/" + EXTENSIONS[extension] + ".png"))
  43                 else:
  44                         png = None
  45         if png is not None:
  46                 res.append((eListboxPythonMultiContent.TYPE_PIXMAP_ALPHATEST, 10, 2, 20, 20, png))
  47
  48         return res
  49
  50 class FileList(MenuList, HTMLComponent, GUIComponent):
  51         def __init__(self, directory, showDirectories = True, showFiles = True, matchingPattern = None, useServiceRef = False, isTop = False):
  52                 GUIComponent.__init__(self)
  53                 self.l = eListboxPythonMultiContent()
  54
  55                 self.useServiceRef = useServiceRef
  56                 self.showDirectories = showDirectories
  57                 self.showFiles = showFiles
  58                 self.isTop = isTop
  59                 # example: matching .nfi and .ts files: "^.*\.(nfi|ts)"
  60                 self.matchingPattern = matchingPattern
  61                 self.changeDir(directory)
  62
  63                 self.l.setFont(0, gFont("Regular", 18))
  64
  65         def getSelection(self):
  66                 return self.l.getCurrentSelection()[0]
  67
  68         def getFileList(self):
  69                 return self.list
  70
  71         def changeDir(self, directory):
  72                 self.list = []
  73
  74                 directories = []
  75                 files = []
  76
  77                 if self.useServiceRef:
  78                         root = eServiceReference("2:0:1:0:0:0:0:0:0:0:" + directory)
  79                         serviceHandler = eServiceCenter.getInstance()
  80                         list = serviceHandler.list(root)
  81
  82                         while 1:
  83                                 s = list.getNext()
  84                                 if not s.valid():
  85                                         del list
  86                                         break
  87                                 if s.flags & s.mustDescent:
  88                                         directories.append(s.getPath())
  89                                 else:
  90                                         files.append(s)
  91                                 print s.getName(), s.flags
  92                         directories.sort()
  93                         files.sort()
  94                 else:
  95                         files = os.listdir(directory)
  96                         files.sort()
  97                         tmpfiles = files[:]
  98                         for x in tmpfiles:
  99                                 if os.path.isdir(directory + x):
 100                                         directories.append(directory + x + "/")
 101                                         files.remove(x)
 102
 103                 if directory != "/" and self.showDirectories and not self.isTop:
 104                         self.list.append(FileEntryComponent(name = "..", absolute = '/'.join(directory.split('/')[:-2]) + '/', isDir = True))
 105
 106                 if self.showDirectories:
 107                         for x in directories:
 108                                 name = x.split('/')[-2]
 109                                 self.list.append(FileEntryComponent(name = name, absolute = x, isDir = True))
 110
 111                 if self.showFiles:
 112                         for x in files:
 113                                 if self.useServiceRef:
 114                                         path = x.getPath()
 115                                         name = path.split('/')[-1]
 116                                 else:
 117                                         path = directory + x
 118                                         name = x
 119
 120                                 if self.matchingPattern is not None:
 121                                         if re.compile(self.matchingPattern).search(path):
 122                                                 self.list.append(FileEntryComponent(name = name, absolute = x , isDir = False))
 123                                 else:
 124                                         self.list.append(FileEntryComponent(name = name, absolute = x , isDir = False))
 125
 126                 self.l.setList(self.list)
 127
 128         def canDescent(self):
 129                 return self.getSelection()[1]
 130
 131         def descent(self):
 132                 self.changeDir(self.getSelection()[0])
 133
 134         def getFilename(self):
 135                 return self.getSelection()[0].getPath()
 136
 137         def getServiceRef(self):
 138                 return self.getSelection()[0]
 139
 140         GUI_WIDGET = eListbox
 141
 142         def postWidgetCreate(self, instance):
 143                 instance.setContent(self.l)
 144                 instance.setItemHeight(23)