Demo/tkinter/guido/MimeViewer.py

   1 #! /usr/bin/env python
   2
   3 # View a single MIME multipart message.
   4 # Display each part as a box.
   5
   6 import string
   7 from types import *
   8 from Tkinter import *
   9 from ScrolledText import ScrolledText
  10
  11 class MimeViewer:
  12         def __init__(self, parent, title, msg):
  13                 self.title = title
  14                 self.msg = msg
  15                 self.frame = Frame(parent, {'relief': 'raised', 'bd': 2})
  16                 self.frame.packing = {'expand': 0, 'fill': 'both'}
  17                 self.button = Checkbutton(self.frame,
  18                                      {'text': title,
  19                                       'command': self.toggle})
  20                 self.button.pack({'anchor': 'w'})
  21                 headertext = msg.getheadertext(
  22                         lambda x: x != 'received' and x[:5] != 'x400-')
  23                 height = countlines(headertext, 4)
  24                 if height:
  25                         self.htext = ScrolledText(self.frame,
  26                                           {'height': height,
  27                                            'width': 80,
  28                                            'wrap': 'none',
  29                                            'relief': 'raised',
  30                                            'bd': 2})
  31                         self.htext.packing = {'expand': 1, 'fill': 'both',
  32                                               'after': self.button}
  33                         self.htext.insert('end', headertext)
  34                 else:
  35                         self.htext = Frame(self.frame,
  36                                            {'relief': 'raised', 'bd': 2})
  37                         self.htext.packing = {'side': 'top',
  38                                               'ipady': 2,
  39                                               'fill': 'x',
  40                                               'after': self.button}
  41                 body = msg.getbody()
  42                 if type(body) == StringType:
  43                         self.pad = None
  44                         height = countlines(body, 10)
  45                         if height:
  46                                 self.btext = ScrolledText(self.frame,
  47                                                   {'height': height,
  48                                                    'width': 80,
  49                                                    'wrap': 'none',
  50                                                    'relief': 'raised',
  51                                                    'bd': 2})
  52                                 self.btext.packing = {'expand': 1,
  53                                                       'fill': 'both'}
  54                                 self.btext.insert('end', body)
  55                         else:
  56                                 self.btext = None
  57                         self.parts = None
  58                 else:
  59                         self.pad = Frame(self.frame,
  60                                          {'relief': 'flat', 'bd': 2})
  61                         self.pad.packing = {'side': 'left', 'ipadx': 10,
  62                                             'fill': 'y', 'after': self.htext}
  63                         self.parts = []
  64                         for i in range(len(body)):
  65                                 p = MimeViewer(self.frame,
  66                                                '%s.%d' % (title, i+1),
  67                                                body[i])
  68                                 self.parts.append(p)
  69                         self.btext = None
  70                 self.collapsed = 1
  71         def pack(self):
  72                 self.frame.pack(self.frame.packing)
  73         def destroy(self):
  74                 self.frame.destroy()
  75         def show(self):
  76                 if self.collapsed:
  77                         self.button.invoke()
  78         def toggle(self):
  79                 if self.collapsed:
  80                         self.explode()
  81                 else:
  82                         self.collapse()
  83         def collapse(self):
  84                 self.collapsed = 1
  85                 for comp in self.htext, self.btext, self.pad:
  86                         if comp:
  87                                 comp.forget()
  88                 if self.parts:
  89                         for part in self.parts:
  90                                 part.frame.forget()
  91                 self.frame.pack({'expand': 0})
  92         def explode(self):
  93                 self.collapsed = 0
  94                 for comp in self.htext, self.btext, self.pad:
  95                         if comp: comp.pack(comp.packing)
  96                 if self.parts:
  97                         for part in self.parts:
  98                                 part.pack()
  99                 self.frame.pack({'expand': 1})
 100
 101 def countlines(str, limit):
 102         i = 0
 103         n = 0
 104         while  n < limit:
 105                 i = string.find(str, '\n', i)
 106                 if i < 0: break
 107                 n = n+1
 108                 i = i+1
 109         return n
 110
 111 def main():
 112         import sys
 113         import getopt
 114         import mhlib
 115         opts, args = getopt.getopt(sys.argv[1:], '')
 116         for o, a in opts:
 117                 pass
 118         message = None
 119         folder = 'inbox'
 120         for arg in args:
 121                 if arg[:1] == '+':
 122                         folder = arg[1:]
 123                 else:
 124                         message = string.atoi(arg)
 125
 126         mh = mhlib.MH()
 127         f = mh.openfolder(folder)
 128         if not message:
 129                 message = f.getcurrent()
 130         m = f.openmessage(message)
 131
 132         root = Tk()
 133         tk = root.tk
 134
 135         top = MimeViewer(root, '+%s/%d' % (folder, message), m)
 136         top.pack()
 137         top.show()
 138
 139         root.minsize(1, 1)
 140
 141         tk.mainloop()
 142
 143 if __name__ == '__main__': main()