lib/python/Screens/MessageBox.py

   1 from Screen import Screen
   2 from Components.ActionMap import ActionMap
   3 from Components.Label import Label
   4 from Components.Button import Button
   5 from Components.Pixmap import Pixmap
   6 from Components.MenuList import MenuList
   7 from enigma import eSize, ePoint, eTimer
   8
   9 class MessageBox(Screen):
  10         TYPE_YESNO = 0
  11         TYPE_INFO = 1
  12         TYPE_WARNING = 2
  13         TYPE_ERROR = 3
  14
  15         def __init__(self, session, text, type = TYPE_YESNO, timeout = -1):
  16                 self.type = type
  17                 Screen.__init__(self, session)
  18
  19                 self["text"] = Label(text)
  20
  21                 self["ErrorPixmap"] = Pixmap()
  22                 self["QuestionPixmap"] = Pixmap()
  23                 self["InfoPixmap"] = Pixmap()
  24                 self.timerRunning = False
  25                 if timeout > 0:
  26                         self.timer = eTimer()
  27                         self.timer.timeout.get().append(self.timerTick)
  28                         self.timer.start(1000)
  29                         self.origTitle = None
  30                         self.onShown.append(self.timerTick)
  31                         self.timerRunning = True
  32                 self.timeout = timeout
  33
  34                 self.list = []
  35                 if type != self.TYPE_ERROR:
  36                         self["ErrorPixmap"].hide()
  37                 if type != self.TYPE_YESNO:
  38                         self["QuestionPixmap"].hide()
  39                 if type != self.TYPE_INFO:
  40                         self["InfoPixmap"].hide()
  41
  42                 if type == self.TYPE_YESNO:
  43                         self.list = [ (_("yes"), 0), (_("no"), 1) ]
  44
  45
  46                 self["list"] = MenuList(self.list)
  47
  48                 self["actions"] = ActionMap(["MsgBoxActions", "DirectionActions"],
  49                         {
  50                                 "cancel": self.cancel,
  51                                 "ok": self.ok,
  52                                 "alwaysOK": self.alwaysOK,
  53                                 "up": self.up,
  54                                 "down": self.down,
  55                                 "left": self.left,
  56                                 "right": self.right,
  57                                 "upRepeated": self.up,
  58                                 "downRepeated": self.down,
  59                                 "leftRepeated": self.left,
  60                                 "rightRepeated": self.right
  61                         }, -1)
  62
  63
  64         def timerTick(self):
  65                 self.timeout -= 1
  66                 if self.origTitle is None:
  67                         self.origTitle = self.instance.getTitle()
  68                 self.setTitle(self.origTitle + " (" + _("Timeout: ") + str(self.timeout) + ")")
  69                 if self.timeout == 0:
  70                         self.timer.stop()
  71                         self.timerRunning = False
  72                         self.timeoutCallback()
  73
  74         def timeoutCallback(self):
  75                 print "Timeout!"
  76                 self.ok()
  77
  78         def cancel(self):
  79                 self.close(False)
  80
  81         def ok(self):
  82                 if self.type == self.TYPE_YESNO:
  83                         self.close(self["list"].getCurrent()[1] == 0)
  84                 else:
  85                         self.close(True)
  86
  87         def alwaysOK(self):
  88                 self.close(True)
  89
  90         def up(self):
  91                 self.move(self["list"].instance.moveUp)
  92
  93         def down(self):
  94                 self.move(self["list"].instance.moveDown)
  95
  96         def left(self):
  97                 self.move(self["list"].instance.pageUp)
  98
  99
 100
 101         def right(self):
 102                 self.move(self["list"].instance.pageDown)
 103
 104         def move(self, direction):
 105                 self["list"].instance.moveSelection(direction)
 106                 if self.timerRunning:
 107                         self.timer.stop()
 108                         self.setTitle(self.origTitle)
 109                         self.timerRunning = False