git.plutz.net Git - viper/blob - PlayerControl.py

   1 #encoding: utf-8
   2 #Copyright 2009 - 2010 Paul Hänsch
   3
   4 # This file is part of Viper.
   5 #
   6 # Viper is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # Viper is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with Viper.  If not, see <http://www.gnu.org/licenses/>
  18
  19 from Tkinter import *
  20 import Pmw
  21
  22 class PlayerControl(Frame):
  23     def __init__(self, parent, player, extrabuttons = []):
  24         Frame.__init__(self, parent)
  25         self.player = player
  26         self.params = []
  27         self.loop = BooleanVar(value = True)
  28
  29         tooltip = Pmw.Balloon()
  30         self.subgets = {}
  31
  32         self.subgets['s_pos'] = Scrollbar(self, orient=HORIZONTAL)
  33         self.subgets['s_pos'].pack(side = TOP, anchor = W, fill = X)
  34         self.subgets['b_stop'] = Button(self, text = 'Stop',
  35                                         command = self.player.stop_video)
  36         self.subgets['b_stop'].pack(side = LEFT, anchor = S)
  37         tooltip.bind(self.subgets['b_stop'], 'Stop playback (time position to zero).')
  38         self.subgets['b_play'] = Button(self, text='Play',
  39                                             width=5, command=self.play)
  40         self.subgets['b_play'].pack(side = LEFT, anchor = S)
  41         tooltip.bind(self.subgets['b_play'], 'Play / Pause the video.')
  42         self.subgets['b_step'] = Button(self, text = 'Step',
  43                                         command = self.player.step_video)
  44         self.subgets['b_step'].pack(side = LEFT, anchor = S)
  45         tooltip.bind(self.subgets['b_step'], 'Step a single frame forward.')
  46         self.subgets['c_loop'] = Checkbutton(self, text = 'Loop',
  47                                              variable = self.loop)
  48         self.subgets['c_loop'].pack(side = LEFT, anchor = S)
  49
  50         for xbut in extrabuttons:
  51             self.subgets['xb_' + xbut[0]] = Button(self, text = xbut[0],
  52                                                    command = xbut[1])
  53             self.subgets['xb_' + xbut[0]].pack(side = RIGHT, anchor = S)
  54             try: tooltip.bind(self.subgets['xb_' + xbut[0]], xbut[2])
  55             except: pass
  56
  57         self.player.configure(callback = self.status, slider = self.subgets['s_pos'])
  58
  59     def configure(self, player):
  60         self.player = player
  61         self.player.configure(callback = self.status, slider = self.subgets['s_pos'])
  62
  63     def play(self):
  64         self.player.play_video(loop = self.loop.get(),
  65                                params = self.params)
  66
  67     def status(self, state):
  68         if state == 'stopped':
  69             self.subgets['b_play'].configure(text = 'Play', command = self.play)
  70         elif state == 'paused':
  71             self.subgets['b_play'].configure(text = 'Play', command = self.play)
  72         elif state == 'playing':
  73             self.subgets['b_play'].configure(text = 'Pause', command = self.player.pause_video)