Source Code for Module flumotion.component.producers.videotest.admin_gtk

  1  # -*- Mode: Python -*- 
  2  # vi:si:et:sw=4:sts=4:ts=4 
  3   
  4  # Flumotion - a streaming media server 
  5  # Copyright (C) 2004,2005,2006,2007,2008,2009 Fluendo, S.L. 
  6  # Copyright (C) 2010,2011 Flumotion Services, S.A. 
  7  # All rights reserved. 
  8  # 
  9  # This file may be distributed and/or modified under the terms of 
 10  # the GNU Lesser General Public License version 2.1 as published by 
 11  # the Free Software Foundation. 
 12  # This file is distributed without any warranty; without even the implied 
 13  # warranty of merchantability or fitness for a particular purpose. 
 14  # See "LICENSE.LGPL" in the source distribution for more information. 
 15  # 
 16  # Headers in this file shall remain intact. 
 17   
 18  from gettext import gettext as _ 
 19   
 20  import gtk 
 21  from flumotion.common import enum 
 22  from flumotion.component.base.admin_gtk import BaseAdminGtk 
 23  from flumotion.component.base.baseadminnode import BaseAdminGtkNode 
 24  from flumotion.ui import fgtk 
 25   
 26  __version__ = "$Rev$" 
 27   
 28   
 29  VideoTestPattern = enum.EnumClass( 
 30      'VideoTestPattern', 
 31      ['Bars', 'Snow', 'Black', 'White', 'Red', 'Green', 'Blue', 'Checkers-1', 
 32              'Checkers-2', 'Checkers-4', 'Checkers-8', 'Circular', 'Blink', 
 33              'Bars 75%', 'Zone-plate'], 
 34      [_('SMPTE 100% color bars'), 
 35       _('Random (television snow)'), 
 36       _('100% Black'), 
 37       _('100% White'), 
 38       _('100% Red'), 
 39       _('100% Green'), 
 40       _('100% Blue'), 
 41       _('Checkers 1px'), 
 42       _('Checkers 2px'), 
 43       _('Checkers 4px'), 
 44       _('Checkers 8px'), 
 45       _('Circular'), 
 46       _('Blink'), 
 47       _('SMPTE 75% color bars'), 
 48       _('Zone plate')]) 
 49   
 50   
 51 -class PatternNode(BaseAdminGtkNode): 
 52      uiStateHandlers = None 
 53   
 54 -    def render(self): 
 55          # FIXME: gladify 
 56          self.widget = gtk.Table(1, 2) 
 57          label = gtk.Label(_("Pattern:")) 
 58          self.widget.attach(label, 0, 1, 0, 1, 0, 0, 6, 6) 
 59          label.show() 
 60          self.combobox_pattern = fgtk.FProxyComboBox() 
 61          self.combobox_pattern.set_enum(VideoTestPattern) 
 62          self.pattern_changed_id = self.combobox_pattern.connect('changed', 
 63              self.cb_pattern_changed) 
 64          self.widget.attach(self.combobox_pattern, 1, 2, 0, 1, 0, 0, 6, 6) 
 65          self.combobox_pattern.show() 
 66          return BaseAdminGtkNode.render(self) 
 67   
 68 -    def setUIState(self, state): 
 69          BaseAdminGtkNode.setUIState(self, state) 
 70          if not self.uiStateHandlers: 
 71              self.uiStateHandlers = {'pattern': self.patternSet} 
 72          for k, handler in self.uiStateHandlers.items(): 
 73              handler(state.get(k)) 
 74   
 75 -    def cb_pattern_changed(self, combobox): 
 76   
 77          def _setPatternErrback(failure): 
 78              self.warning("Failure %s setting pattern: %s" % ( 
 79                  failure.type, failure.getErrorMessage())) 
 80              return None 
 81   
 82          pattern = combobox.get_active() 
 83          d = self.callRemote("setPattern", pattern) 
 84          d.addErrback(_setPatternErrback) 
 85   
 86 -    def patternSet(self, value): 
 87          self.debug("pattern changed to %r" % value) 
 88          c = self.combobox_pattern 
 89          hid = self.pattern_changed_id 
 90          c.handler_block(hid) 
 91          c.set_active(value) 
 92          c.handler_unblock(hid) 
 93   
 94 -    def stateSet(self, state, key, value): 
 95          handler = self.uiStateHandlers.get(key, None) 
 96          if handler: 
 97              handler(value) 
 98   
 99   
100 -class VideoTestAdminGtk(BaseAdminGtk): 
101   
102 -    def setup(self): 
103          # FIXME: have constructor take self instead ? 
104          pattern = PatternNode(self.state, self.admin, title=_("Pattern")) 
105          self.nodes['Pattern'] = pattern 
106          return BaseAdminGtk.setup(self) 
107   
108  GUIClass = VideoTestAdminGtk 
109