Package flumotion :: Package component :: Package producers :: Package audiotest :: Module admin_gtk
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Source Code for Module flumotion.component.producers.audiotest.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 Fluendo, S.L. (www.fluendo.com). 
  6  # All rights reserved. 
  7   
  8  # This file may be distributed and/or modified under the terms of 
  9  # the GNU General Public License version 2 as published by 
 10  # the Free Software Foundation. 
 11  # This file is distributed without any warranty; without even the implied 
 12  # warranty of merchantability or fitness for a particular purpose. 
 13  # See "LICENSE.GPL" in the source distribution for more information. 
 14   
 15  # Licensees having purchased or holding a valid Flumotion Advanced 
 16  # Streaming Server license may use this file in accordance with the 
 17  # Flumotion Advanced Streaming Server Commercial License Agreement. 
 18  # See "LICENSE.Flumotion" in the source distribution for more information. 
 19   
 20  # Headers in this file shall remain intact. 
 21   
 22  from gettext import gettext as _ 
 23   
 24  from flumotion.component.base.admin_gtk import BaseAdminGtk 
 25  from flumotion.component.base.baseadminnode import BaseAdminGtkNode 
 26  from flumotion.component.effects.volume.admin_gtk import VolumeAdminGtkNode 
 27   
 28  __version__ = "$Rev: 8413 $" 
 29   
 30   
31 -class AudioTestAdminGtkNode(BaseAdminGtkNode):
32 logCategory = 'audiotest' 33 gladeFile = 'flumotion/component/producers/audiotest/audiotest.glade' 34 uiStateHandlers = None 35
36 - def haveWidgetTree(self):
37 self.widget = self.wtree.get_widget('widget-audiotest') 38 self._scale = self.wtree.get_widget('scale-frequency') 39 self._spinbutton = self.wtree.get_widget('spinbutton-frequency') 40 self._combobox = self.wtree.get_widget('combobox-wave') 41 self._combobox.prefill(['Sine', 'Square', 'Saw', 'Triangle', 'Silence', 42 'White-noise', 'Pink-noise', 'Sine table', 43 'Ticks']) 44 45 self._scale_change_id = self._scale.connect('value-changed', 46 self.frequency_changed_cb) 47 self._spinbutton_change_id = self._spinbutton.connect('value-changed', 48 self.frequency_changed_cb) 49 self._combobox_change_id = self._combobox.connect('changed', 50 self.wave_changed_cb)
51
52 - def setUIState(self, state):
53 BaseAdminGtkNode.setUIState(self, state) 54 if not self.uiStateHandlers: 55 self.uiStateHandlers = {'wave': self.waveSet, 56 'frequency': self.frequencySet, 57 'samplerate': self.samplerateSet} 58 for k, handler in self.uiStateHandlers.items(): 59 handler(state.get(k))
60
61 - def frequency_changed_cb(self, widget):
62 value = widget.get_value() 63 d = self.callRemote("setFrequency", value) 64 d.addErrback(self.warningFailure)
65
66 - def stateSet(self, state, key, value):
67 handler = self.uiStateHandlers.get(key, None) 68 if handler: 69 handler(value)
70
71 - def wave_changed_cb(self, widget):
72 waveName = widget.get_active() 73 d = self.callRemote("setWave", waveName) 74 d.addErrback(self.warningFailure)
75
76 - def samplerateSet(self, samplerate):
77 self._scale.set_range(1, samplerate) 78 self._spinbutton.set_range(1, samplerate)
79
80 - def frequencySet(self, value):
81 self._scale.handler_block(self._scale_change_id) 82 self._scale.set_value(value) 83 self._scale.handler_unblock(self._scale_change_id) 84 self._spinbutton.handler_block(self._spinbutton_change_id) 85 self._spinbutton.set_value(value) 86 self._spinbutton.handler_unblock(self._spinbutton_change_id)
87
88 - def waveSet(self, value):
89 self._combobox.handler_block(self._combobox_change_id) 90 self._combobox.set_active(value) 91 self._combobox.handler_unblock(self._combobox_change_id)
92 93
94 -class AudioTestAdminGtk(BaseAdminGtk):
95
96 - def setup(self):
97 volume = VolumeAdminGtkNode(self.state, self.admin, 98 'volume', title=_("Volume")) 99 self.nodes['Volume'] = volume 100 audiotest = AudioTestAdminGtkNode(self.state, self.admin, 101 title=_("Audio Test")) 102 self.nodes['Audio Test'] = audiotest 103 return BaseAdminGtk.setup(self)
104