gui.py

   1 # This file is part of jack_mixer
   2 #
   3 # Copyright (C) 2006 Nedko Arnaudov <nedko@arnaudov.name>
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; version 2 of the License
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  17
  18 import gi
  19 gi.require_version('GConf', '2.0')
  20 from gi.repository import GObject
  21
  22 try:
  23     from gi.repository import GConf
  24 except:
  25     print("Cannot load Python bindings for GConf, your preferences will not be preserved across jack_mixer invocations")
  26     GConf = None
  27
  28 def lookup_scale(scales, scale_id):
  29     for scale in scales:
  30         if scale_id == scale.scale_id:
  31             return scale
  32     return None
  33
  34 class Factory(GObject.GObject):
  35     def __init__(self, topwindow, meter_scales, slider_scales):
  36         GObject.GObject.__init__(self)
  37         self.topwindow = topwindow
  38         self.meter_scales = meter_scales
  39         self.slider_scales = slider_scales
  40
  41         if GConf:
  42             self.gconf_client = GConf.Client.get_default()
  43
  44             scale_id = self.gconf_client.get_string("/apps/jack_mixer/default_meter_scale")
  45             self.default_meter_scale = lookup_scale(meter_scales, scale_id)
  46             if not self.default_meter_scale:
  47                 self.default_meter_scale = meter_scales[0]
  48
  49             scale_id = self.gconf_client.get_string("/apps/jack_mixer/default_slider_scale")
  50             self.default_slider_scale = lookup_scale(slider_scales, scale_id)
  51             if not self.default_slider_scale:
  52                 self.default_slider_scale = slider_scales[0]
  53
  54             self.vumeter_color_scheme = self.gconf_client.get_string(
  55                             '/apps/jack_mixer/vumeter_color_scheme')
  56             self.vumeter_color = self.gconf_client.get_string(
  57                             '/apps/jack_mixer/vumeter_color')
  58             if not self.vumeter_color:
  59                 self.vumeter_color = '#ccb300'
  60
  61             self.use_custom_widgets = self.gconf_client.get_bool(
  62                             '/apps/jack_mixer/use_custom_widgets')
  63
  64             self.minimize_to_tray = self.gconf_client.get_bool(
  65                             '/apps/jack_mixer/minimize_to_tray')
  66
  67             self.gconf_client.add_dir("/apps/jack_mixer", GConf.ClientPreloadType.PRELOAD_NONE)
  68             self.gconf_client.notify_add("/apps/jack_mixer/default_meter_scale", self.on_gconf_default_meter_scale_changed)
  69             self.gconf_client.notify_add("/apps/jack_mixer/default_slider_scale", self.on_gconf_default_slider_scale_changed)
  70             self.gconf_client.notify_add('/apps/jack_mixer/vumeter_color', self.on_gconf_vumeter_color_change)
  71             self.gconf_client.notify_add('/apps/jack_mixer/vumeter_color_scheme', self.on_gconf_vumeter_color_scheme_change)
  72             self.gconf_client.notify_add('/apps/jack_mixer/use_custom_widgets', self.on_gconf_use_custom_widgets_change)
  73             self.gconf_client.notify_add('/apps/jack_mixer/minimize_to_tray', self.on_gconf_minimize_to_tray_change)
  74         else:
  75             self.default_meter_scale = meter_scales[0]
  76             self.default_slider_scale = slider_scales[0]
  77             self.vumeter_color = '#ccb300'
  78             self.vumeter_color_scheme = 'default'
  79             self.use_custom_widgets = False
  80             self.minimize_to_tray = True
  81
  82     def on_gconf_default_meter_scale_changed(self, client, connection_id, entry):
  83         #print "GConf default_meter_scale changed"
  84         scale_id = entry.get_value().get_string()
  85         scale = lookup_scale(self.meter_scales, scale_id)
  86         self.set_default_meter_scale(scale, from_gconf=True)
  87
  88     def set_default_meter_scale(self, scale, from_gconf=False):
  89         if scale:
  90             if GConf and not from_gconf:
  91                 self.gconf_client.set_string("/apps/jack_mixer/default_meter_scale", scale.scale_id)
  92             else:
  93                 self.default_meter_scale = scale
  94                 self.emit("default-meter-scale-changed", self.default_meter_scale)
  95         else:
  96             print("Ignoring GConf default_meter_scale setting, because \"%s\" scale is not known" % scale_id)
  97
  98     def on_gconf_default_slider_scale_changed(self, client, connection_id, entry):
  99         #print "GConf default_slider_scale changed"
 100         scale_id = entry.get_value().get_string()
 101         scale = lookup_scale(self.slider_scales, scale_id)
 102         self.set_default_slider_scale(scale, from_gconf=True)
 103
 104     def set_default_slider_scale(self, scale, from_gconf=False):
 105         if scale:
 106             if GConf and not from_gconf:
 107                 self.gconf_client.set_string("/apps/jack_mixer/default_slider_scale", scale.scale_id)
 108             else:
 109                 self.default_slider_scale = scale
 110                 self.emit("default-slider-scale-changed", self.default_slider_scale)
 111         else:
 112             print("Ignoring GConf default_slider_scale setting, because \"%s\" scale is not known" % scale_id)
 113
 114     def set_vumeter_color(self, color, from_gconf=False):
 115         if GConf and not from_gconf:
 116             self.gconf_client.set_string('/apps/jack_mixer/vumeter_color', color)
 117         else:
 118             self.vumeter_color = color
 119             self.emit('vumeter-color-changed', self.vumeter_color)
 120
 121     def on_gconf_vumeter_color_change(self, client, connection_id, entry):
 122         color = entry.get_value().get_string()
 123         self.set_vumeter_color(color, from_gconf=True)
 124
 125     def set_vumeter_color_scheme(self, color_scheme, from_gconf=False):
 126         if GConf and not from_gconf:
 127             self.gconf_client.set_string('/apps/jack_mixer/vumeter_color_scheme', color_scheme)
 128         else:
 129             self.vumeter_color_scheme = color_scheme
 130             self.emit('vumeter-color-scheme-changed', self.vumeter_color_scheme)
 131
 132     def on_gconf_vumeter_color_scheme_change(self, client, connection_id, entry):
 133         color_scheme = entry.get_value().get_string()
 134         self.set_vumeter_color_scheme(color_scheme, from_gconf=True)
 135
 136     def set_use_custom_widgets(self, use_custom, from_gconf=False):
 137         if GConf and not from_gconf:
 138             self.gconf_client.set_bool('/apps/jack_mixer/use_custom_widgets', use_custom)
 139         else:
 140             self.use_custom_widgets = use_custom
 141             self.emit('use-custom-widgets-changed', self.use_custom_widgets)
 142
 143     def on_gconf_use_custom_widgets_change(self, client, connection_id, entry):
 144         use_custom = entry.get_value().get_bool()
 145         self.set_use_custom_widgets(use_custom, from_gconf=True)
 146
 147     def set_minimize_to_tray(self, minimize_to_tray, from_gconf=False):
 148         if GConf and not from_gconf:
 149             self.gconf_client.set_bool('/apps/jack_mixer/minimize_to_tray', minimize_to_tray)
 150         else:
 151             self.minimize_to_tray = minimize_to_tray
 152             self.emit('minimize-to-tray-changed', self.minimize_to_tray)
 153
 154     def on_gconf_minimize_to_tray_change(self, client, connection_id, entry):
 155         minimize_to_tray = entry.get_value().get_bool()
 156         self.set_minimize_to_tray(minimize_to_tray, from_gconf=True)
 157
 158     def get_default_meter_scale(self):
 159         return self.default_meter_scale
 160
 161     def get_default_slider_scale(self):
 162         return self.default_slider_scale
 163
 164     def get_vumeter_color(self):
 165         return self.vumeter_color
 166
 167     def get_vumeter_color_scheme(self):
 168         return self.vumeter_color_scheme
 169
 170     def get_use_custom_widgets(self):
 171         return self.use_custom_widgets
 172
 173     def get_minimize_to_tray(self):
 174         return self.minimize_to_tray
 175
 176 GObject.signal_new("default-meter-scale-changed", Factory,
 177                 GObject.SignalFlags.RUN_FIRST | GObject.SignalFlags.ACTION,
 178                 None, [GObject.TYPE_PYOBJECT])
 179 GObject.signal_new("default-slider-scale-changed", Factory,
 180                 GObject.SignalFlags.RUN_FIRST | GObject.SignalFlags.ACTION,
 181                 None, [GObject.TYPE_PYOBJECT])
 182 GObject.signal_new('vumeter-color-changed', Factory,
 183                 GObject.SignalFlags.RUN_FIRST | GObject.SignalFlags.ACTION,
 184                 None, [str])
 185 GObject.signal_new('vumeter-color-scheme-changed', Factory,
 186                 GObject.SignalFlags.RUN_FIRST | GObject.SignalFlags.ACTION,
 187                 None, [str])
 188 GObject.signal_new('use-custom-widgets-changed', Factory,
 189                 GObject.SignalFlags.RUN_FIRST | GObject.SignalFlags.ACTION,
 190                 None, [bool])
 191 GObject.signal_new('minimize-to-tray-changed', Factory,
 192                 GObject.SignalFlags.RUN_FIRST | GObject.SignalFlags.ACTION,
 193                 None, [bool])