addedit.py

   1 import gtk as g
   2
   3 from choices import settings
   4
   5 HSPACING = 4
   6 VSPACING = 4
   7
   8 class Dialog(g.Dialog):
   9     """ Base dialog for adding or editing a bar. """
  10     def __init__(self, parent_win, add, desc, bar_w = None):
  11         self.bar_w = bar_w
  12         self.parent_win = parent_win
  13         if add:
  14             title = _("New %s bar") % self.get_type_name()
  15             buttons = (g.STOCK_CANCEL, g.RESPONSE_CANCEL,
  16                 g.STOCK_OK, g.RESPONSE_OK)
  17             self.instant_apply = False
  18         else:
  19             title = _("Edit %s bar") % self.get_type_name()
  20             buttons = (g.STOCK_CLOSE, g.RESPONSE_CLOSE)
  21             self.instant_apply = True
  22         g.Dialog.__init__(self, title, parent_win,
  23             g.DIALOG_MODAL | g.DIALOG_DESTROY_WITH_PARENT, buttons)
  24         self.desc = desc
  25         self.label_size_group = g.SizeGroup(g.SIZE_GROUP_HORIZONTAL)
  26         self.set_default_response(g.RESPONSE_OK)
  27         self.layout()
  28
  29     def get_type_name(self):
  30         return _("?")
  31
  32     def make_label(self, label):
  33         l = g.Label(label)
  34         l.set_alignment(1, 0.5)
  35         self.label_size_group.add_widget(l)
  36         return l
  37
  38     def layout(self):
  39         hbox = g.HBox(False)
  40
  41         hbox.pack_start(self.make_label(_("Label")) , False, True, HSPACING)
  42         self.label_w = g.Entry()
  43         if self.instant_apply:
  44             l = self.desc.label
  45         else:
  46             l = self.get_default_label()
  47         self.label_w.set_text(l)
  48         self.label_w.set_activates_default(True)
  49         hbox.pack_start(self.label_w, True, True, HSPACING)
  50         self.vbox.pack_start(hbox, True, True, VSPACING)
  51
  52         hbox = g.HBox(False)
  53         hbox.pack_start(self.make_label(_("Colour")) , False, True, HSPACING)
  54         self.colour_w = g.ColorButton(self.desc.colour)
  55         hbox.pack_start(self.colour_w, True, True, HSPACING)
  56         self.vbox.pack_start(hbox, True, True, VSPACING)
  57
  58         hbox = g.HBox(False)
  59         hbox.pack_start(self.make_label(_("Width")) , False, True, HSPACING)
  60         self.width_w = g.SpinButton()
  61         self.width_w.set_range(1, 640)
  62         self.width_w.set_increments(1, 10)
  63         self.width_w.set_value(self.desc.width)
  64         self.width_w.set_activates_default(True)
  65         hbox.pack_start(self.width_w, True, True, HSPACING)
  66         self.vbox.pack_start(hbox, True, True, VSPACING)
  67
  68         hbox = g.HBox(False)
  69         hbox.pack_start(self.make_label(_("Update every")) , False, True,
  70             HSPACING)
  71         self.min_period_w = g.SpinButton(digits = 1)
  72         self.min_period_w.set_range(0.1, 10)
  73         self.min_period_w.set_increments(0.1, 1)
  74         self.min_period_w.set_value(self.desc.min_period)
  75         self.min_period_w.set_activates_default(True)
  76         hbox.pack_start(self.min_period_w, True, True, HSPACING)
  77         hbox.pack_start(g.Label(_("to")) , False, False, HSPACING)
  78         self.max_period_w = g.SpinButton(digits = 1)
  79         self.max_period_w.set_range(0.1, 10)
  80         self.max_period_w.set_increments(0.1, 1)
  81         self.max_period_w.set_value(self.desc.max_period)
  82         self.max_period_w.set_activates_default(True)
  83         hbox.pack_start(self.max_period_w, True, True, HSPACING)
  84         hbox.pack_start(g.Label(_("secs")) , False, False, HSPACING)
  85         self.vbox.pack_start(hbox, True, True, VSPACING)
  86
  87         if self.instant_apply:
  88             self.label_w.connect("changed", self.label_changed_cb)
  89             self.colour_w.connect("color-set", self.colour_set_cb)
  90             self.width_w.connect("value-changed", self.width_changed_cb)
  91             self.min_period_w.connect("value-changed",
  92                 self.min_period_changed_cb)
  93             self.max_period_w.connect("value-changed",
  94                 self.max_period_changed_cb)
  95
  96         self.layout_for_type()
  97
  98     def run_apply_destroy(self):
  99         self.show_all()
 100         response = self.run()
 101         if response == g.RESPONSE_OK:
 102             self.apply()
 103         self.destroy()
 104         return response
 105
 106     def get_default_label(self):
 107         """ Override in derived classes """
 108         return _("?")
 109
 110     def layout_for_type(self):
 111         """ Override in derived classes """
 112         pass
 113
 114     def apply(self):
 115         """ Override to read additional settings for specific bar type;
 116         don't forget to call this base method too. """
 117         self.label_changed_cb()
 118         self.colour_set_cb()
 119         self.width_changed_cb()
 120         self.min_period_changed_cb()
 121         self.max_period_changed_cb()
 122
 123     def label_changed_cb(self, w = None):
 124         self.desc.label = self.label_w.get_text()
 125         settings.set_bar_label(self.desc.num, self.desc.label)
 126         if self.instant_apply:
 127             self.bar_w.set_caption(self.desc.label)
 128
 129     def colour_set_cb(self, w = None):
 130         self.desc.colour = self.colour_w.get_color()
 131         settings.set_bar_colour(self.desc.num, self.desc.colour)
 132         if self.instant_apply:
 133             self.bar_w.change_colour(self.desc.colour)
 134
 135     def width_changed_cb(self, w = None):
 136         self.desc.width = self.width_w.get_value_as_int()
 137         settings.set_bar_width(self.desc.num, self.desc.width)
 138         if self.instant_apply:
 139             self.bar_w.change_width(self.desc.width)
 140
 141     def min_period_changed_cb(self, w = None):
 142         self.desc.min_period = self.min_period_w.get_value()
 143         settings.set_bar_min_period(self.desc.num, self.desc.min_period)
 144         # Don't change bar now, just let it get updated next tick
 145
 146     def max_period_changed_cb(self, w = None):
 147         self.desc.max_period = self.max_period_w.get_value()
 148         settings.set_bar_max_period(self.desc.num, self.desc.max_period)
 149         # Don't change bar now, just let it get updated next tick
 150
 151