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Viewing changes to config/ConfigFloat.py

  • Committer: Robert Pastierovic
  • Date: 2007-10-07 10:08:42 UTC
  • Revision ID: pastierovic@gmail.com-20071007100842-fdvp2vzmqgh1j87k
merged 0.3x branch and basic documentation and some other changes

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config/ConfigFloat.py
 
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from ConfigWidget import ConfigWidget
 
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from utils.datatypes import *
 
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import gtk
 
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class ConfigFloat(ConfigWidget):
 
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    def __init__(self, name, getter, setter, caller, int_only = False):
 
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        self.__int_only = int_only
 
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        ConfigWidget.__init__(self, name, getter, setter, caller)
 
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        self._register_property("min", TYPE_FLOAT, self._setp_lhd,
 
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                                self._getp, 0.0, doc = "Lower bound")
 
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        self._register_property("max", TYPE_FLOAT, self._setp_lhd,
 
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                                self._getp, 9999.0, doc = "Upper bound")
 
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        self._register_property("digits", TYPE_INT, self._setp_lhd,
 
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                                self._getp, 2,
 
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                                doc = "Numbers of decimal digits")
 
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        self._register_property("increment", TYPE_FLOAT, self._setp_increment,
 
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                                self._getp, 1, doc = "Size of increments")
 
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        self._register_property("value", TYPE_FLOAT, self._setp_value,
 
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                                self._getp, 0.0, doc = "Value")
 
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    def get_widgets(self):
 
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        low = self.get_prop("min")
 
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        high = self.get_prop("max")
 
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        digits = self.get_prop("digits")
 
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        self.__label = gtk.Label("")
 
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        self.__label.show()
 
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        entry = gtk.Entry()
 
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        entry.show()
 
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        align = gtk.Alignment(0.0, 0.5, 0.0, 0.0)
 
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        align.show()
 
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        align.add(self.__label)
 
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        adjustment = gtk.Adjustment(0, low, high, 1, 1, 0)
 
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        if (self.__int_only):
 
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            self.__spin_button = gtk.SpinButton(adjustment, 1, 0)
 
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        else:
 
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            self.__spin_button = gtk.SpinButton(adjustment, 1, digits)
 
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        self.__spin_button.set_numeric(True)
 
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        self.__spin_button.show()
 
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        self.__spin_button.connect("value-changed", self.__on_change)
 
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        return (align, self.__spin_button)
 
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    def __on_change(self, src):
 
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        if (self.__int_only):
 
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            value = src.get_value_as_int()
 
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        else:
 
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            value = src.get_value()
 
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        self._set_config(value)
 
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    def _set_enabled(self, value): self.__spin_button.set_sensitive(value)
 
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    def _set_label(self, value): self.__label.set_text(value)
 
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    def _setp_lhd(self, key, value):
 
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        low, high = self.__spin_button.get_range()
 
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        if (key == "min"):
 
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            self.__spin_button.set_range(value, high)
 
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        elif (key == "max"):
 
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            self.__spin_button.set_range(low, value)
 
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        elif (key == "digits"):
 
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            self.__spin_button.set_digits(value)
 
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        self._setp(key, value)
 
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    def _setp_increment(self, key, value):
 
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        self.__spin_button.set_increments(value, value * 10);
 
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        self._setp(key, value)
 
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    def _setp_value(self, key, value):
 
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        self.__spin_button.set_value(value)
 
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        self._setp(key, value)