143 lines
3.9 KiB
Python
143 lines
3.9 KiB
Python
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from gi.repository import Gtk
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import re
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from copy import copy
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class RadioSet(Gtk.Box):
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def __init__(self, choices):
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"""
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The choices are specified as a list of dictionaries containing:
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* 'label': Shown in the UI
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* 'value': The value returned is selected
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:param choices: List of choices. See description.
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:type choices: list
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"""
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Gtk.Box.__init__(self)
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self.choices = copy(choices)
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self.group = None
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for choice in self.choices:
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if self.group is None:
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choice['radio'] = Gtk.RadioButton.new_with_label(None, choice['label'])
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self.group = choice['radio']
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else:
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choice['radio'] = Gtk.RadioButton.new_with_label_from_widget(self.group, choice['label'])
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self.pack_start(choice['radio'], expand=True, fill=False, padding=2)
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# choice['radio'].connect('toggled', self.on_toggle)
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# def on_toggle(self, *args):
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# return
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def get_value(self):
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for choice in self.choices:
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if choice['radio'].get_active():
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return choice['value']
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print "ERROR: No button was toggled in RadioSet."
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return None
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def set_value(self, val):
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for choice in self.choices:
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if choice['value'] == val:
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choice['radio'].set_active(True)
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return
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print "ERROR: Value given is not part of this RadioSet:", val
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class LengthEntry(Gtk.Entry):
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def __init__(self, output_units='IN'):
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Gtk.Entry.__init__(self)
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self.output_units = output_units
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self.format_re = re.compile(r"^([^\s]+)(?:\s([a-zA-Z]+))?$")
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# Unit conversion table OUTPUT-INPUT
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self.scales = {
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'IN': {'MM': 1/25.4},
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'MM': {'IN': 25.4}
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}
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self.connect('activate', self.on_activate)
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def on_activate(self, *args):
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val = self.get_value()
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if val is not None:
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self.set_text(str(val))
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else:
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print "WARNING: Could not interpret entry:", self.get_text()
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def get_value(self):
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raw = self.get_text().strip(' ')
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match = self.format_re.search(raw)
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if not match:
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return None
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try:
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if match.group(2) is not None and match.group(2).upper() in self.scales:
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return float(match.group(1))*self.scales[self.output_units][match.group(2).upper()]
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else:
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return float(match.group(1))
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except:
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print "ERROR: Could not parse value in entry:", raw
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return None
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def set_value(self, val):
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self.set_text(str(val))
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class FloatEntry(Gtk.Entry):
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def __init__(self):
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Gtk.Entry.__init__(self)
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self.connect('activate', self.on_activate)
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def on_activate(self, *args):
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val = self.get_value()
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if val is not None:
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self.set_text(str(val))
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else:
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print "WARNING: Could not interpret entry:", self.get_text()
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def get_value(self):
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raw = self.get_text().strip(' ')
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try:
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evaled = eval(raw)
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except:
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print "ERROR: Could not evaluate:", raw
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return None
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return float(evaled)
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def set_value(self, val):
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self.set_text(str(val))
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class IntEntry(Gtk.Entry):
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def __init__(self):
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Gtk.Entry.__init__(self)
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def get_value(self):
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return int(self.get_text())
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def set_value(self, val):
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self.set_text(str(val))
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class FCEntry(Gtk.Entry):
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def __init__(self):
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Gtk.Entry.__init__(self)
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def get_value(self):
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return self.get_text()
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def set_value(self, val):
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self.set_text(str(val))
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class FCCheckBox(Gtk.CheckButton):
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def __init__(self, label=''):
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Gtk.CheckButton.__init__(self, label=label)
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def get_value(self):
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return self.get_active()
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def set_value(self, val):
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self.set_active(val)
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