| 1 | # Common things for the GUI
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| 2 |
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| 3 | import os
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| 4 |
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| 5 | appIndicator = False
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| 6 |
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| 7 | if os.name=="nt" or "FORCE_PYGTK" in os.environ:
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| 8 | print "Using PyGTK"
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| 9 | pygobject = False
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| 10 | import pygtk
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| 11 | import gtk.gdk as gdk
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| 12 | import gtk
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| 13 | import gobject
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| 14 | import pango
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| 15 | try:
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| 16 | import appindicator
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| 17 | appIndicator = True
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| 18 | except Exception, e:
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| 19 | pass
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| 20 |
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| 21 | MESSAGETYPE_ERROR = gtk.MESSAGE_ERROR
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| 22 | MESSAGETYPE_QUESTION = gtk.MESSAGE_QUESTION
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| 23 | MESSAGETYPE_INFO = gtk.MESSAGE_INFO
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| 24 | BUTTONSTYPE_OK = gtk.BUTTONS_OK
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| 25 | BUTTONSTYPE_YES_NO = gtk.BUTTONS_YES_NO
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| 26 | RESPONSETYPE_YES = gtk.RESPONSE_YES
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| 27 | ACCEL_VISIBLE = gtk.ACCEL_VISIBLE
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| 28 | CONTROL_MASK = gdk.CONTROL_MASK
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| 29 |
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| 30 | def text2unicode(text):
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| 31 | """Convert the given text, returned by a Gtk widget, to Unicode."""
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| 32 | return unicode(text)
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| 33 | else:
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| 34 | print "Using PyGObject"
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| 35 | pygobject = True
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| 36 | from gi.repository import Gdk as gdk
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| 37 | from gi.repository import Gtk as gtk
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| 38 | from gi.repository import GObject as gobject
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| 39 | from gi.repository import AppIndicator3 as appindicator
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| 40 | from gi.repository import Pango as pango
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| 41 | appIndicator = True
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| 42 |
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| 43 | MESSAGETYPE_ERROR = gtk.MessageType.ERROR
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| 44 | MESSAGETYPE_QUESTION = gtk.MessageType.QUESTION
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| 45 | MESSAGETYPE_INFO = gtk.MessageType.INFO
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| 46 | BUTTONSTYPE_OK = gtk.ButtonsType.OK
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| 47 | BUTTONSTYPE_YES_NO = gtk.ButtonsType.YES_NO
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| 48 | RESPONSETYPE_YES = gtk.ResponseType.YES
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| 49 | ACCEL_VISIBLE = gtk.AccelFlags.VISIBLE
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| 50 | CONTROL_MASK = gdk.ModifierType.CONTROL_MASK
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| 51 |
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| 52 | import codecs
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| 53 | _utf8Decoder = codecs.getdecoder("utf-8")
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| 54 |
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| 55 | def text2unicode(str):
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| 56 | """Convert the given text, returned by a Gtk widget, to Unicode."""
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| 57 | return _utf8Decoder(str)[0]
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| 58 |
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| 59 | import cairo
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| 60 |
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| 61 | #------------------------------------------------------------------------------
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| 62 |
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| 63 | class FlightStatusHandler(object):
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| 64 | """Base class for objects that handle the flight status in some way."""
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| 65 | def __init__(self):
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| 66 | self._stage = None
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| 67 | self._rating = 100
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| 68 | self._noGoReason = None
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| 69 |
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| 70 | def resetFlightStatus(self):
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| 71 | """Reset the flight status."""
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| 72 | self._stage = None
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| 73 | self._rating = 100
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| 74 | self._noGoReason = None
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| 75 | self._updateFlightStatus()
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| 76 |
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| 77 | def setStage(self, stage):
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| 78 | """Set the stage of the flight."""
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| 79 | if stage!=self._stage:
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| 80 | self._stage = stage
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| 81 | self._updateFlightStatus()
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| 82 |
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| 83 | def setRating(self, rating):
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| 84 | """Set the rating to the given value."""
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| 85 | if rating!=self._rating:
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| 86 | self._rating = rating
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| 87 | if self._noGoReason is None:
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| 88 | self._updateFlightStatus()
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| 89 |
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| 90 | def setNoGo(self, reason):
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| 91 | """Set a No-Go condition with the given reason."""
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| 92 | if self._noGoReason is None:
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| 93 | self._noGoReason = reason
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| 94 | self._updateFlightStatus()
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| 95 |
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| 96 | #------------------------------------------------------------------------------
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| 97 |
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| 98 | class IntegerEntry(gtk.Entry):
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| 99 | """An entry that allows only either an empty value, or an integer."""
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| 100 | def __init__(self, defaultValue = None):
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| 101 | """Construct the entry."""
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| 102 | gtk.Entry.__init__(self)
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| 103 |
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| 104 | self.set_alignment(1.0)
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| 105 |
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| 106 | self._defaultValue = defaultValue
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| 107 | self._currentInteger = defaultValue
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| 108 | self._selfSetting = False
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| 109 | self._set_text()
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| 110 |
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| 111 | self.connect("changed", self._handle_changed)
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| 112 |
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| 113 | def get_int(self):
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| 114 | """Get the integer."""
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| 115 | return self._currentInteger
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| 116 |
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| 117 | def set_int(self, value):
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| 118 | """Set the integer."""
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| 119 | if value!=self._currentInteger:
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| 120 | self._currentInteger = value
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| 121 | self.emit("integer-changed", self._currentInteger)
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| 122 | self._set_text()
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| 123 |
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| 124 | def _handle_changed(self, widget):
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| 125 | """Handle the changed signal."""
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| 126 | if self._selfSetting:
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| 127 | return
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| 128 | text = self.get_text()
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| 129 | if text=="":
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| 130 | self.set_int(self._defaultValue)
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| 131 | else:
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| 132 | try:
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| 133 | self.set_int(int(text))
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| 134 | except:
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| 135 | self._set_text()
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| 136 |
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| 137 | def _set_text(self):
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| 138 | """Set the text value from the current integer."""
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| 139 | self._selfSetting = True
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| 140 | self.set_text("" if self._currentInteger is None
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| 141 | else str(self._currentInteger))
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| 142 | self._selfSetting = False
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| 143 |
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| 144 | #------------------------------------------------------------------------------
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| 145 |
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| 146 | gobject.signal_new("integer-changed", IntegerEntry, gobject.SIGNAL_RUN_FIRST,
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| 147 | None, (object,))
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| 148 |
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| 149 | #------------------------------------------------------------------------------
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