source: src/mlx/gui/common.py@ 136:6d206b573dee

Last change on this file since 136:6d206b573dee was 132:92f78dc5b965, checked in by István Váradi <ivaradi@…>, 13 years ago

Added support for enabling/disabling message types

File size: 5.1 KB
Line 
1# Common things for the GUI
2
3import mlx.const as _const
4
5import os
6
7appIndicator = False
8
9if os.name=="nt" or "FORCE_PYGTK" in os.environ:
10 print "Using PyGTK"
11 pygobject = False
12 import pygtk
13 import gtk.gdk as gdk
14 import gtk
15 import gobject
16 import pango
17 try:
18 import appindicator
19 appIndicator = True
20 except Exception, e:
21 pass
22
23 MESSAGETYPE_ERROR = gtk.MESSAGE_ERROR
24 MESSAGETYPE_QUESTION = gtk.MESSAGE_QUESTION
25 MESSAGETYPE_INFO = gtk.MESSAGE_INFO
26 RESPONSETYPE_OK = gtk.RESPONSE_OK
27 RESPONSETYPE_YES = gtk.RESPONSE_YES
28 RESPONSETYPE_NO = gtk.RESPONSE_NO
29 RESPONSETYPE_ACCEPT = gtk.RESPONSE_ACCEPT
30 RESPONSETYPE_REJECT = gtk.RESPONSE_REJECT
31 ACCEL_VISIBLE = gtk.ACCEL_VISIBLE
32 CONTROL_MASK = gdk.CONTROL_MASK
33 DIALOG_MODAL = gtk.DIALOG_MODAL
34 WRAP_WORD = gtk.WRAP_WORD
35 JUSTIFY_CENTER = gtk.JUSTIFY_CENTER
36
37 def text2unicode(text):
38 """Convert the given text, returned by a Gtk widget, to Unicode."""
39 return unicode(text)
40else:
41 print "Using PyGObject"
42 pygobject = True
43 from gi.repository import Gdk as gdk
44 from gi.repository import Gtk as gtk
45 from gi.repository import GObject as gobject
46 from gi.repository import AppIndicator3 as appindicator
47 from gi.repository import Pango as pango
48 appIndicator = True
49
50 MESSAGETYPE_ERROR = gtk.MessageType.ERROR
51 MESSAGETYPE_QUESTION = gtk.MessageType.QUESTION
52 MESSAGETYPE_INFO = gtk.MessageType.INFO
53 RESPONSETYPE_OK = gtk.ResponseType.OK
54 RESPONSETYPE_YES = gtk.ResponseType.YES
55 RESPONSETYPE_NO = gtk.ResponseType.NO
56 RESPONSETYPE_ACCEPT = gtk.ResponseType.ACCEPT
57 RESPONSETYPE_REJECT = gtk.ResponseType.REJECT
58 ACCEL_VISIBLE = gtk.AccelFlags.VISIBLE
59 CONTROL_MASK = gdk.ModifierType.CONTROL_MASK
60 DIALOG_MODAL = gtk.DialogFlags.MODAL
61 WRAP_WORD = gtk.WrapMode.WORD
62 JUSTIFY_CENTER = gtk.Justification.CENTER
63
64 import codecs
65 _utf8Decoder = codecs.getdecoder("utf-8")
66
67 def text2unicode(str):
68 """Convert the given text, returned by a Gtk widget, to Unicode."""
69 return _utf8Decoder(str)[0]
70
71import cairo
72
73#------------------------------------------------------------------------------
74
75class FlightStatusHandler(object):
76 """Base class for objects that handle the flight status in some way."""
77 def __init__(self):
78 self._stage = None
79 self._rating = 100
80 self._noGoReason = None
81
82 def resetFlightStatus(self):
83 """Reset the flight status."""
84 self._stage = None
85 self._rating = 100
86 self._noGoReason = None
87 self._updateFlightStatus()
88
89 def setStage(self, stage):
90 """Set the stage of the flight."""
91 if stage!=self._stage:
92 self._stage = stage
93 self._updateFlightStatus()
94
95 def setRating(self, rating):
96 """Set the rating to the given value."""
97 if rating!=self._rating:
98 self._rating = rating
99 if self._noGoReason is None:
100 self._updateFlightStatus()
101
102 def setNoGo(self, reason):
103 """Set a No-Go condition with the given reason."""
104 if self._noGoReason is None:
105 self._noGoReason = reason
106 self._updateFlightStatus()
107
108#------------------------------------------------------------------------------
109
110class IntegerEntry(gtk.Entry):
111 """An entry that allows only either an empty value, or an integer."""
112 def __init__(self, defaultValue = None):
113 """Construct the entry."""
114 gtk.Entry.__init__(self)
115
116 self.set_alignment(1.0)
117
118 self._defaultValue = defaultValue
119 self._currentInteger = defaultValue
120 self._selfSetting = False
121 self._set_text()
122
123 self.connect("changed", self._handle_changed)
124
125 def get_int(self):
126 """Get the integer."""
127 return self._currentInteger
128
129 def set_int(self, value):
130 """Set the integer."""
131 if value!=self._currentInteger:
132 self._currentInteger = value
133 self.emit("integer-changed", self._currentInteger)
134 self._set_text()
135
136 def _handle_changed(self, widget):
137 """Handle the changed signal."""
138 if self._selfSetting:
139 return
140 text = self.get_text()
141 if text=="":
142 self.set_int(self._defaultValue)
143 else:
144 try:
145 self.set_int(int(text))
146 except:
147 self._set_text()
148
149 def _set_text(self):
150 """Set the text value from the current integer."""
151 self._selfSetting = True
152 self.set_text("" if self._currentInteger is None
153 else str(self._currentInteger))
154 self._selfSetting = False
155
156#------------------------------------------------------------------------------
157
158gobject.signal_new("integer-changed", IntegerEntry, gobject.SIGNAL_RUN_FIRST,
159 None, (object,))
160
161#------------------------------------------------------------------------------
162
163WINDOW_TITLE_BASE = "MAVA Logger X " + _const.VERSION
164
165#------------------------------------------------------------------------------
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