source: src/mlx/gui/flight.py@ 46:43e46847479a

Last change on this file since 46:43e46847479a was 46:43e46847479a, checked in by István Váradi <locvais@…>, 12 years ago

Some further enhancements on the GUI
File size: 9.6 KB
Line 
1# The flight handling "wizard"
2
3from mlx.gui.common import *
4
5#-----------------------------------------------------------------------------
6
7class Page(gtk.Alignment):
8 """A page in the flight wizard."""
9 def __init__(self, wizard, title, help):
10 """Construct the page."""
11 super(Page, self).__init__(xalign = 0.0, yalign = 0.0,
12 xscale = 1.0, yscale = 1.0)
13 self.set_padding(padding_top = 4, padding_bottom = 4,
14 padding_left = 12, padding_right = 12)
15
16 frame = gtk.Frame()
17 self.add(frame)
18
19 style = self.get_style() if pygobject else self.rc_get_style()
20
21 self._vbox = gtk.VBox()
22 frame.add(self._vbox)
23
24 eventBox = gtk.EventBox()
25 eventBox.modify_bg(0, style.bg[3])
26
27 alignment = gtk.Alignment(xalign = 0.0, xscale = 0.0)
28
29 label = gtk.Label(title)
30 label.modify_fg(0, style.fg[3])
31 label.modify_font(pango.FontDescription("bold 24"))
32 alignment.set_padding(padding_top = 4, padding_bottom = 4,
33 padding_left = 6, padding_right = 0)
34
35 alignment.add(label)
36 eventBox.add(alignment)
37
38 self._vbox.pack_start(eventBox, False, False, 0)
39
40 alignment = gtk.Alignment(xalign = 0.5, yalign = 0.5,
41 xscale = 0, yscale = 0.3)
42 label = gtk.Label(help)
43 label.set_justify(gtk.Justification.CENTER if pygobject
44 else gtk.JUSTIFY_CENTER)
45 alignment.add(label)
46 self._vbox.pack_start(alignment, True, True, 0)
47
48 self._mainAlignment = gtk.Alignment(xalign = 0.5, yalign = 0.5,
49 xscale = 0, yscale = 0.0)
50 self._vbox.pack_start(self._mainAlignment, True, True, 0)
51
52 buttonAlignment = gtk.Alignment(xalign = 1.0, xscale=0.0)
53 buttonAlignment.set_padding(padding_top = 4, padding_bottom = 10,
54 padding_left = 16, padding_right = 16)
55
56 self._buttonBox = gtk.HButtonBox()
57 self._defaultButton = None
58 buttonAlignment.add(self._buttonBox)
59
60 self._vbox.pack_start(buttonAlignment, False, False, 0)
61
62 self._wizard = wizard
63
64 def setMainWidget(self, widget):
65 """Set the given widget as the main one."""
66 self._mainAlignment.add(widget)
67
68 def addButton(self, label, default = False):
69 """Add a button with the given label.
70
71 Return the button object created."""
72 button = gtk.Button(label)
73 self._buttonBox.add(button)
74 if default:
75 button.set_can_default(True)
76 self._defaultButton = button
77 return button
78
79 def grabDefault(self):
80 """If the page has a default button, make it the default one."""
81 if self._defaultButton is not None:
82 self._defaultButton.grab_default()
83
84#-----------------------------------------------------------------------------
85
86class LoginPage(Page):
87 """The login page."""
88 def __init__(self, wizard):
89 """Construct the login page."""
90 help = "Enter your MAVA pilot's ID and password to\n" \
91 "log in to the MAVA website and download\n" \
92 "your booked flights."
93 super(LoginPage, self).__init__(wizard, "Login", help)
94
95 table = gtk.Table(2, 3)
96 table.set_row_spacings(4)
97 table.set_col_spacings(32)
98 self.setMainWidget(table)
99
100 labelAlignment = gtk.Alignment(xalign=1.0, xscale=0.0)
101 label = gtk.Label("Pilot _ID:")
102 label.set_use_underline(True)
103 labelAlignment.add(label)
104 table.attach(labelAlignment, 0, 1, 0, 1)
105
106 self._pilotID = gtk.Entry()
107 self._pilotID.connect("changed", self._setLoginButton)
108 self._pilotID.set_tooltip_text("Enter your MAVA pilot's ID. This "
109 "usually starts with a "
110 "'P' followed by 3 digits.")
111 table.attach(self._pilotID, 1, 2, 0, 1)
112 label.set_mnemonic_widget(self._pilotID)
113
114 labelAlignment = gtk.Alignment(xalign=1.0, xscale=0.0)
115 label = gtk.Label("_Password:")
116 label.set_use_underline(True)
117 labelAlignment.add(label)
118 table.attach(labelAlignment, 0, 1, 1, 2)
119
120 self._password = gtk.Entry()
121 self._password.set_visibility(False)
122 self._password.connect("changed", self._setLoginButton)
123 self._password.set_tooltip_text("Enter the password for your pilot's ID")
124 table.attach(self._password, 1, 2, 1, 2)
125 label.set_mnemonic_widget(self._password)
126
127 self._rememberButton = gtk.CheckButton("_Remember password")
128 self._rememberButton.set_use_underline(True)
129 self._rememberButton.set_tooltip_text("If checked, your password will "
130 "be stored, so that you should "
131 "not have to enter it every time. "
132 "Note, however, that the password "
133 "is stored as text, and anybody "
134 "who can access your files will "
135 "be able to read it.")
136 table.attach(self._rememberButton, 1, 2, 2, 3, ypadding = 8)
137
138 self._loginButton = self.addButton("_Login", default = True)
139 self._loginButton.set_sensitive(False)
140 self._loginButton.set_use_underline(True)
141 self._loginButton.connect("clicked", self._loginClicked)
142 self._loginButton.set_tooltip_text("Click to log in.")
143
144 config = self._wizard.gui.config
145 self._pilotID.set_text(config.pilotID)
146 self._password.set_text(config.password)
147 self._rememberButton.set_active(config.rememberPassword)
148
149 def _setLoginButton(self, entry):
150 """Set the login button's sensitivity.
151
152 The button is sensitive only if both the pilot ID and the password
153 fields contain values."""
154 self._loginButton.set_sensitive(self._pilotID.get_text()!="" and
155 self._password.get_text()!="")
156
157 def _loginClicked(self, button):
158 """Called when the login button was clicked."""
159 self._wizard.gui.webHandler.login(self._pilotID.get_text(),
160 self._password.get_text(),
161 self._loginResultCallback)
162
163 def _loginResultCallback(self, returned, result):
164 """The login result callback, called in the web handler's thread."""
165 gobject.idle_add(self._handleLoginResult, returned, result)
166
167 def _handleLoginResult(self, returned, result):
168 """Handle the login result."""
169 if returned:
170 if result.loggedIn:
171 config = self._wizard.gui.config
172
173 config.pilotID = self._pilotID.get_text()
174
175 rememberPassword = self._rememberButton.get_active()
176 config.password = self._password.get_text() if rememberPassword \
177 else ""
178
179 config.rememberPassword = rememberPassword
180
181 config.save()
182 self._wizard.nextPage()
183 else:
184 dialog = gtk.MessageDialog(type = MESSAGETYPE_ERROR,
185 buttons = BUTTONSTYPE_OK,
186 message_format =
187 "Invalid pilot's ID or password.")
188 dialog.format_secondary_markup("Check the ID and try to reenter"
189 " the password.")
190 dialog.run()
191 dialog.hide()
192 else:
193 dialog = gtk.MessageDialog(type = MESSAGETYPE_ERROR,
194 buttons = BUTTONSTYPE_OK,
195 message_format =
196 "Failed to connect to the MAVA website.")
197 dialog.format_secondary_markup("Try again in a few minutes.")
198 dialog.run()
199 dialog.hide()
200
201#-----------------------------------------------------------------------------
202
203class FlightSelectionPage(Page):
204 """The page to select the flight."""
205 def __init__(self, wizard):
206 """Construct the flight selection page."""
207 super(FlightSelectionPage, self).__init__(wizard, "Flight selection",
208 "Hello, te lo!")
209
210#-----------------------------------------------------------------------------
211
212class Wizard(gtk.VBox):
213 """The flight wizard."""
214 def __init__(self, gui):
215 """Construct the wizard."""
216 super(Wizard, self).__init__()
217
218 self.gui = gui
219
220 self._pages = []
221 self._currentPage = None
222
223 self._pages.append(LoginPage(self))
224 self._pages.append(FlightSelectionPage(self))
225
226 self.setCurrentPage(0)
227
228 def setCurrentPage(self, index):
229 """Set the current page to the one with the given index."""
230 assert index < len(self._pages)
231
232 if self._currentPage is not None:
233 self.remove(self._pages[self._currentPage])
234
235 self._currentPage = index
236 self.add(self._pages[index])
237 self.show_all()
238
239 def nextPage(self):
240 """Go to the next page."""
241 self.setCurrentPage(self._currentPage + 1)
242
243 def grabDefault(self):
244 """Make the default button of the current page the default."""
245 self._pages[self._currentPage].grabDefault()
246
247#-----------------------------------------------------------------------------
248
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