5 from PyQt4.QtCore import *
6 from PyQt4.QtGui import *
8 from sface.config import config
9 from sface.logwindow import LogWindow
10 from sface.rspecwindow import RSpecWindow
11 from sface.screens.configscreen import ConfigScreen
12 from sface.screens.mainscreen import MainScreen
13 from sface.screens.helpscreen import HelpScreen
15 # depending on the platform..
16 def locate_image_file (filename):
17 for dir in [ '/usr/share' ] :
18 for suffix in ['png','jpg']:
19 attempt=os.path.join(dir,'images',"%s.%s"%(filename,suffix))
20 if os.path.is_file(attempt) : return attempt
21 return os.path.join('/could/not/locate/image/file',filename)
25 def __init__(self, parent=None):
26 QWidget.__init__(self, parent)
28 self.title = QLabel("", self)
29 scene=QGraphicsScene()
30 pixmap = QPixmap(locate_image_file('graphic-sfa.png'))
31 logolabel=QLabel("",self)
32 logolabel.setPixmap(pixmap)
33 self.main = QLabel("", self)
34 self.main.setAlignment(Qt.AlignRight)
36 self.config = QLabel("", self)
37 self.config.setAlignment(Qt.AlignRight)
39 self.help = QLabel("", self)
40 self.help.setAlignment(Qt.AlignRight)
42 hlayout = QHBoxLayout()
43 hlayout.addWidget(logolabel)
44 hlayout.addWidget(self.title)
46 hlayout.addWidget(QLabel("Go to: ", self))
47 hlayout.addWidget(self.main)
48 hlayout.addWidget(self.config)
49 hlayout.addWidget(self.help)
50 self.setLayout(hlayout)
52 def setTitle(self, title):
53 self.title.setText(title)
55 def setLinks(self, main, config, help):
56 self.main.setText(main)
57 self.config.setText(config)
58 self.help.setText(help)
62 def __init__(self, parent=None):
63 QLabel.__init__(self, "", parent)
64 self.sliceUpdateDate()
66 def set(self, msg, timeout):
69 QTimer.singleShot(timeout, self.reset)
71 def sliceUpdateDate(self):
72 rspec_file = config.getSliceRSpecFile()
73 if not os.path.exists(rspec_file):
76 creation_time = os.stat(rspec_file).st_ctime
77 last_update = time.ctime(creation_time)
78 self.set("Slice data last updated on %s" % last_update, timeout=None)
82 QTimer.singleShot(1500, self.sliceUpdateDate)
85 class MainWindow(QWidget):
86 def __init__(self, parent=None):
87 QWidget.__init__(self, parent)
89 self.logWindow = LogWindow(self)
90 self.rspecWindow = RSpecWindow(self)
92 self.pix = QLabel(self)
93 self.config_screen = ConfigScreen(self)
94 self.main_screen = MainScreen(self)
95 self.help_screen = HelpScreen(self)
97 self.screens = QStackedWidget(self)
98 self.screens.addWidget(self.main_screen)
99 self.screens.addWidget(self.config_screen)
100 self.screens.addWidget(self.help_screen)
101 self.screens.addWidget(self.pix)
102 self.next_screen = None
105 self.nav.setTitle(self.main_screen.getTitleText())
106 self.nav.setLinks(self.main_screen.getLinkText(),
107 self.config_screen.getLinkText(),
108 self.help_screen.getLinkText())
110 self.status = Status(self)
111 self.log = QLabel("<a href='showlog'>Show Log</a>", self)
112 self.rspec = QLabel("<a href='showlog'>Show RSpec</a>", self)
114 hlayout = QHBoxLayout()
115 hlayout.addWidget(self.status)
117 hlayout.addWidget(self.rspec)
118 hlayout.addWidget(self.log)
120 layout = QVBoxLayout()
121 layout.addWidget(self.nav)
122 layout.addWidget(self.screens)
123 layout.addLayout(hlayout)
124 self.setLayout(layout)
125 self.resize(800, 500)
127 for link in (self.nav.main, self.nav.config, self.nav.help):
128 self.connect(link, SIGNAL('linkActivated(QString)'),
129 self.animateToScreen)
131 self.connect(self.log, SIGNAL('linkActivated(QString)'),
133 self.connect(self.rspec, SIGNAL('linkActivated(QString)'),
134 self.showRSpecWindow)
136 def redirectOutputToLog(self):
137 self.logWindow.redirectOutput()
139 def showLogWindow(self, link):
140 self.logWindow.show()
141 self.logWindow.resize(800, 200)
142 self.logWindow.raise_()
143 self.logWindow.activateWindow()
145 def showRSpecWindow(self, link):
146 self.rspecWindow.show()
147 self.rspecWindow.resize(500, 640)
148 self.rspecWindow.raise_()
149 self.rspecWindow.activateWindow()
152 def animatePixmap(self, y):
155 def animateToScreen(self, link):
156 if link == self.config_screen.name:
157 self.next_screen = self.config_screen
158 elif link == self.main_screen.name:
159 self.next_screen = self.main_screen
160 elif link == self.help_screen.name:
161 self.next_screen = self.help_screen
163 curr_screen = self.screens.currentWidget()
165 if self.next_screen == curr_screen:
166 self.setStatus("Already showing %s" % curr_screen.getTitleText(), timeout=1000)
169 # This is an optimization to have a smoother animation. We
170 # render the widget into a pixmap and animate that instead of
171 # moving the whole widget around.
172 pixmap = QPixmap(self.screens.size())
173 curr_screen.render(pixmap)
174 self.screens.setCurrentWidget(self.pix)
175 self.pix.setPixmap(pixmap)
177 timeLine = QTimeLine(500, self)
178 timeLine.setFrameRange(0, self.screens.height());
179 self.connect(timeLine, SIGNAL('frameChanged(int)'), self.animatePixmap)
180 self.connect(timeLine, SIGNAL('finished()'), self.toNextScreen)
184 def toNextScreen(self):
185 if self.next_screen == self.config_screen:
186 self.toConfigScreen()
187 elif self.next_screen == self.main_screen:
189 elif self.next_screen == self.help_screen:
192 def toConfigScreen(self):
193 self.screens.setCurrentWidget(self.config_screen)
194 self.nav.setTitle(self.config_screen.getTitleText())
196 def toHelpScreen(self):
197 self.screens.setCurrentWidget(self.help_screen)
198 self.nav.setTitle(self.help_screen.getTitleText())
200 def toMainScreen(self):
201 self.screens.setCurrentWidget(self.main_screen)
202 self.nav.setTitle(self.main_screen.getTitleText())
204 def setStatus(self, msg, timeout):
205 self.status.set(msg, timeout)
207 def nodeSelectionChanged(self, hostname):
208 if self.rspecWindow.isVisible():
209 self.rspecWindow.showNode(hostname)