sface/mainwindow.py

   1
   2 import os
   3 import sys
   4 import time
   5
   6 from PyQt4.QtCore import *
   7 from PyQt4.QtGui import *
   8
   9 from sface.config import config
  10 from sface.logwindow import LogWindow
  11 from sface.screens.configscreen import ConfigScreen
  12 from sface.screens.mainscreen import MainScreen
  13 from sface.screens.rspecscreen import RSpecScreen
  14
  15 class Nav(QWidget):
  16     def __init__(self, parent=None):
  17         QWidget.__init__(self, parent)
  18
  19         self.title = QLabel("", self)
  20         self.link1 = QLabel("", self)
  21         self.link1.setAlignment(Qt.AlignRight)
  22
  23         self.link2 = QLabel("", self)
  24         self.link2.setAlignment(Qt.AlignRight)
  25
  26         hlayout = QHBoxLayout()
  27         hlayout.addWidget(self.title)
  28         hlayout.addStretch()
  29         hlayout.addWidget(QLabel("Go to: ", self))
  30         hlayout.addWidget(self.link1)
  31         hlayout.addWidget(self.link2)
  32         self.setLayout(hlayout)
  33
  34     def setTitle(self, title):
  35         self.title.setText(title)
  36
  37     def setLinks(self, link1, link2):
  38         self.link1.setText(link1)
  39         self.link2.setText(link2)
  40
  41
  42 class Status(QLabel):
  43     def __init__(self, parent=None):
  44         QLabel.__init__(self, "", parent)
  45         self.sliceUpdateDate()
  46
  47     def set(self, msg, timeout):
  48         self.setText(msg)
  49         if timeout:
  50             QTimer.singleShot(timeout, self.reset)
  51
  52     def sliceUpdateDate(self):
  53         rspec_file = config.getSliceRSpecFile()
  54         if not os.path.exists(rspec_file):
  55             return
  56
  57         creation_time = os.stat(rspec_file).st_ctime
  58         last_update = time.ctime(creation_time)
  59         self.set("Slice data last updated on %s" % last_update, timeout=None)
  60
  61     def reset(self):
  62         self.setText("")
  63         QTimer.singleShot(1500, self.sliceUpdateDate)
  64
  65 class MainWindow(QWidget):
  66     def __init__(self, parent=None):
  67         QWidget.__init__(self, parent)
  68
  69         self.logWindow = LogWindow(self)
  70
  71         self.pix = QLabel(self)
  72         self.config_screen = ConfigScreen(self)
  73         self.main_screen = MainScreen(self)
  74         self.rspec_screen = RSpecScreen(self)
  75
  76         self.screens = QStackedWidget(self)
  77         self.screens.addWidget(self.main_screen)
  78         self.screens.addWidget(self.config_screen)
  79         self.screens.addWidget(self.rspec_screen)
  80         self.screens.addWidget(self.pix)
  81         self.next_screen = None
  82
  83         self.nav = Nav(self)
  84         self.nav.setTitle(self.main_screen.getTitleText())
  85         self.nav.setLinks(self.rspec_screen.getLinkText(), self.config_screen.getLinkText())
  86
  87         self.status = Status(self)
  88         self.log = QLabel("<a href='showlog'>Show Log</a>", self)
  89
  90         hlayout = QHBoxLayout()
  91         hlayout.addWidget(self.status)
  92         hlayout.addStretch()
  93         hlayout.addWidget(self.log)
  94
  95         layout = QVBoxLayout()
  96         layout.addWidget(self.nav)
  97         layout.addWidget(self.screens)
  98         layout.addLayout(hlayout)
  99         self.setLayout(layout)
 100         self.resize(800, 600)
 101
 102         self.connect(self.nav.link1, SIGNAL('linkActivated(QString)'),
 103                      self.animateToScreen)
 104         self.connect(self.nav.link2, SIGNAL('linkActivated(QString)'),
 105                      self.animateToScreen)
 106         self.connect(self.log, SIGNAL('linkActivated(QString)'),
 107                      self.showLogWindow)
 108
 109     def redirectOutputToLog(self):
 110         self.logWindow.redirectOutput()
 111
 112     def showLogWindow(self, link):
 113         self.logWindow.show()
 114         self.logWindow.resize(500, 500)
 115         self.logWindow.raise_()
 116         self.logWindow.activateWindow()
 117
 118     def animatePixmap(self, y):
 119         self.pix.move(0, y)
 120
 121     def animateToScreen(self, link):
 122         if link == self.config_screen.name:
 123             self.next_screen = self.config_screen
 124         elif link == self.main_screen.name:
 125             self.next_screen = self.main_screen
 126         elif link == self.rspec_screen.name:
 127             self.next_screen = self.rspec_screen
 128
 129         pixmap = QPixmap(self.screens.size())
 130         self.screens.currentWidget().render(pixmap)
 131         self.screens.setCurrentWidget(self.pix)
 132         self.pix.setPixmap(pixmap)
 133
 134         timeLine = QTimeLine(500, self)
 135         timeLine.setFrameRange(0, self.screens.height());
 136         self.connect(timeLine, SIGNAL('frameChanged(int)'), self.animatePixmap)
 137         self.connect(timeLine, SIGNAL('finished()'), self.toNextScreen)
 138         timeLine.start()
 139
 140
 141     def toNextScreen(self):
 142         if self.next_screen == self.config_screen:
 143             self.toConfigScreen()
 144         elif self.next_screen == self.main_screen:
 145             self.toMainScreen()
 146         elif self.next_screen == self.rspec_screen:
 147             self.toRSpecScreen()
 148
 149     def toConfigScreen(self):
 150         self.screens.setCurrentWidget(self.config_screen)
 151         self.nav.setLinks(self.main_screen.getLinkText(), self.rspec_screen.getLinkText())
 152         self.nav.setTitle(self.config_screen.getTitleText())
 153
 154     def toMainScreen(self):
 155         self.screens.setCurrentWidget(self.main_screen)
 156         self.nav.setLinks(self.rspec_screen.getLinkText(), self.config_screen.getLinkText())
 157         self.nav.setTitle(self.main_screen.getTitleText())
 158
 159     def toRSpecScreen(self):
 160         self.screens.setCurrentWidget(self.rspec_screen)
 161         self.nav.setLinks(self.main_screen.getLinkText(), self.config_screen.getLinkText())
 162         self.nav.setTitle(self.rspec_screen.getTitleText())
 163
 164     def setStatus(self, msg, timeout):
 165         self.status.set(msg, timeout)
 166