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