import os
import sys
import time
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from sface.config import config
from sface.logwindow import LogWindow
from sface.rspecwindow import RSpecWindow
from sface.screens.configscreen import ConfigScreen
from sface.screens.mainscreen import MainScreen
class Nav(QWidget):
def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.title = QLabel("", self)
self.main = QLabel("", self)
self.main.setAlignment(Qt.AlignRight)
self.config = QLabel("", self)
self.config.setAlignment(Qt.AlignRight)
hlayout = QHBoxLayout()
hlayout.addWidget(self.title)
hlayout.addStretch()
hlayout.addWidget(QLabel("Go to: ", self))
hlayout.addWidget(self.main)
hlayout.addWidget(self.config)
self.setLayout(hlayout)
def setTitle(self, title):
self.title.setText(title)
def setLinks(self, main, config):
self.main.setText(main)
self.config.setText(config)
class Status(QLabel):
def __init__(self, parent=None):
QLabel.__init__(self, "", parent)
self.sliceUpdateDate()
def set(self, msg, timeout):
self.setText(msg)
if timeout:
QTimer.singleShot(timeout, self.reset)
def sliceUpdateDate(self):
rspec_file = config.getSliceRSpecFile()
if not os.path.exists(rspec_file):
return
creation_time = os.stat(rspec_file).st_ctime
last_update = time.ctime(creation_time)
self.set("Slice data last updated on %s" % last_update, timeout=None)
def reset(self):
self.setText("")
QTimer.singleShot(1500, self.sliceUpdateDate)
class MainWindow(QWidget):
def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.logWindow = LogWindow(self)
self.rspecWindow = RSpecWindow(self)
self.pix = QLabel(self)
self.config_screen = ConfigScreen(self)
self.main_screen = MainScreen(self)
self.screens = QStackedWidget(self)
self.screens.addWidget(self.main_screen)
self.screens.addWidget(self.config_screen)
self.screens.addWidget(self.pix)
self.next_screen = None
self.nav = Nav(self)
self.nav.setTitle(self.main_screen.getTitleText())
self.nav.setLinks(self.main_screen.getLinkText(),
self.config_screen.getLinkText())
self.status = Status(self)
self.log = QLabel("Show Log", self)
self.rspec = QLabel("Show RSpec", self)
hlayout = QHBoxLayout()
hlayout.addWidget(self.status)
hlayout.addStretch()
hlayout.addWidget(self.rspec)
hlayout.addWidget(self.log)
layout = QVBoxLayout()
layout.addWidget(self.nav)
layout.addWidget(self.screens)
layout.addLayout(hlayout)
self.setLayout(layout)
self.resize(800, 600)
for link in (self.nav.main, self.nav.config):
self.connect(link, SIGNAL('linkActivated(QString)'),
self.animateToScreen)
self.connect(self.log, SIGNAL('linkActivated(QString)'),
self.showLogWindow)
self.connect(self.rspec, SIGNAL('linkActivated(QString)'),
self.showRSpecWindow)
def redirectOutputToLog(self):
self.logWindow.redirectOutput()
def showLogWindow(self, link):
self.logWindow.show()
self.logWindow.resize(800, 400)
self.logWindow.raise_()
self.logWindow.activateWindow()
def showRSpecWindow(self, link):
self.rspecWindow.show()
self.rspecWindow.resize(500, 640)
self.rspecWindow.raise_()
self.rspecWindow.activateWindow()
def animatePixmap(self, y):
self.pix.move(0, y)
def animateToScreen(self, link):
if link == self.config_screen.name:
self.next_screen = self.config_screen
elif link == self.main_screen.name:
self.next_screen = self.main_screen
curr_screen = self.screens.currentWidget()
if self.next_screen == curr_screen:
self.setStatus("Already showing %s" % curr_screen.getTitleText(), timeout=1000)
return
# This is an optimization to have a smoother animation. We
# render the widget into a pixmap and animate that instead of
# moving the whole widget around.
pixmap = QPixmap(self.screens.size())
curr_screen.render(pixmap)
self.screens.setCurrentWidget(self.pix)
self.pix.setPixmap(pixmap)
timeLine = QTimeLine(500, self)
timeLine.setFrameRange(0, self.screens.height());
self.connect(timeLine, SIGNAL('frameChanged(int)'), self.animatePixmap)
self.connect(timeLine, SIGNAL('finished()'), self.toNextScreen)
timeLine.start()
def toNextScreen(self):
if self.next_screen == self.config_screen:
self.toConfigScreen()
elif self.next_screen == self.main_screen:
self.toMainScreen()
def toConfigScreen(self):
self.screens.setCurrentWidget(self.config_screen)
self.nav.setTitle(self.config_screen.getTitleText())
def toMainScreen(self):
self.screens.setCurrentWidget(self.main_screen)
self.nav.setTitle(self.main_screen.getTitleText())
def setStatus(self, msg, timeout):
self.status.set(msg, timeout)
def nodeSelectionChanged(self, hostname):
print "nodeSelectionChanged"
if self.rspecWindow.isVisible():
self.rspecWindow.showNode(hostname)