import sys

from PyQt4.QtCore import Qt
from PyQt4.QtGui import QWidget, QLabel, QVBoxLayout

class SfaScreen(QWidget):
    def __init__(self, parent):
        QWidget.__init__(self, parent)
        self.name = self.title = self.widget = None

    def init(self, widget, name, title):
        if self.widget:
            sys.stderr.write("Screen is already initialized\n")
            return

        self.name = name
        self.title = title
        self.widget = widget
        self.label = QLabel("<b>%s</b>" % self.title, self)
        self.label.setScaledContents(False)

        layout = QVBoxLayout(self)
        layout.addWidget(self.label)
        layout.addWidget(self.widget)

        self.setLayout(layout)

    def getLabelText(self):
        return "<a href='%s'>Go to %s</a>" % (self.name, self.name)