icon_p = 'media/icon.png'
name_p = 'TabSearch'
vers_p = '0.0.1'

class MainWindow(QtGui.QMainWindow):
    def __init__(self, MainWindow):
        QtGui.QWidget.__init__(self, parent)
        self.move(300, 300)
        self.setWindowIcon(QtGui.QIcon(icon_p))
        self.setWindowTitle(name_p)
        self.changeStyle('Plastique')
        frame = QtGui.QFrame(self) # фрейм
        frame.setFrameShape(QtGui.QFrame.StyledPanel)
        self.setCentralWidget(frame)
        gridlay = QtGui.QGridLayout(frame)
        text = u'<b>'+name_p+u'</b>'
        label = QtGui.QLabel(text, frame)
        gridlay.addWidget(label, 0, 0)
###############################################
        text_band = u'<b>Band:</b>'
        label_band = QtGui.QLabel(text_band, frame)
        gridlay.addWidget(label_band, 1, 0)
        text_song = u'<b>Song:</b>'
        label_song = QtGui.QLabel(text_song, frame)
        gridlay.addWidget(label_song, 2, 0)
        btn = QtGui.QPushButton(u'Найти', frame) # кнопка 1
        self.connect(btn, QtCore.SIGNAL('clicked()'), self.showDialog);
        gridlay.addWidget(btn, 3, 0)
        ln_edit = QtGui.QLineEdit(u"", frame) # Строковое поле ввода.
        gridlay.addWidget(ln_edit,1,1)
        self.ln_edit2 = QtGui.QLineEdit(u"", frame) # Строковое поле ввода.
        gridlay.addWidget(self.ln_edit2,2,1)
    def changeStyle(self, styleName):
        QtGui.QApplication.setStyle(QtGui.QStyleFactory.create(styleName))
        self.changePalette()
    def changePalette(self):
        QtGui.QApplication.setPalette(QtGui.QApplication.style().standardPalette())
    def showDialog(self):
        print 'showDialog()'
        print self.ln_edit.text()
    def showDialog2(self):
        wb.open("http://nyappa.wordpress.com/",1)
        self.label.setText(u'<b>FFFUUUU</b>')
if __name__=="__main__":
    app = QtGui.QApplication(sys.argv)
    win = MainWindow()
    win.show()
    sys.exit(app.exec_())