Borders and shading for paper Qt4

[DarkMan20050]

hello everyone , i need to make a borders for my printing report and i need a function that move my logo into middle of my report at first line , how i can do these things in Qt4 ?? i write thia code using PyQt4

QtCore.QObject.connect(self.pushButton_5,QtCore.SI GNAL(_fromUtf8("clicked()")),self.Delete)
def Delete(self):
self.printer = QtGui.QPrinter()
self.printer.setPageSize(self.printer.A4)
self.text = QtGui.QTextEdit()
self.cursor = QtGui.QTextCursor()
self.cursor = self.text.textCursor()
self.image = QtGui.QTextImageFormat()
self.image.setName("leaf.jpg")
self.cursor.insertImage(self.image)
pdialog = QtGui.QPrintPreviewDialog(self.printer)
pdialog.paintRequested.connect(self.text.print_)
pdialog.exec_()

[DarkMan20050]

self.text.setAlignment(QtCore.Qt.AlignCenter)