+ def appendText(self, text):
+ old_text = self.getText()
+ if len(str(old_text)) >0:
+ self.message += text
+ else:
+ self.message = text
+ if self.long_text is not None:
+ self.long_text.setText(self.message)
+ text_height=self.long_text.calculateSize().height()
+ total=self.pageHeight
+ pages=1
+ while total < text_height:
+ total=total+self.pageHeight
+ pages=pages+1
+ if pages > 1:
+ self.scrollbar.show()
+ self.total = total
+ self.pages = pages
+ self.updateScrollbar()
+ else:
+ self.scrollbar.hide()
+ self.total = None
+ self.pages = None
+