Mercurial Repositories > eric / file comparison
comparison: Helpviewer/SpeedDial/SpeedDialWriter.py
Helpviewer/SpeedDial/SpeedDialWriter.py
- changeset 1699
- 10706f6ad9d2
- child 1704
- 02ae6c55b35b
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| 1698:dba994e19891 | 1699:10706f6ad9d2 |
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2012 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a class to write speed dial data files. | |
| 8 """ | |
| 9 | |
| 10 from PyQt4.QtCore import QXmlStreamWriter, QIODevice, QFile | |
| 11 | |
| 12 | |
| 13 class SpeedDialWriter(QXmlStreamWriter): | |
| 14 """ | |
| 15 Class implementing a writer object to generate speed dial data files. | |
| 16 """ | |
| 17 def __init__(self): | |
| 18 """ | |
| 19 Constructor | |
| 20 """ | |
| 21 super().__init__() | |
| 22 | |
| 23 self.setAutoFormatting(True) | |
| 24 | |
| 25 def write(self, fileNameOrDevice, pages, pagesPerRow, speedDialSize): | |
| 26 """ | |
| 27 Public method to write a speed dial data file. | |
| 28 | |
| 29 @param fileNameOrDevice name of the file to write (string) | |
| 30 or device to write to (QIODevice) | |
| 31 @param pages list of speed dial pages (list of Page) | |
| 32 @param pagesPerRow number of pages per row (integer) | |
| 33 @param speedDialSize size of the speed dial pages (integer) | |
| 34 """ | |
| 35 if isinstance(fileNameOrDevice, QIODevice): | |
| 36 f = fileNameOrDevice | |
| 37 else: | |
| 38 f = QFile(fileNameOrDevice) | |
| 39 if not pages or not f.open(QFile.WriteOnly): | |
| 40 return False | |
| 41 | |
| 42 self.setDevice(f) | |
| 43 return self.__write(pages, pagesPerRow, speedDialSize) | |
| 44 | |
| 45 def __write(self, pages, pagesPerRow, speedDialSize): | |
| 46 """ | |
| 47 Private method to write a speed dial file. | |
| 48 | |
| 49 @param pages list of speed dial pages (list of Page) | |
| 50 @param pagesPerRow number of pages per row (integer) | |
| 51 @param speedDialSize size of the speed dial pages (integer) | |
| 52 @return flag indicating success (boolean) | |
| 53 """ | |
| 54 self.writeStartDocument() | |
| 55 self.writeDTD("<!DOCTYPE speeddial>") | |
| 56 self.writeStartElement("SpeedDial") | |
| 57 self.writeAttribute("version", "1.0") | |
| 58 | |
| 59 self.writeStartElement("Pages") | |
| 60 self.writeAttribute("row", str(pagesPerRow)) | |
| 61 self.writeAttribute("size", str(speedDialSize)) | |
| 62 | |
| 63 for page in pages: | |
| 64 self.writeEmptyElement("Page") | |
| 65 self.writeAttribute("url", page.url) | |
| 66 self.writeAttribute("title", page.title) | |
| 67 | |
| 68 self.writeEndDocument() | |
| 69 return True |
