Mercurial Repositories > eric / file comparison
comparison: UI/Previewer.py
UI/Previewer.py
- branch
- Py2 comp.
- changeset 2538
- b2642e7a4c18
- parent 2525
- 8b507a9a2d40
- child 2677
- 3d4277929fb3
equal
deleted
inserted
replaced
| 2533:8fb5922867f2 | 2538:b2642e7a4c18 |
|---|---|
| 273 """ | 273 """ |
| 274 Private method to save scroll bar positions for a previewed editor. | 274 Private method to save scroll bar positions for a previewed editor. |
| 275 """ | 275 """ |
| 276 frame = self.previewView.page().mainFrame() | 276 frame = self.previewView.page().mainFrame() |
| 277 if frame.contentsSize() == QSize(0, 0): | 277 if frame.contentsSize() == QSize(0, 0): |
| 278 return # no valid data, nothing to save | 278 return # no valid data, nothing to save |
| 279 | 279 |
| 280 pos = frame.scrollPosition() | 280 pos = frame.scrollPosition() |
| 281 self.__scrollBarPositions[self.__previewedPath] = pos | 281 self.__scrollBarPositions[self.__previewedPath] = pos |
| 282 self.__hScrollBarAtEnd[self.__previewedPath] = \ | 282 self.__hScrollBarAtEnd[self.__previewedPath] = \ |
| 283 frame.scrollBarMaximum(Qt.Horizontal) == pos.x() | 283 frame.scrollBarMaximum(Qt.Horizontal) == pos.x() |
| 317 e5App().getObject("UserInterface").launchHelpViewer(url.toString()) | 317 e5App().getObject("UserInterface").launchHelpViewer(url.toString()) |
| 318 | 318 |
| 319 | 319 |
| 320 class PreviewProcessingThread(QThread): | 320 class PreviewProcessingThread(QThread): |
| 321 """ | 321 """ |
| 322 Class implementing a thread to process some text into HTML usable by the | 322 Class implementing a thread to process some text into HTML usable by the |
| 323 previewer view. | 323 previewer view. |
| 324 | 324 |
| 325 @signal htmlReady(str,str) emitted with the file name and processed HTML to signal | 325 @signal htmlReady(str,str) emitted with the file name and processed HTML to signal |
| 326 the availability of the processed HTML | 326 the availability of the processed HTML |
| 327 """ | 327 """ |
| 500 (see | 500 (see |
| 501 <a href="http://achinghead.com/python-markdown-adding-insert-delete.html"> | 501 <a href="http://achinghead.com/python-markdown-adding-insert-delete.html"> |
| 502 this page for details</a>) | 502 this page for details</a>) |
| 503 """ | 503 """ |
| 504 DEL_RE = r'(~~)(.*?)~~' | 504 DEL_RE = r'(~~)(.*?)~~' |
| 505 | |
| 505 def extendMarkdown(self, md, md_globals): | 506 def extendMarkdown(self, md, md_globals): |
| 506 # Create the del pattern | 507 # Create the del pattern |
| 507 del_tag = markdown.inlinepatterns.SimpleTagPattern(self.DEL_RE, 'del') | 508 del_tag = markdown.inlinepatterns.SimpleTagPattern(self.DEL_RE, 'del') |
| 508 # Insert del pattern into markdown parser | 509 # Insert del pattern into markdown parser |
| 509 md.inlinePatterns.add('del', del_tag, '>not_strong') | 510 md.inlinePatterns.add('del', del_tag, '>not_strong') |
| 510 | 511 |
| 511 extensions.append(_StrikeThroughExtension()) | 512 extensions.append(_StrikeThroughExtension()) |
| 512 | 513 |
| 513 try: | 514 try: |
| 514 return markdown.markdown(text, extensions + ['mathjax']) | 515 return markdown.markdown(text, extensions + ['mathjax']) |
| 515 except (ImportError, ValueError): | 516 except (ImportError, ValueError): |
| 516 # markdown raises ValueError or ImportError, depends on version | 517 # markdown raises ValueError or ImportError, depends on version |
| 517 # It is not clear, how to distinguish missing mathjax from other errors. | 518 # It is not clear, how to distinguish missing mathjax from other errors. |
| 518 # So keep going without mathjax. | 519 # So keep going without mathjax. |
| 519 return markdown.markdown(text, extensions) | 520 return markdown.markdown(text, extensions) |
