Mercurial Repositories > eric / file comparison
comparison: UI/Previewer.py
UI/Previewer.py
- changeset 2537
- 0ff250733d45
- parent 2500
- a06292298f9a
- child 2677
- 3d4277929fb3
- child 2720
- a41f3093a03b
equal
deleted
inserted
replaced
| 2529:f2e71f563d52 | 2537:0ff250733d45 |
|---|---|
| 271 """ | 271 """ |
| 272 Private method to save scroll bar positions for a previewed editor. | 272 Private method to save scroll bar positions for a previewed editor. |
| 273 """ | 273 """ |
| 274 frame = self.previewView.page().mainFrame() | 274 frame = self.previewView.page().mainFrame() |
| 275 if frame.contentsSize() == QSize(0, 0): | 275 if frame.contentsSize() == QSize(0, 0): |
| 276 return # no valid data, nothing to save | 276 return # no valid data, nothing to save |
| 277 | 277 |
| 278 pos = frame.scrollPosition() | 278 pos = frame.scrollPosition() |
| 279 self.__scrollBarPositions[self.__previewedPath] = pos | 279 self.__scrollBarPositions[self.__previewedPath] = pos |
| 280 self.__hScrollBarAtEnd[self.__previewedPath] = \ | 280 self.__hScrollBarAtEnd[self.__previewedPath] = \ |
| 281 frame.scrollBarMaximum(Qt.Horizontal) == pos.x() | 281 frame.scrollBarMaximum(Qt.Horizontal) == pos.x() |
| 315 e5App().getObject("UserInterface").launchHelpViewer(url.toString()) | 315 e5App().getObject("UserInterface").launchHelpViewer(url.toString()) |
| 316 | 316 |
| 317 | 317 |
| 318 class PreviewProcessingThread(QThread): | 318 class PreviewProcessingThread(QThread): |
| 319 """ | 319 """ |
| 320 Class implementing a thread to process some text into HTML usable by the | 320 Class implementing a thread to process some text into HTML usable by the |
| 321 previewer view. | 321 previewer view. |
| 322 | 322 |
| 323 @signal htmlReady(str,str) emitted with the file name and processed HTML to signal | 323 @signal htmlReady(str,str) emitted with the file name and processed HTML to signal |
| 324 the availability of the processed HTML | 324 the availability of the processed HTML |
| 325 """ | 325 """ |
| 498 (see | 498 (see |
| 499 <a href="http://achinghead.com/python-markdown-adding-insert-delete.html"> | 499 <a href="http://achinghead.com/python-markdown-adding-insert-delete.html"> |
| 500 this page for details</a>) | 500 this page for details</a>) |
| 501 """ | 501 """ |
| 502 DEL_RE = r'(~~)(.*?)~~' | 502 DEL_RE = r'(~~)(.*?)~~' |
| 503 | |
| 503 def extendMarkdown(self, md, md_globals): | 504 def extendMarkdown(self, md, md_globals): |
| 504 # Create the del pattern | 505 # Create the del pattern |
| 505 del_tag = markdown.inlinepatterns.SimpleTagPattern(self.DEL_RE, 'del') | 506 del_tag = markdown.inlinepatterns.SimpleTagPattern(self.DEL_RE, 'del') |
| 506 # Insert del pattern into markdown parser | 507 # Insert del pattern into markdown parser |
| 507 md.inlinePatterns.add('del', del_tag, '>not_strong') | 508 md.inlinePatterns.add('del', del_tag, '>not_strong') |
| 508 | 509 |
| 509 extensions.append(_StrikeThroughExtension()) | 510 extensions.append(_StrikeThroughExtension()) |
| 510 | 511 |
| 511 try: | 512 try: |
| 512 return markdown.markdown(text, extensions + ['mathjax']) | 513 return markdown.markdown(text, extensions + ['mathjax']) |
| 513 except (ImportError, ValueError): | 514 except (ImportError, ValueError): |
| 514 # markdown raises ValueError or ImportError, depends on version | 515 # markdown raises ValueError or ImportError, depends on version |
| 515 # It is not clear, how to distinguish missing mathjax from other errors. | 516 # It is not clear, how to distinguish missing mathjax from other errors. |
| 516 # So keep going without mathjax. | 517 # So keep going without mathjax. |
| 517 return markdown.markdown(text, extensions) | 518 return markdown.markdown(text, extensions) |
