def _load(self, fobj):
self._loaded = False
if not fobj.readline().startswith(SEP):
raise IOError, "Not a SlideDeX file"
str = fobj.read()
segments = str.split(SEP)
if len(segments) < 3:
raise IOError, "Could not load from file"
self.settings = DocumentSettings(self, segments[0])
self.pages.clear()
self.header.set_content(segments[1][1:]) # Ignore empty line for filename
self.footer.set_content(segments[-1][1:])
for s in segments[2:-1]:
filename, content = s.split('\n', 1)
self.add_page(content, filename)
pdffn = base_filename(self.fullfilename) + '.pdf'
select_first_page = lambda status: self.slidelist_view.select_path((0,))
if os.path.exists(pdffn) and os.stat(pdffn).st_mtime >= os.stat(self.fullfilename).st_mtime:
self.compile_pages()
self.doc = poppler.document_new_from_file('file://' + os.path.abspath(pdffn), None)
self.executor.add_callback(select_first_page)
else:
self.compile(select_first_page)
self.modified = False # Set modified_since_save, and update the window title
self._loaded = True
def _do_latex(self, obj, command, callback, stop_on_error):
# obj is either this LatexDocument or one of its LatexSlides
fn = base_filename(obj.fullfilename)
def after_latex(status):
if status == 0:
obj.doc = poppler.document_new_from_file('file://' + os.path.abspath(fn+'.pdf'), None)
if callback:
callback(status)
commands = [[s.format(fn=fn) for s in c.split()] for c in command.split(';')]
self.executor.add(commands, stop_on_error, (after_latex,))
def __init__(self, parent, content="", filename="", render=False):
self.parent = parent
self.buffer = sourceview.Buffer(language=LATEXLANG)
self.buffer.connect("modified-changed", self.on_buffer_modified_changed)
self.doc = None
self.pb = self.parent.window.render_icon(gtk.STOCK_MISSING_IMAGE, gtk.ICON_SIZE_DIALOG)
self._filename = filename
self._modified_since_save = True # Set to False at end of document load.
self._modified_since_compile = True
self.set_content(content)
cached = False
if self._filename:
pdffn = base_filename(self.fullfilename) + '.pdf'
if os.path.exists(self.fullfilename + '.tex') and os.path.exists(pdffn):
self.doc = poppler.document_new_from_file('file://' + os.path.abspath(pdffn), None)
self.render_thumb()
self._modified_since_compile = False
cached = True
if render and not cached:
self.compile(lambda status: not status and self.render_thumb(), False)
