def follow_if_link(self, text_view, iter):
''' Looks at all tags covering the position of iter in the text view,
and if one of them is a link, follow it by showing the page identified
by the data attached to it.
'''
tags = iter.get_tags()
for tag in tags:
page = tag.get_data("link")
if page != None:
#print "Calling link ", page
# Paint a new cursor
#self.waiting = True
wx, wy, mod = text_view.window.get_pointer()
bx, by = text_view.window_to_buffer_coords(
gtk.TEXT_WINDOW_WIDGET, wx, wy)
self.set_cursor_if_appropriate(text_view, bx, by)
text_view.window.get_pointer()
if self.callback:
if page.startswith("http:") or page.startswith("mailto:"):
pubutil.message(
"Cannot load external page: \n\n(" + page + ")",
"ePub Message")
break
ret = self.callback(page)
if not ret:
pubutil.message("Cannot load page: '" + page + "'")
break
def find(self, arg):
ret = pubutil.find(self)
if not ret:
return
self.oldfind = ret[0]
if self.olditer:
iter3 = self.olditer
else:
iter3 = self.buffer_1.get_iter_at_mark(self.buffer_1.get_insert())
if not iter3:
iter3 = self.buffer_1.get_start_iter()
eiter = iter3.forward_search(ret[0], 0)
if not eiter:
self.prog.set_text(ret[0] + " Not Found")
pubutil.message("Text " + "'" + ret[0] + "'" + " Not Found", "Search")
self.olditer = None
return
self.view.scroll_to_iter(eiter[0], 0.3) #, True, 0, 0)
self.view.place_cursor_onscreen()
self.buffer_1.select_range(eiter[0], eiter[1])
self.olditer = eiter[1]
