def follow_if_link(self,
text_view: 'LinkedTimeView',
itr: Gtk.TextIter) -> bool:
"""Launch a timer if a link was clicked.
This is done by emitting the `time-link-activated` signal defined in
this class.
Whether or not the it was a link, the click won't be processed further.
"""
# Get the displayed text sentence, to use as a label in the timer.
start_sentence = itr.copy()
start_sentence.backward_sentence_start()
end_sentence = itr.copy()
if not end_sentence.ends_sentence():
end_sentence.forward_sentence_end()
sentence = self.get_buffer().get_slice(start_sentence,
end_sentence,
False)
# Get the time duration (target of the link).
start_ts = itr.copy()
start_ts.backward_to_tag_toggle()
itr.forward_to_tag_toggle()
end_ts = itr.copy()
time_string = self.get_buffer().get_slice(start_ts, end_ts, False)
# Confirm that is is in the links dictionary.
if self.get_buffer().markup_dict.get(time_string) == time_string:
self.emit("time-link-activated", time_string, sentence)
return False # Do not process the event further.
def follow_if_link(self,
text_view: 'LinkedTimeView',
itr: Gtk.TextIter) -> bool:
"""Looks at all tags covered by the TextIter position in the text view,
and if one of them is a time link, emit a signal to display the timer
"""
blue = Gdk.RGBA(red=0., green=0, blue=1., alpha=1.)
tags = itr.get_tags()
for tag in tags:
color = tag.get_property('foreground-rgba')
if color and color == blue:
# By Gourmet convention, only links have color
start_sentence = itr.copy()
start_sentence.backward_sentence_start()
end_sentence = itr.copy()
if not end_sentence.ends_sentence():
end_sentence.forward_sentence_end()
sentence = self.get_buffer().get_slice(start_sentence,
end_sentence,
False)
start_ts = itr.copy()
start_ts.backward_to_tag_toggle(tag)
itr.forward_to_tag_toggle(tag)
end_ts = itr.copy()
time_string = self.get_buffer().get_slice(start_ts,
end_ts,
False)
self.emit("time-link-activated", time_string, sentence)
return True
return False
