Newton_Editor/src/core/widgets/base/sourceview/source_view_events.py

74 lines
2.5 KiB
Python

# Python imports
# Lib imports
# Application imports
class SourceViewEventsMixin:
def _create_default_tag(self):
self._general_style_tag = self._buffer.create_tag('general_style')
self._general_style_tag.set_property('size', 100)
self._general_style_tag.set_property('scale', 100)
def set_buffer_language(self, language = "python3"):
self._buffer.set_language( self._language_manager.get_language(language) )
def set_buffer_style(self, style = "tango"):
self._buffer.set_style_scheme( self._style_scheme_manager.get_scheme(style) )
def toggle_highlight_line(self, widget = None, eve = None):
self.set_highlight_current_line( not self.get_highlight_current_line() )
def scale_up_text(self, scale_step = 10):
current_scale = self._general_style_tag.get_property('scale')
start_itr = self._buffer.get_start_iter()
end_itr = self._buffer.get_end_iter()
self._general_style_tag.set_property('scale', current_scale + scale_step)
self._buffer.apply_tag(self._general_style_tag, start_itr, end_itr)
def scale_down_text(self, scale_step = 10):
tag_table = self._buffer.get_tag_table()
start_itr = self._buffer.get_start_iter()
end_itr = self._buffer.get_end_iter()
tag = tag_table.lookup('general_style')
tag.set_property('scale', tag.get_property('scale') - scale_step)
self._buffer.apply_tag(tag, start_itr, end_itr)
def _on_cursor_move(self, buf, cursor_iter, mark, user_data = None):
if mark != buf.get_insert():
return
self.update_cursor_position()
def update_cursor_position(self):
iter = self._buffer.get_iter_at_mark(self._buffer.get_insert())
chars = iter.get_offset()
row = iter.get_line() + 1
col = self.get_visual_column(iter) + 1
classes = self._buffer.get_context_classes_at_iter(iter)
classes_str = ""
i = 0
for c in classes:
if len(classes) != i + 1:
classes_str += c + ", "
else:
classes_str += c
cursor_data = f"char: {chars}, line: {row}, column: {col}, classes: {classes_str}"
logger.debug(cursor_data)
event_system.emit("set_line_char_label", (f"{row}:{col}",))
# https://github.com/ptomato/inform7-ide/blob/main/src/actions.c
def action_uncomment_selection(self):
...
def action_comment_out_selection(self):
pass