def set_extra_selections(self, key, extra_selections):
"""Set extra selections for a key.
Also assign draw orders to leave current_cell and current_line
in the backgrund (and avoid them to cover other decorations)
NOTE: This will remove previous decorations added to the same key.
Args:
key (str) name of the extra selections group.
extra_selections (list of sourcecode.api.TextDecoration).
"""
# use draw orders to highlight current_cell and current_line first
draw_order = DRAW_ORDERS.get(key)
if draw_order is None:
draw_order = DRAW_ORDERS.get('on_top')
for selection in extra_selections:
selection.draw_order = draw_order
self.clear_extra_selections(key)
self.extra_selections_dict[key] = extra_selections
def set_extra_selections(self, key, extra_selections):
"""Set extra selections for a key.
Also assign draw orders to leave current_cell and current_line
in the backgrund (and avoid them to cover other decorations)
NOTE: This will remove previous decorations added to the same key.
Args:
key (str) name of the extra selections group.
extra_selections (list of sourcecode.api.TextDecoration).
"""
# use draw orders to highlight current_cell and current_line first
draw_order = DRAW_ORDERS.get(key)
if draw_order is None:
draw_order = DRAW_ORDERS.get('on_top')
for selection in extra_selections:
selection.draw_order = draw_order
self.clear_extra_selections(key)
self.extra_selections_dict[key] = extra_selections
def _add_fold_decoration(self, block, region):
"""
Add fold decorations (boxes arround a folded block in the editor
widget).
"""
draw_order = DRAW_ORDERS.get('codefolding')
deco = TextDecoration(block, draw_order=draw_order)
deco.signals.clicked.connect(self._on_fold_deco_clicked)
deco.tooltip = region.text(max_lines=25)
deco.block = block
deco.select_line()
deco.set_outline(drift_color(self._get_scope_highlight_color(), 110))
deco.set_background(self._get_scope_highlight_color())
deco.set_foreground(QColor('#808080'))
self._block_decos.append(deco)
self.editor.decorations.add(deco)
def _decorate_block(self, start, end):
"""
Create a decoration and add it to the editor.
Args:
start (int) start line of the decoration
end (int) end line of the decoration
"""
color = self._get_scope_highlight_color()
draw_order = DRAW_ORDERS.get('codefolding')
d = TextDecoration(self.editor.document(), start_line=max(0, start - 1),
end_line=end, draw_order=draw_order)
d.set_background(color)
d.set_full_width(True, clear=False)
self.editor.decorations.add(d)
self._scope_decos.append(d)
def _add_fold_decoration(self, block, end_line):
"""
Add fold decorations (boxes arround a folded block in the editor
widget).
"""
start_line = block.blockNumber()
text = self.editor.get_text_region(start_line + 1, end_line)
draw_order = DRAW_ORDERS.get('codefolding')
deco = TextDecoration(block, draw_order=draw_order)
deco.signals.clicked.connect(self._on_fold_deco_clicked)
deco.tooltip = text
deco.block = block
deco.select_line()
deco.set_outline(drift_color(self._get_scope_highlight_color(), 110))
deco.set_background(self._get_scope_highlight_color())
deco.set_foreground(QColor('#808080'))
self._block_decos[start_line] = deco
self.editor.decorations.add(deco)