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# SPDX-License-Identifier: GPL-3.0-or-later
# Copyright 2016-2020 by Nathan Lovato, Daniel Oakey, Razvan Radulescu, and contributors
# This file is part of Power Sequencer.
import bpy
from .utils.doc import doc_name, doc_idname, doc_brief, doc_description
class POWER_SEQUENCER_OT_select_linked_strips(bpy.types.Operator):
"""
Add/Remove linked strips near mouse pointer to/from selection without the need to
previously have clicked/manually selected
"""
doc = {
"name": doc_name(__qualname__),
"demo": "",
"description": doc_description(__doc__),
"shortcuts": [({"type": "L", "value": "PRESS"}, {}, "Add/Remove Linked to/from Selection")],
"keymap": "Sequencer",
}
bl_idname = doc_idname(__qualname__)
bl_label = doc["name"]
bl_description = doc_brief(doc["description"])
bl_options = {"UNDO"}
@classmethod
def poll(cls, context):
return context.scene.sequence_editor
def execute(self, context):
# save current selection first
selection = set(context.selected_sequences)
# if previously selected strips are linked select links as well to toggle them too
bpy.ops.sequencer.select_linked()
selection_new = set(context.selected_sequences).difference(selection)
# deselect & select only the linked strips near mouse pointer
bpy.ops.sequencer.select_all(action="DESELECT")
# re-enable linked + add selection near mouse pointer
for s in selection_new:
s.select = True
bpy.ops.sequencer.select_linked()
bpy.ops.sequencer.select_linked_pick("INVOKE_DEFAULT", extend=True)
selection_new = set(context.selected_sequences)
# identify if linked strips under mouse pointer need to be added or removed
action = len(selection.intersection(selection_new)) != len(selection_new)
# re-enable previous selection
for s in selection:
s.select = True
# take care of toggle for strips under mouse
for s in selection_new:
s.select = action
return {"FINISHED"}
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