1 files changed, 70 insertions, 0 deletions
diff --git a/power_sequencer/operators/select_linked_strips.py b/power_sequencer/operators/select_linked_strips.py
new file mode 100644
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+++ b/power_sequencer/operators/select_linked_strips.py
@@ -0,0 +1,70 @@
+#
+# Copyright (C) 2016-2019 by Nathan Lovato, Daniel Oakey, Razvan Radulescu, and contributors
+#
+# This file is part of Power Sequencer.
+#
+# Power Sequencer is free software: you can redistribute it and/or modify it under the terms of the
+# GNU General Public License as published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# Power Sequencer is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+# without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with Power Sequencer. If
+# not, see <https://www.gnu.org/licenses/>.
+#
+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"}