From 4462100ceed78301b43dae2f75cd459b8225614a Mon Sep 17 00:00:00 2001
From: Pratik Borhade <pratikborhade302@gmail.com>
Date: Fri, 25 Aug 2023 11:00:37 +0200
Subject: [PATCH] GPv3: Delete channels

Support deleting Grease pencil channels in dopesheet.
`remove_layer` function is used to remove the layer from GP object.

Pull Request: https://projects.blender.org/blender/blender/pulls/111426
---
 source/blender/editors/animation/anim_channels_edit.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/source/blender/editors/animation/anim_channels_edit.cc b/source/blender/editors/animation/anim_channels_edit.cc
index b52c479b1f4..556998b943e 100644
--- a/source/blender/editors/animation/anim_channels_edit.cc
+++ b/source/blender/editors/animation/anim_channels_edit.cc
@@ -2192,6 +2192,14 @@ static int animchannels_delete_exec(bContext *C, wmOperator * /*op*/)
         ale->update = ANIM_UPDATE_DEPS;
         break;
       }
+      case ANIMTYPE_GREASE_PENCIL_LAYER: {
+        using namespace blender::bke::greasepencil;
+        GreasePencil *grease_pencil = reinterpret_cast<GreasePencil *>(ale->id);
+        Layer *layer = static_cast<Layer *>(ale->data);
+        grease_pencil->remove_layer(*layer);
+        DEG_id_tag_update(&grease_pencil->id, ID_RECALC_GEOMETRY);
+        break;
+      }
       case ANIMTYPE_MASKLAYER: {
         /* Mask layer */
         Mask *mask = (Mask *)ale->id;