From e0eff9563e04a0aa5a065a1a82e026d63e7d86da Mon Sep 17 00:00:00 2001
From: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>
Date: Tue, 4 Feb 2025 11:42:44 +1100
Subject: [PATCH] [8.18] [kbn-grid-layout] Disable pointer events on drag +
 resize (#208647) (#209422)

# Backport

This will backport the following commits from `main` to `8.18`:
- [[kbn-grid-layout] Disable pointer events on drag + resize
(#208647)](https://github.com/elastic/kibana/pull/208647)

<!--- Backport version: 9.4.3 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

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Mudge","email":"Heenawter@users.noreply.github.com"},"sourceCommit":{"committedDate":"2025-02-03T22:43:24Z","message":"[kbn-grid-layout]
Disable pointer events on drag + resize (#208647)\n\n##
Summary\r\n\r\nThis PR greatly improves the performance of
`kbn-grid-layout` on drag +\r\nresize by disabling pointer events during
these actions. This is\r\nespecially evident when dragging over panels
that have their own mouse\r\nevent listeners.\r\n\r\n| Before | After
|\r\n|--------|--------|\r\n|\r\n![image](https://github.com/user-attachments/assets/efea4bd0-e950-4d71-8485-f5f123240e5b)\r\n|\r\n![image](https://github.com/user-attachments/assets/15b044b2-521c-4bf5-a6cb-673c3a2affe4)\r\n|\r\n|\r\n![image](https://github.com/user-attachments/assets/7daa6c96-ff38-4336-beb8-e7378445e589)\r\n|\r\n![image](https://github.com/user-attachments/assets/37bb55c8-e757-4311-ab25-cb0c4cd18f58)\r\n|\r\n|\r\n![image](https://github.com/user-attachments/assets/1fbe721d-690f-4a57-aaab-c07f575e5d41)\r\n|\r\n![image](https://github.com/user-attachments/assets/6bdfdd40-9e58-4750-b152-cec2b12065fc)\r\n|\r\n\r\n###
Checklist\r\n\r\n- [x] The PR description includes the appropriate
Release Notes section,\r\nand the correct `release_note:*` label is
applied per
the\r\n[guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)","sha":"6cc788c4b17fdb627feeceadd457c425478eefd1","branchLabelMapping":{"^v9.1.0$":"main","^v8.19.0$":"8.x","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["Feature:Dashboard","release_note:fix","performance","Team:Presentation","loe:small","impact:high","v9.0.0","Project:Collapsable
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Disable pointer events on drag +
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Disable pointer events on drag + resize (#208647)\n\n##
Summary\r\n\r\nThis PR greatly improves the performance of
`kbn-grid-layout` on drag +\r\nresize by disabling pointer events during
these actions. This is\r\nespecially evident when dragging over panels
that have their own mouse\r\nevent listeners.\r\n\r\n| Before | After
|\r\n|--------|--------|\r\n|\r\n![image](https://github.com/user-attachments/assets/efea4bd0-e950-4d71-8485-f5f123240e5b)\r\n|\r\n![image](https://github.com/user-attachments/assets/15b044b2-521c-4bf5-a6cb-673c3a2affe4)\r\n|\r\n|\r\n![image](https://github.com/user-attachments/assets/7daa6c96-ff38-4336-beb8-e7378445e589)\r\n|\r\n![image](https://github.com/user-attachments/assets/37bb55c8-e757-4311-ab25-cb0c4cd18f58)\r\n|\r\n|\r\n![image](https://github.com/user-attachments/assets/1fbe721d-690f-4a57-aaab-c07f575e5d41)\r\n|\r\n![image](https://github.com/user-attachments/assets/6bdfdd40-9e58-4750-b152-cec2b12065fc)\r\n|\r\n\r\n###
Checklist\r\n\r\n- [x] The PR description includes the appropriate
Release Notes section,\r\nand the correct `release_note:*` label is
applied per
the\r\n[guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)","sha":"6cc788c4b17fdb627feeceadd457c425478eefd1"}},"sourceBranch":"main","suggestedTargetBranches":["9.0","8.18","8.x"],"targetPullRequestStates":[{"branch":"9.0","label":"v9.0.0","branchLabelMappingKey":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"},{"branch":"8.18","label":"v8.18.0","branchLabelMappingKey":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"},{"branch":"main","label":"v9.1.0","branchLabelMappingKey":"^v9.1.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/208647","number":208647,"mergeCommit":{"message":"[kbn-grid-layout]
Disable pointer events on drag + resize (#208647)\n\n##
Summary\r\n\r\nThis PR greatly improves the performance of
`kbn-grid-layout` on drag +\r\nresize by disabling pointer events during
these actions. This is\r\nespecially evident when dragging over panels
that have their own mouse\r\nevent listeners.\r\n\r\n| Before | After
|\r\n|--------|--------|\r\n|\r\n![image](https://github.com/user-attachments/assets/efea4bd0-e950-4d71-8485-f5f123240e5b)\r\n|\r\n![image](https://github.com/user-attachments/assets/15b044b2-521c-4bf5-a6cb-673c3a2affe4)\r\n|\r\n|\r\n![image](https://github.com/user-attachments/assets/7daa6c96-ff38-4336-beb8-e7378445e589)\r\n|\r\n![image](https://github.com/user-attachments/assets/37bb55c8-e757-4311-ab25-cb0c4cd18f58)\r\n|\r\n|\r\n![image](https://github.com/user-attachments/assets/1fbe721d-690f-4a57-aaab-c07f575e5d41)\r\n|\r\n![image](https://github.com/user-attachments/assets/6bdfdd40-9e58-4750-b152-cec2b12065fc)\r\n|\r\n\r\n###
Checklist\r\n\r\n- [x] The PR description includes the appropriate
Release Notes section,\r\nand the correct `release_note:*` label is
applied per
the\r\n[guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)","sha":"6cc788c4b17fdb627feeceadd457c425478eefd1"}},{"branch":"8.x","label":"v8.19.0","branchLabelMappingKey":"^v8.19.0$","isSourceBranch":false,"state":"NOT_CREATED"}]}]
BACKPORT-->

Co-authored-by: Hannah Mudge <Heenawter@users.noreply.github.com>
---
 .../private/kbn-grid-layout/grid/grid_height_smoother.tsx   | 3 ---
 .../packages/private/kbn-grid-layout/grid/grid_layout.tsx   | 6 ++++++
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/platform/packages/private/kbn-grid-layout/grid/grid_height_smoother.tsx b/src/platform/packages/private/kbn-grid-layout/grid/grid_height_smoother.tsx
index 213b1dc80a63d..792d8bb1aabe7 100644
--- a/src/platform/packages/private/kbn-grid-layout/grid/grid_height_smoother.tsx
+++ b/src/platform/packages/private/kbn-grid-layout/grid/grid_height_smoother.tsx
@@ -33,14 +33,11 @@ export const GridHeightSmoother = ({
 
       if (!interactionEvent) {
         smoothHeightRef.current.style.minHeight = `${dimensions.height}px`;
-        smoothHeightRef.current.style.userSelect = 'auto';
         return;
       }
-
       smoothHeightRef.current.style.minHeight = `${
         smoothHeightRef.current.getBoundingClientRect().height
       }px`;
-      smoothHeightRef.current.style.userSelect = 'none';
     });
 
     return () => {
diff --git a/src/platform/packages/private/kbn-grid-layout/grid/grid_layout.tsx b/src/platform/packages/private/kbn-grid-layout/grid/grid_layout.tsx
index 1d285046f89f4..f42d61321ad59 100644
--- a/src/platform/packages/private/kbn-grid-layout/grid/grid_layout.tsx
+++ b/src/platform/packages/private/kbn-grid-layout/grid/grid_layout.tsx
@@ -161,6 +161,12 @@ export const GridLayout = ({
         css={css`
           padding: calc(var(--kbnGridGutterSize) * 1px);
 
+          // disable pointer events and user select on drag + resize
+          &:has(.kbnGridPanel--active) {
+            user-select: none;
+            pointer-events: none;
+          }
+
           &:has(.kbnGridPanel--expanded) {
             ${expandedPanelStyles}
           }