tor-browser

commit 01acb7bb84872037120b2458b7baa402e2d7dd16
parent 116db2ec1d74093d7c036d053a846f56bd20b93d
Author: Kelly Cochrane <kcochrane@mozilla.com>
Date:   Fri, 19 Dec 2025 14:07:49 +0000

Bug 2006010 - Fix issues with split view panel width when adding split view to inactive tab r=desktop-theme-reviewers,tabbrowser-reviewers,nsharpley,dao

Differential Revision: https://phabricator.services.mozilla.com/D276707

Diffstat:
M
browser/components/tabbrowser/content/opentabs-splitview.mjs
 | 
1
+
M
browser/components/tabbrowser/content/tabsplitview.js
 | 
2
+-
M
browser/themes/shared/tabbrowser/content-area.css
 | 
2
+-

3 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/browser/components/tabbrowser/content/opentabs-splitview.mjs b/browser/components/tabbrowser/content/opentabs-splitview.mjs
@@ -79,6 +79,7 @@ class OpenTabsInSplitView extends MozLitElement {
       case "TabSelect":
         if (this.currentSplitView) {
           this.addListeners();
+          this.requestUpdate();
         } else {
           this.removeListeners();
         }
diff --git a/browser/components/tabbrowser/content/tabsplitview.js b/browser/components/tabbrowser/content/tabsplitview.js
@@ -296,7 +296,7 @@
       this.hasActiveTab = event.target.splitview === this;
       gBrowser.setIsSplitViewActive(this.hasActiveTab, this.#tabs);
       if (this.hasActiveTab) {
-        this.#activate(true);
+        this.#activate();
       } else {
         this.#deactivate(true);
       }
diff --git a/browser/themes/shared/tabbrowser/content-area.css b/browser/themes/shared/tabbrowser/content-area.css
@@ -160,13 +160,13 @@
     --panel-min-width: 140px;
     min-width: var(--panel-min-width);
     max-width: calc(100% - var(--panel-min-width));
+    flex: 1;
     width: 49.4%;
   }
 
   &[splitview] {
     .split-view-panel.split-view-panel-active {
       margin: var(--space-xsmall);
-      flex: 1;
       position: relative;
       width: unset;
     }