fix: Fixed drag and droping split view groups, b=no-bug, c=tabs

src/browser/components/tabbrowser/content/tabbrowser-js.patch

@@ -1,5 +1,5 @@
 diff --git a/browser/components/tabbrowser/content/tabbrowser.js b/browser/components/tabbrowser/content/tabbrowser.js
-index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a92b6a07d6 100644
+index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..32b3e4cd13c2fffa4630e49f209e382cc1fcac10 100644
 --- a/browser/components/tabbrowser/content/tabbrowser.js
 +++ b/browser/components/tabbrowser/content/tabbrowser.js
 @@ -422,15 +422,49 @@
@@ -364,10 +364,10 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
 +            gZenWorkspaces._initialTab._shouldRemove = true;
 +          }
 +        }
-       }
++      }
 +      else {
 +        gZenWorkspaces._tabToRemoveForEmpty = this.selectedTab;
-+      }
+       }
 +      this._hasAlreadyInitializedZenSessionStore = true;
  
        if (tabs.length > 1 || !tabs[0].selected) {
@@ -603,7 +603,14 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
            if (neighbor && this.isTab(element) && tabIndex > element._tPos) {
              neighbor.after(element);
            } else {
-@@ -6122,7 +6252,7 @@
+@@ -6116,13 +6246,13 @@
+     #moveTabNextTo(element, targetElement, moveBefore = false, metricsContext) {
+       if (this.isTabGroupLabel(targetElement)) {
+         targetElement = targetElement.group;
+-        if (!moveBefore && !targetElement.collapsed) {
++        if (!moveBefore && !targetElement.collapsed && !targetElement.hasAttribute("split-view-group")) {
+           // Right after the tab group label = before the first tab in the tab group
+           targetElement = targetElement.tabs[0];
            moveBefore = true;
          }
        }
@@ -612,10 +619,13 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
          element = element.group;
          if (targetElement?.group) {
            targetElement = targetElement.group;
-@@ -6130,8 +6260,12 @@
+@@ -6130,8 +6260,15 @@
        }
  
        // Don't allow mixing pinned and unpinned tabs.
++      if (targetElement.group?.hasAttribute("split-view-group")) {
++        targetElement = targetElement.group;
++      }
 +      targetElement = gZenGlanceManager.getTabOrGlanceParent(targetElement);
 +      if (element.hasAttribute('zen-essential') && !targetElement?.hasAttribute('zen-essential')) {
 +        targetElement = this.tabsWithoutGlance[this._numZenEssentials - 1];
@@ -626,7 +636,7 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
          moveBefore = false;
        } else if (!element.pinned && targetElement && targetElement.pinned) {
          // If the caller asks to move an unpinned element next to a pinned
-@@ -6145,7 +6279,7 @@
+@@ -6145,7 +6282,7 @@
          //    move the tab group right before the first unpinned tab.
          // 4. Moving a tab group and the first unpinned tab is grouped:
          //    move the tab group right before the first unpinned tab's tab group.
@@ -635,7 +645,7 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
          if (targetElement.group) {
            targetElement = targetElement.group;
          }
-@@ -6153,6 +6287,7 @@
+@@ -6153,6 +6290,7 @@
        }
  
        let getContainer = () =>
@@ -643,7 +653,7 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
          element.pinned
            ? this.tabContainer.pinnedTabsContainer
            : this.tabContainer;
-@@ -6210,7 +6345,7 @@
+@@ -6210,7 +6348,7 @@
        if (!this.isTab(aTab)) {
          throw new Error("Can only move a tab into a tab group");
        }
@@ -652,7 +662,7 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
          return;
        }
        if (aTab.group && aTab.group.id === aGroup.id) {
-@@ -6304,6 +6439,10 @@
+@@ -6304,6 +6442,10 @@
  
        moveActionCallback();
  
@@ -663,7 +673,7 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
        // Clear tabs cache after moving nodes because the order of tabs may have
        // changed.
        this.tabContainer._invalidateCachedTabs();
-@@ -7198,7 +7337,7 @@
+@@ -7198,7 +7340,7 @@
              // preventDefault(). It will still raise the window if appropriate.
              break;
            }
@@ -672,7 +682,7 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
            window.focus();
            aEvent.preventDefault();
            break;
-@@ -8143,6 +8282,7 @@
+@@ -8143,6 +8285,7 @@
              aWebProgress.isTopLevel
            ) {
              this.mTab.setAttribute("busy", "true");
@@ -680,7 +690,7 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
              gBrowser._tabAttrModified(this.mTab, ["busy"]);
              this.mTab._notselectedsinceload = !this.mTab.selected;
            }
-@@ -9108,7 +9248,7 @@ var TabContextMenu = {
+@@ -9108,7 +9251,7 @@ var TabContextMenu = {
      );
      contextUnpinSelectedTabs.hidden =
        !this.contextTab.pinned || !this.multiselected;
@@ -689,7 +699,7 @@ index 96fd8acdc09cc4c9649d1ed7503c2a0bde536613..87fb109037d13183e76184201de600a9
      // Move Tab items
      let contextMoveTabOptions = document.getElementById(
        "context_moveTabOptions"
-@@ -9384,6 +9524,7 @@ var TabContextMenu = {
+@@ -9384,6 +9527,7 @@ var TabContextMenu = {
          )
        );
      } else {

src/browser/components/tabbrowser/content/tabs-js.patch

@@ -1,5 +1,5 @@
 diff --git a/browser/components/tabbrowser/content/tabs.js b/browser/components/tabbrowser/content/tabs.js
-index 1fcebe3962398ff1b7cadef657ac8b68a80e720d..bd64221c60aa2c2f4efdf765299ed03077710ff9 100644
+index 1fcebe3962398ff1b7cadef657ac8b68a80e720d..d3c0a1ac7f24301e56cb46e83a4d9b8e2ccc453a 100644
 --- a/browser/components/tabbrowser/content/tabs.js
 +++ b/browser/components/tabbrowser/content/tabs.js
 @@ -289,6 +289,7 @@
@@ -409,6 +409,15 @@ index 1fcebe3962398ff1b7cadef657ac8b68a80e720d..bd64221c60aa2c2f4efdf765299ed030
            ? dropElement.parentElement
            : dropElement;
  
+@@ -2659,7 +2736,7 @@
+         if (
+           isTabGroupLabel(draggedTab) &&
+           dropElement?.group &&
+-          !dropElement.group.collapsed
++          !dropElement.group.collapsed && !dropElement.group.hasAttribute("split-view-group")
+         ) {
+           let overlappedGroup = dropElement.group;
+ 
 @@ -2686,12 +2763,7 @@
          }
        }

src/zen/glance/ZenGlanceManager.mjs

@@ -259,6 +259,9 @@
         }
       }
 
+      const browserSidebarContainer = this.#currentParentTab?.linkedBrowser?.closest(
+        '.browserSidebarContainer'
+      );
       const sidebarButtons = this.browserWrapper.querySelector('.zen-glance-sidebar-container');
       if (onTabClose && hasFocused && !this.#confirmationTimeout && sidebarButtons) {
         const cancelButton = sidebarButtons?.querySelector('.zen-glance-sidebar-close');
@@ -272,9 +275,7 @@
 
       this.browserWrapper.removeAttribute('has-finished-animation');
       if (noAnimation) {
-        this._clearContainerStyles(
-          this.#currentParentTab?.linkedBrowser?.closest('.browserSidebarContainer')
-        );
+        this._clearContainerStyles(browserSidebarContainer);
         this.quickCloseGlance({ closeCurrentTab: false });
         return;
       }

surfer.json

@@ -19,7 +19,7 @@
       "brandShortName": "Zen",
       "brandFullName": "Zen Browser",
       "release": {
-        "displayVersion": "1.14.8b",
+        "displayVersion": "1.14.9b",
         "github": {
           "repo": "zen-browser/desktop"
         },