fix: optimize fullscreen launcher item sorting initialization

qml/FullscreenFrame.qml

@@ -419,9 +419,7 @@ InputEventItem {
                                 folderId: 0
                             }
                             sortRole: ItemArrangementProxyModel.IndexInPageRole
-                            Component.onCompleted: {
-                                proxyModel.sort(0)
-                            }
+                            sortColumn: 0
                         }
 
                         MouseArea {
@@ -666,6 +664,9 @@ InputEventItem {
                                 }
                             }
                             Component.onCompleted: {
+                                if (LauncherController.currentFrame === "FullscreenFrame") {
+                                    itemMoveTransition.enabled = true
+                                }
                                 gridViewContainer.checkPageSwitchState()
                             }
                             Component.onDestruction: {

src/models/sortproxymodel.cpp

@@ -196,6 +196,24 @@ void SortProxyModel::setSortRole(int role)
     }
 }
 
+void SortProxyModel::setSortColumn(int column)
+{
+    if (m_sortColumn != column)
+    {
+        int oldColumn = m_sortColumn;
+        m_sortColumn = column;
+        Q_EMIT sortColumnChanged();
+
+        // If source model is already set, reorder to apply the new sort column
+        if (sourceModel() && !m_proxyToSourceMap.empty())
+        {
+            reorder();
+        }
+
+        Q_UNUSED(oldColumn)
+    }
+}
+
 int SortProxyModel::sortRole() const
 {
     return m_sortRole;

src/models/sortproxymodel.h

@@ -30,12 +30,14 @@ class SortProxyModelTest;
  * of the API, so if you used QSortFilterProxyModel only for sorting it
  * should be a drop-in replacement.
  *
- * @note BLumia: Currently, sort() needs to be called manually
+ * @note sortColumn can be set declaratively in QML to enable
+ * initial sorting during model reset (no move signals emitted).
  */
 class SortProxyModel : public QAbstractProxyModel
 {
     Q_OBJECT
     Q_PROPERTY(int sortRole READ sortRole WRITE setSortRole NOTIFY sortRoleChanged)
+    Q_PROPERTY(int sortColumn READ sortColumn WRITE setSortColumn NOTIFY sortColumnChanged)
     QML_ELEMENT
 
 public:
@@ -60,6 +62,7 @@ class SortProxyModel : public QAbstractProxyModel
 public:
     void setSortRole(int role);
     int sortRole() const;
+    void setSortColumn(int column);
     void setSortCaseSensitivity(Qt::CaseSensitivity sensitivity);
     Qt::CaseSensitivity sortCaseSensitivity() const;
     int sortColumn() const;