1 files changed, 86 insertions, 0 deletions
diff --git a/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/StudioControls/SortFilterModel.qml b/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/StudioControls/SortFilterModel.qml
new file mode 100644
index 0000000000..e70b0093e3
--- /dev/null
+++ b/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/StudioControls/SortFilterModel.qml
@@ -0,0 +1,86 @@
+/****************************************************************************
+**
+** Copyright (C) 2022 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Quick 3D.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick
+import QtQml.Models
+
+DelegateModel {
+    id: delegateModel
+
+    property var visibleGroup: visibleItems
+
+    property var lessThan: function(left, right) { return true }
+    property var filterAcceptsItem: function(item) { return true }
+
+    signal updated()
+
+    function update() {
+        if (delegateModel.items.count > 0) {
+            delegateModel.items.setGroups(0, delegateModel.items.count, "items")
+        }
+
+        // Filter items
+        var visible = []
+        for (var i = 0; i < delegateModel.items.count; ++i) {
+            var item = delegateModel.items.get(i)
+            if (delegateModel.filterAcceptsItem(item.model)) {
+                visible.push(item)
+            }
+        }
+
+        // Sort the list of visible items
+        visible.sort(function(a, b) {
+            return delegateModel.lessThan(a.model, b.model);
+        });
+
+        // Add all items to the visible group
+        for (i = 0; i < visible.length; ++i) {
+            item = visible[i]
+            item.inVisible = true
+            if (item.visibleIndex !== i) {
+                visibleItems.move(item.visibleIndex, i, 1)
+            }
+        }
+
+        delegateModel.updated()
+    }
+
+    items.onChanged: delegateModel.update()
+    onLessThanChanged: delegateModel.update()
+    onFilterAcceptsItemChanged: delegateModel.update()
+
+    groups: DelegateModelGroup {
+        id: visibleItems
+
+        name: "visible"
+        includeByDefault: false
+    }
+
+    filterOnGroup: "visible"
+}