From 453d75b3046d866f01adee5a3cc6b83ea9e4ba51 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C5=82=20Cie=C5=9Blak?= <michalcieslak@status.im>
Date: Thu, 20 Jul 2023 12:18:29 +0200
Subject: [PATCH] feat(Storybook): Utility proxy model for limiting model's
 count

It's convenient for testing some corner cases (especially when
used with Slider)  when e.g. model is empty or has only one item.
---
 storybook/src/Storybook/LimitProxyModel.qml | 12 ++++++++++++
 storybook/src/Storybook/qmldir              |  1 +
 2 files changed, 13 insertions(+)
 create mode 100644 storybook/src/Storybook/LimitProxyModel.qml

diff --git a/storybook/src/Storybook/LimitProxyModel.qml b/storybook/src/Storybook/LimitProxyModel.qml
new file mode 100644
index 0000000000..4c4df2a3c5
--- /dev/null
+++ b/storybook/src/Storybook/LimitProxyModel.qml
@@ -0,0 +1,12 @@
+import SortFilterProxyModel 0.2
+
+SortFilterProxyModel {
+    id: root
+
+    property int limit
+
+    filters: IndexFilter {
+        maximumIndex: Math.max(root.limit - 1, 0)
+        minimumIndex: root.limit === 0 ? 1 : 0
+    }
+}
diff --git a/storybook/src/Storybook/qmldir b/storybook/src/Storybook/qmldir
index 9aaa3b44a0..6a06cb2db4 100644
--- a/storybook/src/Storybook/qmldir
+++ b/storybook/src/Storybook/qmldir
@@ -15,6 +15,7 @@ InspectionItem 1.0 InspectionItem.qml
 InspectionItemsList 1.0 InspectionItemsList.qml
 InspectionPanel 1.0 InspectionPanel.qml
 InspectionWindow 1.0 InspectionWindow.qml
+LimitProxyModel 1.0 LimitProxyModel.qml
 Logs 1.0 Logs.qml
 LogsAndControlsPanel 1.0 LogsAndControlsPanel.qml
 LogsView 1.0 LogsView.qml